2 * Copyright (C) 2008 The Android Open Source Project
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #define LOG_TAG "ResourceType"
18 //#define LOG_NDEBUG 0
30 #include <type_traits>
32 #include <androidfw/ByteBucketArray.h>
33 #include <androidfw/ResourceTypes.h>
34 #include <androidfw/TypeWrappers.h>
35 #include <utils/Atomic.h>
36 #include <utils/ByteOrder.h>
37 #include <utils/Debug.h>
38 #include <utils/Log.h>
39 #include <utils/String16.h>
40 #include <utils/String8.h>
43 #include <binder/TextOutput.h>
47 #define INT32_MAX ((int32_t)(2147483647))
55 #define ntohl(x) ( ((x) << 24) | (((x) >> 24) & 255) | (((x) << 8) & 0xff0000) | (((x) >> 8) & 0xff00) )
56 #define htonl(x) ntohl(x)
57 #define ntohs(x) ( (((x) << 8) & 0xff00) | (((x) >> 8) & 255) )
58 #define htons(x) ntohs(x)
61 #define IDMAP_MAGIC 0x504D4449
62 #define IDMAP_CURRENT_VERSION 0x00000001
64 #define APP_PACKAGE_ID 0x7f
65 #define SYS_PACKAGE_ID 0x01
67 static const bool kDebugStringPoolNoisy = false;
68 static const bool kDebugXMLNoisy = false;
69 static const bool kDebugTableNoisy = false;
70 static const bool kDebugTableGetEntry = false;
71 static const bool kDebugTableSuperNoisy = false;
72 static const bool kDebugLoadTableNoisy = false;
73 static const bool kDebugLoadTableSuperNoisy = false;
74 static const bool kDebugTableTheme = false;
75 static const bool kDebugResXMLTree = false;
76 static const bool kDebugLibNoisy = false;
78 // TODO: This code uses 0xFFFFFFFF converted to bag_set* as a sentinel value. This is bad practice.
80 // Standard C isspace() is only required to look at the low byte of its input, so
81 // produces incorrect results for UTF-16 characters. For safety's sake, assume that
82 // any high-byte UTF-16 code point is not whitespace.
83 inline int isspace16(char16_t c) {
84 return (c < 0x0080 && isspace(c));
88 inline static T max(T a, T b) {
92 // range checked; guaranteed to NUL-terminate within the stated number of available slots
93 // NOTE: if this truncates the dst string due to running out of space, no attempt is
94 // made to avoid splitting surrogate pairs.
95 static void strcpy16_dtoh(char16_t* dst, const uint16_t* src, size_t avail)
97 char16_t* last = dst + avail - 1;
98 while (*src && (dst < last)) {
99 char16_t s = dtohs(static_cast<char16_t>(*src));
106 static status_t validate_chunk(const ResChunk_header* chunk,
108 const uint8_t* dataEnd,
111 const uint16_t headerSize = dtohs(chunk->headerSize);
112 const uint32_t size = dtohl(chunk->size);
114 if (headerSize >= minSize) {
115 if (headerSize <= size) {
116 if (((headerSize|size)&0x3) == 0) {
117 if ((size_t)size <= (size_t)(dataEnd-((const uint8_t*)chunk))) {
120 ALOGW("%s data size 0x%x extends beyond resource end %p.",
121 name, size, (void*)(dataEnd-((const uint8_t*)chunk)));
124 ALOGW("%s size 0x%x or headerSize 0x%x is not on an integer boundary.",
125 name, (int)size, (int)headerSize);
128 ALOGW("%s size 0x%x is smaller than header size 0x%x.",
129 name, size, headerSize);
132 ALOGW("%s header size 0x%04x is too small.",
137 static void fill9patchOffsets(Res_png_9patch* patch) {
138 patch->xDivsOffset = sizeof(Res_png_9patch);
139 patch->yDivsOffset = patch->xDivsOffset + (patch->numXDivs * sizeof(int32_t));
140 patch->colorsOffset = patch->yDivsOffset + (patch->numYDivs * sizeof(int32_t));
143 void Res_value::copyFrom_dtoh(const Res_value& src)
145 size = dtohs(src.size);
147 dataType = src.dataType;
148 data = dtohl(src.data);
151 void Res_png_9patch::deviceToFile()
153 int32_t* xDivs = getXDivs();
154 for (int i = 0; i < numXDivs; i++) {
155 xDivs[i] = htonl(xDivs[i]);
157 int32_t* yDivs = getYDivs();
158 for (int i = 0; i < numYDivs; i++) {
159 yDivs[i] = htonl(yDivs[i]);
161 paddingLeft = htonl(paddingLeft);
162 paddingRight = htonl(paddingRight);
163 paddingTop = htonl(paddingTop);
164 paddingBottom = htonl(paddingBottom);
165 uint32_t* colors = getColors();
166 for (int i=0; i<numColors; i++) {
167 colors[i] = htonl(colors[i]);
171 void Res_png_9patch::fileToDevice()
173 int32_t* xDivs = getXDivs();
174 for (int i = 0; i < numXDivs; i++) {
175 xDivs[i] = ntohl(xDivs[i]);
177 int32_t* yDivs = getYDivs();
178 for (int i = 0; i < numYDivs; i++) {
179 yDivs[i] = ntohl(yDivs[i]);
181 paddingLeft = ntohl(paddingLeft);
182 paddingRight = ntohl(paddingRight);
183 paddingTop = ntohl(paddingTop);
184 paddingBottom = ntohl(paddingBottom);
185 uint32_t* colors = getColors();
186 for (int i=0; i<numColors; i++) {
187 colors[i] = ntohl(colors[i]);
191 size_t Res_png_9patch::serializedSize() const
193 // The size of this struct is 32 bytes on the 32-bit target system
198 + numXDivs * sizeof(int32_t)
199 + numYDivs * sizeof(int32_t)
200 + numColors * sizeof(uint32_t);
203 void* Res_png_9patch::serialize(const Res_png_9patch& patch, const int32_t* xDivs,
204 const int32_t* yDivs, const uint32_t* colors)
206 // Use calloc since we're going to leave a few holes in the data
207 // and want this to run cleanly under valgrind
208 void* newData = calloc(1, patch.serializedSize());
209 serialize(patch, xDivs, yDivs, colors, newData);
213 void Res_png_9patch::serialize(const Res_png_9patch& patch, const int32_t* xDivs,
214 const int32_t* yDivs, const uint32_t* colors, void* outData)
216 uint8_t* data = (uint8_t*) outData;
217 memcpy(data, &patch.wasDeserialized, 4); // copy wasDeserialized, numXDivs, numYDivs, numColors
218 memcpy(data + 12, &patch.paddingLeft, 16); // copy paddingXXXX
221 memcpy(data, xDivs, patch.numXDivs * sizeof(int32_t));
222 data += patch.numXDivs * sizeof(int32_t);
223 memcpy(data, yDivs, patch.numYDivs * sizeof(int32_t));
224 data += patch.numYDivs * sizeof(int32_t);
225 memcpy(data, colors, patch.numColors * sizeof(uint32_t));
227 fill9patchOffsets(reinterpret_cast<Res_png_9patch*>(outData));
230 static bool assertIdmapHeader(const void* idmap, size_t size) {
231 if (reinterpret_cast<uintptr_t>(idmap) & 0x03) {
232 ALOGE("idmap: header is not word aligned");
236 if (size < ResTable::IDMAP_HEADER_SIZE_BYTES) {
237 ALOGW("idmap: header too small (%d bytes)", (uint32_t) size);
241 const uint32_t magic = htodl(*reinterpret_cast<const uint32_t*>(idmap));
242 if (magic != IDMAP_MAGIC) {
243 ALOGW("idmap: no magic found in header (is 0x%08x, expected 0x%08x)",
248 const uint32_t version = htodl(*(reinterpret_cast<const uint32_t*>(idmap) + 1));
249 if (version != IDMAP_CURRENT_VERSION) {
250 // We are strict about versions because files with this format are
251 // auto-generated and don't need backwards compatibility.
252 ALOGW("idmap: version mismatch in header (is 0x%08x, expected 0x%08x)",
253 version, IDMAP_CURRENT_VERSION);
261 IdmapEntries() : mData(NULL) {}
263 bool hasEntries() const {
268 return (dtohs(*mData) > 0);
271 size_t byteSize() const {
275 uint16_t entryCount = dtohs(mData[2]);
276 return (sizeof(uint16_t) * 4) + (sizeof(uint32_t) * static_cast<size_t>(entryCount));
279 uint8_t targetTypeId() const {
283 return dtohs(mData[0]);
286 uint8_t overlayTypeId() const {
290 return dtohs(mData[1]);
293 status_t setTo(const void* entryHeader, size_t size) {
294 if (reinterpret_cast<uintptr_t>(entryHeader) & 0x03) {
295 ALOGE("idmap: entry header is not word aligned");
296 return UNKNOWN_ERROR;
299 if (size < sizeof(uint16_t) * 4) {
300 ALOGE("idmap: entry header is too small (%u bytes)", (uint32_t) size);
301 return UNKNOWN_ERROR;
304 const uint16_t* header = reinterpret_cast<const uint16_t*>(entryHeader);
305 const uint16_t targetTypeId = dtohs(header[0]);
306 const uint16_t overlayTypeId = dtohs(header[1]);
307 if (targetTypeId == 0 || overlayTypeId == 0 || targetTypeId > 255 || overlayTypeId > 255) {
308 ALOGE("idmap: invalid type map (%u -> %u)", targetTypeId, overlayTypeId);
309 return UNKNOWN_ERROR;
312 uint16_t entryCount = dtohs(header[2]);
313 if (size < sizeof(uint32_t) * (entryCount + 2)) {
314 ALOGE("idmap: too small (%u bytes) for the number of entries (%u)",
315 (uint32_t) size, (uint32_t) entryCount);
316 return UNKNOWN_ERROR;
322 status_t lookup(uint16_t entryId, uint16_t* outEntryId) const {
323 uint16_t entryCount = dtohs(mData[2]);
324 uint16_t offset = dtohs(mData[3]);
326 if (entryId < offset) {
327 // The entry is not present in this idmap
333 if (entryId >= entryCount) {
334 // The entry is not present in this idmap
338 // It is safe to access the type here without checking the size because
339 // we have checked this when it was first loaded.
340 const uint32_t* entries = reinterpret_cast<const uint32_t*>(mData) + 2;
341 uint32_t mappedEntry = dtohl(entries[entryId]);
342 if (mappedEntry == 0xffffffff) {
343 // This entry is not present in this idmap
346 *outEntryId = static_cast<uint16_t>(mappedEntry);
351 const uint16_t* mData;
354 status_t parseIdmap(const void* idmap, size_t size, uint8_t* outPackageId, KeyedVector<uint8_t, IdmapEntries>* outMap) {
355 if (!assertIdmapHeader(idmap, size)) {
356 return UNKNOWN_ERROR;
359 size -= ResTable::IDMAP_HEADER_SIZE_BYTES;
360 if (size < sizeof(uint16_t) * 2) {
361 ALOGE("idmap: too small to contain any mapping");
362 return UNKNOWN_ERROR;
365 const uint16_t* data = reinterpret_cast<const uint16_t*>(
366 reinterpret_cast<const uint8_t*>(idmap) + ResTable::IDMAP_HEADER_SIZE_BYTES);
368 uint16_t targetPackageId = dtohs(*(data++));
369 if (targetPackageId == 0 || targetPackageId > 255) {
370 ALOGE("idmap: target package ID is invalid (%02x)", targetPackageId);
371 return UNKNOWN_ERROR;
374 uint16_t mapCount = dtohs(*(data++));
376 ALOGE("idmap: no mappings");
377 return UNKNOWN_ERROR;
380 if (mapCount > 255) {
381 ALOGW("idmap: too many mappings. Only 255 are possible but %u are present", (uint32_t) mapCount);
384 while (size > sizeof(uint16_t) * 4) {
385 IdmapEntries entries;
386 status_t err = entries.setTo(data, size);
387 if (err != NO_ERROR) {
391 ssize_t index = outMap->add(entries.overlayTypeId(), entries);
396 data += entries.byteSize() / sizeof(uint16_t);
397 size -= entries.byteSize();
400 if (outPackageId != NULL) {
401 *outPackageId = static_cast<uint8_t>(targetPackageId);
406 Res_png_9patch* Res_png_9patch::deserialize(void* inData)
409 Res_png_9patch* patch = reinterpret_cast<Res_png_9patch*>(inData);
410 patch->wasDeserialized = true;
411 fill9patchOffsets(patch);
416 // --------------------------------------------------------------------
417 // --------------------------------------------------------------------
418 // --------------------------------------------------------------------
420 ResStringPool::ResStringPool()
421 : mError(NO_INIT), mOwnedData(NULL), mHeader(NULL), mCache(NULL)
425 ResStringPool::ResStringPool(const void* data, size_t size, bool copyData)
426 : mError(NO_INIT), mOwnedData(NULL), mHeader(NULL), mCache(NULL)
428 setTo(data, size, copyData);
431 ResStringPool::~ResStringPool()
436 void ResStringPool::setToEmpty()
440 mOwnedData = calloc(1, sizeof(ResStringPool_header));
441 ResStringPool_header* header = (ResStringPool_header*) mOwnedData;
449 mHeader = (const ResStringPool_header*) header;
452 status_t ResStringPool::setTo(const void* data, size_t size, bool copyData)
454 if (!data || !size) {
455 return (mError=BAD_TYPE);
460 const bool notDeviceEndian = htods(0xf0) != 0xf0;
462 if (copyData || notDeviceEndian) {
463 mOwnedData = malloc(size);
464 if (mOwnedData == NULL) {
465 return (mError=NO_MEMORY);
467 memcpy(mOwnedData, data, size);
471 mHeader = (const ResStringPool_header*)data;
473 if (notDeviceEndian) {
474 ResStringPool_header* h = const_cast<ResStringPool_header*>(mHeader);
475 h->header.headerSize = dtohs(mHeader->header.headerSize);
476 h->header.type = dtohs(mHeader->header.type);
477 h->header.size = dtohl(mHeader->header.size);
478 h->stringCount = dtohl(mHeader->stringCount);
479 h->styleCount = dtohl(mHeader->styleCount);
480 h->flags = dtohl(mHeader->flags);
481 h->stringsStart = dtohl(mHeader->stringsStart);
482 h->stylesStart = dtohl(mHeader->stylesStart);
485 if (mHeader->header.headerSize > mHeader->header.size
486 || mHeader->header.size > size) {
487 ALOGW("Bad string block: header size %d or total size %d is larger than data size %d\n",
488 (int)mHeader->header.headerSize, (int)mHeader->header.size, (int)size);
489 return (mError=BAD_TYPE);
491 mSize = mHeader->header.size;
492 mEntries = (const uint32_t*)
493 (((const uint8_t*)data)+mHeader->header.headerSize);
495 if (mHeader->stringCount > 0) {
496 if ((mHeader->stringCount*sizeof(uint32_t) < mHeader->stringCount) // uint32 overflow?
497 || (mHeader->header.headerSize+(mHeader->stringCount*sizeof(uint32_t)))
499 ALOGW("Bad string block: entry of %d items extends past data size %d\n",
500 (int)(mHeader->header.headerSize+(mHeader->stringCount*sizeof(uint32_t))),
502 return (mError=BAD_TYPE);
506 if (mHeader->flags&ResStringPool_header::UTF8_FLAG) {
507 charSize = sizeof(uint8_t);
509 charSize = sizeof(uint16_t);
512 // There should be at least space for the smallest string
513 // (2 bytes length, null terminator).
514 if (mHeader->stringsStart >= (mSize - sizeof(uint16_t))) {
515 ALOGW("Bad string block: string pool starts at %d, after total size %d\n",
516 (int)mHeader->stringsStart, (int)mHeader->header.size);
517 return (mError=BAD_TYPE);
520 mStrings = (const void*)
521 (((const uint8_t*)data) + mHeader->stringsStart);
523 if (mHeader->styleCount == 0) {
524 mStringPoolSize = (mSize - mHeader->stringsStart) / charSize;
526 // check invariant: styles starts before end of data
527 if (mHeader->stylesStart >= (mSize - sizeof(uint16_t))) {
528 ALOGW("Bad style block: style block starts at %d past data size of %d\n",
529 (int)mHeader->stylesStart, (int)mHeader->header.size);
530 return (mError=BAD_TYPE);
532 // check invariant: styles follow the strings
533 if (mHeader->stylesStart <= mHeader->stringsStart) {
534 ALOGW("Bad style block: style block starts at %d, before strings at %d\n",
535 (int)mHeader->stylesStart, (int)mHeader->stringsStart);
536 return (mError=BAD_TYPE);
539 (mHeader->stylesStart-mHeader->stringsStart)/charSize;
542 // check invariant: stringCount > 0 requires a string pool to exist
543 if (mStringPoolSize == 0) {
544 ALOGW("Bad string block: stringCount is %d but pool size is 0\n", (int)mHeader->stringCount);
545 return (mError=BAD_TYPE);
548 if (notDeviceEndian) {
550 uint32_t* e = const_cast<uint32_t*>(mEntries);
551 for (i=0; i<mHeader->stringCount; i++) {
552 e[i] = dtohl(mEntries[i]);
554 if (!(mHeader->flags&ResStringPool_header::UTF8_FLAG)) {
555 const uint16_t* strings = (const uint16_t*)mStrings;
556 uint16_t* s = const_cast<uint16_t*>(strings);
557 for (i=0; i<mStringPoolSize; i++) {
558 s[i] = dtohs(strings[i]);
563 if ((mHeader->flags&ResStringPool_header::UTF8_FLAG &&
564 ((uint8_t*)mStrings)[mStringPoolSize-1] != 0) ||
565 (!(mHeader->flags&ResStringPool_header::UTF8_FLAG) &&
566 ((uint16_t*)mStrings)[mStringPoolSize-1] != 0)) {
567 ALOGW("Bad string block: last string is not 0-terminated\n");
568 return (mError=BAD_TYPE);
575 if (mHeader->styleCount > 0) {
576 mEntryStyles = mEntries + mHeader->stringCount;
577 // invariant: integer overflow in calculating mEntryStyles
578 if (mEntryStyles < mEntries) {
579 ALOGW("Bad string block: integer overflow finding styles\n");
580 return (mError=BAD_TYPE);
583 if (((const uint8_t*)mEntryStyles-(const uint8_t*)mHeader) > (int)size) {
584 ALOGW("Bad string block: entry of %d styles extends past data size %d\n",
585 (int)((const uint8_t*)mEntryStyles-(const uint8_t*)mHeader),
587 return (mError=BAD_TYPE);
589 mStyles = (const uint32_t*)
590 (((const uint8_t*)data)+mHeader->stylesStart);
591 if (mHeader->stylesStart >= mHeader->header.size) {
592 ALOGW("Bad string block: style pool starts %d, after total size %d\n",
593 (int)mHeader->stylesStart, (int)mHeader->header.size);
594 return (mError=BAD_TYPE);
597 (mHeader->header.size-mHeader->stylesStart)/sizeof(uint32_t);
599 if (notDeviceEndian) {
601 uint32_t* e = const_cast<uint32_t*>(mEntryStyles);
602 for (i=0; i<mHeader->styleCount; i++) {
603 e[i] = dtohl(mEntryStyles[i]);
605 uint32_t* s = const_cast<uint32_t*>(mStyles);
606 for (i=0; i<mStylePoolSize; i++) {
607 s[i] = dtohl(mStyles[i]);
611 const ResStringPool_span endSpan = {
612 { htodl(ResStringPool_span::END) },
613 htodl(ResStringPool_span::END), htodl(ResStringPool_span::END)
615 if (memcmp(&mStyles[mStylePoolSize-(sizeof(endSpan)/sizeof(uint32_t))],
616 &endSpan, sizeof(endSpan)) != 0) {
617 ALOGW("Bad string block: last style is not 0xFFFFFFFF-terminated\n");
618 return (mError=BAD_TYPE);
626 return (mError=NO_ERROR);
629 status_t ResStringPool::getError() const
634 void ResStringPool::uninit()
637 if (mHeader != NULL && mCache != NULL) {
638 for (size_t x = 0; x < mHeader->stringCount; x++) {
639 if (mCache[x] != NULL) {
654 * Strings in UTF-16 format have length indicated by a length encoded in the
655 * stored data. It is either 1 or 2 characters of length data. This allows a
656 * maximum length of 0x7FFFFFF (2147483647 bytes), but if you're storing that
657 * much data in a string, you're abusing them.
659 * If the high bit is set, then there are two characters or 4 bytes of length
660 * data encoded. In that case, drop the high bit of the first character and
661 * add it together with the next character.
664 decodeLength(const uint16_t** str)
667 if ((len & 0x8000) != 0) {
669 len = ((len & 0x7FFF) << 16) | **str;
676 * Strings in UTF-8 format have length indicated by a length encoded in the
677 * stored data. It is either 1 or 2 characters of length data. This allows a
678 * maximum length of 0x7FFF (32767 bytes), but you should consider storing
679 * text in another way if you're using that much data in a single string.
681 * If the high bit is set, then there are two characters or 2 bytes of length
682 * data encoded. In that case, drop the high bit of the first character and
683 * add it together with the next character.
686 decodeLength(const uint8_t** str)
689 if ((len & 0x80) != 0) {
691 len = ((len & 0x7F) << 8) | **str;
697 const char16_t* ResStringPool::stringAt(size_t idx, size_t* u16len) const
699 if (mError == NO_ERROR && idx < mHeader->stringCount) {
700 const bool isUTF8 = (mHeader->flags&ResStringPool_header::UTF8_FLAG) != 0;
701 const uint32_t off = mEntries[idx]/(isUTF8?sizeof(uint8_t):sizeof(uint16_t));
702 if (off < (mStringPoolSize-1)) {
704 const uint16_t* strings = (uint16_t*)mStrings;
705 const uint16_t* str = strings+off;
707 *u16len = decodeLength(&str);
708 if ((uint32_t)(str+*u16len-strings) < mStringPoolSize) {
709 // Reject malformed (non null-terminated) strings
710 if (str[*u16len] != 0x0000) {
711 ALOGW("Bad string block: string #%d is not null-terminated",
715 return reinterpret_cast<const char16_t*>(str);
717 ALOGW("Bad string block: string #%d extends to %d, past end at %d\n",
718 (int)idx, (int)(str+*u16len-strings), (int)mStringPoolSize);
721 const uint8_t* strings = (uint8_t*)mStrings;
722 const uint8_t* u8str = strings+off;
724 *u16len = decodeLength(&u8str);
725 size_t u8len = decodeLength(&u8str);
727 // encLen must be less than 0x7FFF due to encoding.
728 if ((uint32_t)(u8str+u8len-strings) < mStringPoolSize) {
729 AutoMutex lock(mDecodeLock);
731 if (mCache == NULL) {
733 if (kDebugStringPoolNoisy) {
734 ALOGI("CREATING STRING CACHE OF %zu bytes",
735 mHeader->stringCount*sizeof(char16_t**));
738 // We do not want to be in this case when actually running Android.
739 ALOGW("CREATING STRING CACHE OF %zu bytes",
740 static_cast<size_t>(mHeader->stringCount*sizeof(char16_t**)));
742 mCache = (char16_t**)calloc(mHeader->stringCount, sizeof(char16_t*));
743 if (mCache == NULL) {
744 ALOGW("No memory trying to allocate decode cache table of %d bytes\n",
745 (int)(mHeader->stringCount*sizeof(char16_t**)));
750 if (mCache[idx] != NULL) {
754 ssize_t actualLen = utf8_to_utf16_length(u8str, u8len);
755 if (actualLen < 0 || (size_t)actualLen != *u16len) {
756 ALOGW("Bad string block: string #%lld decoded length is not correct "
758 (long long)idx, (long long)actualLen, (long long)*u16len);
762 // Reject malformed (non null-terminated) strings
763 if (u8str[u8len] != 0x00) {
764 ALOGW("Bad string block: string #%d is not null-terminated",
769 char16_t *u16str = (char16_t *)calloc(*u16len+1, sizeof(char16_t));
771 ALOGW("No memory when trying to allocate decode cache for string #%d\n",
776 if (kDebugStringPoolNoisy) {
777 ALOGI("Caching UTF8 string: %s", u8str);
779 utf8_to_utf16(u8str, u8len, u16str, *u16len + 1);
780 mCache[idx] = u16str;
783 ALOGW("Bad string block: string #%lld extends to %lld, past end at %lld\n",
784 (long long)idx, (long long)(u8str+u8len-strings),
785 (long long)mStringPoolSize);
789 ALOGW("Bad string block: string #%d entry is at %d, past end at %d\n",
790 (int)idx, (int)(off*sizeof(uint16_t)),
791 (int)(mStringPoolSize*sizeof(uint16_t)));
797 const char* ResStringPool::string8At(size_t idx, size_t* outLen) const
799 if (mError == NO_ERROR && idx < mHeader->stringCount) {
800 if ((mHeader->flags&ResStringPool_header::UTF8_FLAG) == 0) {
803 const uint32_t off = mEntries[idx]/sizeof(char);
804 if (off < (mStringPoolSize-1)) {
805 const uint8_t* strings = (uint8_t*)mStrings;
806 const uint8_t* str = strings+off;
808 // Decode the UTF-16 length. This is not used if we're not
809 // converting to UTF-16 from UTF-8.
812 const size_t encLen = decodeLength(&str);
815 if ((uint32_t)(str+encLen-strings) < mStringPoolSize) {
816 // Reject malformed (non null-terminated) strings
817 if (str[encLen] != 0x00) {
818 ALOGW("Bad string block: string #%d is not null-terminated",
822 return (const char*)str;
824 ALOGW("Bad string block: string #%d extends to %d, past end at %d\n",
825 (int)idx, (int)(str+encLen-strings), (int)mStringPoolSize);
828 ALOGW("Bad string block: string #%d entry is at %d, past end at %d\n",
829 (int)idx, (int)(off*sizeof(uint16_t)),
830 (int)(mStringPoolSize*sizeof(uint16_t)));
836 const String8 ResStringPool::string8ObjectAt(size_t idx) const
839 const char *str = string8At(idx, &len);
841 return String8(str, len);
844 const char16_t *str16 = stringAt(idx, &len);
846 return String8(str16, len);
851 const ResStringPool_span* ResStringPool::styleAt(const ResStringPool_ref& ref) const
853 return styleAt(ref.index);
856 const ResStringPool_span* ResStringPool::styleAt(size_t idx) const
858 if (mError == NO_ERROR && idx < mHeader->styleCount) {
859 const uint32_t off = (mEntryStyles[idx]/sizeof(uint32_t));
860 if (off < mStylePoolSize) {
861 return (const ResStringPool_span*)(mStyles+off);
863 ALOGW("Bad string block: style #%d entry is at %d, past end at %d\n",
864 (int)idx, (int)(off*sizeof(uint32_t)),
865 (int)(mStylePoolSize*sizeof(uint32_t)));
871 ssize_t ResStringPool::indexOfString(const char16_t* str, size_t strLen) const
873 if (mError != NO_ERROR) {
879 if ((mHeader->flags&ResStringPool_header::UTF8_FLAG) != 0) {
880 if (kDebugStringPoolNoisy) {
881 ALOGI("indexOfString UTF-8: %s", String8(str, strLen).string());
884 // The string pool contains UTF 8 strings; we don't want to cause
885 // temporary UTF-16 strings to be created as we search.
886 if (mHeader->flags&ResStringPool_header::SORTED_FLAG) {
887 // Do a binary search for the string... this is a little tricky,
888 // because the strings are sorted with strzcmp16(). So to match
889 // the ordering, we need to convert strings in the pool to UTF-16.
890 // But we don't want to hit the cache, so instead we will have a
891 // local temporary allocation for the conversions.
892 size_t convBufferLen = strLen + 4;
893 char16_t* convBuffer = (char16_t*)calloc(convBufferLen, sizeof(char16_t));
895 ssize_t h = mHeader->stringCount-1;
900 const uint8_t* s = (const uint8_t*)string8At(mid, &len);
903 char16_t* end = utf8_to_utf16(s, len, convBuffer, convBufferLen);
904 c = strzcmp16(convBuffer, end-convBuffer, str, strLen);
908 if (kDebugStringPoolNoisy) {
909 ALOGI("Looking at %s, cmp=%d, l/mid/h=%d/%d/%d\n",
910 (const char*)s, c, (int)l, (int)mid, (int)h);
913 if (kDebugStringPoolNoisy) {
926 // It is unusual to get the ID from an unsorted string block...
927 // most often this happens because we want to get IDs for style
928 // span tags; since those always appear at the end of the string
929 // block, start searching at the back.
930 String8 str8(str, strLen);
931 const size_t str8Len = str8.size();
932 for (int i=mHeader->stringCount-1; i>=0; i--) {
933 const char* s = string8At(i, &len);
934 if (kDebugStringPoolNoisy) {
935 ALOGI("Looking at %s, i=%d\n", String8(s).string(), i);
937 if (s && str8Len == len && memcmp(s, str8.string(), str8Len) == 0) {
938 if (kDebugStringPoolNoisy) {
947 if (kDebugStringPoolNoisy) {
948 ALOGI("indexOfString UTF-16: %s", String8(str, strLen).string());
951 if (mHeader->flags&ResStringPool_header::SORTED_FLAG) {
952 // Do a binary search for the string...
954 ssize_t h = mHeader->stringCount-1;
959 const char16_t* s = stringAt(mid, &len);
960 int c = s ? strzcmp16(s, len, str, strLen) : -1;
961 if (kDebugStringPoolNoisy) {
962 ALOGI("Looking at %s, cmp=%d, l/mid/h=%d/%d/%d\n",
963 String8(s).string(), c, (int)l, (int)mid, (int)h);
966 if (kDebugStringPoolNoisy) {
977 // It is unusual to get the ID from an unsorted string block...
978 // most often this happens because we want to get IDs for style
979 // span tags; since those always appear at the end of the string
980 // block, start searching at the back.
981 for (int i=mHeader->stringCount-1; i>=0; i--) {
982 const char16_t* s = stringAt(i, &len);
983 if (kDebugStringPoolNoisy) {
984 ALOGI("Looking at %s, i=%d\n", String8(s).string(), i);
986 if (s && strLen == len && strzcmp16(s, len, str, strLen) == 0) {
987 if (kDebugStringPoolNoisy) {
996 return NAME_NOT_FOUND;
999 size_t ResStringPool::size() const
1001 return (mError == NO_ERROR) ? mHeader->stringCount : 0;
1004 size_t ResStringPool::styleCount() const
1006 return (mError == NO_ERROR) ? mHeader->styleCount : 0;
1009 size_t ResStringPool::bytes() const
1011 return (mError == NO_ERROR) ? mHeader->header.size : 0;
1014 bool ResStringPool::isSorted() const
1016 return (mHeader->flags&ResStringPool_header::SORTED_FLAG)!=0;
1019 bool ResStringPool::isUTF8() const
1021 return (mHeader->flags&ResStringPool_header::UTF8_FLAG)!=0;
1024 // --------------------------------------------------------------------
1025 // --------------------------------------------------------------------
1026 // --------------------------------------------------------------------
1028 ResXMLParser::ResXMLParser(const ResXMLTree& tree)
1029 : mTree(tree), mEventCode(BAD_DOCUMENT)
1033 void ResXMLParser::restart()
1036 mEventCode = mTree.mError == NO_ERROR ? START_DOCUMENT : BAD_DOCUMENT;
1038 const ResStringPool& ResXMLParser::getStrings() const
1040 return mTree.mStrings;
1043 ResXMLParser::event_code_t ResXMLParser::getEventType() const
1048 ResXMLParser::event_code_t ResXMLParser::next()
1050 if (mEventCode == START_DOCUMENT) {
1051 mCurNode = mTree.mRootNode;
1052 mCurExt = mTree.mRootExt;
1053 return (mEventCode=mTree.mRootCode);
1054 } else if (mEventCode >= FIRST_CHUNK_CODE) {
1060 int32_t ResXMLParser::getCommentID() const
1062 return mCurNode != NULL ? dtohl(mCurNode->comment.index) : -1;
1065 const char16_t* ResXMLParser::getComment(size_t* outLen) const
1067 int32_t id = getCommentID();
1068 return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : NULL;
1071 uint32_t ResXMLParser::getLineNumber() const
1073 return mCurNode != NULL ? dtohl(mCurNode->lineNumber) : -1;
1076 int32_t ResXMLParser::getTextID() const
1078 if (mEventCode == TEXT) {
1079 return dtohl(((const ResXMLTree_cdataExt*)mCurExt)->data.index);
1084 const char16_t* ResXMLParser::getText(size_t* outLen) const
1086 int32_t id = getTextID();
1087 return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : NULL;
1090 ssize_t ResXMLParser::getTextValue(Res_value* outValue) const
1092 if (mEventCode == TEXT) {
1093 outValue->copyFrom_dtoh(((const ResXMLTree_cdataExt*)mCurExt)->typedData);
1094 return sizeof(Res_value);
1099 int32_t ResXMLParser::getNamespacePrefixID() const
1101 if (mEventCode == START_NAMESPACE || mEventCode == END_NAMESPACE) {
1102 return dtohl(((const ResXMLTree_namespaceExt*)mCurExt)->prefix.index);
1107 const char16_t* ResXMLParser::getNamespacePrefix(size_t* outLen) const
1109 int32_t id = getNamespacePrefixID();
1110 //printf("prefix=%d event=%p\n", id, mEventCode);
1111 return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : NULL;
1114 int32_t ResXMLParser::getNamespaceUriID() const
1116 if (mEventCode == START_NAMESPACE || mEventCode == END_NAMESPACE) {
1117 return dtohl(((const ResXMLTree_namespaceExt*)mCurExt)->uri.index);
1122 const char16_t* ResXMLParser::getNamespaceUri(size_t* outLen) const
1124 int32_t id = getNamespaceUriID();
1125 //printf("uri=%d event=%p\n", id, mEventCode);
1126 return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : NULL;
1129 int32_t ResXMLParser::getElementNamespaceID() const
1131 if (mEventCode == START_TAG) {
1132 return dtohl(((const ResXMLTree_attrExt*)mCurExt)->ns.index);
1134 if (mEventCode == END_TAG) {
1135 return dtohl(((const ResXMLTree_endElementExt*)mCurExt)->ns.index);
1140 const char16_t* ResXMLParser::getElementNamespace(size_t* outLen) const
1142 int32_t id = getElementNamespaceID();
1143 return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : NULL;
1146 int32_t ResXMLParser::getElementNameID() const
1148 if (mEventCode == START_TAG) {
1149 return dtohl(((const ResXMLTree_attrExt*)mCurExt)->name.index);
1151 if (mEventCode == END_TAG) {
1152 return dtohl(((const ResXMLTree_endElementExt*)mCurExt)->name.index);
1157 const char16_t* ResXMLParser::getElementName(size_t* outLen) const
1159 int32_t id = getElementNameID();
1160 return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : NULL;
1163 size_t ResXMLParser::getAttributeCount() const
1165 if (mEventCode == START_TAG) {
1166 return dtohs(((const ResXMLTree_attrExt*)mCurExt)->attributeCount);
1171 int32_t ResXMLParser::getAttributeNamespaceID(size_t idx) const
1173 if (mEventCode == START_TAG) {
1174 const ResXMLTree_attrExt* tag = (const ResXMLTree_attrExt*)mCurExt;
1175 if (idx < dtohs(tag->attributeCount)) {
1176 const ResXMLTree_attribute* attr = (const ResXMLTree_attribute*)
1177 (((const uint8_t*)tag)
1178 + dtohs(tag->attributeStart)
1179 + (dtohs(tag->attributeSize)*idx));
1180 return dtohl(attr->ns.index);
1186 const char16_t* ResXMLParser::getAttributeNamespace(size_t idx, size_t* outLen) const
1188 int32_t id = getAttributeNamespaceID(idx);
1189 //printf("attribute namespace=%d idx=%d event=%p\n", id, idx, mEventCode);
1190 if (kDebugXMLNoisy) {
1191 printf("getAttributeNamespace 0x%zx=0x%x\n", idx, id);
1193 return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : NULL;
1196 const char* ResXMLParser::getAttributeNamespace8(size_t idx, size_t* outLen) const
1198 int32_t id = getAttributeNamespaceID(idx);
1199 //printf("attribute namespace=%d idx=%d event=%p\n", id, idx, mEventCode);
1200 if (kDebugXMLNoisy) {
1201 printf("getAttributeNamespace 0x%zx=0x%x\n", idx, id);
1203 return id >= 0 ? mTree.mStrings.string8At(id, outLen) : NULL;
1206 int32_t ResXMLParser::getAttributeNameID(size_t idx) const
1208 if (mEventCode == START_TAG) {
1209 const ResXMLTree_attrExt* tag = (const ResXMLTree_attrExt*)mCurExt;
1210 if (idx < dtohs(tag->attributeCount)) {
1211 const ResXMLTree_attribute* attr = (const ResXMLTree_attribute*)
1212 (((const uint8_t*)tag)
1213 + dtohs(tag->attributeStart)
1214 + (dtohs(tag->attributeSize)*idx));
1215 return dtohl(attr->name.index);
1221 const char16_t* ResXMLParser::getAttributeName(size_t idx, size_t* outLen) const
1223 int32_t id = getAttributeNameID(idx);
1224 //printf("attribute name=%d idx=%d event=%p\n", id, idx, mEventCode);
1225 if (kDebugXMLNoisy) {
1226 printf("getAttributeName 0x%zx=0x%x\n", idx, id);
1228 return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : NULL;
1231 const char* ResXMLParser::getAttributeName8(size_t idx, size_t* outLen) const
1233 int32_t id = getAttributeNameID(idx);
1234 //printf("attribute name=%d idx=%d event=%p\n", id, idx, mEventCode);
1235 if (kDebugXMLNoisy) {
1236 printf("getAttributeName 0x%zx=0x%x\n", idx, id);
1238 return id >= 0 ? mTree.mStrings.string8At(id, outLen) : NULL;
1241 uint32_t ResXMLParser::getAttributeNameResID(size_t idx) const
1243 int32_t id = getAttributeNameID(idx);
1244 if (id >= 0 && (size_t)id < mTree.mNumResIds) {
1245 uint32_t resId = dtohl(mTree.mResIds[id]);
1246 if (mTree.mDynamicRefTable != NULL) {
1247 mTree.mDynamicRefTable->lookupResourceId(&resId);
1254 int32_t ResXMLParser::getAttributeValueStringID(size_t idx) const
1256 if (mEventCode == START_TAG) {
1257 const ResXMLTree_attrExt* tag = (const ResXMLTree_attrExt*)mCurExt;
1258 if (idx < dtohs(tag->attributeCount)) {
1259 const ResXMLTree_attribute* attr = (const ResXMLTree_attribute*)
1260 (((const uint8_t*)tag)
1261 + dtohs(tag->attributeStart)
1262 + (dtohs(tag->attributeSize)*idx));
1263 return dtohl(attr->rawValue.index);
1269 const char16_t* ResXMLParser::getAttributeStringValue(size_t idx, size_t* outLen) const
1271 int32_t id = getAttributeValueStringID(idx);
1272 if (kDebugXMLNoisy) {
1273 printf("getAttributeValue 0x%zx=0x%x\n", idx, id);
1275 return id >= 0 ? mTree.mStrings.stringAt(id, outLen) : NULL;
1278 int32_t ResXMLParser::getAttributeDataType(size_t idx) const
1280 if (mEventCode == START_TAG) {
1281 const ResXMLTree_attrExt* tag = (const ResXMLTree_attrExt*)mCurExt;
1282 if (idx < dtohs(tag->attributeCount)) {
1283 const ResXMLTree_attribute* attr = (const ResXMLTree_attribute*)
1284 (((const uint8_t*)tag)
1285 + dtohs(tag->attributeStart)
1286 + (dtohs(tag->attributeSize)*idx));
1287 uint8_t type = attr->typedValue.dataType;
1288 if (type != Res_value::TYPE_DYNAMIC_REFERENCE) {
1292 // This is a dynamic reference. We adjust those references
1293 // to regular references at this level, so lie to the caller.
1294 return Res_value::TYPE_REFERENCE;
1297 return Res_value::TYPE_NULL;
1300 int32_t ResXMLParser::getAttributeData(size_t idx) const
1302 if (mEventCode == START_TAG) {
1303 const ResXMLTree_attrExt* tag = (const ResXMLTree_attrExt*)mCurExt;
1304 if (idx < dtohs(tag->attributeCount)) {
1305 const ResXMLTree_attribute* attr = (const ResXMLTree_attribute*)
1306 (((const uint8_t*)tag)
1307 + dtohs(tag->attributeStart)
1308 + (dtohs(tag->attributeSize)*idx));
1309 if (attr->typedValue.dataType != Res_value::TYPE_DYNAMIC_REFERENCE ||
1310 mTree.mDynamicRefTable == NULL) {
1311 return dtohl(attr->typedValue.data);
1314 uint32_t data = dtohl(attr->typedValue.data);
1315 if (mTree.mDynamicRefTable->lookupResourceId(&data) == NO_ERROR) {
1323 ssize_t ResXMLParser::getAttributeValue(size_t idx, Res_value* outValue) const
1325 if (mEventCode == START_TAG) {
1326 const ResXMLTree_attrExt* tag = (const ResXMLTree_attrExt*)mCurExt;
1327 if (idx < dtohs(tag->attributeCount)) {
1328 const ResXMLTree_attribute* attr = (const ResXMLTree_attribute*)
1329 (((const uint8_t*)tag)
1330 + dtohs(tag->attributeStart)
1331 + (dtohs(tag->attributeSize)*idx));
1332 outValue->copyFrom_dtoh(attr->typedValue);
1333 if (mTree.mDynamicRefTable != NULL &&
1334 mTree.mDynamicRefTable->lookupResourceValue(outValue) != NO_ERROR) {
1337 return sizeof(Res_value);
1343 ssize_t ResXMLParser::indexOfAttribute(const char* ns, const char* attr) const
1345 String16 nsStr(ns != NULL ? ns : "");
1346 String16 attrStr(attr);
1347 return indexOfAttribute(ns ? nsStr.string() : NULL, ns ? nsStr.size() : 0,
1348 attrStr.string(), attrStr.size());
1351 ssize_t ResXMLParser::indexOfAttribute(const char16_t* ns, size_t nsLen,
1352 const char16_t* attr, size_t attrLen) const
1354 if (mEventCode == START_TAG) {
1356 return NAME_NOT_FOUND;
1358 const size_t N = getAttributeCount();
1359 if (mTree.mStrings.isUTF8()) {
1362 ns8 = String8(ns, nsLen);
1364 attr8 = String8(attr, attrLen);
1365 if (kDebugStringPoolNoisy) {
1366 ALOGI("indexOfAttribute UTF8 %s (%zu) / %s (%zu)", ns8.string(), nsLen,
1367 attr8.string(), attrLen);
1369 for (size_t i=0; i<N; i++) {
1370 size_t curNsLen = 0, curAttrLen = 0;
1371 const char* curNs = getAttributeNamespace8(i, &curNsLen);
1372 const char* curAttr = getAttributeName8(i, &curAttrLen);
1373 if (kDebugStringPoolNoisy) {
1374 ALOGI(" curNs=%s (%zu), curAttr=%s (%zu)", curNs, curNsLen, curAttr, curAttrLen);
1376 if (curAttr != NULL && curNsLen == nsLen && curAttrLen == attrLen
1377 && memcmp(attr8.string(), curAttr, attrLen) == 0) {
1379 if (curNs == NULL) {
1380 if (kDebugStringPoolNoisy) {
1385 } else if (curNs != NULL) {
1386 //printf(" --> ns=%s, curNs=%s\n",
1387 // String8(ns).string(), String8(curNs).string());
1388 if (memcmp(ns8.string(), curNs, nsLen) == 0) {
1389 if (kDebugStringPoolNoisy) {
1398 if (kDebugStringPoolNoisy) {
1399 ALOGI("indexOfAttribute UTF16 %s (%zu) / %s (%zu)",
1400 String8(ns, nsLen).string(), nsLen,
1401 String8(attr, attrLen).string(), attrLen);
1403 for (size_t i=0; i<N; i++) {
1404 size_t curNsLen = 0, curAttrLen = 0;
1405 const char16_t* curNs = getAttributeNamespace(i, &curNsLen);
1406 const char16_t* curAttr = getAttributeName(i, &curAttrLen);
1407 if (kDebugStringPoolNoisy) {
1408 ALOGI(" curNs=%s (%zu), curAttr=%s (%zu)",
1409 String8(curNs, curNsLen).string(), curNsLen,
1410 String8(curAttr, curAttrLen).string(), curAttrLen);
1412 if (curAttr != NULL && curNsLen == nsLen && curAttrLen == attrLen
1413 && (memcmp(attr, curAttr, attrLen*sizeof(char16_t)) == 0)) {
1415 if (curNs == NULL) {
1416 if (kDebugStringPoolNoisy) {
1421 } else if (curNs != NULL) {
1422 //printf(" --> ns=%s, curNs=%s\n",
1423 // String8(ns).string(), String8(curNs).string());
1424 if (memcmp(ns, curNs, nsLen*sizeof(char16_t)) == 0) {
1425 if (kDebugStringPoolNoisy) {
1436 return NAME_NOT_FOUND;
1439 ssize_t ResXMLParser::indexOfID() const
1441 if (mEventCode == START_TAG) {
1442 const ssize_t idx = dtohs(((const ResXMLTree_attrExt*)mCurExt)->idIndex);
1443 if (idx > 0) return (idx-1);
1445 return NAME_NOT_FOUND;
1448 ssize_t ResXMLParser::indexOfClass() const
1450 if (mEventCode == START_TAG) {
1451 const ssize_t idx = dtohs(((const ResXMLTree_attrExt*)mCurExt)->classIndex);
1452 if (idx > 0) return (idx-1);
1454 return NAME_NOT_FOUND;
1457 ssize_t ResXMLParser::indexOfStyle() const
1459 if (mEventCode == START_TAG) {
1460 const ssize_t idx = dtohs(((const ResXMLTree_attrExt*)mCurExt)->styleIndex);
1461 if (idx > 0) return (idx-1);
1463 return NAME_NOT_FOUND;
1466 ResXMLParser::event_code_t ResXMLParser::nextNode()
1468 if (mEventCode < 0) {
1473 const ResXMLTree_node* next = (const ResXMLTree_node*)
1474 (((const uint8_t*)mCurNode) + dtohl(mCurNode->header.size));
1475 if (kDebugXMLNoisy) {
1476 ALOGI("Next node: prev=%p, next=%p\n", mCurNode, next);
1479 if (((const uint8_t*)next) >= mTree.mDataEnd) {
1481 return (mEventCode=END_DOCUMENT);
1484 if (mTree.validateNode(next) != NO_ERROR) {
1486 return (mEventCode=BAD_DOCUMENT);
1490 const uint16_t headerSize = dtohs(next->header.headerSize);
1491 const uint32_t totalSize = dtohl(next->header.size);
1492 mCurExt = ((const uint8_t*)next) + headerSize;
1493 size_t minExtSize = 0;
1494 event_code_t eventCode = (event_code_t)dtohs(next->header.type);
1495 switch ((mEventCode=eventCode)) {
1496 case RES_XML_START_NAMESPACE_TYPE:
1497 case RES_XML_END_NAMESPACE_TYPE:
1498 minExtSize = sizeof(ResXMLTree_namespaceExt);
1500 case RES_XML_START_ELEMENT_TYPE:
1501 minExtSize = sizeof(ResXMLTree_attrExt);
1503 case RES_XML_END_ELEMENT_TYPE:
1504 minExtSize = sizeof(ResXMLTree_endElementExt);
1506 case RES_XML_CDATA_TYPE:
1507 minExtSize = sizeof(ResXMLTree_cdataExt);
1510 ALOGW("Unknown XML block: header type %d in node at %d\n",
1511 (int)dtohs(next->header.type),
1512 (int)(((const uint8_t*)next)-((const uint8_t*)mTree.mHeader)));
1516 if ((totalSize-headerSize) < minExtSize) {
1517 ALOGW("Bad XML block: header type 0x%x in node at 0x%x has size %d, need %d\n",
1518 (int)dtohs(next->header.type),
1519 (int)(((const uint8_t*)next)-((const uint8_t*)mTree.mHeader)),
1520 (int)(totalSize-headerSize), (int)minExtSize);
1521 return (mEventCode=BAD_DOCUMENT);
1524 //printf("CurNode=%p, CurExt=%p, headerSize=%d, minExtSize=%d\n",
1525 // mCurNode, mCurExt, headerSize, minExtSize);
1531 void ResXMLParser::getPosition(ResXMLParser::ResXMLPosition* pos) const
1533 pos->eventCode = mEventCode;
1534 pos->curNode = mCurNode;
1535 pos->curExt = mCurExt;
1538 void ResXMLParser::setPosition(const ResXMLParser::ResXMLPosition& pos)
1540 mEventCode = pos.eventCode;
1541 mCurNode = pos.curNode;
1542 mCurExt = pos.curExt;
1545 // --------------------------------------------------------------------
1547 static volatile int32_t gCount = 0;
1549 ResXMLTree::ResXMLTree(const DynamicRefTable* dynamicRefTable)
1550 : ResXMLParser(*this)
1551 , mDynamicRefTable(dynamicRefTable)
1552 , mError(NO_INIT), mOwnedData(NULL)
1554 if (kDebugResXMLTree) {
1555 ALOGI("Creating ResXMLTree %p #%d\n", this, android_atomic_inc(&gCount)+1);
1560 ResXMLTree::ResXMLTree()
1561 : ResXMLParser(*this)
1562 , mDynamicRefTable(NULL)
1563 , mError(NO_INIT), mOwnedData(NULL)
1565 if (kDebugResXMLTree) {
1566 ALOGI("Creating ResXMLTree %p #%d\n", this, android_atomic_inc(&gCount)+1);
1571 ResXMLTree::~ResXMLTree()
1573 if (kDebugResXMLTree) {
1574 ALOGI("Destroying ResXMLTree in %p #%d\n", this, android_atomic_dec(&gCount)-1);
1579 status_t ResXMLTree::setTo(const void* data, size_t size, bool copyData)
1582 mEventCode = START_DOCUMENT;
1584 if (!data || !size) {
1585 return (mError=BAD_TYPE);
1589 mOwnedData = malloc(size);
1590 if (mOwnedData == NULL) {
1591 return (mError=NO_MEMORY);
1593 memcpy(mOwnedData, data, size);
1597 mHeader = (const ResXMLTree_header*)data;
1598 mSize = dtohl(mHeader->header.size);
1599 if (dtohs(mHeader->header.headerSize) > mSize || mSize > size) {
1600 ALOGW("Bad XML block: header size %d or total size %d is larger than data size %d\n",
1601 (int)dtohs(mHeader->header.headerSize),
1602 (int)dtohl(mHeader->header.size), (int)size);
1607 mDataEnd = ((const uint8_t*)mHeader) + mSize;
1614 // First look for a couple interesting chunks: the string block
1615 // and first XML node.
1616 const ResChunk_header* chunk =
1617 (const ResChunk_header*)(((const uint8_t*)mHeader) + dtohs(mHeader->header.headerSize));
1618 const ResChunk_header* lastChunk = chunk;
1619 while (((const uint8_t*)chunk) < (mDataEnd-sizeof(ResChunk_header)) &&
1620 ((const uint8_t*)chunk) < (mDataEnd-dtohl(chunk->size))) {
1621 status_t err = validate_chunk(chunk, sizeof(ResChunk_header), mDataEnd, "XML");
1622 if (err != NO_ERROR) {
1626 const uint16_t type = dtohs(chunk->type);
1627 const size_t size = dtohl(chunk->size);
1628 if (kDebugXMLNoisy) {
1629 printf("Scanning @ %p: type=0x%x, size=0x%zx\n",
1630 (void*)(((uintptr_t)chunk)-((uintptr_t)mHeader)), type, size);
1632 if (type == RES_STRING_POOL_TYPE) {
1633 mStrings.setTo(chunk, size);
1634 } else if (type == RES_XML_RESOURCE_MAP_TYPE) {
1635 mResIds = (const uint32_t*)
1636 (((const uint8_t*)chunk)+dtohs(chunk->headerSize));
1637 mNumResIds = (dtohl(chunk->size)-dtohs(chunk->headerSize))/sizeof(uint32_t);
1638 } else if (type >= RES_XML_FIRST_CHUNK_TYPE
1639 && type <= RES_XML_LAST_CHUNK_TYPE) {
1640 if (validateNode((const ResXMLTree_node*)chunk) != NO_ERROR) {
1644 mCurNode = (const ResXMLTree_node*)lastChunk;
1645 if (nextNode() == BAD_DOCUMENT) {
1649 mRootNode = mCurNode;
1651 mRootCode = mEventCode;
1654 if (kDebugXMLNoisy) {
1655 printf("Skipping unknown chunk!\n");
1659 chunk = (const ResChunk_header*)
1660 (((const uint8_t*)chunk) + size);
1663 if (mRootNode == NULL) {
1664 ALOGW("Bad XML block: no root element node found\n");
1669 mError = mStrings.getError();
1676 status_t ResXMLTree::getError() const
1681 void ResXMLTree::uninit()
1692 status_t ResXMLTree::validateNode(const ResXMLTree_node* node) const
1694 const uint16_t eventCode = dtohs(node->header.type);
1696 status_t err = validate_chunk(
1697 &node->header, sizeof(ResXMLTree_node),
1698 mDataEnd, "ResXMLTree_node");
1700 if (err >= NO_ERROR) {
1701 // Only perform additional validation on START nodes
1702 if (eventCode != RES_XML_START_ELEMENT_TYPE) {
1706 const uint16_t headerSize = dtohs(node->header.headerSize);
1707 const uint32_t size = dtohl(node->header.size);
1708 const ResXMLTree_attrExt* attrExt = (const ResXMLTree_attrExt*)
1709 (((const uint8_t*)node) + headerSize);
1710 // check for sensical values pulled out of the stream so far...
1711 if ((size >= headerSize + sizeof(ResXMLTree_attrExt))
1712 && ((void*)attrExt > (void*)node)) {
1713 const size_t attrSize = ((size_t)dtohs(attrExt->attributeSize))
1714 * dtohs(attrExt->attributeCount);
1715 if ((dtohs(attrExt->attributeStart)+attrSize) <= (size-headerSize)) {
1718 ALOGW("Bad XML block: node attributes use 0x%x bytes, only have 0x%x bytes\n",
1719 (unsigned int)(dtohs(attrExt->attributeStart)+attrSize),
1720 (unsigned int)(size-headerSize));
1723 ALOGW("Bad XML start block: node header size 0x%x, size 0x%x\n",
1724 (unsigned int)headerSize, (unsigned int)size);
1732 const bool isStart = dtohs(node->header.type) == RES_XML_START_ELEMENT_TYPE;
1734 const uint16_t headerSize = dtohs(node->header.headerSize);
1735 const uint32_t size = dtohl(node->header.size);
1737 if (headerSize >= (isStart ? sizeof(ResXMLTree_attrNode) : sizeof(ResXMLTree_node))) {
1738 if (size >= headerSize) {
1739 if (((const uint8_t*)node) <= (mDataEnd-size)) {
1743 if ((((size_t)dtohs(node->attributeSize))*dtohs(node->attributeCount))
1744 <= (size-headerSize)) {
1747 ALOGW("Bad XML block: node attributes use 0x%x bytes, only have 0x%x bytes\n",
1748 ((int)dtohs(node->attributeSize))*dtohs(node->attributeCount),
1749 (int)(size-headerSize));
1752 ALOGW("Bad XML block: node at 0x%x extends beyond data end 0x%x\n",
1753 (int)(((const uint8_t*)node)-((const uint8_t*)mHeader)), (int)mSize);
1756 ALOGW("Bad XML block: node at 0x%x header size 0x%x smaller than total size 0x%x\n",
1757 (int)(((const uint8_t*)node)-((const uint8_t*)mHeader)),
1758 (int)headerSize, (int)size);
1761 ALOGW("Bad XML block: node at 0x%x header size 0x%x too small\n",
1762 (int)(((const uint8_t*)node)-((const uint8_t*)mHeader)),
1768 // --------------------------------------------------------------------
1769 // --------------------------------------------------------------------
1770 // --------------------------------------------------------------------
1772 void ResTable_config::copyFromDeviceNoSwap(const ResTable_config& o) {
1773 const size_t size = dtohl(o.size);
1774 if (size >= sizeof(ResTable_config)) {
1777 memcpy(this, &o, size);
1778 memset(((uint8_t*)this)+size, 0, sizeof(ResTable_config)-size);
1782 /* static */ size_t unpackLanguageOrRegion(const char in[2], const char base,
1785 // The high bit is "1", which means this is a packed three letter
1788 // The smallest 5 bits of the second char are the first alphabet.
1789 const uint8_t first = in[1] & 0x1f;
1790 // The last three bits of the second char and the first two bits
1791 // of the first char are the second alphabet.
1792 const uint8_t second = ((in[1] & 0xe0) >> 5) + ((in[0] & 0x03) << 3);
1793 // Bits 3 to 7 (inclusive) of the first char are the third alphabet.
1794 const uint8_t third = (in[0] & 0x7c) >> 2;
1796 out[0] = first + base;
1797 out[1] = second + base;
1798 out[2] = third + base;
1806 memset(out + 2, 0, 2);
1814 /* static */ void packLanguageOrRegion(const char* in, const char base,
1816 if (in[2] == 0 || in[2] == '-') {
1820 uint8_t first = (in[0] - base) & 0x007f;
1821 uint8_t second = (in[1] - base) & 0x007f;
1822 uint8_t third = (in[2] - base) & 0x007f;
1824 out[0] = (0x80 | (third << 2) | (second >> 3));
1825 out[1] = ((second << 5) | first);
1830 void ResTable_config::packLanguage(const char* language) {
1831 packLanguageOrRegion(language, 'a', this->language);
1834 void ResTable_config::packRegion(const char* region) {
1835 packLanguageOrRegion(region, '0', this->country);
1838 size_t ResTable_config::unpackLanguage(char language[4]) const {
1839 return unpackLanguageOrRegion(this->language, 'a', language);
1842 size_t ResTable_config::unpackRegion(char region[4]) const {
1843 return unpackLanguageOrRegion(this->country, '0', region);
1847 void ResTable_config::copyFromDtoH(const ResTable_config& o) {
1848 copyFromDeviceNoSwap(o);
1849 size = sizeof(ResTable_config);
1852 density = dtohs(density);
1853 screenWidth = dtohs(screenWidth);
1854 screenHeight = dtohs(screenHeight);
1855 sdkVersion = dtohs(sdkVersion);
1856 minorVersion = dtohs(minorVersion);
1857 smallestScreenWidthDp = dtohs(smallestScreenWidthDp);
1858 screenWidthDp = dtohs(screenWidthDp);
1859 screenHeightDp = dtohs(screenHeightDp);
1862 void ResTable_config::swapHtoD() {
1866 density = htods(density);
1867 screenWidth = htods(screenWidth);
1868 screenHeight = htods(screenHeight);
1869 sdkVersion = htods(sdkVersion);
1870 minorVersion = htods(minorVersion);
1871 smallestScreenWidthDp = htods(smallestScreenWidthDp);
1872 screenWidthDp = htods(screenWidthDp);
1873 screenHeightDp = htods(screenHeightDp);
1876 /* static */ inline int compareLocales(const ResTable_config &l, const ResTable_config &r) {
1877 if (l.locale != r.locale) {
1878 // NOTE: This is the old behaviour with respect to comparison orders.
1879 // The diff value here doesn't make much sense (given our bit packing scheme)
1880 // but it's stable, and that's all we need.
1881 return l.locale - r.locale;
1884 // The language & region are equal, so compare the scripts and variants.
1885 const char emptyScript[sizeof(l.localeScript)] = {'\0', '\0', '\0', '\0'};
1886 const char *lScript = l.localeScriptWasComputed ? emptyScript : l.localeScript;
1887 const char *rScript = r.localeScriptWasComputed ? emptyScript : r.localeScript;
1888 int script = memcmp(lScript, rScript, sizeof(l.localeScript));
1893 // The language, region and script are equal, so compare variants.
1895 // This should happen very infrequently (if at all.)
1896 return memcmp(l.localeVariant, r.localeVariant, sizeof(l.localeVariant));
1899 int ResTable_config::compare(const ResTable_config& o) const {
1900 int32_t diff = (int32_t)(imsi - o.imsi);
1901 if (diff != 0) return diff;
1902 diff = compareLocales(*this, o);
1903 if (diff != 0) return diff;
1904 diff = (int32_t)(screenType - o.screenType);
1905 if (diff != 0) return diff;
1906 diff = (int32_t)(input - o.input);
1907 if (diff != 0) return diff;
1908 diff = (int32_t)(screenSize - o.screenSize);
1909 if (diff != 0) return diff;
1910 diff = (int32_t)(version - o.version);
1911 if (diff != 0) return diff;
1912 diff = (int32_t)(screenLayout - o.screenLayout);
1913 if (diff != 0) return diff;
1914 diff = (int32_t)(screenLayout2 - o.screenLayout2);
1915 if (diff != 0) return diff;
1916 diff = (int32_t)(colorMode - o.colorMode);
1917 if (diff != 0) return diff;
1918 diff = (int32_t)(uiMode - o.uiMode);
1919 if (diff != 0) return diff;
1920 diff = (int32_t)(smallestScreenWidthDp - o.smallestScreenWidthDp);
1921 if (diff != 0) return diff;
1922 diff = (int32_t)(screenSizeDp - o.screenSizeDp);
1926 int ResTable_config::compareLogical(const ResTable_config& o) const {
1928 return mcc < o.mcc ? -1 : 1;
1931 return mnc < o.mnc ? -1 : 1;
1934 int diff = compareLocales(*this, o);
1942 if ((screenLayout & MASK_LAYOUTDIR) != (o.screenLayout & MASK_LAYOUTDIR)) {
1943 return (screenLayout & MASK_LAYOUTDIR) < (o.screenLayout & MASK_LAYOUTDIR) ? -1 : 1;
1945 if (smallestScreenWidthDp != o.smallestScreenWidthDp) {
1946 return smallestScreenWidthDp < o.smallestScreenWidthDp ? -1 : 1;
1948 if (screenWidthDp != o.screenWidthDp) {
1949 return screenWidthDp < o.screenWidthDp ? -1 : 1;
1951 if (screenHeightDp != o.screenHeightDp) {
1952 return screenHeightDp < o.screenHeightDp ? -1 : 1;
1954 if (screenWidth != o.screenWidth) {
1955 return screenWidth < o.screenWidth ? -1 : 1;
1957 if (screenHeight != o.screenHeight) {
1958 return screenHeight < o.screenHeight ? -1 : 1;
1960 if (density != o.density) {
1961 return density < o.density ? -1 : 1;
1963 if (orientation != o.orientation) {
1964 return orientation < o.orientation ? -1 : 1;
1966 if (touchscreen != o.touchscreen) {
1967 return touchscreen < o.touchscreen ? -1 : 1;
1969 if (input != o.input) {
1970 return input < o.input ? -1 : 1;
1972 if (screenLayout != o.screenLayout) {
1973 return screenLayout < o.screenLayout ? -1 : 1;
1975 if (screenLayout2 != o.screenLayout2) {
1976 return screenLayout2 < o.screenLayout2 ? -1 : 1;
1978 if (colorMode != o.colorMode) {
1979 return colorMode < o.colorMode ? -1 : 1;
1981 if (uiMode != o.uiMode) {
1982 return uiMode < o.uiMode ? -1 : 1;
1984 if (version != o.version) {
1985 return version < o.version ? -1 : 1;
1990 int ResTable_config::diff(const ResTable_config& o) const {
1992 if (mcc != o.mcc) diffs |= CONFIG_MCC;
1993 if (mnc != o.mnc) diffs |= CONFIG_MNC;
1994 if (orientation != o.orientation) diffs |= CONFIG_ORIENTATION;
1995 if (density != o.density) diffs |= CONFIG_DENSITY;
1996 if (touchscreen != o.touchscreen) diffs |= CONFIG_TOUCHSCREEN;
1997 if (((inputFlags^o.inputFlags)&(MASK_KEYSHIDDEN|MASK_NAVHIDDEN)) != 0)
1998 diffs |= CONFIG_KEYBOARD_HIDDEN;
1999 if (keyboard != o.keyboard) diffs |= CONFIG_KEYBOARD;
2000 if (navigation != o.navigation) diffs |= CONFIG_NAVIGATION;
2001 if (screenSize != o.screenSize) diffs |= CONFIG_SCREEN_SIZE;
2002 if (version != o.version) diffs |= CONFIG_VERSION;
2003 if ((screenLayout & MASK_LAYOUTDIR) != (o.screenLayout & MASK_LAYOUTDIR)) diffs |= CONFIG_LAYOUTDIR;
2004 if ((screenLayout & ~MASK_LAYOUTDIR) != (o.screenLayout & ~MASK_LAYOUTDIR)) diffs |= CONFIG_SCREEN_LAYOUT;
2005 if ((screenLayout2 & MASK_SCREENROUND) != (o.screenLayout2 & MASK_SCREENROUND)) diffs |= CONFIG_SCREEN_ROUND;
2006 if ((colorMode & MASK_WIDE_COLOR_GAMUT) != (o.colorMode & MASK_WIDE_COLOR_GAMUT)) diffs |= CONFIG_COLOR_MODE;
2007 if ((colorMode & MASK_HDR) != (o.colorMode & MASK_HDR)) diffs |= CONFIG_COLOR_MODE;
2008 if (uiMode != o.uiMode) diffs |= CONFIG_UI_MODE;
2009 if (smallestScreenWidthDp != o.smallestScreenWidthDp) diffs |= CONFIG_SMALLEST_SCREEN_SIZE;
2010 if (screenSizeDp != o.screenSizeDp) diffs |= CONFIG_SCREEN_SIZE;
2012 const int diff = compareLocales(*this, o);
2013 if (diff) diffs |= CONFIG_LOCALE;
2018 int ResTable_config::isLocaleMoreSpecificThan(const ResTable_config& o) const {
2019 if (locale || o.locale) {
2020 if (language[0] != o.language[0]) {
2021 if (!language[0]) return -1;
2022 if (!o.language[0]) return 1;
2025 if (country[0] != o.country[0]) {
2026 if (!country[0]) return -1;
2027 if (!o.country[0]) return 1;
2031 // There isn't a well specified "importance" order between variants and
2032 // scripts. We can't easily tell whether, say "en-Latn-US" is more or less
2033 // specific than "en-US-POSIX".
2035 // We therefore arbitrarily decide to give priority to variants over
2036 // scripts since it seems more useful to do so. We will consider
2037 // "en-US-POSIX" to be more specific than "en-Latn-US".
2039 const int score = ((localeScript[0] != '\0' && !localeScriptWasComputed) ? 1 : 0) +
2040 ((localeVariant[0] != '\0') ? 2 : 0);
2042 const int oScore = (o.localeScript[0] != '\0' && !o.localeScriptWasComputed ? 1 : 0) +
2043 ((o.localeVariant[0] != '\0') ? 2 : 0);
2045 return score - oScore;
2048 bool ResTable_config::isMoreSpecificThan(const ResTable_config& o) const {
2049 // The order of the following tests defines the importance of one
2050 // configuration parameter over another. Those tests first are more
2051 // important, trumping any values in those following them.
2052 if (imsi || o.imsi) {
2054 if (!mcc) return false;
2055 if (!o.mcc) return true;
2059 if (!mnc) return false;
2060 if (!o.mnc) return true;
2064 if (locale || o.locale) {
2065 const int diff = isLocaleMoreSpecificThan(o);
2075 if (screenLayout || o.screenLayout) {
2076 if (((screenLayout^o.screenLayout) & MASK_LAYOUTDIR) != 0) {
2077 if (!(screenLayout & MASK_LAYOUTDIR)) return false;
2078 if (!(o.screenLayout & MASK_LAYOUTDIR)) return true;
2082 if (smallestScreenWidthDp || o.smallestScreenWidthDp) {
2083 if (smallestScreenWidthDp != o.smallestScreenWidthDp) {
2084 if (!smallestScreenWidthDp) return false;
2085 if (!o.smallestScreenWidthDp) return true;
2089 if (screenSizeDp || o.screenSizeDp) {
2090 if (screenWidthDp != o.screenWidthDp) {
2091 if (!screenWidthDp) return false;
2092 if (!o.screenWidthDp) return true;
2095 if (screenHeightDp != o.screenHeightDp) {
2096 if (!screenHeightDp) return false;
2097 if (!o.screenHeightDp) return true;
2101 if (screenLayout || o.screenLayout) {
2102 if (((screenLayout^o.screenLayout) & MASK_SCREENSIZE) != 0) {
2103 if (!(screenLayout & MASK_SCREENSIZE)) return false;
2104 if (!(o.screenLayout & MASK_SCREENSIZE)) return true;
2106 if (((screenLayout^o.screenLayout) & MASK_SCREENLONG) != 0) {
2107 if (!(screenLayout & MASK_SCREENLONG)) return false;
2108 if (!(o.screenLayout & MASK_SCREENLONG)) return true;
2112 if (screenLayout2 || o.screenLayout2) {
2113 if (((screenLayout2^o.screenLayout2) & MASK_SCREENROUND) != 0) {
2114 if (!(screenLayout2 & MASK_SCREENROUND)) return false;
2115 if (!(o.screenLayout2 & MASK_SCREENROUND)) return true;
2119 if (colorMode || o.colorMode) {
2120 if (((colorMode^o.colorMode) & MASK_HDR) != 0) {
2121 if (!(colorMode & MASK_HDR)) return false;
2122 if (!(o.colorMode & MASK_HDR)) return true;
2124 if (((colorMode^o.colorMode) & MASK_WIDE_COLOR_GAMUT) != 0) {
2125 if (!(colorMode & MASK_WIDE_COLOR_GAMUT)) return false;
2126 if (!(o.colorMode & MASK_WIDE_COLOR_GAMUT)) return true;
2130 if (orientation != o.orientation) {
2131 if (!orientation) return false;
2132 if (!o.orientation) return true;
2135 if (uiMode || o.uiMode) {
2136 if (((uiMode^o.uiMode) & MASK_UI_MODE_TYPE) != 0) {
2137 if (!(uiMode & MASK_UI_MODE_TYPE)) return false;
2138 if (!(o.uiMode & MASK_UI_MODE_TYPE)) return true;
2140 if (((uiMode^o.uiMode) & MASK_UI_MODE_NIGHT) != 0) {
2141 if (!(uiMode & MASK_UI_MODE_NIGHT)) return false;
2142 if (!(o.uiMode & MASK_UI_MODE_NIGHT)) return true;
2146 // density is never 'more specific'
2147 // as the default just equals 160
2149 if (touchscreen != o.touchscreen) {
2150 if (!touchscreen) return false;
2151 if (!o.touchscreen) return true;
2154 if (input || o.input) {
2155 if (((inputFlags^o.inputFlags) & MASK_KEYSHIDDEN) != 0) {
2156 if (!(inputFlags & MASK_KEYSHIDDEN)) return false;
2157 if (!(o.inputFlags & MASK_KEYSHIDDEN)) return true;
2160 if (((inputFlags^o.inputFlags) & MASK_NAVHIDDEN) != 0) {
2161 if (!(inputFlags & MASK_NAVHIDDEN)) return false;
2162 if (!(o.inputFlags & MASK_NAVHIDDEN)) return true;
2165 if (keyboard != o.keyboard) {
2166 if (!keyboard) return false;
2167 if (!o.keyboard) return true;
2170 if (navigation != o.navigation) {
2171 if (!navigation) return false;
2172 if (!o.navigation) return true;
2176 if (screenSize || o.screenSize) {
2177 if (screenWidth != o.screenWidth) {
2178 if (!screenWidth) return false;
2179 if (!o.screenWidth) return true;
2182 if (screenHeight != o.screenHeight) {
2183 if (!screenHeight) return false;
2184 if (!o.screenHeight) return true;
2188 if (version || o.version) {
2189 if (sdkVersion != o.sdkVersion) {
2190 if (!sdkVersion) return false;
2191 if (!o.sdkVersion) return true;
2194 if (minorVersion != o.minorVersion) {
2195 if (!minorVersion) return false;
2196 if (!o.minorVersion) return true;
2202 // Codes for specially handled languages and regions
2203 static const char kEnglish[2] = {'e', 'n'}; // packed version of "en"
2204 static const char kUnitedStates[2] = {'U', 'S'}; // packed version of "US"
2205 static const char kFilipino[2] = {'\xAD', '\x05'}; // packed version of "fil"
2206 static const char kTagalog[2] = {'t', 'l'}; // packed version of "tl"
2208 // Checks if two language or region codes are identical
2209 inline bool areIdentical(const char code1[2], const char code2[2]) {
2210 return code1[0] == code2[0] && code1[1] == code2[1];
2213 inline bool langsAreEquivalent(const char lang1[2], const char lang2[2]) {
2214 return areIdentical(lang1, lang2) ||
2215 (areIdentical(lang1, kTagalog) && areIdentical(lang2, kFilipino)) ||
2216 (areIdentical(lang1, kFilipino) && areIdentical(lang2, kTagalog));
2219 bool ResTable_config::isLocaleBetterThan(const ResTable_config& o,
2220 const ResTable_config* requested) const {
2221 if (requested->locale == 0) {
2222 // The request doesn't have a locale, so no resource is better
2227 if (locale == 0 && o.locale == 0) {
2228 // The locale part of both resources is empty, so none is better
2233 // Non-matching locales have been filtered out, so both resources
2234 // match the requested locale.
2236 // Because of the locale-related checks in match() and the checks, we know
2238 // 1) The resource languages are either empty or match the request;
2240 // 2) If the request's script is known, the resource scripts are either
2241 // unknown or match the request.
2243 if (!langsAreEquivalent(language, o.language)) {
2244 // The languages of the two resources are not equivalent. If we are
2245 // here, we can only assume that the two resources matched the request
2246 // because one doesn't have a language and the other has a matching
2249 // We consider the one that has the language specified a better match.
2251 // The exception is that we consider no-language resources a better match
2252 // for US English and similar locales than locales that are a descendant
2253 // of Internatinal English (en-001), since no-language resources are
2254 // where the US English resource have traditionally lived for most apps.
2255 if (areIdentical(requested->language, kEnglish)) {
2256 if (areIdentical(requested->country, kUnitedStates)) {
2257 // For US English itself, we consider a no-locale resource a
2258 // better match if the other resource has a country other than
2260 if (language[0] != '\0') {
2261 return country[0] == '\0' || areIdentical(country, kUnitedStates);
2263 return !(o.country[0] == '\0' || areIdentical(o.country, kUnitedStates));
2265 } else if (localeDataIsCloseToUsEnglish(requested->country)) {
2266 if (language[0] != '\0') {
2267 return localeDataIsCloseToUsEnglish(country);
2269 return !localeDataIsCloseToUsEnglish(o.country);
2273 return (language[0] != '\0');
2276 // If we are here, both the resources have an equivalent non-empty language
2279 // Because the languages are equivalent, computeScript() always returns a
2280 // non-empty script for languages it knows about, and we have passed the
2281 // script checks in match(), the scripts are either all unknown or are all
2282 // the same. So we can't gain anything by checking the scripts. We need to
2283 // check the region and variant.
2285 // See if any of the regions is better than the other.
2286 const int region_comparison = localeDataCompareRegions(
2288 requested->language, requested->localeScript, requested->country);
2289 if (region_comparison != 0) {
2290 return (region_comparison > 0);
2293 // The regions are the same. Try the variant.
2294 const bool localeMatches = strncmp(
2295 localeVariant, requested->localeVariant, sizeof(localeVariant)) == 0;
2296 const bool otherMatches = strncmp(
2297 o.localeVariant, requested->localeVariant, sizeof(localeVariant)) == 0;
2298 if (localeMatches != otherMatches) {
2299 return localeMatches;
2302 // Finally, the languages, although equivalent, may still be different
2303 // (like for Tagalog and Filipino). Identical is better than just
2305 if (areIdentical(language, requested->language)
2306 && !areIdentical(o.language, requested->language)) {
2313 bool ResTable_config::isBetterThan(const ResTable_config& o,
2314 const ResTable_config* requested) const {
2316 if (imsi || o.imsi) {
2317 if ((mcc != o.mcc) && requested->mcc) {
2321 if ((mnc != o.mnc) && requested->mnc) {
2326 if (isLocaleBetterThan(o, requested)) {
2330 if (screenLayout || o.screenLayout) {
2331 if (((screenLayout^o.screenLayout) & MASK_LAYOUTDIR) != 0
2332 && (requested->screenLayout & MASK_LAYOUTDIR)) {
2333 int myLayoutDir = screenLayout & MASK_LAYOUTDIR;
2334 int oLayoutDir = o.screenLayout & MASK_LAYOUTDIR;
2335 return (myLayoutDir > oLayoutDir);
2339 if (smallestScreenWidthDp || o.smallestScreenWidthDp) {
2340 // The configuration closest to the actual size is best.
2341 // We assume that larger configs have already been filtered
2342 // out at this point. That means we just want the largest one.
2343 if (smallestScreenWidthDp != o.smallestScreenWidthDp) {
2344 return smallestScreenWidthDp > o.smallestScreenWidthDp;
2348 if (screenSizeDp || o.screenSizeDp) {
2349 // "Better" is based on the sum of the difference between both
2350 // width and height from the requested dimensions. We are
2351 // assuming the invalid configs (with smaller dimens) have
2352 // already been filtered. Note that if a particular dimension
2353 // is unspecified, we will end up with a large value (the
2354 // difference between 0 and the requested dimension), which is
2355 // good since we will prefer a config that has specified a
2357 int myDelta = 0, otherDelta = 0;
2358 if (requested->screenWidthDp) {
2359 myDelta += requested->screenWidthDp - screenWidthDp;
2360 otherDelta += requested->screenWidthDp - o.screenWidthDp;
2362 if (requested->screenHeightDp) {
2363 myDelta += requested->screenHeightDp - screenHeightDp;
2364 otherDelta += requested->screenHeightDp - o.screenHeightDp;
2366 if (kDebugTableSuperNoisy) {
2367 ALOGI("Comparing this %dx%d to other %dx%d in %dx%d: myDelta=%d otherDelta=%d",
2368 screenWidthDp, screenHeightDp, o.screenWidthDp, o.screenHeightDp,
2369 requested->screenWidthDp, requested->screenHeightDp, myDelta, otherDelta);
2371 if (myDelta != otherDelta) {
2372 return myDelta < otherDelta;
2376 if (screenLayout || o.screenLayout) {
2377 if (((screenLayout^o.screenLayout) & MASK_SCREENSIZE) != 0
2378 && (requested->screenLayout & MASK_SCREENSIZE)) {
2379 // A little backwards compatibility here: undefined is
2380 // considered equivalent to normal. But only if the
2381 // requested size is at least normal; otherwise, small
2382 // is better than the default.
2383 int mySL = (screenLayout & MASK_SCREENSIZE);
2384 int oSL = (o.screenLayout & MASK_SCREENSIZE);
2385 int fixedMySL = mySL;
2387 if ((requested->screenLayout & MASK_SCREENSIZE) >= SCREENSIZE_NORMAL) {
2388 if (fixedMySL == 0) fixedMySL = SCREENSIZE_NORMAL;
2389 if (fixedOSL == 0) fixedOSL = SCREENSIZE_NORMAL;
2391 // For screen size, the best match is the one that is
2392 // closest to the requested screen size, but not over
2393 // (the not over part is dealt with in match() below).
2394 if (fixedMySL == fixedOSL) {
2395 // If the two are the same, but 'this' is actually
2396 // undefined, then the other is really a better match.
2397 if (mySL == 0) return false;
2400 if (fixedMySL != fixedOSL) {
2401 return fixedMySL > fixedOSL;
2404 if (((screenLayout^o.screenLayout) & MASK_SCREENLONG) != 0
2405 && (requested->screenLayout & MASK_SCREENLONG)) {
2406 return (screenLayout & MASK_SCREENLONG);
2410 if (screenLayout2 || o.screenLayout2) {
2411 if (((screenLayout2^o.screenLayout2) & MASK_SCREENROUND) != 0 &&
2412 (requested->screenLayout2 & MASK_SCREENROUND)) {
2413 return screenLayout2 & MASK_SCREENROUND;
2417 if (colorMode || o.colorMode) {
2418 if (((colorMode^o.colorMode) & MASK_WIDE_COLOR_GAMUT) != 0 &&
2419 (requested->colorMode & MASK_WIDE_COLOR_GAMUT)) {
2420 return colorMode & MASK_WIDE_COLOR_GAMUT;
2422 if (((colorMode^o.colorMode) & MASK_HDR) != 0 &&
2423 (requested->colorMode & MASK_HDR)) {
2424 return colorMode & MASK_HDR;
2428 if ((orientation != o.orientation) && requested->orientation) {
2429 return (orientation);
2432 if (uiMode || o.uiMode) {
2433 if (((uiMode^o.uiMode) & MASK_UI_MODE_TYPE) != 0
2434 && (requested->uiMode & MASK_UI_MODE_TYPE)) {
2435 return (uiMode & MASK_UI_MODE_TYPE);
2437 if (((uiMode^o.uiMode) & MASK_UI_MODE_NIGHT) != 0
2438 && (requested->uiMode & MASK_UI_MODE_NIGHT)) {
2439 return (uiMode & MASK_UI_MODE_NIGHT);
2443 if (screenType || o.screenType) {
2444 if (density != o.density) {
2445 // Use the system default density (DENSITY_MEDIUM, 160dpi) if none specified.
2446 const int thisDensity = density ? density : int(ResTable_config::DENSITY_MEDIUM);
2447 const int otherDensity = o.density ? o.density : int(ResTable_config::DENSITY_MEDIUM);
2449 // We always prefer DENSITY_ANY over scaling a density bucket.
2450 if (thisDensity == ResTable_config::DENSITY_ANY) {
2452 } else if (otherDensity == ResTable_config::DENSITY_ANY) {
2456 int requestedDensity = requested->density;
2457 if (requested->density == 0 ||
2458 requested->density == ResTable_config::DENSITY_ANY) {
2459 requestedDensity = ResTable_config::DENSITY_MEDIUM;
2462 // DENSITY_ANY is now dealt with. We should look to
2463 // pick a density bucket and potentially scale it.
2464 // Any density is potentially useful
2465 // because the system will scale it. Scaling down
2466 // is generally better than scaling up.
2467 int h = thisDensity;
2468 int l = otherDensity;
2469 bool bImBigger = true;
2477 if (requestedDensity >= h) {
2478 // requested value higher than both l and h, give h
2481 if (l >= requestedDensity) {
2482 // requested value lower than both l and h, give l
2485 // saying that scaling down is 2x better than up
2486 if (((2 * l) - requestedDensity) * h > requestedDensity * requestedDensity) {
2493 if ((touchscreen != o.touchscreen) && requested->touchscreen) {
2494 return (touchscreen);
2498 if (input || o.input) {
2499 const int keysHidden = inputFlags & MASK_KEYSHIDDEN;
2500 const int oKeysHidden = o.inputFlags & MASK_KEYSHIDDEN;
2501 if (keysHidden != oKeysHidden) {
2502 const int reqKeysHidden =
2503 requested->inputFlags & MASK_KEYSHIDDEN;
2504 if (reqKeysHidden) {
2506 if (!keysHidden) return false;
2507 if (!oKeysHidden) return true;
2508 // For compatibility, we count KEYSHIDDEN_NO as being
2509 // the same as KEYSHIDDEN_SOFT. Here we disambiguate
2510 // these by making an exact match more specific.
2511 if (reqKeysHidden == keysHidden) return true;
2512 if (reqKeysHidden == oKeysHidden) return false;
2516 const int navHidden = inputFlags & MASK_NAVHIDDEN;
2517 const int oNavHidden = o.inputFlags & MASK_NAVHIDDEN;
2518 if (navHidden != oNavHidden) {
2519 const int reqNavHidden =
2520 requested->inputFlags & MASK_NAVHIDDEN;
2523 if (!navHidden) return false;
2524 if (!oNavHidden) return true;
2528 if ((keyboard != o.keyboard) && requested->keyboard) {
2532 if ((navigation != o.navigation) && requested->navigation) {
2533 return (navigation);
2537 if (screenSize || o.screenSize) {
2538 // "Better" is based on the sum of the difference between both
2539 // width and height from the requested dimensions. We are
2540 // assuming the invalid configs (with smaller sizes) have
2541 // already been filtered. Note that if a particular dimension
2542 // is unspecified, we will end up with a large value (the
2543 // difference between 0 and the requested dimension), which is
2544 // good since we will prefer a config that has specified a
2546 int myDelta = 0, otherDelta = 0;
2547 if (requested->screenWidth) {
2548 myDelta += requested->screenWidth - screenWidth;
2549 otherDelta += requested->screenWidth - o.screenWidth;
2551 if (requested->screenHeight) {
2552 myDelta += requested->screenHeight - screenHeight;
2553 otherDelta += requested->screenHeight - o.screenHeight;
2555 if (myDelta != otherDelta) {
2556 return myDelta < otherDelta;
2560 if (version || o.version) {
2561 if ((sdkVersion != o.sdkVersion) && requested->sdkVersion) {
2562 return (sdkVersion > o.sdkVersion);
2565 if ((minorVersion != o.minorVersion) &&
2566 requested->minorVersion) {
2567 return (minorVersion);
2573 return isMoreSpecificThan(o);
2576 bool ResTable_config::match(const ResTable_config& settings) const {
2578 if (mcc != 0 && mcc != settings.mcc) {
2581 if (mnc != 0 && mnc != settings.mnc) {
2586 // Don't consider country and variants when deciding matches.
2587 // (Theoretically, the variant can also affect the script. For
2588 // example, "ar-alalc97" probably implies the Latin script, but since
2589 // CLDR doesn't support getting likely scripts for that, we'll assume
2590 // the variant doesn't change the script.)
2592 // If two configs differ only in their country and variant,
2593 // they can be weeded out in the isMoreSpecificThan test.
2594 if (!langsAreEquivalent(language, settings.language)) {
2598 // For backward compatibility and supporting private-use locales, we
2599 // fall back to old behavior if we couldn't determine the script for
2600 // either of the desired locale or the provided locale. But if we could determine
2601 // the scripts, they should be the same for the locales to match.
2602 bool countriesMustMatch = false;
2603 char computed_script[4];
2605 if (settings.localeScript[0] == '\0') { // could not determine the request's script
2606 countriesMustMatch = true;
2608 if (localeScript[0] == '\0' && !localeScriptWasComputed) {
2609 // script was not provided or computed, so we try to compute it
2610 localeDataComputeScript(computed_script, language, country);
2611 if (computed_script[0] == '\0') { // we could not compute the script
2612 countriesMustMatch = true;
2614 script = computed_script;
2616 } else { // script was provided, so just use it
2617 script = localeScript;
2621 if (countriesMustMatch) {
2622 if (country[0] != '\0' && !areIdentical(country, settings.country)) {
2626 if (memcmp(script, settings.localeScript, sizeof(settings.localeScript)) != 0) {
2632 if (screenConfig != 0) {
2633 const int layoutDir = screenLayout&MASK_LAYOUTDIR;
2634 const int setLayoutDir = settings.screenLayout&MASK_LAYOUTDIR;
2635 if (layoutDir != 0 && layoutDir != setLayoutDir) {
2639 const int screenSize = screenLayout&MASK_SCREENSIZE;
2640 const int setScreenSize = settings.screenLayout&MASK_SCREENSIZE;
2641 // Any screen sizes for larger screens than the setting do not
2643 if (screenSize != 0 && screenSize > setScreenSize) {
2647 const int screenLong = screenLayout&MASK_SCREENLONG;
2648 const int setScreenLong = settings.screenLayout&MASK_SCREENLONG;
2649 if (screenLong != 0 && screenLong != setScreenLong) {
2653 const int uiModeType = uiMode&MASK_UI_MODE_TYPE;
2654 const int setUiModeType = settings.uiMode&MASK_UI_MODE_TYPE;
2655 if (uiModeType != 0 && uiModeType != setUiModeType) {
2659 const int uiModeNight = uiMode&MASK_UI_MODE_NIGHT;
2660 const int setUiModeNight = settings.uiMode&MASK_UI_MODE_NIGHT;
2661 if (uiModeNight != 0 && uiModeNight != setUiModeNight) {
2665 if (smallestScreenWidthDp != 0
2666 && smallestScreenWidthDp > settings.smallestScreenWidthDp) {
2671 if (screenConfig2 != 0) {
2672 const int screenRound = screenLayout2 & MASK_SCREENROUND;
2673 const int setScreenRound = settings.screenLayout2 & MASK_SCREENROUND;
2674 if (screenRound != 0 && screenRound != setScreenRound) {
2678 const int hdr = colorMode & MASK_HDR;
2679 const int setHdr = settings.colorMode & MASK_HDR;
2680 if (hdr != 0 && hdr != setHdr) {
2684 const int wideColorGamut = colorMode & MASK_WIDE_COLOR_GAMUT;
2685 const int setWideColorGamut = settings.colorMode & MASK_WIDE_COLOR_GAMUT;
2686 if (wideColorGamut != 0 && wideColorGamut != setWideColorGamut) {
2691 if (screenSizeDp != 0) {
2692 if (screenWidthDp != 0 && screenWidthDp > settings.screenWidthDp) {
2693 if (kDebugTableSuperNoisy) {
2694 ALOGI("Filtering out width %d in requested %d", screenWidthDp,
2695 settings.screenWidthDp);
2699 if (screenHeightDp != 0 && screenHeightDp > settings.screenHeightDp) {
2700 if (kDebugTableSuperNoisy) {
2701 ALOGI("Filtering out height %d in requested %d", screenHeightDp,
2702 settings.screenHeightDp);
2707 if (screenType != 0) {
2708 if (orientation != 0 && orientation != settings.orientation) {
2711 // density always matches - we can scale it. See isBetterThan
2712 if (touchscreen != 0 && touchscreen != settings.touchscreen) {
2717 const int keysHidden = inputFlags&MASK_KEYSHIDDEN;
2718 const int setKeysHidden = settings.inputFlags&MASK_KEYSHIDDEN;
2719 if (keysHidden != 0 && keysHidden != setKeysHidden) {
2720 // For compatibility, we count a request for KEYSHIDDEN_NO as also
2721 // matching the more recent KEYSHIDDEN_SOFT. Basically
2722 // KEYSHIDDEN_NO means there is some kind of keyboard available.
2723 if (kDebugTableSuperNoisy) {
2724 ALOGI("Matching keysHidden: have=%d, config=%d\n", keysHidden, setKeysHidden);
2726 if (keysHidden != KEYSHIDDEN_NO || setKeysHidden != KEYSHIDDEN_SOFT) {
2727 if (kDebugTableSuperNoisy) {
2733 const int navHidden = inputFlags&MASK_NAVHIDDEN;
2734 const int setNavHidden = settings.inputFlags&MASK_NAVHIDDEN;
2735 if (navHidden != 0 && navHidden != setNavHidden) {
2738 if (keyboard != 0 && keyboard != settings.keyboard) {
2741 if (navigation != 0 && navigation != settings.navigation) {
2745 if (screenSize != 0) {
2746 if (screenWidth != 0 && screenWidth > settings.screenWidth) {
2749 if (screenHeight != 0 && screenHeight > settings.screenHeight) {
2754 if (sdkVersion != 0 && sdkVersion > settings.sdkVersion) {
2757 if (minorVersion != 0 && minorVersion != settings.minorVersion) {
2764 void ResTable_config::appendDirLocale(String8& out) const {
2768 const bool scriptWasProvided = localeScript[0] != '\0' && !localeScriptWasComputed;
2769 if (!scriptWasProvided && !localeVariant[0]) {
2771 if (out.size() > 0) {
2776 size_t len = unpackLanguage(buf);
2777 out.append(buf, len);
2781 len = unpackRegion(buf);
2782 out.append(buf, len);
2787 // We are writing the modified BCP 47 tag.
2788 // It starts with 'b+' and uses '+' as a separator.
2790 if (out.size() > 0) {
2796 size_t len = unpackLanguage(buf);
2797 out.append(buf, len);
2799 if (scriptWasProvided) {
2801 out.append(localeScript, sizeof(localeScript));
2806 len = unpackRegion(buf);
2807 out.append(buf, len);
2810 if (localeVariant[0]) {
2812 out.append(localeVariant, strnlen(localeVariant, sizeof(localeVariant)));
2816 void ResTable_config::getBcp47Locale(char str[RESTABLE_MAX_LOCALE_LEN], bool canonicalize) const {
2817 memset(str, 0, RESTABLE_MAX_LOCALE_LEN);
2819 // This represents the "any" locale value, which has traditionally been
2820 // represented by the empty string.
2821 if (language[0] == '\0' && country[0] == '\0') {
2825 size_t charsWritten = 0;
2826 if (language[0] != '\0') {
2827 if (canonicalize && areIdentical(language, kTagalog)) {
2828 // Replace Tagalog with Filipino if we are canonicalizing
2829 str[0] = 'f'; str[1] = 'i'; str[2] = 'l'; str[3] = '\0'; // 3-letter code for Filipino
2832 charsWritten += unpackLanguage(str);
2836 if (localeScript[0] != '\0' && !localeScriptWasComputed) {
2837 if (charsWritten > 0) {
2838 str[charsWritten++] = '-';
2840 memcpy(str + charsWritten, localeScript, sizeof(localeScript));
2841 charsWritten += sizeof(localeScript);
2844 if (country[0] != '\0') {
2845 if (charsWritten > 0) {
2846 str[charsWritten++] = '-';
2848 charsWritten += unpackRegion(str + charsWritten);
2851 if (localeVariant[0] != '\0') {
2852 if (charsWritten > 0) {
2853 str[charsWritten++] = '-';
2855 memcpy(str + charsWritten, localeVariant, sizeof(localeVariant));
2859 /* static */ inline bool assignLocaleComponent(ResTable_config* config,
2860 const char* start, size_t size) {
2867 config->language[0] ? config->packRegion(start) : config->packLanguage(start);
2870 if ('0' <= start[0] && start[0] <= '9') {
2871 // this is a variant, so fall through
2873 config->localeScript[0] = toupper(start[0]);
2874 for (size_t i = 1; i < 4; ++i) {
2875 config->localeScript[i] = tolower(start[i]);
2883 for (size_t i = 0; i < size; ++i) {
2884 config->localeVariant[i] = tolower(start[i]);
2894 void ResTable_config::setBcp47Locale(const char* in) {
2896 memset(localeScript, 0, sizeof(localeScript));
2897 memset(localeVariant, 0, sizeof(localeVariant));
2899 const char* separator = in;
2900 const char* start = in;
2901 while ((separator = strchr(start, '-')) != NULL) {
2902 const size_t size = separator - start;
2903 if (!assignLocaleComponent(this, start, size)) {
2904 fprintf(stderr, "Invalid BCP-47 locale string: %s", in);
2907 start = (separator + 1);
2910 const size_t size = in + strlen(in) - start;
2911 assignLocaleComponent(this, start, size);
2912 localeScriptWasComputed = (localeScript[0] == '\0');
2913 if (localeScriptWasComputed) {
2918 String8 ResTable_config::toString() const {
2922 if (res.size() > 0) res.append("-");
2923 res.appendFormat("mcc%d", dtohs(mcc));
2926 if (res.size() > 0) res.append("-");
2927 res.appendFormat("mnc%d", dtohs(mnc));
2930 appendDirLocale(res);
2932 if ((screenLayout&MASK_LAYOUTDIR) != 0) {
2933 if (res.size() > 0) res.append("-");
2934 switch (screenLayout&ResTable_config::MASK_LAYOUTDIR) {
2935 case ResTable_config::LAYOUTDIR_LTR:
2936 res.append("ldltr");
2938 case ResTable_config::LAYOUTDIR_RTL:
2939 res.append("ldrtl");
2942 res.appendFormat("layoutDir=%d",
2943 dtohs(screenLayout&ResTable_config::MASK_LAYOUTDIR));
2947 if (smallestScreenWidthDp != 0) {
2948 if (res.size() > 0) res.append("-");
2949 res.appendFormat("sw%ddp", dtohs(smallestScreenWidthDp));
2951 if (screenWidthDp != 0) {
2952 if (res.size() > 0) res.append("-");
2953 res.appendFormat("w%ddp", dtohs(screenWidthDp));
2955 if (screenHeightDp != 0) {
2956 if (res.size() > 0) res.append("-");
2957 res.appendFormat("h%ddp", dtohs(screenHeightDp));
2959 if ((screenLayout&MASK_SCREENSIZE) != SCREENSIZE_ANY) {
2960 if (res.size() > 0) res.append("-");
2961 switch (screenLayout&ResTable_config::MASK_SCREENSIZE) {
2962 case ResTable_config::SCREENSIZE_SMALL:
2963 res.append("small");
2965 case ResTable_config::SCREENSIZE_NORMAL:
2966 res.append("normal");
2968 case ResTable_config::SCREENSIZE_LARGE:
2969 res.append("large");
2971 case ResTable_config::SCREENSIZE_XLARGE:
2972 res.append("xlarge");
2975 res.appendFormat("screenLayoutSize=%d",
2976 dtohs(screenLayout&ResTable_config::MASK_SCREENSIZE));
2980 if ((screenLayout&MASK_SCREENLONG) != 0) {
2981 if (res.size() > 0) res.append("-");
2982 switch (screenLayout&ResTable_config::MASK_SCREENLONG) {
2983 case ResTable_config::SCREENLONG_NO:
2984 res.append("notlong");
2986 case ResTable_config::SCREENLONG_YES:
2990 res.appendFormat("screenLayoutLong=%d",
2991 dtohs(screenLayout&ResTable_config::MASK_SCREENLONG));
2995 if ((screenLayout2&MASK_SCREENROUND) != 0) {
2996 if (res.size() > 0) res.append("-");
2997 switch (screenLayout2&MASK_SCREENROUND) {
2998 case SCREENROUND_NO:
2999 res.append("notround");
3001 case SCREENROUND_YES:
3002 res.append("round");
3005 res.appendFormat("screenRound=%d", dtohs(screenLayout2&MASK_SCREENROUND));
3009 if ((colorMode&MASK_HDR) != 0) {
3010 if (res.size() > 0) res.append("-");
3011 switch (colorMode&MASK_HDR) {
3012 case ResTable_config::HDR_NO:
3013 res.append("lowdr");
3015 case ResTable_config::HDR_YES:
3016 res.append("highdr");
3019 res.appendFormat("hdr=%d", dtohs(colorMode&MASK_HDR));
3023 if ((colorMode&MASK_WIDE_COLOR_GAMUT) != 0) {
3024 if (res.size() > 0) res.append("-");
3025 switch (colorMode&MASK_WIDE_COLOR_GAMUT) {
3026 case ResTable_config::WIDE_COLOR_GAMUT_NO:
3027 res.append("nowidecg");
3029 case ResTable_config::WIDE_COLOR_GAMUT_YES:
3030 res.append("widecg");
3033 res.appendFormat("wideColorGamut=%d", dtohs(colorMode&MASK_WIDE_COLOR_GAMUT));
3037 if (orientation != ORIENTATION_ANY) {
3038 if (res.size() > 0) res.append("-");
3039 switch (orientation) {
3040 case ResTable_config::ORIENTATION_PORT:
3043 case ResTable_config::ORIENTATION_LAND:
3046 case ResTable_config::ORIENTATION_SQUARE:
3047 res.append("square");
3050 res.appendFormat("orientation=%d", dtohs(orientation));
3054 if ((uiMode&MASK_UI_MODE_TYPE) != UI_MODE_TYPE_ANY) {
3055 if (res.size() > 0) res.append("-");
3056 switch (uiMode&ResTable_config::MASK_UI_MODE_TYPE) {
3057 case ResTable_config::UI_MODE_TYPE_DESK:
3060 case ResTable_config::UI_MODE_TYPE_CAR:
3063 case ResTable_config::UI_MODE_TYPE_TELEVISION:
3064 res.append("television");
3066 case ResTable_config::UI_MODE_TYPE_APPLIANCE:
3067 res.append("appliance");
3069 case ResTable_config::UI_MODE_TYPE_WATCH:
3070 res.append("watch");
3072 case ResTable_config::UI_MODE_TYPE_VR_HEADSET:
3073 res.append("vrheadset");
3076 res.appendFormat("uiModeType=%d",
3077 dtohs(screenLayout&ResTable_config::MASK_UI_MODE_TYPE));
3081 if ((uiMode&MASK_UI_MODE_NIGHT) != 0) {
3082 if (res.size() > 0) res.append("-");
3083 switch (uiMode&ResTable_config::MASK_UI_MODE_NIGHT) {
3084 case ResTable_config::UI_MODE_NIGHT_NO:
3085 res.append("notnight");
3087 case ResTable_config::UI_MODE_NIGHT_YES:
3088 res.append("night");
3091 res.appendFormat("uiModeNight=%d",
3092 dtohs(uiMode&MASK_UI_MODE_NIGHT));
3096 if (density != DENSITY_DEFAULT) {
3097 if (res.size() > 0) res.append("-");
3099 case ResTable_config::DENSITY_LOW:
3102 case ResTable_config::DENSITY_MEDIUM:
3105 case ResTable_config::DENSITY_TV:
3106 res.append("tvdpi");
3108 case ResTable_config::DENSITY_HIGH:
3111 case ResTable_config::DENSITY_XHIGH:
3112 res.append("xhdpi");
3114 case ResTable_config::DENSITY_XXHIGH:
3115 res.append("xxhdpi");
3117 case ResTable_config::DENSITY_XXXHIGH:
3118 res.append("xxxhdpi");
3120 case ResTable_config::DENSITY_NONE:
3121 res.append("nodpi");
3123 case ResTable_config::DENSITY_ANY:
3124 res.append("anydpi");
3127 res.appendFormat("%ddpi", dtohs(density));
3131 if (touchscreen != TOUCHSCREEN_ANY) {
3132 if (res.size() > 0) res.append("-");
3133 switch (touchscreen) {
3134 case ResTable_config::TOUCHSCREEN_NOTOUCH:
3135 res.append("notouch");
3137 case ResTable_config::TOUCHSCREEN_FINGER:
3138 res.append("finger");
3140 case ResTable_config::TOUCHSCREEN_STYLUS:
3141 res.append("stylus");
3144 res.appendFormat("touchscreen=%d", dtohs(touchscreen));
3148 if ((inputFlags&MASK_KEYSHIDDEN) != 0) {
3149 if (res.size() > 0) res.append("-");
3150 switch (inputFlags&MASK_KEYSHIDDEN) {
3151 case ResTable_config::KEYSHIDDEN_NO:
3152 res.append("keysexposed");
3154 case ResTable_config::KEYSHIDDEN_YES:
3155 res.append("keyshidden");
3157 case ResTable_config::KEYSHIDDEN_SOFT:
3158 res.append("keyssoft");
3162 if (keyboard != KEYBOARD_ANY) {
3163 if (res.size() > 0) res.append("-");
3165 case ResTable_config::KEYBOARD_NOKEYS:
3166 res.append("nokeys");
3168 case ResTable_config::KEYBOARD_QWERTY:
3169 res.append("qwerty");
3171 case ResTable_config::KEYBOARD_12KEY:
3172 res.append("12key");
3175 res.appendFormat("keyboard=%d", dtohs(keyboard));
3179 if ((inputFlags&MASK_NAVHIDDEN) != 0) {
3180 if (res.size() > 0) res.append("-");
3181 switch (inputFlags&MASK_NAVHIDDEN) {
3182 case ResTable_config::NAVHIDDEN_NO:
3183 res.append("navexposed");
3185 case ResTable_config::NAVHIDDEN_YES:
3186 res.append("navhidden");
3189 res.appendFormat("inputFlagsNavHidden=%d",
3190 dtohs(inputFlags&MASK_NAVHIDDEN));
3194 if (navigation != NAVIGATION_ANY) {
3195 if (res.size() > 0) res.append("-");
3196 switch (navigation) {
3197 case ResTable_config::NAVIGATION_NONAV:
3198 res.append("nonav");
3200 case ResTable_config::NAVIGATION_DPAD:
3203 case ResTable_config::NAVIGATION_TRACKBALL:
3204 res.append("trackball");
3206 case ResTable_config::NAVIGATION_WHEEL:
3207 res.append("wheel");
3210 res.appendFormat("navigation=%d", dtohs(navigation));
3214 if (screenSize != 0) {
3215 if (res.size() > 0) res.append("-");
3216 res.appendFormat("%dx%d", dtohs(screenWidth), dtohs(screenHeight));
3219 if (res.size() > 0) res.append("-");
3220 res.appendFormat("v%d", dtohs(sdkVersion));
3221 if (minorVersion != 0) {
3222 res.appendFormat(".%d", dtohs(minorVersion));
3229 // --------------------------------------------------------------------
3230 // --------------------------------------------------------------------
3231 // --------------------------------------------------------------------
3233 struct ResTable::Header
3235 explicit Header(ResTable* _owner) : owner(_owner), ownedData(NULL), header(NULL),
3236 resourceIDMap(NULL), resourceIDMapSize(0) { }
3240 free(resourceIDMap);
3243 const ResTable* const owner;
3245 const ResTable_header* header;
3247 const uint8_t* dataEnd;
3251 ResStringPool values;
3252 uint32_t* resourceIDMap;
3253 size_t resourceIDMapSize;
3256 struct ResTable::Entry {
3257 ResTable_config config;
3258 const ResTable_entry* entry;
3259 const ResTable_type* type;
3261 const Package* package;
3263 StringPoolRef typeStr;
3264 StringPoolRef keyStr;
3267 struct ResTable::Type
3269 Type(const Header* _header, const Package* _package, size_t count)
3270 : header(_header), package(_package), entryCount(count),
3271 typeSpec(NULL), typeSpecFlags(NULL) { }
3272 const Header* const header;
3273 const Package* const package;
3274 const size_t entryCount;
3275 const ResTable_typeSpec* typeSpec;
3276 const uint32_t* typeSpecFlags;
3277 IdmapEntries idmapEntries;
3278 Vector<const ResTable_type*> configs;
3281 struct ResTable::Package
3283 Package(ResTable* _owner, const Header* _header, const ResTable_package* _package)
3284 : owner(_owner), header(_header), package(_package), typeIdOffset(0) {
3285 if (dtohs(package->header.headerSize) == sizeof(*package)) {
3286 // The package structure is the same size as the definition.
3287 // This means it contains the typeIdOffset field.
3288 typeIdOffset = package->typeIdOffset;
3292 const ResTable* const owner;
3293 const Header* const header;
3294 const ResTable_package* const package;
3296 ResStringPool typeStrings;
3297 ResStringPool keyStrings;
3299 size_t typeIdOffset;
3302 // A group of objects describing a particular resource package.
3303 // The first in 'package' is always the root object (from the resource
3304 // table that defined the package); the ones after are skins on top of it.
3305 struct ResTable::PackageGroup
3308 ResTable* _owner, const String16& _name, uint32_t _id,
3309 bool appAsLib, bool _isSystemAsset)
3314 , dynamicRefTable(static_cast<uint8_t>(_id), appAsLib)
3315 , isSystemAsset(_isSystemAsset)
3320 const size_t numTypes = types.size();
3321 for (size_t i = 0; i < numTypes; i++) {
3322 TypeList& typeList = types.editItemAt(i);
3323 const size_t numInnerTypes = typeList.size();
3324 for (size_t j = 0; j < numInnerTypes; j++) {
3325 if (typeList[j]->package->owner == owner) {
3332 const size_t N = packages.size();
3333 for (size_t i=0; i<N; i++) {
3334 Package* pkg = packages[i];
3335 if (pkg->owner == owner) {
3342 * Clear all cache related data that depends on parameters/configuration.
3343 * This includes the bag caches and filtered types.
3345 void clearBagCache() {
3346 for (size_t i = 0; i < typeCacheEntries.size(); i++) {
3347 if (kDebugTableNoisy) {
3348 printf("type=%zu\n", i);
3350 const TypeList& typeList = types[i];
3351 if (!typeList.isEmpty()) {
3352 TypeCacheEntry& cacheEntry = typeCacheEntries.editItemAt(i);
3354 // Reset the filtered configurations.
3355 cacheEntry.filteredConfigs.clear();
3357 bag_set** typeBags = cacheEntry.cachedBags;
3358 if (kDebugTableNoisy) {
3359 printf("typeBags=%p\n", typeBags);
3363 const size_t N = typeList[0]->entryCount;
3364 if (kDebugTableNoisy) {
3365 printf("type->entryCount=%zu\n", N);
3367 for (size_t j = 0; j < N; j++) {
3368 if (typeBags[j] && typeBags[j] != (bag_set*)0xFFFFFFFF) {
3373 cacheEntry.cachedBags = NULL;
3379 ssize_t findType16(const char16_t* type, size_t len) const {
3380 const size_t N = packages.size();
3381 for (size_t i = 0; i < N; i++) {
3382 ssize_t index = packages[i]->typeStrings.indexOfString(type, len);
3384 return index + packages[i]->typeIdOffset;
3390 const ResTable* const owner;
3391 String16 const name;
3394 // This is mainly used to keep track of the loaded packages
3395 // and to clean them up properly. Accessing resources happens from
3396 // the 'types' array.
3397 Vector<Package*> packages;
3399 ByteBucketArray<TypeList> types;
3401 uint8_t largestTypeId;
3403 // Cached objects dependent on the parameters/configuration of this ResTable.
3404 // Gets cleared whenever the parameters/configuration changes.
3405 // These are stored here in a parallel structure because the data in `types` may
3406 // be shared by other ResTable's (framework resources are shared this way).
3407 ByteBucketArray<TypeCacheEntry> typeCacheEntries;
3409 // The table mapping dynamic references to resolved references for
3410 // this package group.
3411 // TODO: We may be able to support dynamic references in overlays
3412 // by having these tables in a per-package scope rather than
3413 // per-package-group.
3414 DynamicRefTable dynamicRefTable;
3416 // If the package group comes from a system asset. Used in
3417 // determining non-system locales.
3418 const bool isSystemAsset;
3421 ResTable::Theme::Theme(const ResTable& table)
3425 memset(mPackages, 0, sizeof(mPackages));
3428 ResTable::Theme::~Theme()
3430 for (size_t i=0; i<Res_MAXPACKAGE; i++) {
3431 package_info* pi = mPackages[i];
3438 void ResTable::Theme::free_package(package_info* pi)
3440 for (size_t j = 0; j <= Res_MAXTYPE; j++) {
3441 theme_entry* te = pi->types[j].entries;
3449 ResTable::Theme::package_info* ResTable::Theme::copy_package(package_info* pi)
3451 package_info* newpi = (package_info*)malloc(sizeof(package_info));
3452 for (size_t j = 0; j <= Res_MAXTYPE; j++) {
3453 size_t cnt = pi->types[j].numEntries;
3454 newpi->types[j].numEntries = cnt;
3455 theme_entry* te = pi->types[j].entries;
3456 size_t cnt_max = SIZE_MAX / sizeof(theme_entry);
3457 if (te != NULL && (cnt < 0xFFFFFFFF-1) && (cnt < cnt_max)) {
3458 theme_entry* newte = (theme_entry*)malloc(cnt*sizeof(theme_entry));
3459 newpi->types[j].entries = newte;
3460 memcpy(newte, te, cnt*sizeof(theme_entry));
3462 newpi->types[j].entries = NULL;
3468 status_t ResTable::Theme::applyStyle(uint32_t resID, bool force)
3470 const bag_entry* bag;
3471 uint32_t bagTypeSpecFlags = 0;
3473 const ssize_t N = mTable.getBagLocked(resID, &bag, &bagTypeSpecFlags);
3474 if (kDebugTableNoisy) {
3475 ALOGV("Applying style 0x%08x to theme %p, count=%zu", resID, this, N);
3482 mTypeSpecFlags |= bagTypeSpecFlags;
3484 uint32_t curPackage = 0xffffffff;
3485 ssize_t curPackageIndex = 0;
3486 package_info* curPI = NULL;
3487 uint32_t curType = 0xffffffff;
3488 size_t numEntries = 0;
3489 theme_entry* curEntries = NULL;
3491 const bag_entry* end = bag + N;
3493 const uint32_t attrRes = bag->map.name.ident;
3494 const uint32_t p = Res_GETPACKAGE(attrRes);
3495 const uint32_t t = Res_GETTYPE(attrRes);
3496 const uint32_t e = Res_GETENTRY(attrRes);
3498 if (curPackage != p) {
3499 const ssize_t pidx = mTable.getResourcePackageIndex(attrRes);
3501 ALOGE("Style contains key with bad package: 0x%08x\n", attrRes);
3506 curPackageIndex = pidx;
3507 curPI = mPackages[pidx];
3508 if (curPI == NULL) {
3509 curPI = (package_info*)malloc(sizeof(package_info));
3510 memset(curPI, 0, sizeof(*curPI));
3511 mPackages[pidx] = curPI;
3513 curType = 0xffffffff;
3516 if (t > Res_MAXTYPE) {
3517 ALOGE("Style contains key with bad type: 0x%08x\n", attrRes);
3522 curEntries = curPI->types[t].entries;
3523 if (curEntries == NULL) {
3524 PackageGroup* const grp = mTable.mPackageGroups[curPackageIndex];
3525 const TypeList& typeList = grp->types[t];
3526 size_t cnt = typeList.isEmpty() ? 0 : typeList[0]->entryCount;
3527 size_t cnt_max = SIZE_MAX / sizeof(theme_entry);
3528 size_t buff_size = (cnt < cnt_max && cnt < 0xFFFFFFFF-1) ?
3529 cnt*sizeof(theme_entry) : 0;
3530 curEntries = (theme_entry*)malloc(buff_size);
3531 memset(curEntries, Res_value::TYPE_NULL, buff_size);
3532 curPI->types[t].numEntries = cnt;
3533 curPI->types[t].entries = curEntries;
3535 numEntries = curPI->types[t].numEntries;
3537 if (e >= numEntries) {
3538 ALOGE("Style contains key with bad entry: 0x%08x\n", attrRes);
3542 theme_entry* curEntry = curEntries + e;
3543 if (kDebugTableNoisy) {
3544 ALOGV("Attr 0x%08x: type=0x%x, data=0x%08x; curType=0x%x",
3545 attrRes, bag->map.value.dataType, bag->map.value.data,
3546 curEntry->value.dataType);
3548 if (force || (curEntry->value.dataType == Res_value::TYPE_NULL
3549 && curEntry->value.data != Res_value::DATA_NULL_EMPTY)) {
3550 curEntry->stringBlock = bag->stringBlock;
3551 curEntry->typeSpecFlags |= bagTypeSpecFlags;
3552 curEntry->value = bag->map.value;
3560 if (kDebugTableTheme) {
3561 ALOGI("Applying style 0x%08x (force=%d) theme %p...\n", resID, force, this);
3568 status_t ResTable::Theme::setTo(const Theme& other)
3570 if (kDebugTableTheme) {
3571 ALOGI("Setting theme %p from theme %p...\n", this, &other);
3576 if (&mTable == &other.mTable) {
3577 for (size_t i=0; i<Res_MAXPACKAGE; i++) {
3578 if (mPackages[i] != NULL) {
3579 free_package(mPackages[i]);
3581 if (other.mPackages[i] != NULL) {
3582 mPackages[i] = copy_package(other.mPackages[i]);
3584 mPackages[i] = NULL;
3588 // @todo: need to really implement this, not just copy
3589 // the system package (which is still wrong because it isn't
3590 // fixing up resource references).
3591 for (size_t i=0; i<Res_MAXPACKAGE; i++) {
3592 if (mPackages[i] != NULL) {
3593 free_package(mPackages[i]);
3595 if (i == 0 && other.mPackages[i] != NULL) {
3596 mPackages[i] = copy_package(other.mPackages[i]);
3598 mPackages[i] = NULL;
3603 mTypeSpecFlags = other.mTypeSpecFlags;
3605 if (kDebugTableTheme) {
3606 ALOGI("Final theme:");
3613 status_t ResTable::Theme::clear()
3615 if (kDebugTableTheme) {
3616 ALOGI("Clearing theme %p...\n", this);
3620 for (size_t i = 0; i < Res_MAXPACKAGE; i++) {
3621 if (mPackages[i] != NULL) {
3622 free_package(mPackages[i]);
3623 mPackages[i] = NULL;
3629 if (kDebugTableTheme) {
3630 ALOGI("Final theme:");
3637 ssize_t ResTable::Theme::getAttribute(uint32_t resID, Res_value* outValue,
3638 uint32_t* outTypeSpecFlags) const
3642 if (outTypeSpecFlags != NULL) *outTypeSpecFlags = 0;
3645 const ssize_t p = mTable.getResourcePackageIndex(resID);
3646 const uint32_t t = Res_GETTYPE(resID);
3647 const uint32_t e = Res_GETENTRY(resID);
3649 if (kDebugTableTheme) {
3650 ALOGI("Looking up attr 0x%08x in theme %p", resID, this);
3654 const package_info* const pi = mPackages[p];
3655 if (kDebugTableTheme) {
3656 ALOGI("Found package: %p", pi);
3659 if (kDebugTableTheme) {
3660 ALOGI("Desired type index is %u in avail %zu", t, Res_MAXTYPE + 1);
3662 if (t <= Res_MAXTYPE) {
3663 const type_info& ti = pi->types[t];
3664 if (kDebugTableTheme) {
3665 ALOGI("Desired entry index is %u in avail %zu", e, ti.numEntries);
3667 if (e < ti.numEntries) {
3668 const theme_entry& te = ti.entries[e];
3669 if (outTypeSpecFlags != NULL) {
3670 *outTypeSpecFlags |= te.typeSpecFlags;
3672 if (kDebugTableTheme) {
3673 ALOGI("Theme value: type=0x%x, data=0x%08x",
3674 te.value.dataType, te.value.data);
3676 const uint8_t type = te.value.dataType;
3677 if (type == Res_value::TYPE_ATTRIBUTE) {
3680 resID = te.value.data;
3683 ALOGW("Too many attribute references, stopped at: 0x%08x\n", resID);
3685 } else if (type != Res_value::TYPE_NULL
3686 || te.value.data == Res_value::DATA_NULL_EMPTY) {
3687 *outValue = te.value;
3688 return te.stringBlock;
3702 ssize_t ResTable::Theme::resolveAttributeReference(Res_value* inOutValue,
3703 ssize_t blockIndex, uint32_t* outLastRef,
3704 uint32_t* inoutTypeSpecFlags, ResTable_config* inoutConfig) const
3706 //printf("Resolving type=0x%x\n", inOutValue->dataType);
3707 if (inOutValue->dataType == Res_value::TYPE_ATTRIBUTE) {
3708 uint32_t newTypeSpecFlags;
3709 blockIndex = getAttribute(inOutValue->data, inOutValue, &newTypeSpecFlags);
3710 if (kDebugTableTheme) {
3711 ALOGI("Resolving attr reference: blockIndex=%d, type=0x%x, data=0x%x\n",
3712 (int)blockIndex, (int)inOutValue->dataType, inOutValue->data);
3714 if (inoutTypeSpecFlags != NULL) *inoutTypeSpecFlags |= newTypeSpecFlags;
3715 //printf("Retrieved attribute new type=0x%x\n", inOutValue->dataType);
3716 if (blockIndex < 0) {
3720 return mTable.resolveReference(inOutValue, blockIndex, outLastRef,
3721 inoutTypeSpecFlags, inoutConfig);
3724 uint32_t ResTable::Theme::getChangingConfigurations() const
3726 return mTypeSpecFlags;
3729 void ResTable::Theme::dumpToLog() const
3731 ALOGI("Theme %p:\n", this);
3732 for (size_t i=0; i<Res_MAXPACKAGE; i++) {
3733 package_info* pi = mPackages[i];
3734 if (pi == NULL) continue;
3736 ALOGI(" Package #0x%02x:\n", (int)(i + 1));
3737 for (size_t j = 0; j <= Res_MAXTYPE; j++) {
3738 type_info& ti = pi->types[j];
3739 if (ti.numEntries == 0) continue;
3740 ALOGI(" Type #0x%02x:\n", (int)(j + 1));
3741 for (size_t k = 0; k < ti.numEntries; k++) {
3742 const theme_entry& te = ti.entries[k];
3743 if (te.value.dataType == Res_value::TYPE_NULL) continue;
3744 ALOGI(" 0x%08x: t=0x%x, d=0x%08x (block=%d)\n",
3745 (int)Res_MAKEID(i, j, k),
3746 te.value.dataType, (int)te.value.data, (int)te.stringBlock);
3752 ResTable::ResTable()
3753 : mError(NO_INIT), mNextPackageId(2)
3755 memset(&mParams, 0, sizeof(mParams));
3756 memset(mPackageMap, 0, sizeof(mPackageMap));
3757 if (kDebugTableSuperNoisy) {
3758 ALOGI("Creating ResTable %p\n", this);
3762 ResTable::ResTable(const void* data, size_t size, const int32_t cookie, bool copyData)
3763 : mError(NO_INIT), mNextPackageId(2)
3765 memset(&mParams, 0, sizeof(mParams));
3766 memset(mPackageMap, 0, sizeof(mPackageMap));
3767 addInternal(data, size, NULL, 0, false, cookie, copyData);
3768 LOG_FATAL_IF(mError != NO_ERROR, "Error parsing resource table");
3769 if (kDebugTableSuperNoisy) {
3770 ALOGI("Creating ResTable %p\n", this);
3774 ResTable::~ResTable()
3776 if (kDebugTableSuperNoisy) {
3777 ALOGI("Destroying ResTable in %p\n", this);
3782 inline ssize_t ResTable::getResourcePackageIndex(uint32_t resID) const
3784 return ((ssize_t)mPackageMap[Res_GETPACKAGE(resID)+1])-1;
3787 status_t ResTable::add(const void* data, size_t size, const int32_t cookie, bool copyData) {
3788 return addInternal(data, size, NULL, 0, false, cookie, copyData);
3791 status_t ResTable::add(const void* data, size_t size, const void* idmapData, size_t idmapDataSize,
3792 const int32_t cookie, bool copyData, bool appAsLib) {
3793 return addInternal(data, size, idmapData, idmapDataSize, appAsLib, cookie, copyData);
3796 status_t ResTable::add(Asset* asset, const int32_t cookie, bool copyData) {
3797 const void* data = asset->getBuffer(true);
3799 ALOGW("Unable to get buffer of resource asset file");
3800 return UNKNOWN_ERROR;
3803 return addInternal(data, static_cast<size_t>(asset->getLength()), NULL, false, 0, cookie,
3807 status_t ResTable::add(
3808 Asset* asset, Asset* idmapAsset, const int32_t cookie, bool copyData,
3809 bool appAsLib, bool isSystemAsset) {
3810 const void* data = asset->getBuffer(true);
3812 ALOGW("Unable to get buffer of resource asset file");
3813 return UNKNOWN_ERROR;
3816 size_t idmapSize = 0;
3817 const void* idmapData = NULL;
3818 if (idmapAsset != NULL) {
3819 idmapData = idmapAsset->getBuffer(true);
3820 if (idmapData == NULL) {
3821 ALOGW("Unable to get buffer of idmap asset file");
3822 return UNKNOWN_ERROR;
3824 idmapSize = static_cast<size_t>(idmapAsset->getLength());
3827 return addInternal(data, static_cast<size_t>(asset->getLength()),
3828 idmapData, idmapSize, appAsLib, cookie, copyData, isSystemAsset);
3831 status_t ResTable::add(ResTable* src, bool isSystemAsset)
3833 mError = src->mError;
3835 for (size_t i=0; i < src->mHeaders.size(); i++) {
3836 mHeaders.add(src->mHeaders[i]);
3839 for (size_t i=0; i < src->mPackageGroups.size(); i++) {
3840 PackageGroup* srcPg = src->mPackageGroups[i];
3841 PackageGroup* pg = new PackageGroup(this, srcPg->name, srcPg->id,
3842 false /* appAsLib */, isSystemAsset || srcPg->isSystemAsset);
3843 for (size_t j=0; j<srcPg->packages.size(); j++) {
3844 pg->packages.add(srcPg->packages[j]);
3847 for (size_t j = 0; j < srcPg->types.size(); j++) {
3848 if (srcPg->types[j].isEmpty()) {
3852 TypeList& typeList = pg->types.editItemAt(j);
3853 typeList.appendVector(srcPg->types[j]);
3855 pg->dynamicRefTable.addMappings(srcPg->dynamicRefTable);
3856 pg->largestTypeId = max(pg->largestTypeId, srcPg->largestTypeId);
3857 mPackageGroups.add(pg);
3860 memcpy(mPackageMap, src->mPackageMap, sizeof(mPackageMap));
3865 status_t ResTable::addEmpty(const int32_t cookie) {
3866 Header* header = new Header(this);
3867 header->index = mHeaders.size();
3868 header->cookie = cookie;
3869 header->values.setToEmpty();
3870 header->ownedData = calloc(1, sizeof(ResTable_header));
3872 ResTable_header* resHeader = (ResTable_header*) header->ownedData;
3873 resHeader->header.type = RES_TABLE_TYPE;
3874 resHeader->header.headerSize = sizeof(ResTable_header);
3875 resHeader->header.size = sizeof(ResTable_header);
3877 header->header = (const ResTable_header*) resHeader;
3878 mHeaders.add(header);
3879 return (mError=NO_ERROR);
3882 status_t ResTable::addInternal(const void* data, size_t dataSize, const void* idmapData, size_t idmapDataSize,
3883 bool appAsLib, const int32_t cookie, bool copyData, bool isSystemAsset)
3889 if (dataSize < sizeof(ResTable_header)) {
3890 ALOGE("Invalid data. Size(%d) is smaller than a ResTable_header(%d).",
3891 (int) dataSize, (int) sizeof(ResTable_header));
3892 return UNKNOWN_ERROR;
3895 Header* header = new Header(this);
3896 header->index = mHeaders.size();
3897 header->cookie = cookie;
3898 if (idmapData != NULL) {
3899 header->resourceIDMap = (uint32_t*) malloc(idmapDataSize);
3900 if (header->resourceIDMap == NULL) {
3902 return (mError = NO_MEMORY);
3904 memcpy(header->resourceIDMap, idmapData, idmapDataSize);
3905 header->resourceIDMapSize = idmapDataSize;
3907 mHeaders.add(header);
3909 const bool notDeviceEndian = htods(0xf0) != 0xf0;
3911 if (kDebugLoadTableNoisy) {
3912 ALOGV("Adding resources to ResTable: data=%p, size=%zu, cookie=%d, copy=%d "
3913 "idmap=%p\n", data, dataSize, cookie, copyData, idmapData);
3916 if (copyData || notDeviceEndian) {
3917 header->ownedData = malloc(dataSize);
3918 if (header->ownedData == NULL) {
3919 return (mError=NO_MEMORY);
3921 memcpy(header->ownedData, data, dataSize);
3922 data = header->ownedData;
3925 header->header = (const ResTable_header*)data;
3926 header->size = dtohl(header->header->header.size);
3927 if (kDebugLoadTableSuperNoisy) {
3928 ALOGI("Got size %zu, again size 0x%x, raw size 0x%x\n", header->size,
3929 dtohl(header->header->header.size), header->header->header.size);
3931 if (kDebugLoadTableNoisy) {
3932 ALOGV("Loading ResTable @%p:\n", header->header);
3934 if (dtohs(header->header->header.headerSize) > header->size
3935 || header->size > dataSize) {
3936 ALOGW("Bad resource table: header size 0x%x or total size 0x%x is larger than data size 0x%x\n",
3937 (int)dtohs(header->header->header.headerSize),
3938 (int)header->size, (int)dataSize);
3939 return (mError=BAD_TYPE);
3941 if (((dtohs(header->header->header.headerSize)|header->size)&0x3) != 0) {
3942 ALOGW("Bad resource table: header size 0x%x or total size 0x%x is not on an integer boundary\n",
3943 (int)dtohs(header->header->header.headerSize),
3945 return (mError=BAD_TYPE);
3947 header->dataEnd = ((const uint8_t*)header->header) + header->size;
3949 // Iterate through all chunks.
3950 size_t curPackage = 0;
3952 const ResChunk_header* chunk =
3953 (const ResChunk_header*)(((const uint8_t*)header->header)
3954 + dtohs(header->header->header.headerSize));
3955 while (((const uint8_t*)chunk) <= (header->dataEnd-sizeof(ResChunk_header)) &&
3956 ((const uint8_t*)chunk) <= (header->dataEnd-dtohl(chunk->size))) {
3957 status_t err = validate_chunk(chunk, sizeof(ResChunk_header), header->dataEnd, "ResTable");
3958 if (err != NO_ERROR) {
3959 return (mError=err);
3961 if (kDebugTableNoisy) {
3962 ALOGV("Chunk: type=0x%x, headerSize=0x%x, size=0x%x, pos=%p\n",
3963 dtohs(chunk->type), dtohs(chunk->headerSize), dtohl(chunk->size),
3964 (void*)(((const uint8_t*)chunk) - ((const uint8_t*)header->header)));
3966 const size_t csize = dtohl(chunk->size);
3967 const uint16_t ctype = dtohs(chunk->type);
3968 if (ctype == RES_STRING_POOL_TYPE) {
3969 if (header->values.getError() != NO_ERROR) {
3970 // Only use the first string chunk; ignore any others that
3972 status_t err = header->values.setTo(chunk, csize);
3973 if (err != NO_ERROR) {
3974 return (mError=err);
3977 ALOGW("Multiple string chunks found in resource table.");
3979 } else if (ctype == RES_TABLE_PACKAGE_TYPE) {
3980 if (curPackage >= dtohl(header->header->packageCount)) {
3981 ALOGW("More package chunks were found than the %d declared in the header.",
3982 dtohl(header->header->packageCount));
3983 return (mError=BAD_TYPE);
3987 (ResTable_package*)chunk, header, appAsLib, isSystemAsset) != NO_ERROR) {
3992 ALOGW("Unknown chunk type 0x%x in table at %p.\n",
3994 (void*)(((const uint8_t*)chunk) - ((const uint8_t*)header->header)));
3996 chunk = (const ResChunk_header*)
3997 (((const uint8_t*)chunk) + csize);
4000 if (curPackage < dtohl(header->header->packageCount)) {
4001 ALOGW("Fewer package chunks (%d) were found than the %d declared in the header.",
4002 (int)curPackage, dtohl(header->header->packageCount));
4003 return (mError=BAD_TYPE);
4005 mError = header->values.getError();
4006 if (mError != NO_ERROR) {
4007 ALOGW("No string values found in resource table!");
4010 if (kDebugTableNoisy) {
4011 ALOGV("Returning from add with mError=%d\n", mError);
4016 status_t ResTable::getError() const
4021 void ResTable::uninit()
4024 size_t N = mPackageGroups.size();
4025 for (size_t i=0; i<N; i++) {
4026 PackageGroup* g = mPackageGroups[i];
4029 N = mHeaders.size();
4030 for (size_t i=0; i<N; i++) {
4031 Header* header = mHeaders[i];
4032 if (header->owner == this) {
4033 if (header->ownedData) {
4034 free(header->ownedData);
4040 mPackageGroups.clear();
4044 bool ResTable::getResourceName(uint32_t resID, bool allowUtf8, resource_name* outName) const
4046 if (mError != NO_ERROR) {
4050 const ssize_t p = getResourcePackageIndex(resID);
4051 const int t = Res_GETTYPE(resID);
4052 const int e = Res_GETENTRY(resID);
4055 if (Res_GETPACKAGE(resID)+1 == 0) {
4056 ALOGW("No package identifier when getting name for resource number 0x%08x", resID);
4058 #ifndef STATIC_ANDROIDFW_FOR_TOOLS
4059 ALOGW("No known package when getting name for resource number 0x%08x", resID);
4065 ALOGW("No type identifier when getting name for resource number 0x%08x", resID);
4069 const PackageGroup* const grp = mPackageGroups[p];
4071 ALOGW("Bad identifier when getting name for resource number 0x%08x", resID);
4076 status_t err = getEntry(grp, t, e, NULL, &entry);
4077 if (err != NO_ERROR) {
4081 outName->package = grp->name.string();
4082 outName->packageLen = grp->name.size();
4084 outName->type8 = entry.typeStr.string8(&outName->typeLen);
4085 outName->name8 = entry.keyStr.string8(&outName->nameLen);
4087 outName->type8 = NULL;
4088 outName->name8 = NULL;
4090 if (outName->type8 == NULL) {
4091 outName->type = entry.typeStr.string16(&outName->typeLen);
4092 // If we have a bad index for some reason, we should abort.
4093 if (outName->type == NULL) {
4097 if (outName->name8 == NULL) {
4098 outName->name = entry.keyStr.string16(&outName->nameLen);
4099 // If we have a bad index for some reason, we should abort.
4100 if (outName->name == NULL) {
4108 ssize_t ResTable::getResource(uint32_t resID, Res_value* outValue, bool mayBeBag, uint16_t density,
4109 uint32_t* outSpecFlags, ResTable_config* outConfig) const
4111 if (mError != NO_ERROR) {
4115 const ssize_t p = getResourcePackageIndex(resID);
4116 const int t = Res_GETTYPE(resID);
4117 const int e = Res_GETENTRY(resID);
4120 if (Res_GETPACKAGE(resID)+1 == 0) {
4121 ALOGW("No package identifier when getting value for resource number 0x%08x", resID);
4123 ALOGW("No known package when getting value for resource number 0x%08x", resID);
4128 ALOGW("No type identifier when getting value for resource number 0x%08x", resID);
4132 const PackageGroup* const grp = mPackageGroups[p];
4134 ALOGW("Bad identifier when getting value for resource number 0x%08x", resID);
4138 // Allow overriding density
4139 ResTable_config desiredConfig = mParams;
4141 desiredConfig.density = density;
4145 status_t err = getEntry(grp, t, e, &desiredConfig, &entry);
4146 if (err != NO_ERROR) {
4147 // Only log the failure when we're not running on the host as
4148 // part of a tool. The caller will do its own logging.
4149 #ifndef STATIC_ANDROIDFW_FOR_TOOLS
4150 ALOGW("Failure getting entry for 0x%08x (t=%d e=%d) (error %d)\n",
4156 if ((dtohs(entry.entry->flags) & ResTable_entry::FLAG_COMPLEX) != 0) {
4158 ALOGW("Requesting resource 0x%08x failed because it is complex\n", resID);
4163 const Res_value* value = reinterpret_cast<const Res_value*>(
4164 reinterpret_cast<const uint8_t*>(entry.entry) + entry.entry->size);
4166 outValue->size = dtohs(value->size);
4167 outValue->res0 = value->res0;
4168 outValue->dataType = value->dataType;
4169 outValue->data = dtohl(value->data);
4171 // The reference may be pointing to a resource in a shared library. These
4172 // references have build-time generated package IDs. These ids may not match
4173 // the actual package IDs of the corresponding packages in this ResTable.
4174 // We need to fix the package ID based on a mapping.
4175 if (grp->dynamicRefTable.lookupResourceValue(outValue) != NO_ERROR) {
4176 ALOGW("Failed to resolve referenced package: 0x%08x", outValue->data);
4180 if (kDebugTableNoisy) {
4182 printf("Found value: pkg=%zu, type=%d, str=%s, int=%d\n",
4183 entry.package->header->index,
4185 outValue->dataType == Res_value::TYPE_STRING ?
4186 String8(entry.package->header->values.stringAt(outValue->data, &len)).string() :
4191 if (outSpecFlags != NULL) {
4192 *outSpecFlags = entry.specFlags;
4195 if (outConfig != NULL) {
4196 *outConfig = entry.config;
4199 return entry.package->header->index;
4202 ssize_t ResTable::resolveReference(Res_value* value, ssize_t blockIndex,
4203 uint32_t* outLastRef, uint32_t* inoutTypeSpecFlags,
4204 ResTable_config* outConfig) const
4207 while (blockIndex >= 0 && value->dataType == Res_value::TYPE_REFERENCE
4208 && value->data != 0 && count < 20) {
4209 if (outLastRef) *outLastRef = value->data;
4210 uint32_t newFlags = 0;
4211 const ssize_t newIndex = getResource(value->data, value, true, 0, &newFlags,
4213 if (newIndex == BAD_INDEX) {
4216 if (kDebugTableTheme) {
4217 ALOGI("Resolving reference 0x%x: newIndex=%d, type=0x%x, data=0x%x\n",
4218 value->data, (int)newIndex, (int)value->dataType, value->data);
4220 //printf("Getting reference 0x%08x: newIndex=%d\n", value->data, newIndex);
4221 if (inoutTypeSpecFlags != NULL) *inoutTypeSpecFlags |= newFlags;
4223 // This can fail if the resource being referenced is a style...
4224 // in this case, just return the reference, and expect the
4225 // caller to deal with.
4228 blockIndex = newIndex;
4234 const char16_t* ResTable::valueToString(
4235 const Res_value* value, size_t stringBlock,
4236 char16_t /*tmpBuffer*/ [TMP_BUFFER_SIZE], size_t* outLen) const
4241 if (value->dataType == value->TYPE_STRING) {
4242 return getTableStringBlock(stringBlock)->stringAt(value->data, outLen);
4244 // XXX do int to string conversions.
4248 ssize_t ResTable::lockBag(uint32_t resID, const bag_entry** outBag) const
4251 ssize_t err = getBagLocked(resID, outBag);
4252 if (err < NO_ERROR) {
4253 //printf("*** get failed! unlocking\n");
4259 void ResTable::unlockBag(const bag_entry* /*bag*/) const
4261 //printf("<<< unlockBag %p\n", this);
4265 void ResTable::lock() const
4270 void ResTable::unlock() const
4275 ssize_t ResTable::getBagLocked(uint32_t resID, const bag_entry** outBag,
4276 uint32_t* outTypeSpecFlags) const
4278 if (mError != NO_ERROR) {
4282 const ssize_t p = getResourcePackageIndex(resID);
4283 const int t = Res_GETTYPE(resID);
4284 const int e = Res_GETENTRY(resID);
4287 ALOGW("Invalid package identifier when getting bag for resource number 0x%08x", resID);
4291 ALOGW("No type identifier when getting bag for resource number 0x%08x", resID);
4295 //printf("Get bag: id=0x%08x, p=%d, t=%d\n", resID, p, t);
4296 PackageGroup* const grp = mPackageGroups[p];
4298 ALOGW("Bad identifier when getting bag for resource number 0x%08x", resID);
4302 const TypeList& typeConfigs = grp->types[t];
4303 if (typeConfigs.isEmpty()) {
4304 ALOGW("Type identifier 0x%x does not exist.", t+1);
4308 const size_t NENTRY = typeConfigs[0]->entryCount;
4309 if (e >= (int)NENTRY) {
4310 ALOGW("Entry identifier 0x%x is larger than entry count 0x%x",
4311 e, (int)typeConfigs[0]->entryCount);
4315 // First see if we've already computed this bag...
4316 TypeCacheEntry& cacheEntry = grp->typeCacheEntries.editItemAt(t);
4317 bag_set** typeSet = cacheEntry.cachedBags;
4319 bag_set* set = typeSet[e];
4321 if (set != (bag_set*)0xFFFFFFFF) {
4322 if (outTypeSpecFlags != NULL) {
4323 *outTypeSpecFlags = set->typeSpecFlags;
4325 *outBag = (bag_entry*)(set+1);
4326 if (kDebugTableSuperNoisy) {
4327 ALOGI("Found existing bag for: 0x%x\n", resID);
4329 return set->numAttrs;
4331 ALOGW("Attempt to retrieve bag 0x%08x which is invalid or in a cycle.",
4337 // Bag not found, we need to compute it!
4339 typeSet = (bag_set**)calloc(NENTRY, sizeof(bag_set*));
4340 if (!typeSet) return NO_MEMORY;
4341 cacheEntry.cachedBags = typeSet;
4344 // Mark that we are currently working on this one.
4345 typeSet[e] = (bag_set*)0xFFFFFFFF;
4347 if (kDebugTableNoisy) {
4348 ALOGI("Building bag: %x\n", resID);
4351 // Now collect all bag attributes
4353 status_t err = getEntry(grp, t, e, &mParams, &entry);
4354 if (err != NO_ERROR) {
4358 const uint16_t entrySize = dtohs(entry.entry->size);
4359 const uint32_t parent = entrySize >= sizeof(ResTable_map_entry)
4360 ? dtohl(((const ResTable_map_entry*)entry.entry)->parent.ident) : 0;
4361 const uint32_t count = entrySize >= sizeof(ResTable_map_entry)
4362 ? dtohl(((const ResTable_map_entry*)entry.entry)->count) : 0;
4366 if (kDebugTableNoisy) {
4367 ALOGI("Found map: size=%x parent=%x count=%d\n", entrySize, parent, count);
4369 // If this map inherits from another, we need to start
4370 // with its parent's values. Otherwise start out empty.
4371 ALOGI("Creating new bag, entrySize=0x%08x, parent=0x%08x\n", entrySize, parent);
4374 // This is what we are building.
4375 bag_set* set = NULL;
4378 uint32_t resolvedParent = parent;
4380 // Bags encode a parent reference without using the standard
4381 // Res_value structure. That means we must always try to
4382 // resolve a parent reference in case it is actually a
4383 // TYPE_DYNAMIC_REFERENCE.
4384 status_t err = grp->dynamicRefTable.lookupResourceId(&resolvedParent);
4385 if (err != NO_ERROR) {
4386 ALOGE("Failed resolving bag parent id 0x%08x", parent);
4387 return UNKNOWN_ERROR;
4390 const bag_entry* parentBag;
4391 uint32_t parentTypeSpecFlags = 0;
4392 const ssize_t NP = getBagLocked(resolvedParent, &parentBag, &parentTypeSpecFlags);
4393 const size_t NT = ((NP >= 0) ? NP : 0) + N;
4394 set = (bag_set*)malloc(sizeof(bag_set)+sizeof(bag_entry)*NT);
4399 memcpy(set+1, parentBag, NP*sizeof(bag_entry));
4401 if (kDebugTableNoisy) {
4402 ALOGI("Initialized new bag with %zd inherited attributes.\n", NP);
4405 if (kDebugTableNoisy) {
4406 ALOGI("Initialized new bag with no inherited attributes.\n");
4410 set->availAttrs = NT;
4411 set->typeSpecFlags = parentTypeSpecFlags;
4413 set = (bag_set*)malloc(sizeof(bag_set)+sizeof(bag_entry)*N);
4418 set->availAttrs = N;
4419 set->typeSpecFlags = 0;
4422 set->typeSpecFlags |= entry.specFlags;
4424 // Now merge in the new attributes...
4425 size_t curOff = (reinterpret_cast<uintptr_t>(entry.entry) - reinterpret_cast<uintptr_t>(entry.type))
4426 + dtohs(entry.entry->size);
4427 const ResTable_map* map;
4428 bag_entry* entries = (bag_entry*)(set+1);
4429 size_t curEntry = 0;
4431 if (kDebugTableNoisy) {
4432 ALOGI("Starting with set %p, entries=%p, avail=%zu\n", set, entries, set->availAttrs);
4434 while (pos < count) {
4435 if (kDebugTableNoisy) {
4436 ALOGI("Now at %p\n", (void*)curOff);
4439 if (curOff > (dtohl(entry.type->header.size)-sizeof(ResTable_map))) {
4440 ALOGW("ResTable_map at %d is beyond type chunk data %d",
4441 (int)curOff, dtohl(entry.type->header.size));
4445 map = (const ResTable_map*)(((const uint8_t*)entry.type) + curOff);
4448 uint32_t newName = htodl(map->name.ident);
4449 if (!Res_INTERNALID(newName)) {
4450 // Attributes don't have a resource id as the name. They specify
4451 // other data, which would be wrong to change via a lookup.
4452 if (grp->dynamicRefTable.lookupResourceId(&newName) != NO_ERROR) {
4453 ALOGE("Failed resolving ResTable_map name at %d with ident 0x%08x",
4454 (int) curOff, (int) newName);
4456 return UNKNOWN_ERROR;
4461 uint32_t oldName = 0;
4462 while ((isInside=(curEntry < set->numAttrs))
4463 && (oldName=entries[curEntry].map.name.ident) < newName) {
4464 if (kDebugTableNoisy) {
4465 ALOGI("#%zu: Keeping existing attribute: 0x%08x\n",
4466 curEntry, entries[curEntry].map.name.ident);
4471 if ((!isInside) || oldName != newName) {
4472 // This is a new attribute... figure out what to do with it.
4473 if (set->numAttrs >= set->availAttrs) {
4474 // Need to alloc more memory...
4475 const size_t newAvail = set->availAttrs+N;
4477 set = (bag_set*)realloc(set,
4479 + sizeof(bag_entry)*newAvail);
4484 set->availAttrs = newAvail;
4485 entries = (bag_entry*)(set+1);
4486 if (kDebugTableNoisy) {
4487 ALOGI("Reallocated set %p, entries=%p, avail=%zu\n",
4488 set, entries, set->availAttrs);
4492 // Going in the middle, need to make space.
4493 memmove(entries+curEntry+1, entries+curEntry,
4494 sizeof(bag_entry)*(set->numAttrs-curEntry));
4497 if (kDebugTableNoisy) {
4498 ALOGI("#%zu: Inserting new attribute: 0x%08x\n", curEntry, newName);
4501 if (kDebugTableNoisy) {
4502 ALOGI("#%zu: Replacing existing attribute: 0x%08x\n", curEntry, oldName);
4506 bag_entry* cur = entries+curEntry;
4508 cur->stringBlock = entry.package->header->index;
4509 cur->map.name.ident = newName;
4510 cur->map.value.copyFrom_dtoh(map->value);
4511 status_t err = grp->dynamicRefTable.lookupResourceValue(&cur->map.value);
4512 if (err != NO_ERROR) {
4513 ALOGE("Reference item(0x%08x) in bag could not be resolved.", cur->map.value.data);
4514 return UNKNOWN_ERROR;
4517 if (kDebugTableNoisy) {
4518 ALOGI("Setting entry #%zu %p: block=%zd, name=0x%08d, type=%d, data=0x%08x\n",
4519 curEntry, cur, cur->stringBlock, cur->map.name.ident,
4520 cur->map.value.dataType, cur->map.value.data);
4526 const size_t size = dtohs(map->value.size);
4527 curOff += size + sizeof(*map)-sizeof(map->value);
4530 if (curEntry > set->numAttrs) {
4531 set->numAttrs = curEntry;
4534 // And this is it...
4537 if (outTypeSpecFlags != NULL) {
4538 *outTypeSpecFlags = set->typeSpecFlags;
4540 *outBag = (bag_entry*)(set+1);
4541 if (kDebugTableNoisy) {
4542 ALOGI("Returning %zu attrs\n", set->numAttrs);
4544 return set->numAttrs;
4549 void ResTable::setParameters(const ResTable_config* params)
4551 AutoMutex _lock(mLock);
4552 AutoMutex _lock2(mFilteredConfigLock);
4554 if (kDebugTableGetEntry) {
4555 ALOGI("Setting parameters: %s\n", params->toString().string());
4558 for (size_t p = 0; p < mPackageGroups.size(); p++) {
4559 PackageGroup* packageGroup = mPackageGroups.editItemAt(p);
4560 if (kDebugTableNoisy) {
4561 ALOGI("CLEARING BAGS FOR GROUP %zu!", p);
4563 packageGroup->clearBagCache();
4565 // Find which configurations match the set of parameters. This allows for a much
4566 // faster lookup in getEntry() if the set of values is narrowed down.
4567 for (size_t t = 0; t < packageGroup->types.size(); t++) {
4568 if (packageGroup->types[t].isEmpty()) {
4572 TypeList& typeList = packageGroup->types.editItemAt(t);
4574 // Retrieve the cache entry for this type.
4575 TypeCacheEntry& cacheEntry = packageGroup->typeCacheEntries.editItemAt(t);
4577 for (size_t ts = 0; ts < typeList.size(); ts++) {
4578 Type* type = typeList.editItemAt(ts);
4580 std::shared_ptr<Vector<const ResTable_type*>> newFilteredConfigs =
4581 std::make_shared<Vector<const ResTable_type*>>();
4583 for (size_t ti = 0; ti < type->configs.size(); ti++) {
4584 ResTable_config config;
4585 config.copyFromDtoH(type->configs[ti]->config);
4587 if (config.match(mParams)) {
4588 newFilteredConfigs->add(type->configs[ti]);
4592 if (kDebugTableNoisy) {
4593 ALOGD("Updating pkg=%zu type=%zu with %zu filtered configs",
4594 p, t, newFilteredConfigs->size());
4597 cacheEntry.filteredConfigs.add(newFilteredConfigs);
4603 void ResTable::getParameters(ResTable_config* params) const
4610 struct id_name_map {
4616 const static id_name_map ID_NAMES[] = {
4617 { ResTable_map::ATTR_TYPE, 5, { '^', 't', 'y', 'p', 'e' } },
4618 { ResTable_map::ATTR_L10N, 5, { '^', 'l', '1', '0', 'n' } },
4619 { ResTable_map::ATTR_MIN, 4, { '^', 'm', 'i', 'n' } },
4620 { ResTable_map::ATTR_MAX, 4, { '^', 'm', 'a', 'x' } },
4621 { ResTable_map::ATTR_OTHER, 6, { '^', 'o', 't', 'h', 'e', 'r' } },
4622 { ResTable_map::ATTR_ZERO, 5, { '^', 'z', 'e', 'r', 'o' } },
4623 { ResTable_map::ATTR_ONE, 4, { '^', 'o', 'n', 'e' } },
4624 { ResTable_map::ATTR_TWO, 4, { '^', 't', 'w', 'o' } },
4625 { ResTable_map::ATTR_FEW, 4, { '^', 'f', 'e', 'w' } },
4626 { ResTable_map::ATTR_MANY, 5, { '^', 'm', 'a', 'n', 'y' } },
4629 uint32_t ResTable::identifierForName(const char16_t* name, size_t nameLen,
4630 const char16_t* type, size_t typeLen,
4631 const char16_t* package,
4633 uint32_t* outTypeSpecFlags) const
4635 if (kDebugTableSuperNoisy) {
4636 printf("Identifier for name: error=%d\n", mError);
4639 // Check for internal resource identifier as the very first thing, so
4640 // that we will always find them even when there are no resources.
4641 if (name[0] == '^') {
4642 const int N = (sizeof(ID_NAMES)/sizeof(ID_NAMES[0]));
4644 for (int i=0; i<N; i++) {
4645 const id_name_map* m = ID_NAMES + i;
4647 if (len != nameLen) {
4650 for (size_t j=1; j<len; j++) {
4651 if (m->name[j] != name[j]) {
4655 if (outTypeSpecFlags) {
4656 *outTypeSpecFlags = ResTable_typeSpec::SPEC_PUBLIC;
4663 if (name[1] == 'i' && name[2] == 'n'
4664 && name[3] == 'd' && name[4] == 'e' && name[5] == 'x'
4665 && name[6] == '_') {
4666 int index = atoi(String8(name + 7, nameLen - 7).string());
4667 if (Res_CHECKID(index)) {
4668 ALOGW("Array resource index: %d is too large.",
4672 if (outTypeSpecFlags) {
4673 *outTypeSpecFlags = ResTable_typeSpec::SPEC_PUBLIC;
4675 return Res_MAKEARRAY(index);
4681 if (mError != NO_ERROR) {
4685 bool fakePublic = false;
4687 // Figure out the package and type we are looking in...
4689 const char16_t* packageEnd = NULL;
4690 const char16_t* typeEnd = NULL;
4691 const char16_t* const nameEnd = name+nameLen;
4692 const char16_t* p = name;
4693 while (p < nameEnd) {
4694 if (*p == ':') packageEnd = p;
4695 else if (*p == '/') typeEnd = p;
4705 if (name >= nameEnd) {
4711 packageLen = packageEnd-name;
4712 name = packageEnd+1;
4713 } else if (!package) {
4719 typeLen = typeEnd-name;
4725 if (name >= nameEnd) {
4728 nameLen = nameEnd-name;
4730 if (kDebugTableNoisy) {
4731 printf("Looking for identifier: type=%s, name=%s, package=%s\n",
4732 String8(type, typeLen).string(),
4733 String8(name, nameLen).string(),
4734 String8(package, packageLen).string());
4737 const String16 attr("attr");
4738 const String16 attrPrivate("^attr-private");
4740 const size_t NG = mPackageGroups.size();
4741 for (size_t ig=0; ig<NG; ig++) {
4742 const PackageGroup* group = mPackageGroups[ig];
4744 if (strzcmp16(package, packageLen,
4745 group->name.string(), group->name.size())) {
4746 if (kDebugTableNoisy) {
4747 printf("Skipping package group: %s\n", String8(group->name).string());
4752 const size_t packageCount = group->packages.size();
4753 for (size_t pi = 0; pi < packageCount; pi++) {
4754 const char16_t* targetType = type;
4755 size_t targetTypeLen = typeLen;
4758 ssize_t ti = group->packages[pi]->typeStrings.indexOfString(
4759 targetType, targetTypeLen);
4764 ti += group->packages[pi]->typeIdOffset;
4766 const uint32_t identifier = findEntry(group, ti, name, nameLen,
4768 if (identifier != 0) {
4769 if (fakePublic && outTypeSpecFlags) {
4770 *outTypeSpecFlags |= ResTable_typeSpec::SPEC_PUBLIC;
4774 } while (strzcmp16(attr.string(), attr.size(), targetType, targetTypeLen) == 0
4775 && (targetType = attrPrivate.string())
4776 && (targetTypeLen = attrPrivate.size())
4783 uint32_t ResTable::findEntry(const PackageGroup* group, ssize_t typeIndex, const char16_t* name,
4784 size_t nameLen, uint32_t* outTypeSpecFlags) const {
4785 const TypeList& typeList = group->types[typeIndex];
4786 const size_t typeCount = typeList.size();
4787 for (size_t i = 0; i < typeCount; i++) {
4788 const Type* t = typeList[i];
4789 const ssize_t ei = t->package->keyStrings.indexOfString(name, nameLen);
4794 const size_t configCount = t->configs.size();
4795 for (size_t j = 0; j < configCount; j++) {
4796 const TypeVariant tv(t->configs[j]);
4797 for (TypeVariant::iterator iter = tv.beginEntries();
4798 iter != tv.endEntries();
4800 const ResTable_entry* entry = *iter;
4801 if (entry == NULL) {
4805 if (dtohl(entry->key.index) == (size_t) ei) {
4806 uint32_t resId = Res_MAKEID(group->id - 1, typeIndex, iter.index());
4807 if (outTypeSpecFlags) {
4809 if (getEntry(group, typeIndex, iter.index(), NULL, &result) != NO_ERROR) {
4810 ALOGW("Failed to find spec flags for 0x%08x", resId);
4813 *outTypeSpecFlags = result.specFlags;
4823 bool ResTable::expandResourceRef(const char16_t* refStr, size_t refLen,
4824 String16* outPackage,
4827 const String16* defType,
4828 const String16* defPackage,
4829 const char** outErrorMsg,
4830 bool* outPublicOnly)
4832 const char16_t* packageEnd = NULL;
4833 const char16_t* typeEnd = NULL;
4834 const char16_t* p = refStr;
4835 const char16_t* const end = p + refLen;
4837 if (*p == ':') packageEnd = p;
4838 else if (*p == '/') {
4847 if (outPublicOnly != NULL) {
4848 *outPublicOnly = true;
4852 if (outPublicOnly != NULL) {
4853 *outPublicOnly = false;
4858 *outPackage = String16(p, packageEnd-p);
4863 *outErrorMsg = "No resource package specified";
4867 *outPackage = *defPackage;
4870 *outType = String16(p, typeEnd-p);
4875 *outErrorMsg = "No resource type specified";
4879 *outType = *defType;
4881 *outName = String16(p, end-p);
4882 if(**outPackage == 0) {
4884 *outErrorMsg = "Resource package cannot be an empty string";
4888 if(**outType == 0) {
4890 *outErrorMsg = "Resource type cannot be an empty string";
4894 if(**outName == 0) {
4896 *outErrorMsg = "Resource id cannot be an empty string";
4903 static uint32_t get_hex(char c, bool* outError)
4905 if (c >= '0' && c <= '9') {
4907 } else if (c >= 'a' && c <= 'f') {
4908 return c - 'a' + 0xa;
4909 } else if (c >= 'A' && c <= 'F') {
4910 return c - 'A' + 0xa;
4925 static const unit_entry unitNames[] = {
4926 { "px", strlen("px"), Res_value::TYPE_DIMENSION, Res_value::COMPLEX_UNIT_PX, 1.0f },
4927 { "dip", strlen("dip"), Res_value::TYPE_DIMENSION, Res_value::COMPLEX_UNIT_DIP, 1.0f },
4928 { "dp", strlen("dp"), Res_value::TYPE_DIMENSION, Res_value::COMPLEX_UNIT_DIP, 1.0f },
4929 { "sp", strlen("sp"), Res_value::TYPE_DIMENSION, Res_value::COMPLEX_UNIT_SP, 1.0f },
4930 { "pt", strlen("pt"), Res_value::TYPE_DIMENSION, Res_value::COMPLEX_UNIT_PT, 1.0f },
4931 { "in", strlen("in"), Res_value::TYPE_DIMENSION, Res_value::COMPLEX_UNIT_IN, 1.0f },
4932 { "mm", strlen("mm"), Res_value::TYPE_DIMENSION, Res_value::COMPLEX_UNIT_MM, 1.0f },
4933 { "%", strlen("%"), Res_value::TYPE_FRACTION, Res_value::COMPLEX_UNIT_FRACTION, 1.0f/100 },
4934 { "%p", strlen("%p"), Res_value::TYPE_FRACTION, Res_value::COMPLEX_UNIT_FRACTION_PARENT, 1.0f/100 },
4935 { NULL, 0, 0, 0, 0 }
4938 static bool parse_unit(const char* str, Res_value* outValue,
4939 float* outScale, const char** outEnd)
4941 const char* end = str;
4942 while (*end != 0 && !isspace((unsigned char)*end)) {
4945 const size_t len = end-str;
4947 const char* realEnd = end;
4948 while (*realEnd != 0 && isspace((unsigned char)*realEnd)) {
4951 if (*realEnd != 0) {
4955 const unit_entry* cur = unitNames;
4957 if (len == cur->len && strncmp(cur->name, str, len) == 0) {
4958 outValue->dataType = cur->type;
4959 outValue->data = cur->unit << Res_value::COMPLEX_UNIT_SHIFT;
4960 *outScale = cur->scale;
4962 //printf("Found unit %s for %s\n", cur->name, str);
4971 bool U16StringToInt(const char16_t* s, size_t len, Res_value* outValue)
4973 while (len > 0 && isspace16(*s)) {
4991 if (s[i] < '0' || s[i] > '9') {
4995 static_assert(std::is_same<uint32_t, Res_value::data_type>::value,
4996 "Res_value::data_type has changed. The range checks in this "
4997 "function are no longer correct.");
5001 if (len > 1 && s[i] == '0' && s[i+1] == 'x') {
5015 while (i < len && !error) {
5016 val = (val*16) + get_hex(s[i], &error);
5019 if (val > std::numeric_limits<uint32_t>::max()) {
5029 if (s[i] < '0' || s[i] > '9') {
5032 val = (val*10) + s[i]-'0';
5035 if ((neg && -val < std::numeric_limits<int32_t>::min()) ||
5036 (!neg && val > std::numeric_limits<int32_t>::max())) {
5042 if (neg) val = -val;
5044 while (i < len && isspace16(s[i])) {
5053 outValue->dataType =
5054 isHex ? outValue->TYPE_INT_HEX : outValue->TYPE_INT_DEC;
5055 outValue->data = static_cast<Res_value::data_type>(val);
5060 bool ResTable::stringToInt(const char16_t* s, size_t len, Res_value* outValue)
5062 return U16StringToInt(s, len, outValue);
5065 bool ResTable::stringToFloat(const char16_t* s, size_t len, Res_value* outValue)
5067 while (len > 0 && isspace16(*s)) {
5078 while (len > 0 && *s != 0 && i < 126) {
5089 if ((buf[0] < '0' || buf[0] > '9') && buf[0] != '.' && buf[0] != '-' && buf[0] != '+') {
5095 float f = strtof(buf, (char**)&end);
5097 if (*end != 0 && !isspace((unsigned char)*end)) {
5098 // Might be a unit...
5100 if (parse_unit(end, outValue, &scale, &end)) {
5102 const bool neg = f < 0;
5104 uint64_t bits = (uint64_t)(f*(1<<23)+.5f);
5107 if ((bits&0x7fffff) == 0) {
5108 // Always use 23p0 if there is no fraction, just to make
5109 // things easier to read.
5110 radix = Res_value::COMPLEX_RADIX_23p0;
5112 } else if ((bits&0xffffffffff800000LL) == 0) {
5113 // Magnitude is zero -- can fit in 0 bits of precision.
5114 radix = Res_value::COMPLEX_RADIX_0p23;
5116 } else if ((bits&0xffffffff80000000LL) == 0) {
5117 // Magnitude can fit in 8 bits of precision.
5118 radix = Res_value::COMPLEX_RADIX_8p15;
5120 } else if ((bits&0xffffff8000000000LL) == 0) {
5121 // Magnitude can fit in 16 bits of precision.
5122 radix = Res_value::COMPLEX_RADIX_16p7;
5125 // Magnitude needs entire range, so no fractional part.
5126 radix = Res_value::COMPLEX_RADIX_23p0;
5129 int32_t mantissa = (int32_t)(
5130 (bits>>shift) & Res_value::COMPLEX_MANTISSA_MASK);
5132 mantissa = (-mantissa) & Res_value::COMPLEX_MANTISSA_MASK;
5135 (radix<<Res_value::COMPLEX_RADIX_SHIFT)
5136 | (mantissa<<Res_value::COMPLEX_MANTISSA_SHIFT);
5137 //printf("Input value: %f 0x%016Lx, mult: %f, radix: %d, shift: %d, final: 0x%08x\n",
5138 // f * (neg ? -1 : 1), bits, f*(1<<23),
5139 // radix, shift, outValue->data);
5145 while (*end != 0 && isspace((unsigned char)*end)) {
5151 outValue->dataType = outValue->TYPE_FLOAT;
5152 *(float*)(&outValue->data) = f;
5160 bool ResTable::stringToValue(Res_value* outValue, String16* outString,
5161 const char16_t* s, size_t len,
5162 bool preserveSpaces, bool coerceType,
5164 const String16* defType,
5165 const String16* defPackage,
5167 void* accessorCookie,
5169 bool enforcePrivate) const
5171 bool localizationSetting = accessor != NULL && accessor->getLocalizationSetting();
5172 const char* errorMsg = NULL;
5174 outValue->size = sizeof(Res_value);
5177 // First strip leading/trailing whitespace. Do this before handling
5178 // escapes, so they can be used to force whitespace into the string.
5179 if (!preserveSpaces) {
5180 while (len > 0 && isspace16(*s)) {
5184 while (len > 0 && isspace16(s[len-1])) {
5187 // If the string ends with '\', then we keep the space after it.
5188 if (len > 0 && s[len-1] == '\\' && s[len] != 0) {
5193 //printf("Value for: %s\n", String8(s, len).string());
5195 uint32_t l10nReq = ResTable_map::L10N_NOT_REQUIRED;
5196 uint32_t attrMin = 0x80000000, attrMax = 0x7fffffff;
5197 bool fromAccessor = false;
5198 if (attrID != 0 && !Res_INTERNALID(attrID)) {
5199 const ssize_t p = getResourcePackageIndex(attrID);
5200 const bag_entry* bag;
5201 ssize_t cnt = p >= 0 ? lockBag(attrID, &bag) : -1;
5202 //printf("For attr 0x%08x got bag of %d\n", attrID, cnt);
5205 //printf("Entry 0x%08x = 0x%08x\n", bag->map.name.ident, bag->map.value.data);
5206 switch (bag->map.name.ident) {
5207 case ResTable_map::ATTR_TYPE:
5208 attrType = bag->map.value.data;
5210 case ResTable_map::ATTR_MIN:
5211 attrMin = bag->map.value.data;
5213 case ResTable_map::ATTR_MAX:
5214 attrMax = bag->map.value.data;
5216 case ResTable_map::ATTR_L10N:
5217 l10nReq = bag->map.value.data;
5224 } else if (accessor && accessor->getAttributeType(attrID, &attrType)) {
5225 fromAccessor = true;
5226 if (attrType == ResTable_map::TYPE_ENUM
5227 || attrType == ResTable_map::TYPE_FLAGS
5228 || attrType == ResTable_map::TYPE_INTEGER) {
5229 accessor->getAttributeMin(attrID, &attrMin);
5230 accessor->getAttributeMax(attrID, &attrMax);
5232 if (localizationSetting) {
5233 l10nReq = accessor->getAttributeL10N(attrID);
5238 const bool canStringCoerce =
5239 coerceType && (attrType&ResTable_map::TYPE_STRING) != 0;
5242 outValue->dataType = outValue->TYPE_REFERENCE;
5244 // Note: we don't check attrType here because the reference can
5245 // be to any other type; we just need to count on the client making
5246 // sure the referenced type is correct.
5248 //printf("Looking up ref: %s\n", String8(s, len).string());
5250 // It's a reference!
5251 if (len == 5 && s[1]=='n' && s[2]=='u' && s[3]=='l' && s[4]=='l') {
5252 // Special case @null as undefined. This will be converted by
5253 // AssetManager to TYPE_NULL with data DATA_NULL_UNDEFINED.
5256 } else if (len == 6 && s[1]=='e' && s[2]=='m' && s[3]=='p' && s[4]=='t' && s[5]=='y') {
5257 // Special case @empty as explicitly defined empty value.
5258 outValue->dataType = Res_value::TYPE_NULL;
5259 outValue->data = Res_value::DATA_NULL_EMPTY;
5262 bool createIfNotFound = false;
5263 const char16_t* resourceRefName;
5264 int resourceNameLen;
5265 if (len > 2 && s[1] == '+') {
5266 createIfNotFound = true;
5267 resourceRefName = s + 2;
5268 resourceNameLen = len - 2;
5269 } else if (len > 2 && s[1] == '*') {
5270 enforcePrivate = false;
5271 resourceRefName = s + 2;
5272 resourceNameLen = len - 2;
5274 createIfNotFound = false;
5275 resourceRefName = s + 1;
5276 resourceNameLen = len - 1;
5278 String16 package, type, name;
5279 if (!expandResourceRef(resourceRefName,resourceNameLen, &package, &type, &name,
5280 defType, defPackage, &errorMsg)) {
5281 if (accessor != NULL) {
5282 accessor->reportError(accessorCookie, errorMsg);
5287 uint32_t specFlags = 0;
5288 uint32_t rid = identifierForName(name.string(), name.size(), type.string(),
5289 type.size(), package.string(), package.size(), &specFlags);
5291 if (enforcePrivate) {
5292 if (accessor == NULL || accessor->getAssetsPackage() != package) {
5293 if ((specFlags&ResTable_typeSpec::SPEC_PUBLIC) == 0) {
5294 if (accessor != NULL) {
5295 accessor->reportError(accessorCookie, "Resource is not public.");
5304 accessor->getRemappedPackage(Res_GETPACKAGE(rid)),
5305 Res_GETTYPE(rid), Res_GETENTRY(rid));
5306 if (kDebugTableNoisy) {
5307 ALOGI("Incl %s:%s/%s: 0x%08x\n",
5308 String8(package).string(), String8(type).string(),
5309 String8(name).string(), rid);
5313 uint32_t packageId = Res_GETPACKAGE(rid) + 1;
5314 if (packageId != APP_PACKAGE_ID && packageId != SYS_PACKAGE_ID) {
5315 outValue->dataType = Res_value::TYPE_DYNAMIC_REFERENCE;
5317 outValue->data = rid;
5322 uint32_t rid = accessor->getCustomResourceWithCreation(package, type, name,
5325 if (kDebugTableNoisy) {
5326 ALOGI("Pckg %s:%s/%s: 0x%08x\n",
5327 String8(package).string(), String8(type).string(),
5328 String8(name).string(), rid);
5330 uint32_t packageId = Res_GETPACKAGE(rid) + 1;
5331 if (packageId == 0x00) {
5332 outValue->data = rid;
5333 outValue->dataType = Res_value::TYPE_DYNAMIC_REFERENCE;
5335 } else if (packageId == APP_PACKAGE_ID || packageId == SYS_PACKAGE_ID) {
5336 // We accept packageId's generated as 0x01 in order to support
5337 // building the android system resources
5338 outValue->data = rid;
5345 if (accessor != NULL) {
5346 accessor->reportError(accessorCookie, "No resource found that matches the given name");
5351 // if we got to here, and localization is required and it's not a reference,
5352 // complain and bail.
5353 if (l10nReq == ResTable_map::L10N_SUGGESTED) {
5354 if (localizationSetting) {
5355 if (accessor != NULL) {
5356 accessor->reportError(accessorCookie, "This attribute must be localized.");
5362 // It's a color! Convert to an integer of the form 0xaarrggbb.
5366 outValue->dataType = outValue->TYPE_INT_COLOR_RGB4;
5367 color |= 0xFF000000;
5368 color |= get_hex(s[1], &error) << 20;
5369 color |= get_hex(s[1], &error) << 16;
5370 color |= get_hex(s[2], &error) << 12;
5371 color |= get_hex(s[2], &error) << 8;
5372 color |= get_hex(s[3], &error) << 4;
5373 color |= get_hex(s[3], &error);
5374 } else if (len == 5) {
5375 outValue->dataType = outValue->TYPE_INT_COLOR_ARGB4;
5376 color |= get_hex(s[1], &error) << 28;
5377 color |= get_hex(s[1], &error) << 24;
5378 color |= get_hex(s[2], &error) << 20;
5379 color |= get_hex(s[2], &error) << 16;
5380 color |= get_hex(s[3], &error) << 12;
5381 color |= get_hex(s[3], &error) << 8;
5382 color |= get_hex(s[4], &error) << 4;
5383 color |= get_hex(s[4], &error);
5384 } else if (len == 7) {
5385 outValue->dataType = outValue->TYPE_INT_COLOR_RGB8;
5386 color |= 0xFF000000;
5387 color |= get_hex(s[1], &error) << 20;
5388 color |= get_hex(s[2], &error) << 16;
5389 color |= get_hex(s[3], &error) << 12;
5390 color |= get_hex(s[4], &error) << 8;
5391 color |= get_hex(s[5], &error) << 4;
5392 color |= get_hex(s[6], &error);
5393 } else if (len == 9) {
5394 outValue->dataType = outValue->TYPE_INT_COLOR_ARGB8;
5395 color |= get_hex(s[1], &error) << 28;
5396 color |= get_hex(s[2], &error) << 24;
5397 color |= get_hex(s[3], &error) << 20;
5398 color |= get_hex(s[4], &error) << 16;
5399 color |= get_hex(s[5], &error) << 12;
5400 color |= get_hex(s[6], &error) << 8;
5401 color |= get_hex(s[7], &error) << 4;
5402 color |= get_hex(s[8], &error);
5407 if ((attrType&ResTable_map::TYPE_COLOR) == 0) {
5408 if (!canStringCoerce) {
5409 if (accessor != NULL) {
5410 accessor->reportError(accessorCookie,
5411 "Color types not allowed");
5416 outValue->data = color;
5417 //printf("Color input=%s, output=0x%x\n", String8(s, len).string(), color);
5421 if ((attrType&ResTable_map::TYPE_COLOR) != 0) {
5422 if (accessor != NULL) {
5423 accessor->reportError(accessorCookie, "Color value not valid --"
5424 " must be #rgb, #argb, #rrggbb, or #aarrggbb");
5427 fprintf(stderr, "%s: Color ID %s value %s is not valid\n",
5428 "Resource File", //(const char*)in->getPrintableSource(),
5429 String8(*curTag).string(),
5430 String8(s, len).string());
5438 outValue->dataType = outValue->TYPE_ATTRIBUTE;
5440 // Note: we don't check attrType here because the reference can
5441 // be to any other type; we just need to count on the client making
5442 // sure the referenced type is correct.
5444 //printf("Looking up attr: %s\n", String8(s, len).string());
5446 static const String16 attr16("attr");
5447 String16 package, type, name;
5448 if (!expandResourceRef(s+1, len-1, &package, &type, &name,
5449 &attr16, defPackage, &errorMsg)) {
5450 if (accessor != NULL) {
5451 accessor->reportError(accessorCookie, errorMsg);
5456 //printf("Pkg: %s, Type: %s, Name: %s\n",
5457 // String8(package).string(), String8(type).string(),
5458 // String8(name).string());
5459 uint32_t specFlags = 0;
5461 identifierForName(name.string(), name.size(),
5462 type.string(), type.size(),
5463 package.string(), package.size(), &specFlags);
5465 if (enforcePrivate) {
5466 if ((specFlags&ResTable_typeSpec::SPEC_PUBLIC) == 0) {
5467 if (accessor != NULL) {
5468 accessor->reportError(accessorCookie, "Attribute is not public.");
5476 accessor->getRemappedPackage(Res_GETPACKAGE(rid)),
5477 Res_GETTYPE(rid), Res_GETENTRY(rid));
5480 uint32_t packageId = Res_GETPACKAGE(rid) + 1;
5481 if (packageId != APP_PACKAGE_ID && packageId != SYS_PACKAGE_ID) {
5482 outValue->dataType = Res_value::TYPE_DYNAMIC_ATTRIBUTE;
5484 outValue->data = rid;
5489 uint32_t rid = accessor->getCustomResource(package, type, name);
5491 uint32_t packageId = Res_GETPACKAGE(rid) + 1;
5492 if (packageId == 0x00) {
5493 outValue->data = rid;
5494 outValue->dataType = Res_value::TYPE_DYNAMIC_ATTRIBUTE;
5496 } else if (packageId == APP_PACKAGE_ID || packageId == SYS_PACKAGE_ID) {
5497 // We accept packageId's generated as 0x01 in order to support
5498 // building the android system resources
5499 outValue->data = rid;
5505 if (accessor != NULL) {
5506 accessor->reportError(accessorCookie, "No resource found that matches the given name");
5511 if (stringToInt(s, len, outValue)) {
5512 if ((attrType&ResTable_map::TYPE_INTEGER) == 0) {
5513 // If this type does not allow integers, but does allow floats,
5514 // fall through on this error case because the float type should
5515 // be able to accept any integer value.
5516 if (!canStringCoerce && (attrType&ResTable_map::TYPE_FLOAT) == 0) {
5517 if (accessor != NULL) {
5518 accessor->reportError(accessorCookie, "Integer types not allowed");
5523 if (((int32_t)outValue->data) < ((int32_t)attrMin)
5524 || ((int32_t)outValue->data) > ((int32_t)attrMax)) {
5525 if (accessor != NULL) {
5526 accessor->reportError(accessorCookie, "Integer value out of range");
5534 if (stringToFloat(s, len, outValue)) {
5535 if (outValue->dataType == Res_value::TYPE_DIMENSION) {
5536 if ((attrType&ResTable_map::TYPE_DIMENSION) != 0) {
5539 if (!canStringCoerce) {
5540 if (accessor != NULL) {
5541 accessor->reportError(accessorCookie, "Dimension types not allowed");
5545 } else if (outValue->dataType == Res_value::TYPE_FRACTION) {
5546 if ((attrType&ResTable_map::TYPE_FRACTION) != 0) {
5549 if (!canStringCoerce) {
5550 if (accessor != NULL) {
5551 accessor->reportError(accessorCookie, "Fraction types not allowed");
5555 } else if ((attrType&ResTable_map::TYPE_FLOAT) == 0) {
5556 if (!canStringCoerce) {
5557 if (accessor != NULL) {
5558 accessor->reportError(accessorCookie, "Float types not allowed");
5568 if ((s[0] == 't' || s[0] == 'T') &&
5569 (s[1] == 'r' || s[1] == 'R') &&
5570 (s[2] == 'u' || s[2] == 'U') &&
5571 (s[3] == 'e' || s[3] == 'E')) {
5572 if ((attrType&ResTable_map::TYPE_BOOLEAN) == 0) {
5573 if (!canStringCoerce) {
5574 if (accessor != NULL) {
5575 accessor->reportError(accessorCookie, "Boolean types not allowed");
5580 outValue->dataType = outValue->TYPE_INT_BOOLEAN;
5581 outValue->data = (uint32_t)-1;
5588 if ((s[0] == 'f' || s[0] == 'F') &&
5589 (s[1] == 'a' || s[1] == 'A') &&
5590 (s[2] == 'l' || s[2] == 'L') &&
5591 (s[3] == 's' || s[3] == 'S') &&
5592 (s[4] == 'e' || s[4] == 'E')) {
5593 if ((attrType&ResTable_map::TYPE_BOOLEAN) == 0) {
5594 if (!canStringCoerce) {
5595 if (accessor != NULL) {
5596 accessor->reportError(accessorCookie, "Boolean types not allowed");
5601 outValue->dataType = outValue->TYPE_INT_BOOLEAN;
5608 if ((attrType&ResTable_map::TYPE_ENUM) != 0) {
5609 const ssize_t p = getResourcePackageIndex(attrID);
5610 const bag_entry* bag;
5611 ssize_t cnt = p >= 0 ? lockBag(attrID, &bag) : -1;
5612 //printf("Got %d for enum\n", cnt);
5614 resource_name rname;
5616 if (!Res_INTERNALID(bag->map.name.ident)) {
5617 //printf("Trying attr #%08x\n", bag->map.name.ident);
5618 if (getResourceName(bag->map.name.ident, false, &rname)) {
5620 printf("Matching %s against %s (0x%08x)\n",
5621 String8(s, len).string(),
5622 String8(rname.name, rname.nameLen).string(),
5623 bag->map.name.ident);
5625 if (strzcmp16(s, len, rname.name, rname.nameLen) == 0) {
5626 outValue->dataType = bag->map.value.dataType;
5627 outValue->data = bag->map.value.data;
5641 if (accessor->getAttributeEnum(attrID, s, len, outValue)) {
5647 if ((attrType&ResTable_map::TYPE_FLAGS) != 0) {
5648 const ssize_t p = getResourcePackageIndex(attrID);
5649 const bag_entry* bag;
5650 ssize_t cnt = p >= 0 ? lockBag(attrID, &bag) : -1;
5651 //printf("Got %d for flags\n", cnt);
5653 bool failed = false;
5654 resource_name rname;
5655 outValue->dataType = Res_value::TYPE_INT_HEX;
5657 const char16_t* end = s + len;
5658 const char16_t* pos = s;
5659 while (pos < end && !failed) {
5660 const char16_t* start = pos;
5662 while (pos < end && *pos != '|') {
5665 //printf("Looking for: %s\n", String8(start, pos-start).string());
5666 const bag_entry* bagi = bag;
5668 for (i=0; i<cnt; i++, bagi++) {
5669 if (!Res_INTERNALID(bagi->map.name.ident)) {
5670 //printf("Trying attr #%08x\n", bagi->map.name.ident);
5671 if (getResourceName(bagi->map.name.ident, false, &rname)) {
5673 printf("Matching %s against %s (0x%08x)\n",
5674 String8(start,pos-start).string(),
5675 String8(rname.name, rname.nameLen).string(),
5676 bagi->map.name.ident);
5678 if (strzcmp16(start, pos-start, rname.name, rname.nameLen) == 0) {
5679 outValue->data |= bagi->map.value.data;
5686 // Didn't find this flag identifier.
5695 //printf("Final flag value: 0x%lx\n", outValue->data);
5702 if (accessor->getAttributeFlags(attrID, s, len, outValue)) {
5703 //printf("Final flag value: 0x%lx\n", outValue->data);
5709 if ((attrType&ResTable_map::TYPE_STRING) == 0) {
5710 if (accessor != NULL) {
5711 accessor->reportError(accessorCookie, "String types not allowed");
5716 // Generic string handling...
5717 outValue->dataType = outValue->TYPE_STRING;
5719 bool failed = collectString(outString, s, len, preserveSpaces, &errorMsg);
5720 if (accessor != NULL) {
5721 accessor->reportError(accessorCookie, errorMsg);
5729 bool ResTable::collectString(String16* outString,
5730 const char16_t* s, size_t len,
5731 bool preserveSpaces,
5732 const char** outErrorMsg,
5738 const char16_t* p = s;
5739 while (p < (s+len)) {
5740 while (p < (s+len)) {
5741 const char16_t c = *p;
5745 if (!preserveSpaces) {
5746 if (quoted == 0 && isspace16(c)
5747 && (c != ' ' || isspace16(*(p+1)))) {
5750 if (c == '"' && (quoted == 0 || quoted == '"')) {
5753 if (c == '\'' && (quoted == 0 || quoted == '\'')) {
5755 * In practice, when people write ' instead of \'
5756 * in a string, they are doing it by accident
5757 * instead of really meaning to use ' as a quoting
5758 * character. Warn them so they don't lose it.
5761 *outErrorMsg = "Apostrophe not preceded by \\";
5770 tmp.append(String16(s, p-s));
5772 if (!preserveSpaces && (*p == '"' || *p == '\'')) {
5779 } else if (!preserveSpaces && isspace16(*p)) {
5780 // Space outside of a quote -- consume all spaces and
5781 // leave a single plain space char.
5782 tmp.append(String16(" "));
5784 while (p < (s+len) && isspace16(*p)) {
5787 } else if (*p == '\\') {
5792 tmp.append(String16("\t"));
5795 tmp.append(String16("\n"));
5798 tmp.append(String16("#"));
5801 tmp.append(String16("@"));
5804 tmp.append(String16("?"));
5807 tmp.append(String16("\""));
5810 tmp.append(String16("'"));
5813 tmp.append(String16("\\"));
5819 while (i < 4 && p[1] != 0) {
5823 if (*p >= '0' && *p <= '9') {
5825 } else if (*p >= 'a' && *p <= 'f') {
5827 } else if (*p >= 'A' && *p <= 'F') {
5831 *outErrorMsg = "Bad character in \\u unicode escape sequence";
5837 tmp.append(String16(&chr, 1));
5840 // ignore unknown escape chars.
5851 if (tmp.size() != 0) {
5853 tmp.append(String16(s, len));
5856 outString->append(tmp);
5858 outString->setTo(tmp);
5862 outString->append(String16(s, len));
5864 outString->setTo(s, len);
5871 size_t ResTable::getBasePackageCount() const
5873 if (mError != NO_ERROR) {
5876 return mPackageGroups.size();
5879 const String16 ResTable::getBasePackageName(size_t idx) const
5881 if (mError != NO_ERROR) {
5884 LOG_FATAL_IF(idx >= mPackageGroups.size(),
5885 "Requested package index %d past package count %d",
5886 (int)idx, (int)mPackageGroups.size());
5887 return mPackageGroups[idx]->name;
5890 uint32_t ResTable::getBasePackageId(size_t idx) const
5892 if (mError != NO_ERROR) {
5895 LOG_FATAL_IF(idx >= mPackageGroups.size(),
5896 "Requested package index %d past package count %d",
5897 (int)idx, (int)mPackageGroups.size());
5898 return mPackageGroups[idx]->id;
5901 uint32_t ResTable::getLastTypeIdForPackage(size_t idx) const
5903 if (mError != NO_ERROR) {
5906 LOG_FATAL_IF(idx >= mPackageGroups.size(),
5907 "Requested package index %d past package count %d",
5908 (int)idx, (int)mPackageGroups.size());
5909 const PackageGroup* const group = mPackageGroups[idx];
5910 return group->largestTypeId;
5913 size_t ResTable::getTableCount() const
5915 return mHeaders.size();
5918 const ResStringPool* ResTable::getTableStringBlock(size_t index) const
5920 return &mHeaders[index]->values;
5923 int32_t ResTable::getTableCookie(size_t index) const
5925 return mHeaders[index]->cookie;
5928 const DynamicRefTable* ResTable::getDynamicRefTableForCookie(int32_t cookie) const
5930 const size_t N = mPackageGroups.size();
5931 for (size_t i = 0; i < N; i++) {
5932 const PackageGroup* pg = mPackageGroups[i];
5933 size_t M = pg->packages.size();
5934 for (size_t j = 0; j < M; j++) {
5935 if (pg->packages[j]->header->cookie == cookie) {
5936 return &pg->dynamicRefTable;
5943 static bool compareResTableConfig(const ResTable_config& a, const ResTable_config& b) {
5944 return a.compare(b) < 0;
5947 template <typename Func>
5948 void ResTable::forEachConfiguration(bool ignoreMipmap, bool ignoreAndroidPackage,
5949 bool includeSystemConfigs, const Func& f) const {
5950 const size_t packageCount = mPackageGroups.size();
5951 const String16 android("android");
5952 for (size_t i = 0; i < packageCount; i++) {
5953 const PackageGroup* packageGroup = mPackageGroups[i];
5954 if (ignoreAndroidPackage && android == packageGroup->name) {
5957 if (!includeSystemConfigs && packageGroup->isSystemAsset) {
5960 const size_t typeCount = packageGroup->types.size();
5961 for (size_t j = 0; j < typeCount; j++) {
5962 const TypeList& typeList = packageGroup->types[j];
5963 const size_t numTypes = typeList.size();
5964 for (size_t k = 0; k < numTypes; k++) {
5965 const Type* type = typeList[k];
5966 const ResStringPool& typeStrings = type->package->typeStrings;
5967 if (ignoreMipmap && typeStrings.string8ObjectAt(
5968 type->typeSpec->id - 1) == "mipmap") {
5972 const size_t numConfigs = type->configs.size();
5973 for (size_t m = 0; m < numConfigs; m++) {
5974 const ResTable_type* config = type->configs[m];
5975 ResTable_config cfg;
5976 memset(&cfg, 0, sizeof(ResTable_config));
5977 cfg.copyFromDtoH(config->config);
5986 void ResTable::getConfigurations(Vector<ResTable_config>* configs, bool ignoreMipmap,
5987 bool ignoreAndroidPackage, bool includeSystemConfigs) const {
5988 auto func = [&](const ResTable_config& cfg) {
5989 const auto beginIter = configs->begin();
5990 const auto endIter = configs->end();
5992 auto iter = std::lower_bound(beginIter, endIter, cfg, compareResTableConfig);
5993 if (iter == endIter || iter->compare(cfg) != 0) {
5994 configs->insertAt(cfg, std::distance(beginIter, iter));
5997 forEachConfiguration(ignoreMipmap, ignoreAndroidPackage, includeSystemConfigs, func);
6000 static bool compareString8AndCString(const String8& str, const char* cStr) {
6001 return strcmp(str.string(), cStr) < 0;
6004 void ResTable::getLocales(Vector<String8>* locales, bool includeSystemLocales,
6005 bool mergeEquivalentLangs) const {
6006 char locale[RESTABLE_MAX_LOCALE_LEN];
6008 forEachConfiguration(false, false, includeSystemLocales, [&](const ResTable_config& cfg) {
6009 cfg.getBcp47Locale(locale, mergeEquivalentLangs /* canonicalize if merging */);
6011 const auto beginIter = locales->begin();
6012 const auto endIter = locales->end();
6014 auto iter = std::lower_bound(beginIter, endIter, locale, compareString8AndCString);
6015 if (iter == endIter || strcmp(iter->string(), locale) != 0) {
6016 locales->insertAt(String8(locale), std::distance(beginIter, iter));
6021 StringPoolRef::StringPoolRef(const ResStringPool* pool, uint32_t index)
6022 : mPool(pool), mIndex(index) {}
6024 StringPoolRef::StringPoolRef()
6025 : mPool(NULL), mIndex(0) {}
6027 const char* StringPoolRef::string8(size_t* outLen) const {
6028 if (mPool != NULL) {
6029 return mPool->string8At(mIndex, outLen);
6031 if (outLen != NULL) {
6037 const char16_t* StringPoolRef::string16(size_t* outLen) const {
6038 if (mPool != NULL) {
6039 return mPool->stringAt(mIndex, outLen);
6041 if (outLen != NULL) {
6047 bool ResTable::getResourceFlags(uint32_t resID, uint32_t* outFlags) const {
6048 if (mError != NO_ERROR) {
6052 const ssize_t p = getResourcePackageIndex(resID);
6053 const int t = Res_GETTYPE(resID);
6054 const int e = Res_GETENTRY(resID);
6057 if (Res_GETPACKAGE(resID)+1 == 0) {
6058 ALOGW("No package identifier when getting flags for resource number 0x%08x", resID);
6060 ALOGW("No known package when getting flags for resource number 0x%08x", resID);
6065 ALOGW("No type identifier when getting flags for resource number 0x%08x", resID);
6069 const PackageGroup* const grp = mPackageGroups[p];
6071 ALOGW("Bad identifier when getting flags for resource number 0x%08x", resID);
6076 status_t err = getEntry(grp, t, e, NULL, &entry);
6077 if (err != NO_ERROR) {
6081 *outFlags = entry.specFlags;
6085 static bool keyCompare(const ResTable_sparseTypeEntry& entry , uint16_t entryIdx) {
6086 return dtohs(entry.idx) < entryIdx;
6089 status_t ResTable::getEntry(
6090 const PackageGroup* packageGroup, int typeIndex, int entryIndex,
6091 const ResTable_config* config,
6092 Entry* outEntry) const
6094 const TypeList& typeList = packageGroup->types[typeIndex];
6095 if (typeList.isEmpty()) {
6096 ALOGV("Skipping entry type index 0x%02x because type is NULL!\n", typeIndex);
6100 const ResTable_type* bestType = NULL;
6101 uint32_t bestOffset = ResTable_type::NO_ENTRY;
6102 const Package* bestPackage = NULL;
6103 uint32_t specFlags = 0;
6104 uint8_t actualTypeIndex = typeIndex;
6105 ResTable_config bestConfig;
6106 memset(&bestConfig, 0, sizeof(bestConfig));
6108 // Iterate over the Types of each package.
6109 const size_t typeCount = typeList.size();
6110 for (size_t i = 0; i < typeCount; i++) {
6111 const Type* const typeSpec = typeList[i];
6113 int realEntryIndex = entryIndex;
6114 int realTypeIndex = typeIndex;
6115 bool currentTypeIsOverlay = false;
6117 // Runtime overlay packages provide a mapping of app resource
6118 // ID to package resource ID.
6119 if (typeSpec->idmapEntries.hasEntries()) {
6120 uint16_t overlayEntryIndex;
6121 if (typeSpec->idmapEntries.lookup(entryIndex, &overlayEntryIndex) != NO_ERROR) {
6122 // No such mapping exists
6125 realEntryIndex = overlayEntryIndex;
6126 realTypeIndex = typeSpec->idmapEntries.overlayTypeId() - 1;
6127 currentTypeIsOverlay = true;
6130 // Check that the entry idx is within range of the declared entry count (ResTable_typeSpec).
6131 // Particular types (ResTable_type) may be encoded with sparse entries, and so their
6132 // entryCount do not need to match.
6133 if (static_cast<size_t>(realEntryIndex) >= typeSpec->entryCount) {
6134 ALOGW("For resource 0x%08x, entry index(%d) is beyond type entryCount(%d)",
6135 Res_MAKEID(packageGroup->id - 1, typeIndex, entryIndex),
6136 entryIndex, static_cast<int>(typeSpec->entryCount));
6137 // We should normally abort here, but some legacy apps declare
6138 // resources in the 'android' package (old bug in AAPT).
6142 // Aggregate all the flags for each package that defines this entry.
6143 if (typeSpec->typeSpecFlags != NULL) {
6144 specFlags |= dtohl(typeSpec->typeSpecFlags[realEntryIndex]);
6149 const Vector<const ResTable_type*>* candidateConfigs = &typeSpec->configs;
6151 std::shared_ptr<Vector<const ResTable_type*>> filteredConfigs;
6152 if (config && memcmp(&mParams, config, sizeof(mParams)) == 0) {
6153 // Grab the lock first so we can safely get the current filtered list.
6154 AutoMutex _lock(mFilteredConfigLock);
6156 // This configuration is equal to the one we have previously cached for,
6157 // so use the filtered configs.
6159 const TypeCacheEntry& cacheEntry = packageGroup->typeCacheEntries[typeIndex];
6160 if (i < cacheEntry.filteredConfigs.size()) {
6161 if (cacheEntry.filteredConfigs[i]) {
6162 // Grab a reference to the shared_ptr so it doesn't get destroyed while
6163 // going through this list.
6164 filteredConfigs = cacheEntry.filteredConfigs[i];
6166 // Use this filtered list.
6167 candidateConfigs = filteredConfigs.get();
6172 const size_t numConfigs = candidateConfigs->size();
6173 for (size_t c = 0; c < numConfigs; c++) {
6174 const ResTable_type* const thisType = candidateConfigs->itemAt(c);
6175 if (thisType == NULL) {
6179 ResTable_config thisConfig;
6180 thisConfig.copyFromDtoH(thisType->config);
6182 // Check to make sure this one is valid for the current parameters.
6183 if (config != NULL && !thisConfig.match(*config)) {
6187 const uint32_t* const eindex = reinterpret_cast<const uint32_t*>(
6188 reinterpret_cast<const uint8_t*>(thisType) + dtohs(thisType->header.headerSize));
6190 uint32_t thisOffset;
6192 // Check if there is the desired entry in this type.
6193 if (thisType->flags & ResTable_type::FLAG_SPARSE) {
6194 // This is encoded as a sparse map, so perform a binary search.
6195 const ResTable_sparseTypeEntry* sparseIndices =
6196 reinterpret_cast<const ResTable_sparseTypeEntry*>(eindex);
6197 const ResTable_sparseTypeEntry* result = std::lower_bound(
6198 sparseIndices, sparseIndices + dtohl(thisType->entryCount), realEntryIndex,
6200 if (result == sparseIndices + dtohl(thisType->entryCount)
6201 || dtohs(result->idx) != realEntryIndex) {
6206 // Extract the offset from the entry. Each offset must be a multiple of 4
6207 // so we store it as the real offset divided by 4.
6208 thisOffset = dtohs(result->offset) * 4u;
6210 if (static_cast<uint32_t>(realEntryIndex) >= dtohl(thisType->entryCount)) {
6211 // Entry does not exist.
6215 thisOffset = dtohl(eindex[realEntryIndex]);
6218 if (thisOffset == ResTable_type::NO_ENTRY) {
6219 // There is no entry for this index and configuration.
6223 if (bestType != NULL) {
6224 // Check if this one is less specific than the last found. If so,
6225 // we will skip it. We check starting with things we most care
6226 // about to those we least care about.
6227 if (!thisConfig.isBetterThan(bestConfig, config)) {
6228 if (!currentTypeIsOverlay || thisConfig.compare(bestConfig) != 0) {
6234 bestType = thisType;
6235 bestOffset = thisOffset;
6236 bestConfig = thisConfig;
6237 bestPackage = typeSpec->package;
6238 actualTypeIndex = realTypeIndex;
6240 // If no config was specified, any type will do, so skip
6241 if (config == NULL) {
6247 if (bestType == NULL) {
6251 bestOffset += dtohl(bestType->entriesStart);
6253 if (bestOffset > (dtohl(bestType->header.size)-sizeof(ResTable_entry))) {
6254 ALOGW("ResTable_entry at 0x%x is beyond type chunk data 0x%x",
6255 bestOffset, dtohl(bestType->header.size));
6258 if ((bestOffset & 0x3) != 0) {
6259 ALOGW("ResTable_entry at 0x%x is not on an integer boundary", bestOffset);
6263 const ResTable_entry* const entry = reinterpret_cast<const ResTable_entry*>(
6264 reinterpret_cast<const uint8_t*>(bestType) + bestOffset);
6265 if (dtohs(entry->size) < sizeof(*entry)) {
6266 ALOGW("ResTable_entry size 0x%x is too small", dtohs(entry->size));
6270 if (outEntry != NULL) {
6271 outEntry->entry = entry;
6272 outEntry->config = bestConfig;
6273 outEntry->type = bestType;
6274 outEntry->specFlags = specFlags;
6275 outEntry->package = bestPackage;
6276 outEntry->typeStr = StringPoolRef(&bestPackage->typeStrings, actualTypeIndex - bestPackage->typeIdOffset);
6277 outEntry->keyStr = StringPoolRef(&bestPackage->keyStrings, dtohl(entry->key.index));
6282 status_t ResTable::parsePackage(const ResTable_package* const pkg,
6283 const Header* const header, bool appAsLib, bool isSystemAsset)
6285 const uint8_t* base = (const uint8_t*)pkg;
6286 status_t err = validate_chunk(&pkg->header, sizeof(*pkg) - sizeof(pkg->typeIdOffset),
6287 header->dataEnd, "ResTable_package");
6288 if (err != NO_ERROR) {
6289 return (mError=err);
6292 const uint32_t pkgSize = dtohl(pkg->header.size);
6294 if (dtohl(pkg->typeStrings) >= pkgSize) {
6295 ALOGW("ResTable_package type strings at 0x%x are past chunk size 0x%x.",
6296 dtohl(pkg->typeStrings), pkgSize);
6297 return (mError=BAD_TYPE);
6299 if ((dtohl(pkg->typeStrings)&0x3) != 0) {
6300 ALOGW("ResTable_package type strings at 0x%x is not on an integer boundary.",
6301 dtohl(pkg->typeStrings));
6302 return (mError=BAD_TYPE);
6304 if (dtohl(pkg->keyStrings) >= pkgSize) {
6305 ALOGW("ResTable_package key strings at 0x%x are past chunk size 0x%x.",
6306 dtohl(pkg->keyStrings), pkgSize);
6307 return (mError=BAD_TYPE);
6309 if ((dtohl(pkg->keyStrings)&0x3) != 0) {
6310 ALOGW("ResTable_package key strings at 0x%x is not on an integer boundary.",
6311 dtohl(pkg->keyStrings));
6312 return (mError=BAD_TYPE);
6315 uint32_t id = dtohl(pkg->id);
6316 KeyedVector<uint8_t, IdmapEntries> idmapEntries;
6318 if (header->resourceIDMap != NULL) {
6319 uint8_t targetPackageId = 0;
6320 status_t err = parseIdmap(header->resourceIDMap, header->resourceIDMapSize, &targetPackageId, &idmapEntries);
6321 if (err != NO_ERROR) {
6322 ALOGW("Overlay is broken");
6323 return (mError=err);
6325 id = targetPackageId;
6329 LOG_ALWAYS_FATAL("Package id out of range");
6331 } else if (id == 0 || (id == 0x7f && appAsLib) || isSystemAsset) {
6332 // This is a library or a system asset, so assign an ID
6333 id = mNextPackageId++;
6336 PackageGroup* group = NULL;
6337 Package* package = new Package(this, header, pkg);
6338 if (package == NULL) {
6339 return (mError=NO_MEMORY);
6342 err = package->typeStrings.setTo(base+dtohl(pkg->typeStrings),
6343 header->dataEnd-(base+dtohl(pkg->typeStrings)));
6344 if (err != NO_ERROR) {
6347 return (mError=err);
6350 err = package->keyStrings.setTo(base+dtohl(pkg->keyStrings),
6351 header->dataEnd-(base+dtohl(pkg->keyStrings)));
6352 if (err != NO_ERROR) {
6355 return (mError=err);
6358 size_t idx = mPackageMap[id];
6360 idx = mPackageGroups.size() + 1;
6362 char16_t tmpName[sizeof(pkg->name)/sizeof(pkg->name[0])];
6363 strcpy16_dtoh(tmpName, pkg->name, sizeof(pkg->name)/sizeof(pkg->name[0]));
6364 group = new PackageGroup(this, String16(tmpName), id, appAsLib, isSystemAsset);
6365 if (group == NULL) {
6367 return (mError=NO_MEMORY);
6370 err = mPackageGroups.add(group);
6371 if (err < NO_ERROR) {
6372 return (mError=err);
6375 mPackageMap[id] = static_cast<uint8_t>(idx);
6377 // Find all packages that reference this package
6378 size_t N = mPackageGroups.size();
6379 for (size_t i = 0; i < N; i++) {
6380 mPackageGroups[i]->dynamicRefTable.addMapping(
6381 group->name, static_cast<uint8_t>(group->id));
6384 group = mPackageGroups.itemAt(idx - 1);
6385 if (group == NULL) {
6386 return (mError=UNKNOWN_ERROR);
6390 err = group->packages.add(package);
6391 if (err < NO_ERROR) {
6392 return (mError=err);
6395 // Iterate through all chunks.
6396 const ResChunk_header* chunk =
6397 (const ResChunk_header*)(((const uint8_t*)pkg)
6398 + dtohs(pkg->header.headerSize));
6399 const uint8_t* endPos = ((const uint8_t*)pkg) + dtohs(pkg->header.size);
6400 while (((const uint8_t*)chunk) <= (endPos-sizeof(ResChunk_header)) &&
6401 ((const uint8_t*)chunk) <= (endPos-dtohl(chunk->size))) {
6402 if (kDebugTableNoisy) {
6403 ALOGV("PackageChunk: type=0x%x, headerSize=0x%x, size=0x%x, pos=%p\n",
6404 dtohs(chunk->type), dtohs(chunk->headerSize), dtohl(chunk->size),
6405 (void*)(((const uint8_t*)chunk) - ((const uint8_t*)header->header)));
6407 const size_t csize = dtohl(chunk->size);
6408 const uint16_t ctype = dtohs(chunk->type);
6409 if (ctype == RES_TABLE_TYPE_SPEC_TYPE) {
6410 const ResTable_typeSpec* typeSpec = (const ResTable_typeSpec*)(chunk);
6411 err = validate_chunk(&typeSpec->header, sizeof(*typeSpec),
6412 endPos, "ResTable_typeSpec");
6413 if (err != NO_ERROR) {
6414 return (mError=err);
6417 const size_t typeSpecSize = dtohl(typeSpec->header.size);
6418 const size_t newEntryCount = dtohl(typeSpec->entryCount);
6420 if (kDebugLoadTableNoisy) {
6421 ALOGI("TypeSpec off %p: type=0x%x, headerSize=0x%x, size=%p\n",
6422 (void*)(base-(const uint8_t*)chunk),
6423 dtohs(typeSpec->header.type),
6424 dtohs(typeSpec->header.headerSize),
6425 (void*)typeSpecSize);
6427 // look for block overrun or int overflow when multiplying by 4
6428 if ((dtohl(typeSpec->entryCount) > (INT32_MAX/sizeof(uint32_t))
6429 || dtohs(typeSpec->header.headerSize)+(sizeof(uint32_t)*newEntryCount)
6431 ALOGW("ResTable_typeSpec entry index to %p extends beyond chunk end %p.",
6432 (void*)(dtohs(typeSpec->header.headerSize) + (sizeof(uint32_t)*newEntryCount)),
6433 (void*)typeSpecSize);
6434 return (mError=BAD_TYPE);
6437 if (typeSpec->id == 0) {
6438 ALOGW("ResTable_type has an id of 0.");
6439 return (mError=BAD_TYPE);
6442 if (newEntryCount > 0) {
6443 bool addToType = true;
6444 uint8_t typeIndex = typeSpec->id - 1;
6445 ssize_t idmapIndex = idmapEntries.indexOfKey(typeSpec->id);
6446 if (idmapIndex >= 0) {
6447 typeIndex = idmapEntries[idmapIndex].targetTypeId() - 1;
6448 } else if (header->resourceIDMap != NULL) {
6449 // This is an overlay, but the types in this overlay are not
6450 // overlaying anything according to the idmap. We can skip these
6451 // as they will otherwise conflict with the other resources in the package
6452 // without a mapping.
6457 TypeList& typeList = group->types.editItemAt(typeIndex);
6458 if (!typeList.isEmpty()) {
6459 const Type* existingType = typeList[0];
6460 if (existingType->entryCount != newEntryCount && idmapIndex < 0) {
6461 ALOGW("ResTable_typeSpec entry count inconsistent: "
6462 "given %d, previously %d",
6463 (int) newEntryCount, (int) existingType->entryCount);
6464 // We should normally abort here, but some legacy apps declare
6465 // resources in the 'android' package (old bug in AAPT).
6469 Type* t = new Type(header, package, newEntryCount);
6470 t->typeSpec = typeSpec;
6471 t->typeSpecFlags = (const uint32_t*)(
6472 ((const uint8_t*)typeSpec) + dtohs(typeSpec->header.headerSize));
6473 if (idmapIndex >= 0) {
6474 t->idmapEntries = idmapEntries[idmapIndex];
6477 group->largestTypeId = max(group->largestTypeId, typeSpec->id);
6480 ALOGV("Skipping empty ResTable_typeSpec for type %d", typeSpec->id);
6483 } else if (ctype == RES_TABLE_TYPE_TYPE) {
6484 const ResTable_type* type = (const ResTable_type*)(chunk);
6485 err = validate_chunk(&type->header, sizeof(*type)-sizeof(ResTable_config)+4,
6486 endPos, "ResTable_type");
6487 if (err != NO_ERROR) {
6488 return (mError=err);
6491 const uint32_t typeSize = dtohl(type->header.size);
6492 const size_t newEntryCount = dtohl(type->entryCount);
6494 if (kDebugLoadTableNoisy) {
6495 printf("Type off %p: type=0x%x, headerSize=0x%x, size=%u\n",
6496 (void*)(base-(const uint8_t*)chunk),
6497 dtohs(type->header.type),
6498 dtohs(type->header.headerSize),
6501 if (dtohs(type->header.headerSize)+(sizeof(uint32_t)*newEntryCount) > typeSize) {
6502 ALOGW("ResTable_type entry index to %p extends beyond chunk end 0x%x.",
6503 (void*)(dtohs(type->header.headerSize) + (sizeof(uint32_t)*newEntryCount)),
6505 return (mError=BAD_TYPE);
6508 if (newEntryCount != 0
6509 && dtohl(type->entriesStart) > (typeSize-sizeof(ResTable_entry))) {
6510 ALOGW("ResTable_type entriesStart at 0x%x extends beyond chunk end 0x%x.",
6511 dtohl(type->entriesStart), typeSize);
6512 return (mError=BAD_TYPE);
6515 if (type->id == 0) {
6516 ALOGW("ResTable_type has an id of 0.");
6517 return (mError=BAD_TYPE);
6520 if (newEntryCount > 0) {
6521 bool addToType = true;
6522 uint8_t typeIndex = type->id - 1;
6523 ssize_t idmapIndex = idmapEntries.indexOfKey(type->id);
6524 if (idmapIndex >= 0) {
6525 typeIndex = idmapEntries[idmapIndex].targetTypeId() - 1;
6526 } else if (header->resourceIDMap != NULL) {
6527 // This is an overlay, but the types in this overlay are not
6528 // overlaying anything according to the idmap. We can skip these
6529 // as they will otherwise conflict with the other resources in the package
6530 // without a mapping.
6535 TypeList& typeList = group->types.editItemAt(typeIndex);
6536 if (typeList.isEmpty()) {
6537 ALOGE("No TypeSpec for type %d", type->id);
6538 return (mError=BAD_TYPE);
6541 Type* t = typeList.editItemAt(typeList.size() - 1);
6542 if (t->package != package) {
6543 ALOGE("No TypeSpec for type %d", type->id);
6544 return (mError=BAD_TYPE);
6547 t->configs.add(type);
6549 if (kDebugTableGetEntry) {
6550 ResTable_config thisConfig;
6551 thisConfig.copyFromDtoH(type->config);
6552 ALOGI("Adding config to type %d: %s\n", type->id,
6553 thisConfig.toString().string());
6557 ALOGV("Skipping empty ResTable_type for type %d", type->id);
6560 } else if (ctype == RES_TABLE_LIBRARY_TYPE) {
6561 if (group->dynamicRefTable.entries().size() == 0) {
6562 status_t err = group->dynamicRefTable.load((const ResTable_lib_header*) chunk);
6563 if (err != NO_ERROR) {
6564 return (mError=err);
6567 // Fill in the reference table with the entries we already know about.
6568 size_t N = mPackageGroups.size();
6569 for (size_t i = 0; i < N; i++) {
6570 group->dynamicRefTable.addMapping(mPackageGroups[i]->name, mPackageGroups[i]->id);
6573 ALOGW("Found multiple library tables, ignoring...");
6576 status_t err = validate_chunk(chunk, sizeof(ResChunk_header),
6577 endPos, "ResTable_package:unknown");
6578 if (err != NO_ERROR) {
6579 return (mError=err);
6582 chunk = (const ResChunk_header*)
6583 (((const uint8_t*)chunk) + csize);
6589 DynamicRefTable::DynamicRefTable() : DynamicRefTable(0, false) {}
6591 DynamicRefTable::DynamicRefTable(uint8_t packageId, bool appAsLib)
6592 : mAssignedPackageId(packageId)
6593 , mAppAsLib(appAsLib)
6595 memset(mLookupTable, 0, sizeof(mLookupTable));
6597 // Reserved package ids
6598 mLookupTable[APP_PACKAGE_ID] = APP_PACKAGE_ID;
6599 mLookupTable[SYS_PACKAGE_ID] = SYS_PACKAGE_ID;
6602 status_t DynamicRefTable::load(const ResTable_lib_header* const header)
6604 const uint32_t entryCount = dtohl(header->count);
6605 const uint32_t sizeOfEntries = sizeof(ResTable_lib_entry) * entryCount;
6606 const uint32_t expectedSize = dtohl(header->header.size) - dtohl(header->header.headerSize);
6607 if (sizeOfEntries > expectedSize) {
6608 ALOGE("ResTable_lib_header size %u is too small to fit %u entries (x %u).",
6609 expectedSize, entryCount, (uint32_t)sizeof(ResTable_lib_entry));
6610 return UNKNOWN_ERROR;
6613 const ResTable_lib_entry* entry = (const ResTable_lib_entry*)(((uint8_t*) header) +
6614 dtohl(header->header.headerSize));
6615 for (uint32_t entryIndex = 0; entryIndex < entryCount; entryIndex++) {
6616 uint32_t packageId = dtohl(entry->packageId);
6617 char16_t tmpName[sizeof(entry->packageName) / sizeof(char16_t)];
6618 strcpy16_dtoh(tmpName, entry->packageName, sizeof(entry->packageName) / sizeof(char16_t));
6619 if (kDebugLibNoisy) {
6620 ALOGV("Found lib entry %s with id %d\n", String8(tmpName).string(),
6621 dtohl(entry->packageId));
6623 if (packageId >= 256) {
6624 ALOGE("Bad package id 0x%08x", packageId);
6625 return UNKNOWN_ERROR;
6627 mEntries.replaceValueFor(String16(tmpName), (uint8_t) packageId);
6633 status_t DynamicRefTable::addMappings(const DynamicRefTable& other) {
6634 if (mAssignedPackageId != other.mAssignedPackageId) {
6635 return UNKNOWN_ERROR;
6638 const size_t entryCount = other.mEntries.size();
6639 for (size_t i = 0; i < entryCount; i++) {
6640 ssize_t index = mEntries.indexOfKey(other.mEntries.keyAt(i));
6642 mEntries.add(other.mEntries.keyAt(i), other.mEntries[i]);
6644 if (other.mEntries[i] != mEntries[index]) {
6645 return UNKNOWN_ERROR;
6650 // Merge the lookup table. No entry can conflict
6651 // (value of 0 means not set).
6652 for (size_t i = 0; i < 256; i++) {
6653 if (mLookupTable[i] != other.mLookupTable[i]) {
6654 if (mLookupTable[i] == 0) {
6655 mLookupTable[i] = other.mLookupTable[i];
6656 } else if (other.mLookupTable[i] != 0) {
6657 return UNKNOWN_ERROR;
6664 status_t DynamicRefTable::addMapping(const String16& packageName, uint8_t packageId)
6666 ssize_t index = mEntries.indexOfKey(packageName);
6668 return UNKNOWN_ERROR;
6670 mLookupTable[mEntries.valueAt(index)] = packageId;
6674 void DynamicRefTable::addMapping(uint8_t buildPackageId, uint8_t runtimePackageId) {
6675 mLookupTable[buildPackageId] = runtimePackageId;
6678 status_t DynamicRefTable::lookupResourceId(uint32_t* resId) const {
6679 uint32_t res = *resId;
6680 size_t packageId = Res_GETPACKAGE(res) + 1;
6682 if (packageId == APP_PACKAGE_ID && !mAppAsLib) {
6683 // No lookup needs to be done, app package IDs are absolute.
6687 if (packageId == 0 || (packageId == APP_PACKAGE_ID && mAppAsLib)) {
6688 // The package ID is 0x00. That means that a shared library is accessing
6689 // its own local resource.
6690 // Or if app resource is loaded as shared library, the resource which has
6691 // app package Id is local resources.
6692 // so we fix up those resources with the calling package ID.
6693 *resId = (0xFFFFFF & (*resId)) | (((uint32_t) mAssignedPackageId) << 24);
6697 // Do a proper lookup.
6698 uint8_t translatedId = mLookupTable[packageId];
6699 if (translatedId == 0) {
6700 ALOGW("DynamicRefTable(0x%02x): No mapping for build-time package ID 0x%02x.",
6701 (uint8_t)mAssignedPackageId, (uint8_t)packageId);
6702 for (size_t i = 0; i < 256; i++) {
6703 if (mLookupTable[i] != 0) {
6704 ALOGW("e[0x%02x] -> 0x%02x", (uint8_t)i, mLookupTable[i]);
6707 return UNKNOWN_ERROR;
6710 *resId = (res & 0x00ffffff) | (((uint32_t) translatedId) << 24);
6714 status_t DynamicRefTable::lookupResourceValue(Res_value* value) const {
6715 uint8_t resolvedType = Res_value::TYPE_REFERENCE;
6716 switch (value->dataType) {
6717 case Res_value::TYPE_ATTRIBUTE:
6718 resolvedType = Res_value::TYPE_ATTRIBUTE;
6720 case Res_value::TYPE_REFERENCE:
6725 // If the package is loaded as shared library, the resource reference
6726 // also need to be fixed.
6728 case Res_value::TYPE_DYNAMIC_ATTRIBUTE:
6729 resolvedType = Res_value::TYPE_ATTRIBUTE;
6731 case Res_value::TYPE_DYNAMIC_REFERENCE:
6737 status_t err = lookupResourceId(&value->data);
6738 if (err != NO_ERROR) {
6742 value->dataType = resolvedType;
6746 struct IdmapTypeMap {
6747 ssize_t overlayTypeId;
6749 Vector<uint32_t> entryMap;
6752 status_t ResTable::createIdmap(const ResTable& overlay,
6753 uint32_t targetCrc, uint32_t overlayCrc,
6754 const char* targetPath, const char* overlayPath,
6755 void** outData, size_t* outSize) const
6757 // see README for details on the format of map
6758 if (mPackageGroups.size() == 0) {
6759 ALOGW("idmap: target package has no package groups, cannot create idmap\n");
6760 return UNKNOWN_ERROR;
6763 if (mPackageGroups[0]->packages.size() == 0) {
6764 ALOGW("idmap: target package has no packages in its first package group, "
6765 "cannot create idmap\n");
6766 return UNKNOWN_ERROR;
6769 KeyedVector<uint8_t, IdmapTypeMap> map;
6771 // overlaid packages are assumed to contain only one package group
6772 const PackageGroup* pg = mPackageGroups[0];
6774 // starting size is header
6775 *outSize = ResTable::IDMAP_HEADER_SIZE_BYTES;
6777 // target package id and number of types in map
6778 *outSize += 2 * sizeof(uint16_t);
6780 // overlay packages are assumed to contain only one package group
6781 const ResTable_package* overlayPackageStruct = overlay.mPackageGroups[0]->packages[0]->package;
6782 char16_t tmpName[sizeof(overlayPackageStruct->name)/sizeof(overlayPackageStruct->name[0])];
6783 strcpy16_dtoh(tmpName, overlayPackageStruct->name, sizeof(overlayPackageStruct->name)/sizeof(overlayPackageStruct->name[0]));
6784 const String16 overlayPackage(tmpName);
6786 for (size_t typeIndex = 0; typeIndex < pg->types.size(); ++typeIndex) {
6787 const TypeList& typeList = pg->types[typeIndex];
6788 if (typeList.isEmpty()) {
6792 const Type* typeConfigs = typeList[0];
6794 IdmapTypeMap typeMap;
6795 typeMap.overlayTypeId = -1;
6796 typeMap.entryOffset = 0;
6798 for (size_t entryIndex = 0; entryIndex < typeConfigs->entryCount; ++entryIndex) {
6799 uint32_t resID = Res_MAKEID(pg->id - 1, typeIndex, entryIndex);
6800 resource_name resName;
6801 if (!this->getResourceName(resID, false, &resName)) {
6802 if (typeMap.entryMap.isEmpty()) {
6803 typeMap.entryOffset++;
6808 const String16 overlayType(resName.type, resName.typeLen);
6809 const String16 overlayName(resName.name, resName.nameLen);
6810 uint32_t overlayResID = overlay.identifierForName(overlayName.string(),
6812 overlayType.string(),
6814 overlayPackage.string(),
6815 overlayPackage.size());
6816 if (overlayResID == 0) {
6817 if (typeMap.entryMap.isEmpty()) {
6818 typeMap.entryOffset++;
6823 if (typeMap.overlayTypeId == -1) {
6824 typeMap.overlayTypeId = Res_GETTYPE(overlayResID) + 1;
6827 if (Res_GETTYPE(overlayResID) + 1 != static_cast<size_t>(typeMap.overlayTypeId)) {
6828 ALOGE("idmap: can't mix type ids in entry map. Resource 0x%08x maps to 0x%08x"
6829 " but entries should map to resources of type %02zx",
6830 resID, overlayResID, typeMap.overlayTypeId);
6834 if (typeMap.entryOffset + typeMap.entryMap.size() < entryIndex) {
6835 // pad with 0xffffffff's (indicating non-existing entries) before adding this entry
6836 size_t index = typeMap.entryMap.size();
6837 size_t numItems = entryIndex - (typeMap.entryOffset + index);
6838 if (typeMap.entryMap.insertAt(0xffffffff, index, numItems) < 0) {
6842 typeMap.entryMap.add(Res_GETENTRY(overlayResID));
6845 if (!typeMap.entryMap.isEmpty()) {
6846 if (map.add(static_cast<uint8_t>(typeIndex), typeMap) < 0) {
6849 *outSize += (4 * sizeof(uint16_t)) + (typeMap.entryMap.size() * sizeof(uint32_t));
6853 if (map.isEmpty()) {
6854 ALOGW("idmap: no resources in overlay package present in base package");
6855 return UNKNOWN_ERROR;
6858 if ((*outData = malloc(*outSize)) == NULL) {
6862 uint32_t* data = (uint32_t*)*outData;
6863 *data++ = htodl(IDMAP_MAGIC);
6864 *data++ = htodl(IDMAP_CURRENT_VERSION);
6865 *data++ = htodl(targetCrc);
6866 *data++ = htodl(overlayCrc);
6867 const char* paths[] = { targetPath, overlayPath };
6868 for (int j = 0; j < 2; ++j) {
6869 char* p = (char*)data;
6870 const char* path = paths[j];
6871 const size_t I = strlen(path);
6873 ALOGV("path exceeds expected 255 characters: %s\n", path);
6874 return UNKNOWN_ERROR;
6876 for (size_t i = 0; i < 256; ++i) {
6877 *p++ = i < I ? path[i] : '\0';
6879 data += 256 / sizeof(uint32_t);
6881 const size_t mapSize = map.size();
6882 uint16_t* typeData = reinterpret_cast<uint16_t*>(data);
6883 *typeData++ = htods(pg->id);
6884 *typeData++ = htods(mapSize);
6885 for (size_t i = 0; i < mapSize; ++i) {
6886 uint8_t targetTypeId = map.keyAt(i);
6887 const IdmapTypeMap& typeMap = map[i];
6888 *typeData++ = htods(targetTypeId + 1);
6889 *typeData++ = htods(typeMap.overlayTypeId);
6890 *typeData++ = htods(typeMap.entryMap.size());
6891 *typeData++ = htods(typeMap.entryOffset);
6893 const size_t entryCount = typeMap.entryMap.size();
6894 uint32_t* entries = reinterpret_cast<uint32_t*>(typeData);
6895 for (size_t j = 0; j < entryCount; j++) {
6896 entries[j] = htodl(typeMap.entryMap[j]);
6898 typeData += entryCount * 2;
6904 bool ResTable::getIdmapInfo(const void* idmap, size_t sizeBytes,
6906 uint32_t* pTargetCrc, uint32_t* pOverlayCrc,
6907 String8* pTargetPath, String8* pOverlayPath)
6909 const uint32_t* map = (const uint32_t*)idmap;
6910 if (!assertIdmapHeader(map, sizeBytes)) {
6914 *pVersion = dtohl(map[1]);
6917 *pTargetCrc = dtohl(map[2]);
6920 *pOverlayCrc = dtohl(map[3]);
6923 pTargetPath->setTo(reinterpret_cast<const char*>(map + 4));
6926 pOverlayPath->setTo(reinterpret_cast<const char*>(map + 4 + 256 / sizeof(uint32_t)));
6932 #define CHAR16_TO_CSTR(c16, len) (String8(String16(c16,len)).string())
6934 #define CHAR16_ARRAY_EQ(constant, var, len) \
6935 (((len) == (sizeof(constant)/sizeof((constant)[0]))) && (0 == memcmp((var), (constant), (len))))
6937 static void print_complex(uint32_t complex, bool isFraction)
6939 const float MANTISSA_MULT =
6940 1.0f / (1<<Res_value::COMPLEX_MANTISSA_SHIFT);
6941 const float RADIX_MULTS[] = {
6942 1.0f*MANTISSA_MULT, 1.0f/(1<<7)*MANTISSA_MULT,
6943 1.0f/(1<<15)*MANTISSA_MULT, 1.0f/(1<<23)*MANTISSA_MULT
6946 float value = (complex&(Res_value::COMPLEX_MANTISSA_MASK
6947 <<Res_value::COMPLEX_MANTISSA_SHIFT))
6948 * RADIX_MULTS[(complex>>Res_value::COMPLEX_RADIX_SHIFT)
6949 & Res_value::COMPLEX_RADIX_MASK];
6950 printf("%f", value);
6953 switch ((complex>>Res_value::COMPLEX_UNIT_SHIFT)&Res_value::COMPLEX_UNIT_MASK) {
6954 case Res_value::COMPLEX_UNIT_PX: printf("px"); break;
6955 case Res_value::COMPLEX_UNIT_DIP: printf("dp"); break;
6956 case Res_value::COMPLEX_UNIT_SP: printf("sp"); break;
6957 case Res_value::COMPLEX_UNIT_PT: printf("pt"); break;
6958 case Res_value::COMPLEX_UNIT_IN: printf("in"); break;
6959 case Res_value::COMPLEX_UNIT_MM: printf("mm"); break;
6960 default: printf(" (unknown unit)"); break;
6963 switch ((complex>>Res_value::COMPLEX_UNIT_SHIFT)&Res_value::COMPLEX_UNIT_MASK) {
6964 case Res_value::COMPLEX_UNIT_FRACTION: printf("%%"); break;
6965 case Res_value::COMPLEX_UNIT_FRACTION_PARENT: printf("%%p"); break;
6966 default: printf(" (unknown unit)"); break;
6971 // Normalize a string for output
6972 String8 ResTable::normalizeForOutput( const char *input )
6978 while (*input != '\0') {
6980 // All interesting characters are in the ASCII zone, so we are making our own lives
6981 // easier by scanning the string one byte at a time.
7003 void ResTable::print_value(const Package* pkg, const Res_value& value) const
7005 if (value.dataType == Res_value::TYPE_NULL) {
7006 if (value.data == Res_value::DATA_NULL_UNDEFINED) {
7008 } else if (value.data == Res_value::DATA_NULL_EMPTY) {
7009 printf("(null empty)\n");
7011 // This should never happen.
7012 printf("(null) 0x%08x\n", value.data);
7014 } else if (value.dataType == Res_value::TYPE_REFERENCE) {
7015 printf("(reference) 0x%08x\n", value.data);
7016 } else if (value.dataType == Res_value::TYPE_DYNAMIC_REFERENCE) {
7017 printf("(dynamic reference) 0x%08x\n", value.data);
7018 } else if (value.dataType == Res_value::TYPE_ATTRIBUTE) {
7019 printf("(attribute) 0x%08x\n", value.data);
7020 } else if (value.dataType == Res_value::TYPE_DYNAMIC_ATTRIBUTE) {
7021 printf("(dynamic attribute) 0x%08x\n", value.data);
7022 } else if (value.dataType == Res_value::TYPE_STRING) {
7024 const char* str8 = pkg->header->values.string8At(
7027 printf("(string8) \"%s\"\n", normalizeForOutput(str8).string());
7029 const char16_t* str16 = pkg->header->values.stringAt(
7031 if (str16 != NULL) {
7032 printf("(string16) \"%s\"\n",
7033 normalizeForOutput(String8(str16, len).string()).string());
7035 printf("(string) null\n");
7038 } else if (value.dataType == Res_value::TYPE_FLOAT) {
7039 printf("(float) %g\n", *(const float*)&value.data);
7040 } else if (value.dataType == Res_value::TYPE_DIMENSION) {
7041 printf("(dimension) ");
7042 print_complex(value.data, false);
7044 } else if (value.dataType == Res_value::TYPE_FRACTION) {
7045 printf("(fraction) ");
7046 print_complex(value.data, true);
7048 } else if (value.dataType >= Res_value::TYPE_FIRST_COLOR_INT
7049 || value.dataType <= Res_value::TYPE_LAST_COLOR_INT) {
7050 printf("(color) #%08x\n", value.data);
7051 } else if (value.dataType == Res_value::TYPE_INT_BOOLEAN) {
7052 printf("(boolean) %s\n", value.data ? "true" : "false");
7053 } else if (value.dataType >= Res_value::TYPE_FIRST_INT
7054 || value.dataType <= Res_value::TYPE_LAST_INT) {
7055 printf("(int) 0x%08x or %d\n", value.data, value.data);
7057 printf("(unknown type) t=0x%02x d=0x%08x (s=0x%04x r=0x%02x)\n",
7058 (int)value.dataType, (int)value.data,
7059 (int)value.size, (int)value.res0);
7063 void ResTable::print(bool inclValues) const
7066 printf("mError=0x%x (%s)\n", mError, strerror(mError));
7068 size_t pgCount = mPackageGroups.size();
7069 printf("Package Groups (%d)\n", (int)pgCount);
7070 for (size_t pgIndex=0; pgIndex<pgCount; pgIndex++) {
7071 const PackageGroup* pg = mPackageGroups[pgIndex];
7072 printf("Package Group %d id=0x%02x packageCount=%d name=%s\n",
7073 (int)pgIndex, pg->id, (int)pg->packages.size(),
7074 String8(pg->name).string());
7076 const KeyedVector<String16, uint8_t>& refEntries = pg->dynamicRefTable.entries();
7077 const size_t refEntryCount = refEntries.size();
7078 if (refEntryCount > 0) {
7079 printf(" DynamicRefTable entryCount=%d:\n", (int) refEntryCount);
7080 for (size_t refIndex = 0; refIndex < refEntryCount; refIndex++) {
7081 printf(" 0x%02x -> %s\n",
7082 refEntries.valueAt(refIndex),
7083 String8(refEntries.keyAt(refIndex)).string());
7088 int packageId = pg->id;
7089 size_t pkgCount = pg->packages.size();
7090 for (size_t pkgIndex=0; pkgIndex<pkgCount; pkgIndex++) {
7091 const Package* pkg = pg->packages[pkgIndex];
7092 // Use a package's real ID, since the ID may have been assigned
7093 // if this package is a shared library.
7094 packageId = pkg->package->id;
7095 char16_t tmpName[sizeof(pkg->package->name)/sizeof(pkg->package->name[0])];
7096 strcpy16_dtoh(tmpName, pkg->package->name, sizeof(pkg->package->name)/sizeof(pkg->package->name[0]));
7097 printf(" Package %d id=0x%02x name=%s\n", (int)pkgIndex,
7098 pkg->package->id, String8(tmpName).string());
7101 for (size_t typeIndex=0; typeIndex < pg->types.size(); typeIndex++) {
7102 const TypeList& typeList = pg->types[typeIndex];
7103 if (typeList.isEmpty()) {
7106 const Type* typeConfigs = typeList[0];
7107 const size_t NTC = typeConfigs->configs.size();
7108 printf(" type %d configCount=%d entryCount=%d\n",
7109 (int)typeIndex, (int)NTC, (int)typeConfigs->entryCount);
7110 if (typeConfigs->typeSpecFlags != NULL) {
7111 for (size_t entryIndex=0; entryIndex<typeConfigs->entryCount; entryIndex++) {
7112 uint32_t resID = (0xff000000 & ((packageId)<<24))
7113 | (0x00ff0000 & ((typeIndex+1)<<16))
7114 | (0x0000ffff & (entryIndex));
7115 // Since we are creating resID without actually
7116 // iterating over them, we have no idea which is a
7117 // dynamic reference. We must check.
7118 if (packageId == 0) {
7119 pg->dynamicRefTable.lookupResourceId(&resID);
7122 resource_name resName;
7123 if (this->getResourceName(resID, true, &resName)) {
7126 if (resName.type8 != NULL) {
7127 type8 = String8(resName.type8, resName.typeLen);
7129 type8 = String8(resName.type, resName.typeLen);
7131 if (resName.name8 != NULL) {
7132 name8 = String8(resName.name8, resName.nameLen);
7134 name8 = String8(resName.name, resName.nameLen);
7136 printf(" spec resource 0x%08x %s:%s/%s: flags=0x%08x\n",
7138 CHAR16_TO_CSTR(resName.package, resName.packageLen),
7139 type8.string(), name8.string(),
7140 dtohl(typeConfigs->typeSpecFlags[entryIndex]));
7142 printf(" INVALID TYPE CONFIG FOR RESOURCE 0x%08x\n", resID);
7146 for (size_t configIndex=0; configIndex<NTC; configIndex++) {
7147 const ResTable_type* type = typeConfigs->configs[configIndex];
7148 if ((((uint64_t)type)&0x3) != 0) {
7149 printf(" NON-INTEGER ResTable_type ADDRESS: %p\n", type);
7153 // Always copy the config, as fields get added and we need to
7154 // set the defaults.
7155 ResTable_config thisConfig;
7156 thisConfig.copyFromDtoH(type->config);
7158 String8 configStr = thisConfig.toString();
7159 printf(" config %s", configStr.size() > 0
7160 ? configStr.string() : "(default)");
7161 if (type->flags != 0u) {
7162 printf(" flags=0x%02x", type->flags);
7163 if (type->flags & ResTable_type::FLAG_SPARSE) {
7164 printf(" [sparse]");
7170 size_t entryCount = dtohl(type->entryCount);
7171 uint32_t entriesStart = dtohl(type->entriesStart);
7172 if ((entriesStart&0x3) != 0) {
7173 printf(" NON-INTEGER ResTable_type entriesStart OFFSET: 0x%x\n", entriesStart);
7176 uint32_t typeSize = dtohl(type->header.size);
7177 if ((typeSize&0x3) != 0) {
7178 printf(" NON-INTEGER ResTable_type header.size: 0x%x\n", typeSize);
7182 const uint32_t* const eindex = (const uint32_t*)
7183 (((const uint8_t*)type) + dtohs(type->header.headerSize));
7184 for (size_t entryIndex=0; entryIndex<entryCount; entryIndex++) {
7186 uint32_t thisOffset;
7187 if (type->flags & ResTable_type::FLAG_SPARSE) {
7188 const ResTable_sparseTypeEntry* entry =
7189 reinterpret_cast<const ResTable_sparseTypeEntry*>(
7190 eindex + entryIndex);
7191 entryId = dtohs(entry->idx);
7192 // Offsets are encoded as divided by 4.
7193 thisOffset = static_cast<uint32_t>(dtohs(entry->offset)) * 4u;
7195 entryId = entryIndex;
7196 thisOffset = dtohl(eindex[entryIndex]);
7197 if (thisOffset == ResTable_type::NO_ENTRY) {
7202 uint32_t resID = (0xff000000 & ((packageId)<<24))
7203 | (0x00ff0000 & ((typeIndex+1)<<16))
7204 | (0x0000ffff & (entryId));
7205 if (packageId == 0) {
7206 pg->dynamicRefTable.lookupResourceId(&resID);
7208 resource_name resName;
7209 if (this->getResourceName(resID, true, &resName)) {
7212 if (resName.type8 != NULL) {
7213 type8 = String8(resName.type8, resName.typeLen);
7215 type8 = String8(resName.type, resName.typeLen);
7217 if (resName.name8 != NULL) {
7218 name8 = String8(resName.name8, resName.nameLen);
7220 name8 = String8(resName.name, resName.nameLen);
7222 printf(" resource 0x%08x %s:%s/%s: ", resID,
7223 CHAR16_TO_CSTR(resName.package, resName.packageLen),
7224 type8.string(), name8.string());
7226 printf(" INVALID RESOURCE 0x%08x: ", resID);
7228 if ((thisOffset&0x3) != 0) {
7229 printf("NON-INTEGER OFFSET: 0x%x\n", thisOffset);
7232 if ((thisOffset+sizeof(ResTable_entry)) > typeSize) {
7233 printf("OFFSET OUT OF BOUNDS: 0x%x+0x%x (size is 0x%x)\n",
7234 entriesStart, thisOffset, typeSize);
7238 const ResTable_entry* ent = (const ResTable_entry*)
7239 (((const uint8_t*)type) + entriesStart + thisOffset);
7240 if (((entriesStart + thisOffset)&0x3) != 0) {
7241 printf("NON-INTEGER ResTable_entry OFFSET: 0x%x\n",
7242 (entriesStart + thisOffset));
7246 uintptr_t esize = dtohs(ent->size);
7247 if ((esize&0x3) != 0) {
7248 printf("NON-INTEGER ResTable_entry SIZE: %p\n", (void *)esize);
7251 if ((thisOffset+esize) > typeSize) {
7252 printf("ResTable_entry OUT OF BOUNDS: 0x%x+0x%x+%p (size is 0x%x)\n",
7253 entriesStart, thisOffset, (void *)esize, typeSize);
7257 const Res_value* valuePtr = NULL;
7258 const ResTable_map_entry* bagPtr = NULL;
7260 if ((dtohs(ent->flags)&ResTable_entry::FLAG_COMPLEX) != 0) {
7262 bagPtr = (const ResTable_map_entry*)ent;
7264 valuePtr = (const Res_value*)
7265 (((const uint8_t*)ent) + esize);
7266 value.copyFrom_dtoh(*valuePtr);
7267 printf("t=0x%02x d=0x%08x (s=0x%04x r=0x%02x)",
7268 (int)value.dataType, (int)value.data,
7269 (int)value.size, (int)value.res0);
7272 if ((dtohs(ent->flags)&ResTable_entry::FLAG_PUBLIC) != 0) {
7273 printf(" (PUBLIC)");
7278 if (valuePtr != NULL) {
7280 print_value(typeConfigs->package, value);
7281 } else if (bagPtr != NULL) {
7282 const int N = dtohl(bagPtr->count);
7283 const uint8_t* baseMapPtr = (const uint8_t*)ent;
7284 size_t mapOffset = esize;
7285 const ResTable_map* mapPtr = (ResTable_map*)(baseMapPtr+mapOffset);
7286 const uint32_t parent = dtohl(bagPtr->parent.ident);
7287 uint32_t resolvedParent = parent;
7288 if (Res_GETPACKAGE(resolvedParent) + 1 == 0) {
7289 status_t err = pg->dynamicRefTable.lookupResourceId(&resolvedParent);
7290 if (err != NO_ERROR) {
7294 printf(" Parent=0x%08x(Resolved=0x%08x), Count=%d\n",
7295 parent, resolvedParent, N);
7296 for (int i=0; i<N && mapOffset < (typeSize-sizeof(ResTable_map)); i++) {
7297 printf(" #%i (Key=0x%08x): ",
7298 i, dtohl(mapPtr->name.ident));
7299 value.copyFrom_dtoh(mapPtr->value);
7300 print_value(typeConfigs->package, value);
7301 const size_t size = dtohs(mapPtr->value.size);
7302 mapOffset += size + sizeof(*mapPtr)-sizeof(mapPtr->value);
7303 mapPtr = (ResTable_map*)(baseMapPtr+mapOffset);
7313 } // namespace android