src/lha_macro.h

   1 /* ------------------------------------------------------------------------ */
   2 /* LHa for UNIX    Archiver Driver      macro define                                                    */
   3 /*                                                                                                                                                      */
   4 /*              Modified                        Nobutaka Watazaki                                                       */
   5 /*                                                                                                                                                      */
   6 /*      Ver. 1.14       Soruce All chagned                              1995.01.14      N.Watazaki              */
   7 /*      Ver. 1.14g      modified                                                2000.05.06      T.OKAMOTO               */
   8 /* ------------------------------------------------------------------------ */
   9
  10 /* macro VERSION is defined in config.h by configure script */
  11 #define LHA_VERSION "lha for unix version " VERSION
  12
  13 /* Most of System V, define TM_IN_SYS_TIME */
  14 #if     TM_IN_SYS_TIME
  15 #include <sys/time.h>
  16 #else
  17 #include <time.h>
  18 #endif  /* TM_IN_SYS_TIME */
  19
  20 /* ------------------------------------------------------------------------ */
  21 /*      Directory Access Stuff                                                                                                  */
  22 /* ------------------------------------------------------------------------ */
  23 #ifndef NODIRECTORY
  24 #if HAVE_DIRENT_H
  25 # include <dirent.h>
  26 # define NAMLEN(dirent) strlen((dirent)->d_name)
  27 #else
  28 # define dirent direct
  29 # define NAMLEN(dirent) (dirent)->d_namlen
  30 # if HAVE_SYS_NDIR_H
  31 #  include <sys/ndir.h>
  32 # endif
  33 # if HAVE_SYS_DIR_H
  34 #  include <sys/dir.h>
  35 # endif
  36 # if HAVE_NDIR_H
  37 #  include <ndir.h>
  38 # endif
  39 # ifdef NONSYSTEM_DIR_LIBRARY                   /* no use ?? */
  40 #  include "lhdir.h"
  41 # endif
  42 #endif
  43
  44 #define DIRENTRY        struct dirent
  45
  46 #endif  /* NODIRECTORY */
  47
  48 /* ------------------------------------------------------------------------ */
  49 /*      Other Define                                                                                                                    */
  50 /* ------------------------------------------------------------------------ */
  51 /* Not support 'void' */
  52 #ifdef NOVOID
  53 #define void
  54 #endif
  55
  56 #ifndef SEEK_SET
  57 #define SEEK_SET                0
  58 #define SEEK_CUR                1
  59 #define SEEK_END                2
  60 #endif  /* SEEK_SET
  61
  62
  63 /* non-integral functions */
  64 extern struct tm *localtime();
  65 extern char    *getenv();
  66
  67 extern char    *xmalloc();
  68 extern char    *xrealloc();
  69 extern char    *xstrdup();
  70
  71 /* external variables */
  72 extern int      errno;
  73
  74 #define FALSE                   0
  75 #define TRUE                    1
  76 typedef int                             boolean;
  77
  78 /* used by qsort() for alphabetic-sort */
  79 #define STRING_COMPARE(a,b)             strcmp((a),(b))
  80
  81 #define FILENAME_LENGTH 1024
  82
  83 #if defined __MINGW32__
  84 # define getuid()       0
  85 # define chown(file, uid, gid)  0
  86 # define kill(pid, sig)         0
  87 #endif
  88
  89 /* ------------------------------------------------------------------------ */
  90 /* YOUR CUSTOMIZIES                                                                                                                     */
  91 /* ------------------------------------------------------------------------ */
  92
  93 #ifndef ARCHIVENAME_EXTENTION
  94 #define ARCHIVENAME_EXTENTION   ".lzh"
  95 #endif
  96 #ifndef BACKUPNAME_EXTENTION
  97 #define BACKUPNAME_EXTENTION    ".bak"
  98 #endif
  99 #ifndef TMP_FILENAME_TEMPLATE
 100 #define TMP_FILENAME_TEMPLATE   "/tmp/lhXXXXXX"
 101 #endif
 102
 103 #define SJC_FIRST_P(c)                  \
 104   (((unsigned char)(c) >= 0x80) &&      \
 105    (((unsigned char)(c) < 0xa0) ||      \
 106     ((unsigned char)(c) >= 0xe0) &&     \
 107     ((unsigned char)(c) < 0xfd)))
 108 #define SJC_SECOND_P(c)                 \
 109   (((unsigned char)(c) >= 0x40) &&      \
 110    ((unsigned char)(c) < 0xfd) &&       \
 111    ((unsigned char)(c) != 0x7f))
 112
 113 #define X0201_KANA_P(c)\
 114         (0xa0 < (unsigned char)(c) && (unsigned char)(c) < 0xe0)
 115
 116 #define NONE 0
 117 #define CODE_EUC 1
 118 #define CODE_SJIS 2
 119 #define TO_LOWER 1
 120 #define TO_UPPER 2
 121
 122 #ifdef MULTIBYTE_CHAR
 123 #define MULTIBYTE_FIRST_P       SJC_FIRST_P
 124 #define MULTIBYTE_SECOND_P      SJC_SECOND_P
 125 #endif                          /* MULTIBYTE_CHAR */
 126
 127 /* ------------------------------------------------------------------------ */
 128 /*      LHa File Definitions                                                                                                    */
 129 /* ------------------------------------------------------------------------ */
 130 #ifdef S_IFLNK
 131 #define GETSTAT lstat
 132 #else
 133 #define GETSTAT stat
 134 #endif
 135
 136 #ifdef LHA_MAIN_SRC
 137 #define EXTERN
 138 #else
 139 #define EXTERN                          extern
 140 #endif  /* LHA_MAIN_SRC */
 141
 142 #define LZHUFF0_METHOD                  "-lh0-"
 143 #define LZHUFF1_METHOD                  "-lh1-"
 144 #define LZHUFF2_METHOD                  "-lh2-"
 145 #define LZHUFF3_METHOD                  "-lh3-"
 146 #define LZHUFF4_METHOD                  "-lh4-"
 147 #define LZHUFF5_METHOD                  "-lh5-"
 148 #define LZHUFF6_METHOD                  "-lh6-"
 149 #define LZHUFF7_METHOD                  "-lh7-"
 150 #define LARC_METHOD                             "-lzs-"
 151 #define LARC5_METHOD                    "-lz5-"
 152 #define LARC4_METHOD                    "-lz4-"
 153 #define LZHDIRS_METHOD                  "-lhd-"
 154
 155 #define METHOD_TYPE_STRAGE              5
 156
 157 /* Added N.Watazaki ..V */
 158 #define LZHUFF0_METHOD_NUM              0
 159 #define LZHUFF1_METHOD_NUM              1
 160 #define LZHUFF2_METHOD_NUM              2
 161 #define LZHUFF3_METHOD_NUM              3
 162 #define LZHUFF4_METHOD_NUM              4
 163 #define LZHUFF5_METHOD_NUM              5
 164 #define LZHUFF6_METHOD_NUM              6
 165 #define LZHUFF7_METHOD_NUM              7
 166 #define LARC_METHOD_NUM                 8
 167 #define LARC5_METHOD_NUM                9
 168 #define LARC4_METHOD_NUM                10
 169 #define LZHDIRS_METHOD_NUM              11
 170 /* Added N.Watazaki ..^ */
 171
 172 #define I_HEADER_SIZE                   0
 173 #define I_HEADER_CHECKSUM               1
 174 #define I_METHOD                                2
 175 #define I_PACKED_SIZE                   7
 176 #define I_ORIGINAL_SIZE                 11
 177 #define I_LAST_MODIFIED_STAMP   15
 178 #define I_ATTRIBUTE                             19
 179 #define I_HEADER_LEVEL                  20
 180 #define I_NAME_LENGTH                   21
 181 #define I_NAME                                  22
 182
 183 #define I_CRC                                           22      /* + name_length */
 184 #define I_EXTEND_TYPE                           24      /* + name_length */
 185 #define I_MINOR_VERSION                         25      /* + name_length */
 186 #define I_UNIX_LAST_MODIFIED_STAMP      26      /* + name_length */
 187 #define I_UNIX_MODE                                     30      /* + name_length */
 188 #define I_UNIX_UID                                      32      /* + name_length */
 189 #define I_UNIX_GID                                      34      /* + name_length */
 190 #define I_UNIX_EXTEND_BOTTOM            36      /* + name_length */
 191
 192 #define I_GENERIC_HEADER_BOTTOM         I_EXTEND_TYPE
 193
 194 #define EXTEND_GENERIC                  0
 195 #define EXTEND_UNIX                             'U'
 196 #define EXTEND_MSDOS                    'M'
 197 #define EXTEND_MACOS                    'm'
 198 #define EXTEND_OS9                              '9'
 199 #define EXTEND_OS2                              '2'
 200 #define EXTEND_OS68K                    'K'
 201 #define EXTEND_OS386                    '3'     /* OS-9000??? */
 202 #define EXTEND_HUMAN                    'H'
 203 #define EXTEND_CPM                              'C'
 204 #define EXTEND_FLEX                             'F'
 205 #define EXTEND_RUNSER                   'R'
 206
 207 /* this OS type is not official */
 208
 209 #define EXTEND_TOWNSOS                  'T'
 210 #define EXTEND_XOSK                             'X'
 211
 212 /*---------------------------------------------------------------------------*/
 213
 214 #define GENERIC_ATTRIBUTE                               0x20
 215 #define GENERIC_DIRECTORY_ATTRIBUTE             0x10
 216 #define HEADER_LEVEL0                                   0x00
 217 #define HEADER_LEVEL1                                   0x01
 218 #define HEADER_LEVEL2                                   0x02
 219
 220 #define CURRENT_UNIX_MINOR_VERSION              0x00
 221
 222 #define DELIM           ('/')
 223 #define DELIM2          (0xff)
 224 #define DELIMSTR        "/"
 225
 226 #define OSK_RW_RW_RW                    0000033
 227 #define OSK_FILE_REGULAR                0000000
 228 #define OSK_DIRECTORY_PERM              0000200
 229 #define OSK_SHARED_PERM                 0000100
 230 #define OSK_OTHER_EXEC_PERM             0000040
 231 #define OSK_OTHER_WRITE_PERM    0000020
 232 #define OSK_OTHER_READ_PERM             0000010
 233 #define OSK_OWNER_EXEC_PERM             0000004
 234 #define OSK_OWNER_WRITE_PERM    0000002
 235 #define OSK_OWNER_READ_PERM             0000001
 236
 237 #define UNIX_FILE_TYPEMASK              0170000
 238 #define UNIX_FILE_REGULAR               0100000
 239 #define UNIX_FILE_DIRECTORY             0040000
 240 #define UNIX_FILE_SYMLINK               0120000
 241 #define UNIX_SETUID                             0004000
 242 #define UNIX_SETGID                             0002000
 243 #define UNIX_STYCKYBIT                  0001000
 244 #define UNIX_OWNER_READ_PERM    0000400
 245 #define UNIX_OWNER_WRITE_PERM   0000200
 246 #define UNIX_OWNER_EXEC_PERM    0000100
 247 #define UNIX_GROUP_READ_PERM    0000040
 248 #define UNIX_GROUP_WRITE_PERM   0000020
 249 #define UNIX_GROUP_EXEC_PERM    0000010
 250 #define UNIX_OTHER_READ_PERM    0000004
 251 #define UNIX_OTHER_WRITE_PERM   0000002
 252 #define UNIX_OTHER_EXEC_PERM    0000001
 253 #define UNIX_RW_RW_RW                   0000666
 254
 255 #define LZHEADER_STRAGE                 4096
 256
 257 #define MAX_INDICATOR_COUNT             64
 258
 259 typedef short                                   node;
 260
 261 /* ------------------------------------------------------------------------ */
 262 /*      Slide relation                                                                                                                  */
 263 /* ------------------------------------------------------------------------ */
 264 #if HAVE_LIMITS_H
 265
 266 #include <limits.h>
 267
 268 #else
 269
 270 #ifndef CHAR_BIT
 271 #define CHAR_BIT  8
 272 #endif
 273
 274 #ifndef UCHAR_MAX
 275 #define UCHAR_MAX                               ((1<<(sizeof(unsigned char)*8))-1)
 276 #endif
 277
 278 #ifndef USHRT_MAX
 279 #define USHRT_MAX                               ((1<<(sizeof(unsigned short)*8))-1)
 280 #endif
 281
 282 #ifndef SHRT_MAX
 283 #define SHRT_MAX                                ((1<<(sizeof(short)*8-1))-1)
 284 #endif
 285
 286 #ifndef SHRT_MIN
 287 #define SHRT_MIN                                (SHRT_MAX-USHRT_MAX)
 288 #endif
 289
 290 #ifndef ULONG_MAX
 291 #define ULONG_MAX       ((1<<(sizeof(unsigned long)*8))-1)
 292 #endif
 293
 294 #ifndef LONG_MAX
 295 #define LONG_MAX        ((1<<(sizeof(long)*8-1))-1)
 296 #endif
 297
 298 #ifndef LONG_MIN
 299 #define LONG_MIN        (LONG_MAX-ULONG_MAX)
 300 #endif
 301
 302 #endif
 303
 304 /* ------------------------------------------------------------------------ */
 305 /*      FILE Attribute                                                                                                                  */
 306 /* ------------------------------------------------------------------------ */
 307 #define is_directory(statp)             (((statp)->st_mode & S_IFMT) == S_IFDIR)
 308 #define is_symlink(statp)               (((statp)->st_mode & S_IFMT) == S_IFLNK)
 309 #define is_regularfile(statp)   (((statp)->st_mode & S_IFMT) == S_IFREG)
 310
 311 #if 1 /* assume that fopen() will accepts "b" as binary mode on all system. */
 312 #define WRITE_BINARY    "wb"
 313 #define READ_BINARY             "rb"
 314 #else
 315 #define WRITE_BINARY    "w"
 316 #define READ_BINARY             "r"
 317 #endif
 318
 319 /* ------------------------------------------------------------------------ */
 320 /*      Memory and String function                                                                                              */
 321 /* ------------------------------------------------------------------------ */
 322 #if STDC_HEADERS
 323 # include <string.h>
 324 # define bcmp(a,b,n)    memcmp((a),(b),(n))
 325 # define bzero(d,n)     memset((d),0,(n))
 326 # define bcopy(s,d,n)   memmove((d),(s),(n))
 327 #else
 328 # ifndef HAVE_STRCHR
 329 #  define strchr index
 330 #  define strrchr rindex
 331 # endif
 332 char *strchr (), *strrchr ();
 333 # ifdef HAVE_MEMCPY
 334 #  define bcmp(a,b,n)   memcmp((a),(b),(n))
 335 #  define bzero(d,n)    memset((d),0,(n))
 336 #  define bcopy(s,d,n)  memmove((d),(s),(n))
 337 # endif
 338 #endif
 339
 340 #if HAVE_STRCASECMP
 341 #define strucmp(p,q)    strcasecmp((p),(q))
 342 #endif
 343
 344 /* ------------------------------------------------------------------------ */
 345 /* Individual macro define                                                                                                      */
 346 /* ------------------------------------------------------------------------ */
 347
 348 /* from crcio.c */
 349 #define CRCPOLY                 0xA001          /* CRC-16 */
 350 #define UPDATE_CRC(c)   crc = crctable[(crc ^ (c)) & 0xFF] ^ (crc >> CHAR_BIT)
 351
 352 /* dhuf.c */
 353 #define N_CHAR      (256 + 60 - THRESHOLD + 1)
 354 #define TREESIZE_C  (N_CHAR * 2)
 355 #define TREESIZE_P  (128 * 2)
 356 #define TREESIZE    (TREESIZE_C + TREESIZE_P)
 357 #define ROOT_C      0
 358 #define ROOT_P      TREESIZE_C
 359
 360 /* header.c */
 361 #define setup_get(PTR)  (get_ptr = (PTR))
 362 #define get_byte()              (*get_ptr++ & 0xff)
 363 #define put_ptr                 get_ptr
 364 #define setup_put(PTR)  (put_ptr = (PTR))
 365 #define put_byte(c)             (*put_ptr++ = (char)(c))
 366
 367 /* huf.c */
 368 #define NP                      (MAX_DICBIT + 1)
 369 #define NT                      (USHRT_BIT + 3)
 370 #if 0
 371 #define PBIT            4               /* smallest integer such that (1 << PBIT) > * NP */
 372 #define TBIT            5               /* smallest integer such that (1 << TBIT) > * NT */
 373 #endif
 374
 375 #define PBIT            5               /* smallest integer such that (1 << PBIT) > * NP */
 376 #define TBIT            5               /* smallest integer such that (1 << TBIT) > * NT */
 377
 378 #define NC                      (UCHAR_MAX + MAXMATCH + 2 - THRESHOLD)
 379
 380 /*              #if NT > NP #define NPT NT #else #define NPT NP #endif  */
 381 #define NPT                     0x80
 382
 383 /* larc.c */
 384 #define MAGIC0          18
 385 #define MAGIC5          19
 386
 387 /* lharc.c */
 388 #define CMD_UNKNOWN     0
 389 #define CMD_EXTRACT     1
 390 #define CMD_ADD         2
 391 #define CMD_LIST        3
 392 #define CMD_DELETE      4
 393
 394 #define STREQU(a,b)     (((a)[0] == (b)[0]) ? (strcmp ((a),(b)) == 0) : FALSE)
 395
 396 /* shuf.c */
 397 #define N1                      286                             /* alphabet size */
 398 #define N2                      (2 * N1 - 1)    /* # of nodes in Huffman tree */
 399 #define EXTRABITS       8                               /* >= log2(F-THRESHOLD+258-N1) */
 400 #define BUFBITS         16                              /* >= log2(MAXBUF) */
 401 #define LENFIELD        4                               /* bit size of length field for tree output */
 402
 403 /* util.c */
 404 #define BUFFERSIZE      2048
 405 #define MAXSFXCODE      1024*64
 406
 407 #ifndef NULL
 408 #define NULL            (char *)0
 409 #endif
 410
 411 /* slide.c */
 412 /*
 413 #define PERCOLATE  1
 414 #define NIL        0
 415 #define HASH(p, c) ((p) + ((c) << hash1) + hash2)
 416 */
 417
 418 /* slide.c */
 419 #ifdef SUPPORT_LH7
 420 #define MAX_DICBIT                      16      /* lh7 use 16bits */
 421 #endif
 422
 423 #ifndef SUPPORT_LH7
 424 #define MAX_DICBIT                      15      /* lh6 use 15bits */
 425 #endif
 426
 427 #define MAX_DICSIZ                      (1 << MAX_DICBIT)
 428 #define MATCHBIT                        8       /* bits for MAXMATCH - THRESHOLD */
 429 #define MAXMATCH                        256     /* formerly F (not more than UCHAR_MAX + 1) */
 430 #define THRESHOLD                       3       /* choose optimal value */
 431
 432 /* from huf.c */
 433
 434 /* alphabet = {0, 1, 2, ..., NC - 1} */
 435 #define CBIT                            9       /* $\lfloor \log_2 NC \rfloor + 1$ */
 436 #define USHRT_BIT                       16      /* (CHAR_BIT * sizeof(ushort)) */
 437
 438 /* Local Variables: */
 439 /* mode:c */
 440 /* tab-width:4 */
 441 /* End: */