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