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 and PLATFORM are defined in config.h by configure script */
  11 #define LHA_VERSION "LHa for UNIX version " VERSION " (" PLATFORM ")"
  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
 100 #define SJC_FIRST_P(c)                  \
 101   (((unsigned char)(c) >= 0x80) &&      \
 102    (((unsigned char)(c) < 0xa0) ||      \
 103     ((unsigned char)(c) >= 0xe0) &&     \
 104     ((unsigned char)(c) < 0xfd)))
 105 #define SJC_SECOND_P(c)                 \
 106   (((unsigned char)(c) >= 0x40) &&      \
 107    ((unsigned char)(c) < 0xfd) &&       \
 108    ((unsigned char)(c) != 0x7f))
 109
 110 #define X0201_KANA_P(c)\
 111         (0xa0 < (unsigned char)(c) && (unsigned char)(c) < 0xe0)
 112
 113 #define NONE 0
 114 #define CODE_EUC 1
 115 #define CODE_SJIS 2
 116 #define TO_LOWER 1
 117 #define TO_UPPER 2
 118
 119 #ifdef MULTIBYTE_FILENAME
 120 #define MULTIBYTE_FIRST_P       SJC_FIRST_P
 121 #define MULTIBYTE_SECOND_P      SJC_SECOND_P
 122 #endif                          /* MULTIBYTE_FILENAME */
 123
 124 /* ------------------------------------------------------------------------ */
 125 /*      LHa File Definitions                                                                                                    */
 126 /* ------------------------------------------------------------------------ */
 127 #ifdef S_IFLNK
 128 #define GETSTAT lstat
 129 #else
 130 #define GETSTAT stat
 131 #endif
 132
 133 #ifdef LHA_MAIN_SRC
 134 #define EXTERN
 135 #else
 136 #define EXTERN                          extern
 137 #endif  /* LHA_MAIN_SRC */
 138
 139 #define LZHUFF0_METHOD                  "-lh0-"
 140 #define LZHUFF1_METHOD                  "-lh1-"
 141 #define LZHUFF2_METHOD                  "-lh2-"
 142 #define LZHUFF3_METHOD                  "-lh3-"
 143 #define LZHUFF4_METHOD                  "-lh4-"
 144 #define LZHUFF5_METHOD                  "-lh5-"
 145 #define LZHUFF6_METHOD                  "-lh6-"
 146 #define LZHUFF7_METHOD                  "-lh7-"
 147 #define LARC_METHOD                             "-lzs-"
 148 #define LARC5_METHOD                    "-lz5-"
 149 #define LARC4_METHOD                    "-lz4-"
 150 #define LZHDIRS_METHOD                  "-lhd-"
 151
 152 #define METHOD_TYPE_STRAGE              5
 153
 154 /* Added N.Watazaki ..V */
 155 #define LZHUFF0_METHOD_NUM              0
 156 #define LZHUFF1_METHOD_NUM              1
 157 #define LZHUFF2_METHOD_NUM              2
 158 #define LZHUFF3_METHOD_NUM              3
 159 #define LZHUFF4_METHOD_NUM              4
 160 #define LZHUFF5_METHOD_NUM              5
 161 #define LZHUFF6_METHOD_NUM              6
 162 #define LZHUFF7_METHOD_NUM              7
 163 #define LARC_METHOD_NUM                 8
 164 #define LARC5_METHOD_NUM                9
 165 #define LARC4_METHOD_NUM                10
 166 #define LZHDIRS_METHOD_NUM              11
 167 /* Added N.Watazaki ..^ */
 168
 169 #define I_HEADER_SIZE                   0
 170 #define I_HEADER_CHECKSUM               1
 171 #define I_METHOD                                2
 172 #define I_PACKED_SIZE                   7
 173 #define I_ORIGINAL_SIZE                 11
 174 #define I_LAST_MODIFIED_STAMP   15
 175 #define I_ATTRIBUTE                             19
 176 #define I_HEADER_LEVEL                  20
 177 #define I_NAME_LENGTH                   21
 178 #define I_NAME                                  22
 179
 180 #define I_CRC                                           22      /* + name_length */
 181 #define I_EXTEND_TYPE                           24      /* + name_length */
 182 #define I_MINOR_VERSION                         25      /* + name_length */
 183 #define I_UNIX_LAST_MODIFIED_STAMP      26      /* + name_length */
 184 #define I_UNIX_MODE                                     30      /* + name_length */
 185 #define I_UNIX_UID                                      32      /* + name_length */
 186 #define I_UNIX_GID                                      34      /* + name_length */
 187 #define I_UNIX_EXTEND_BOTTOM            36      /* + name_length */
 188
 189 #define I_GENERIC_HEADER_BOTTOM         I_EXTEND_TYPE
 190
 191 #define EXTEND_GENERIC                  0
 192 #define EXTEND_UNIX                             'U'
 193 #define EXTEND_MSDOS                    'M'
 194 #define EXTEND_MACOS                    'm'
 195 #define EXTEND_OS9                              '9'
 196 #define EXTEND_OS2                              '2'
 197 #define EXTEND_OS68K                    'K' /* Enea Data Systems real-time OS (?) */
 198 #define EXTEND_OS386                    '3'     /* OS-9000??? */
 199 #define EXTEND_HUMAN                    'H'
 200 #define EXTEND_CPM                              'C'
 201 #define EXTEND_FLEX                             'F'
 202 #define EXTEND_RUNSER                   'R'
 203
 204 /* this OS type is not official */
 205
 206 #define EXTEND_TOWNSOS                  'T'
 207 #define EXTEND_XOSK                             'X' /* OS-9 for X68000 (?) */
 208
 209 /*---------------------------------------------------------------------------*/
 210
 211 #define GENERIC_ATTRIBUTE                               0x20
 212 #define GENERIC_DIRECTORY_ATTRIBUTE             0x10
 213 #define HEADER_LEVEL0                                   0x00
 214 #define HEADER_LEVEL1                                   0x01
 215 #define HEADER_LEVEL2                                   0x02
 216
 217 #define CURRENT_UNIX_MINOR_VERSION              0x00
 218
 219 #define DELIM           ('/')
 220 #define DELIM2          (0xff)
 221 #define DELIMSTR        "/"
 222
 223 #define OSK_RW_RW_RW                    0000033
 224 #define OSK_FILE_REGULAR                0000000
 225 #define OSK_DIRECTORY_PERM              0000200
 226 #define OSK_SHARED_PERM                 0000100
 227 #define OSK_OTHER_EXEC_PERM             0000040
 228 #define OSK_OTHER_WRITE_PERM    0000020
 229 #define OSK_OTHER_READ_PERM             0000010
 230 #define OSK_OWNER_EXEC_PERM             0000004
 231 #define OSK_OWNER_WRITE_PERM    0000002
 232 #define OSK_OWNER_READ_PERM             0000001
 233
 234 #define UNIX_FILE_TYPEMASK              0170000
 235 #define UNIX_FILE_REGULAR               0100000
 236 #define UNIX_FILE_DIRECTORY             0040000
 237 #define UNIX_FILE_SYMLINK               0120000
 238 #define UNIX_SETUID                             0004000
 239 #define UNIX_SETGID                             0002000
 240 #define UNIX_STICKYBIT                  0001000
 241 #define UNIX_OWNER_READ_PERM    0000400
 242 #define UNIX_OWNER_WRITE_PERM   0000200
 243 #define UNIX_OWNER_EXEC_PERM    0000100
 244 #define UNIX_GROUP_READ_PERM    0000040
 245 #define UNIX_GROUP_WRITE_PERM   0000020
 246 #define UNIX_GROUP_EXEC_PERM    0000010
 247 #define UNIX_OTHER_READ_PERM    0000004
 248 #define UNIX_OTHER_WRITE_PERM   0000002
 249 #define UNIX_OTHER_EXEC_PERM    0000001
 250 #define UNIX_RW_RW_RW                   0000666
 251
 252 #define LZHEADER_STRAGE                 4096
 253
 254 #define MAX_INDICATOR_COUNT             64
 255
 256 typedef short                                   node;
 257
 258 /* ------------------------------------------------------------------------ */
 259 /*      Slide relation                                                                                                                  */
 260 /* ------------------------------------------------------------------------ */
 261 #if HAVE_LIMITS_H
 262
 263 #include <limits.h>
 264
 265 #else
 266
 267 #ifndef CHAR_BIT
 268 #define CHAR_BIT  8
 269 #endif
 270
 271 #ifndef UCHAR_MAX
 272 #define UCHAR_MAX                               ((1<<(sizeof(unsigned char)*8))-1)
 273 #endif
 274
 275 #ifndef USHRT_MAX
 276 #define USHRT_MAX                               ((1<<(sizeof(unsigned short)*8))-1)
 277 #endif
 278
 279 #ifndef SHRT_MAX
 280 #define SHRT_MAX                                ((1<<(sizeof(short)*8-1))-1)
 281 #endif
 282
 283 #ifndef SHRT_MIN
 284 #define SHRT_MIN                                (SHRT_MAX-USHRT_MAX)
 285 #endif
 286
 287 #ifndef ULONG_MAX
 288 #define ULONG_MAX       ((1<<(sizeof(unsigned long)*8))-1)
 289 #endif
 290
 291 #ifndef LONG_MAX
 292 #define LONG_MAX        ((1<<(sizeof(long)*8-1))-1)
 293 #endif
 294
 295 #ifndef LONG_MIN
 296 #define LONG_MIN        (LONG_MAX-ULONG_MAX)
 297 #endif
 298
 299 #endif
 300
 301 /* ------------------------------------------------------------------------ */
 302 /*      FILE Attribute                                                                                                                  */
 303 /* ------------------------------------------------------------------------ */
 304 #define is_directory(statp)             (((statp)->st_mode & S_IFMT) == S_IFDIR)
 305 #define is_symlink(statp)               (((statp)->st_mode & S_IFMT) == S_IFLNK)
 306 #define is_regularfile(statp)   (((statp)->st_mode & S_IFMT) == S_IFREG)
 307
 308 #if 1 /* assume that fopen() will accepts "b" as binary mode on all system. */
 309 #define WRITE_BINARY    "wb"
 310 #define READ_BINARY             "rb"
 311 #else
 312 #define WRITE_BINARY    "w"
 313 #define READ_BINARY             "r"
 314 #endif
 315
 316 /* ------------------------------------------------------------------------ */
 317 /*      Memory and String function                                                                                              */
 318 /* ------------------------------------------------------------------------ */
 319 #if STDC_HEADERS
 320 # include <string.h>
 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 #else
 325 # ifndef HAVE_STRCHR
 326 #  define strchr index
 327 #  define strrchr rindex
 328 # endif
 329 char *strchr (), *strrchr ();
 330 # ifdef HAVE_MEMCPY
 331 #  define bcmp(a,b,n)   memcmp((a),(b),(n))
 332 #  define bzero(d,n)    memset((d),0,(n))
 333 #  define bcopy(s,d,n)  memmove((d),(s),(n))
 334 # endif
 335 #endif
 336
 337 #if HAVE_STRCASECMP
 338 #define strucmp(p,q)    strcasecmp((p),(q))
 339 #endif
 340
 341 /* ------------------------------------------------------------------------ */
 342 /* Individual macro define                                                                                                      */
 343 /* ------------------------------------------------------------------------ */
 344
 345 /* from crcio.c */
 346 #define CRCPOLY                 0xA001          /* CRC-16 */
 347 #define UPDATE_CRC(c)   crc = crctable[(crc ^ (c)) & 0xFF] ^ (crc >> CHAR_BIT)
 348
 349 /* dhuf.c */
 350 #define N_CHAR      (256 + 60 - THRESHOLD + 1)
 351 #define TREESIZE_C  (N_CHAR * 2)
 352 #define TREESIZE_P  (128 * 2)
 353 #define TREESIZE    (TREESIZE_C + TREESIZE_P)
 354 #define ROOT_C      0
 355 #define ROOT_P      TREESIZE_C
 356
 357 /* header.c */
 358 #define setup_get(PTR)  (get_ptr = (PTR))
 359 #define get_byte()              (*get_ptr++ & 0xff)
 360 #define put_ptr                 get_ptr
 361 #define setup_put(PTR)  (put_ptr = (PTR))
 362 #define put_byte(c)             (*put_ptr++ = (char)(c))
 363
 364 /* huf.c */
 365 #define NP                      (MAX_DICBIT + 1)
 366 #define NT                      (USHRT_BIT + 3)
 367 #if 0
 368 #define PBIT            4               /* smallest integer such that (1 << PBIT) > * NP */
 369 #define TBIT            5               /* smallest integer such that (1 << TBIT) > * NT */
 370 #endif
 371
 372 #define PBIT            5               /* smallest integer such that (1 << PBIT) > * NP */
 373 #define TBIT            5               /* smallest integer such that (1 << TBIT) > * NT */
 374
 375 #define NC                      (UCHAR_MAX + MAXMATCH + 2 - THRESHOLD)
 376
 377 /*              #if NT > NP #define NPT NT #else #define NPT NP #endif  */
 378 #define NPT                     0x80
 379
 380 /* larc.c */
 381 #define MAGIC0          18
 382 #define MAGIC5          19
 383
 384 /* lharc.c */
 385 #define CMD_UNKNOWN     0
 386 #define CMD_EXTRACT     1
 387 #define CMD_ADD         2
 388 #define CMD_LIST        3
 389 #define CMD_DELETE      4
 390
 391 #define STREQU(a,b)     (((a)[0] == (b)[0]) ? (strcmp ((a),(b)) == 0) : FALSE)
 392
 393 /* shuf.c */
 394 #define N1                      286                             /* alphabet size */
 395 #define N2                      (2 * N1 - 1)    /* # of nodes in Huffman tree */
 396 #define EXTRABITS       8                               /* >= log2(F-THRESHOLD+258-N1) */
 397 #define BUFBITS         16                              /* >= log2(MAXBUF) */
 398 #define LENFIELD        4                               /* bit size of length field for tree output */
 399 #define LH3_DICBIT                      13
 400
 401 /* util.c */
 402 #define BUFFERSIZE      2048
 403 #define MAXSFXCODE      1024*64
 404
 405 #ifndef NULL
 406 #define NULL            (char *)0
 407 #endif
 408
 409 /* slide.c */
 410 /*
 411 #define PERCOLATE  1
 412 #define NIL        0
 413 #define HASH(p, c) ((p) + ((c) << hash1) + hash2)
 414 */
 415
 416 /* slide.c */
 417 #ifdef SUPPORT_LH7
 418 #define MAX_DICBIT                      16      /* lh7 use 16bits */
 419 #endif
 420
 421 #ifndef SUPPORT_LH7
 422 #define MAX_DICBIT                      15      /* lh6 use 15bits */
 423 #endif
 424
 425 #define MAX_DICSIZ                      (1 << MAX_DICBIT)
 426 #define MATCHBIT                        8       /* bits for MAXMATCH - THRESHOLD */
 427 #define MAXMATCH                        256     /* formerly F (not more than UCHAR_MAX + 1) */
 428 #define THRESHOLD                       3       /* choose optimal value */
 429
 430 /* from huf.c */
 431
 432 /* alphabet = {0, 1, 2, ..., NC - 1} */
 433 #define CBIT                            9       /* $\lfloor \log_2 NC \rfloor + 1$ */
 434 #define USHRT_BIT                       16      /* (CHAR_BIT * sizeof(ushort)) */
 435
 436 /* Local Variables: */
 437 /* mode:c */
 438 /* tab-width:4 */
 439 /* End: */
 440 /* vi: set tabstop=4: */