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 #define FALSE                   0
  14 #define TRUE                    1
  15
  16 #define FILENAME_LENGTH 1024
  17
  18 #if defined __MINGW32__
  19 # define getuid()       0
  20 # define chown(file, uid, gid)  0
  21 # define kill(pid, sig)         0
  22 #endif
  23
  24 /* ------------------------------------------------------------------------ */
  25 /* YOUR CUSTOMIZIES                                                                                                                     */
  26 /* ------------------------------------------------------------------------ */
  27
  28 #ifndef ARCHIVENAME_EXTENTION
  29 #define ARCHIVENAME_EXTENTION   ".lzh"
  30 #endif
  31 #ifndef BACKUPNAME_EXTENTION
  32 #define BACKUPNAME_EXTENTION    ".bak"
  33 #endif
  34
  35 #define SJC_FIRST_P(c)                  \
  36   (((unsigned char)(c) >= 0x80) &&      \
  37    (((unsigned char)(c) < 0xa0) ||      \
  38     ((unsigned char)(c) >= 0xe0) &&     \
  39     ((unsigned char)(c) < 0xfd)))
  40 #define SJC_SECOND_P(c)                 \
  41   (((unsigned char)(c) >= 0x40) &&      \
  42    ((unsigned char)(c) < 0xfd) &&       \
  43    ((unsigned char)(c) != 0x7f))
  44
  45 #define X0201_KANA_P(c)\
  46         (0xa0 < (unsigned char)(c) && (unsigned char)(c) < 0xe0)
  47
  48 /* for filename conversion */
  49 #define NONE 0
  50 #define CODE_EUC 1
  51 #define CODE_SJIS 2
  52 #define CODE_UTF8 3
  53 #define TO_LOWER 1
  54 #define TO_UPPER 2
  55
  56 #ifdef MULTIBYTE_FILENAME
  57 #define MULTIBYTE_FIRST_P       SJC_FIRST_P
  58 #define MULTIBYTE_SECOND_P      SJC_SECOND_P
  59 #endif                          /* MULTIBYTE_FILENAME */
  60
  61 /* ------------------------------------------------------------------------ */
  62 /*      LHa File Definitions                                                                                                    */
  63 /* ------------------------------------------------------------------------ */
  64 #ifdef S_IFLNK
  65 #define GETSTAT lstat
  66 #else
  67 #define GETSTAT stat
  68 #endif
  69
  70 #ifdef LHA_MAIN_SRC
  71 #define EXTERN
  72 #else
  73 #define EXTERN                          extern
  74 #endif  /* LHA_MAIN_SRC */
  75
  76 #define LZHUFF0_METHOD                  "-lh0-"
  77 #define LZHUFF1_METHOD                  "-lh1-"
  78 #define LZHUFF2_METHOD                  "-lh2-"
  79 #define LZHUFF3_METHOD                  "-lh3-"
  80 #define LZHUFF4_METHOD                  "-lh4-"
  81 #define LZHUFF5_METHOD                  "-lh5-"
  82 #define LZHUFF6_METHOD                  "-lh6-"
  83 #define LZHUFF7_METHOD                  "-lh7-"
  84 #define LARC_METHOD                             "-lzs-"
  85 #define LARC5_METHOD                    "-lz5-"
  86 #define LARC4_METHOD                    "-lz4-"
  87 #define LZHDIRS_METHOD                  "-lhd-"
  88
  89 #define METHOD_TYPE_STRAGE              5
  90
  91 /* Added N.Watazaki ..V */
  92 #define LZHUFF0_METHOD_NUM              0
  93 #define LZHUFF1_METHOD_NUM              1
  94 #define LZHUFF2_METHOD_NUM              2
  95 #define LZHUFF3_METHOD_NUM              3
  96 #define LZHUFF4_METHOD_NUM              4
  97 #define LZHUFF5_METHOD_NUM              5
  98 #define LZHUFF6_METHOD_NUM              6
  99 #define LZHUFF7_METHOD_NUM              7
 100 #define LARC_METHOD_NUM                 8
 101 #define LARC5_METHOD_NUM                9
 102 #define LARC4_METHOD_NUM                10
 103 #define LZHDIRS_METHOD_NUM              11
 104 /* Added N.Watazaki ..^ */
 105
 106 #define I_HEADER_SIZE                   0
 107 #define I_HEADER_CHECKSUM               1
 108 #define I_METHOD                                2
 109 #define I_PACKED_SIZE                   7
 110 #define I_ORIGINAL_SIZE                 11
 111 #define I_LAST_MODIFIED_STAMP   15
 112 #define I_ATTRIBUTE                             19
 113 #define I_HEADER_LEVEL                  20
 114 #define I_NAME_LENGTH                   21
 115 #define I_NAME                                  22
 116
 117 #define I_CRC                                           22      /* + name_length */
 118 #define I_EXTEND_TYPE                           24      /* + name_length */
 119 #define I_MINOR_VERSION                         25      /* + name_length */
 120 #define I_UNIX_LAST_MODIFIED_STAMP      26      /* + name_length */
 121 #define I_UNIX_MODE                                     30      /* + name_length */
 122 #define I_UNIX_UID                                      32      /* + name_length */
 123 #define I_UNIX_GID                                      34      /* + name_length */
 124 #define I_UNIX_EXTEND_BOTTOM            36      /* + name_length */
 125
 126 #define I_GENERIC_HEADER_BOTTOM         I_EXTEND_TYPE
 127
 128 #define EXTEND_GENERIC                  0
 129 #define EXTEND_UNIX                             'U'
 130 #define EXTEND_MSDOS                    'M'
 131 #define EXTEND_MACOS                    'm'
 132 #define EXTEND_OS9                              '9'
 133 #define EXTEND_OS2                              '2'
 134 #define EXTEND_OS68K                    'K' /* Enea Data Systems real-time OS (?) */
 135 #define EXTEND_OS386                    '3'     /* OS-9000??? */
 136 #define EXTEND_HUMAN                    'H'
 137 #define EXTEND_CPM                              'C'
 138 #define EXTEND_FLEX                             'F'
 139 #define EXTEND_RUNSER                   'R'
 140
 141 /* this OS type is not official */
 142
 143 #define EXTEND_TOWNSOS                  'T'
 144 #define EXTEND_XOSK                             'X' /* OS-9 for X68000 (?) */
 145
 146 /*---------------------------------------------------------------------------*/
 147
 148 #define GENERIC_ATTRIBUTE                               0x20
 149 #define GENERIC_DIRECTORY_ATTRIBUTE             0x10
 150 #define HEADER_LEVEL0                                   0x00
 151 #define HEADER_LEVEL1                                   0x01
 152 #define HEADER_LEVEL2                                   0x02
 153
 154 #define CURRENT_UNIX_MINOR_VERSION              0x00
 155
 156 #define LHA_PATHSEP             0xff    /* path separator of the
 157                                            filename in lha header.
 158                                            it should compare with
 159                                            `unsigned char' or `int',
 160                                            that is not '\xff', but 0xff. */
 161
 162 #define OSK_RW_RW_RW                    0000033
 163 #define OSK_FILE_REGULAR                0000000
 164 #define OSK_DIRECTORY_PERM              0000200
 165 #define OSK_SHARED_PERM                 0000100
 166 #define OSK_OTHER_EXEC_PERM             0000040
 167 #define OSK_OTHER_WRITE_PERM    0000020
 168 #define OSK_OTHER_READ_PERM             0000010
 169 #define OSK_OWNER_EXEC_PERM             0000004
 170 #define OSK_OWNER_WRITE_PERM    0000002
 171 #define OSK_OWNER_READ_PERM             0000001
 172
 173 #define UNIX_FILE_TYPEMASK              0170000
 174 #define UNIX_FILE_REGULAR               0100000
 175 #define UNIX_FILE_DIRECTORY             0040000
 176 #define UNIX_FILE_SYMLINK               0120000
 177 #define UNIX_SETUID                             0004000
 178 #define UNIX_SETGID                             0002000
 179 #define UNIX_STICKYBIT                  0001000
 180 #define UNIX_OWNER_READ_PERM    0000400
 181 #define UNIX_OWNER_WRITE_PERM   0000200
 182 #define UNIX_OWNER_EXEC_PERM    0000100
 183 #define UNIX_GROUP_READ_PERM    0000040
 184 #define UNIX_GROUP_WRITE_PERM   0000020
 185 #define UNIX_GROUP_EXEC_PERM    0000010
 186 #define UNIX_OTHER_READ_PERM    0000004
 187 #define UNIX_OTHER_WRITE_PERM   0000002
 188 #define UNIX_OTHER_EXEC_PERM    0000001
 189 #define UNIX_RW_RW_RW                   0000666
 190
 191 #define LZHEADER_STRAGE                 4096
 192
 193 #define MAX_INDICATOR_COUNT             64
 194
 195 /* ------------------------------------------------------------------------ */
 196 /*      Slide relation                                                                                                                  */
 197 /* ------------------------------------------------------------------------ */
 198 #if HAVE_LIMITS_H
 199
 200 #include <limits.h>
 201
 202 #else
 203
 204 #ifndef CHAR_BIT
 205 #define CHAR_BIT  8
 206 #endif
 207
 208 #ifndef UCHAR_MAX
 209 #define UCHAR_MAX                               ((1<<(sizeof(unsigned char)*8))-1)
 210 #endif
 211
 212 #ifndef USHRT_MAX
 213 #define USHRT_MAX                               ((1<<(sizeof(unsigned short)*8))-1)
 214 #endif
 215
 216 #ifndef SHRT_MAX
 217 #define SHRT_MAX                                ((1<<(sizeof(short)*8-1))-1)
 218 #endif
 219
 220 #ifndef SHRT_MIN
 221 #define SHRT_MIN                                (SHRT_MAX-USHRT_MAX)
 222 #endif
 223
 224 #ifndef ULONG_MAX
 225 #define ULONG_MAX       ((1<<(sizeof(unsigned long)*8))-1)
 226 #endif
 227
 228 #ifndef LONG_MAX
 229 #define LONG_MAX        ((1<<(sizeof(long)*8-1))-1)
 230 #endif
 231
 232 #ifndef LONG_MIN
 233 #define LONG_MIN        (LONG_MAX-ULONG_MAX)
 234 #endif
 235
 236 #endif
 237
 238 #define LH3_DICBIT                      13
 239 #define LH5_DICBIT                      13
 240 #define LH6_DICBIT                      15
 241 #define LH7_DICBIT                      16
 242
 243 /* ------------------------------------------------------------------------ */
 244 /*      FILE Attribute                                                                                                                  */
 245 /* ------------------------------------------------------------------------ */
 246 #define is_directory(statp)             (((statp)->st_mode & S_IFMT) == S_IFDIR)
 247 #define is_symlink(statp)               (((statp)->st_mode & S_IFMT) == S_IFLNK)
 248 #define is_regularfile(statp)   (((statp)->st_mode & S_IFMT) == S_IFREG)
 249
 250 #if 1 /* assume that fopen() will accepts "b" as binary mode on all system. */
 251 #define WRITE_BINARY    "wb"
 252 #define READ_BINARY             "rb"
 253 #else
 254 #define WRITE_BINARY    "w"
 255 #define READ_BINARY             "r"
 256 #endif
 257
 258 /* ------------------------------------------------------------------------ */
 259 /*      Memory and String function                                                                                              */
 260 /* ------------------------------------------------------------------------ */
 261 #if STDC_HEADERS
 262 # include <string.h>
 263 #else
 264 # if !HAVE_STRCHR
 265 #  define strchr index
 266 #  define strrchr rindex
 267 # endif
 268 char *strchr (), *strrchr ();
 269 # if !HAVE_MEMCPY
 270 #  define memcmp(s1, s2, n) bcmp ((s1), (s2), (n))
 271 #  define memcpy(d, s, n) bcopy ((s), (d), (n))
 272 #  define memmove(d, s, n) bcopy ((s), (d), (n))
 273 # endif
 274 #endif
 275
 276 #if HAVE_STRCASECMP
 277 #define strucmp(p,q)    strcasecmp((p),(q))
 278 #endif
 279
 280 /* ------------------------------------------------------------------------ */
 281 /* Individual macro define                                                                                                      */
 282 /* ------------------------------------------------------------------------ */
 283
 284 /* from crcio.c */
 285 #define CRCPOLY                 0xA001          /* CRC-16 */
 286 #define UPDATE_CRC(c)   crc = crctable[(crc ^ (c)) & 0xFF] ^ (crc >> CHAR_BIT)
 287
 288 /* dhuf.c */
 289 #define N_CHAR      (256 + 60 - THRESHOLD + 1)
 290 #define TREESIZE_C  (N_CHAR * 2)
 291 #define TREESIZE_P  (128 * 2)
 292 #define TREESIZE    (TREESIZE_C + TREESIZE_P)
 293 #define ROOT_C      0
 294 #define ROOT_P      TREESIZE_C
 295
 296 /* header.c */
 297 #define setup_get(PTR)  (get_ptr = (PTR))
 298 #define get_byte()              (*get_ptr++ & 0xff)
 299 #define put_ptr                 get_ptr
 300 #define setup_put(PTR)  (put_ptr = (PTR))
 301 #define put_byte(c)             (*put_ptr++ = (char)(c))
 302
 303 /* huf.c */
 304 #define NP                      (MAX_DICBIT + 1)
 305 #define NT                      (USHRT_BIT + 3)
 306 #if 0
 307 #define PBIT            4               /* smallest integer such that (1 << PBIT) > * NP */
 308 #define TBIT            5               /* smallest integer such that (1 << TBIT) > * NT */
 309 #endif
 310
 311 #define PBIT            5               /* smallest integer such that (1 << PBIT) > * NP */
 312 #define TBIT            5               /* smallest integer such that (1 << TBIT) > * NT */
 313
 314 #define NC                      (UCHAR_MAX + MAXMATCH + 2 - THRESHOLD)
 315
 316 /*              #if NT > NP #define NPT NT #else #define NPT NP #endif  */
 317 #define NPT                     0x80
 318
 319 /* larc.c */
 320 #define MAGIC0          18
 321 #define MAGIC5          19
 322
 323 /* lharc.c */
 324 #define CMD_UNKNOWN     0
 325 #define CMD_EXTRACT     1
 326 #define CMD_ADD         2
 327 #define CMD_LIST        3
 328 #define CMD_DELETE      4
 329
 330 #define STREQU(a,b)     (((a)[0] == (b)[0]) ? (strcmp ((a),(b)) == 0) : FALSE)
 331
 332 /* shuf.c */
 333 #define N1                      286                             /* alphabet size */
 334 #define N2                      (2 * N1 - 1)    /* # of nodes in Huffman tree */
 335 #define EXTRABITS       8                               /* >= log2(F-THRESHOLD+258-N1) */
 336 #define BUFBITS         16                              /* >= log2(MAXBUF) */
 337 #define LENFIELD        4                               /* bit size of length field for tree output */
 338
 339 /* util.c */
 340 #define BUFFERSIZE      2048
 341 #define MAXSFXCODE      1024*64
 342
 343 #ifndef NULL
 344 #define NULL            (char *)0
 345 #endif
 346
 347 /* slide.c */
 348 /*
 349 #define PERCOLATE  1
 350 #define NIL        0
 351 #define HASH(p, c) ((p) + ((c) << hash1) + hash2)
 352 */
 353
 354 /* slide.c */
 355 #ifdef SUPPORT_LH7
 356 #define MAX_DICBIT                      LH7_DICBIT      /* lh7 use 16bits */
 357 #endif
 358
 359 #ifndef SUPPORT_LH7
 360 #define MAX_DICBIT                      LH6_DICBIT      /* lh6 use 15bits */
 361 #endif
 362
 363 #define MAX_DICSIZ                      (1 << MAX_DICBIT)
 364 #define MATCHBIT                        8       /* bits for MAXMATCH - THRESHOLD */
 365 #define MAXMATCH                        256     /* formerly F (not more than UCHAR_MAX + 1) */
 366 #define THRESHOLD                       3       /* choose optimal value */
 367
 368 /* from huf.c */
 369
 370 /* alphabet = {0, 1, 2, ..., NC - 1} */
 371 #define CBIT                            9       /* $\lfloor \log_2 NC \rfloor + 1$ */
 372 #define USHRT_BIT                       16      /* (CHAR_BIT * sizeof(ushort)) */
 373
 374 /* Local Variables: */
 375 /* mode:c */
 376 /* tab-width:4 */
 377 /* End: */
 378 /* vi: set tabstop=4: */