src/formats.c

   1 /* C code produced by gperf version 2.7.2 */
   2 /* Command-line: gperf --struct-type --omit-struct-type --key-positions=2,3 --size-multiple=2 --duplicates --lookup-fn-name=ext_to_loader --readonly-tables ../tools/formats.gperf  */
   3
   4 #include "gliv.h"
   5
   6 #include <string.h>             /* strcmp(), strlen() */
   7
   8
   9 #define TOTAL_KEYWORDS 93
  10 #define MIN_WORD_LENGTH 2
  11 #define MAX_WORD_LENGTH 5
  12 #define MIN_HASH_VALUE 2
  13 #define MAX_HASH_VALUE 393
  14 /* maximum key range = 392, duplicates = 21 */
  15
  16 #ifdef __GNUC__
  17 __inline
  18 #else
  19 #ifdef __cplusplus
  20 inline
  21 #endif
  22 #endif
  23 static unsigned int
  24 hash (str, len)
  25      register const char *str;
  26      register unsigned int len;
  27 {
  28   static const unsigned short asso_values[] =
  29     {
  30       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  31       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  32       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  33       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  34       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  35       210, 394, 394, 394, 394,   0, 394, 394, 394, 394,
  36       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  37       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  38       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  39       394, 394, 394, 394, 394, 394, 394, 225, 195,  30,
  40       165,  35,  50,  70, 394, 110, 394, 394,  55,  25,
  41       130, 110,   0, 394, 394,  60,   3,   0, 105, 205,
  42        10,   5,  20, 394, 394, 394, 394, 394, 394, 394,
  43       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  44       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  45       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  46       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  47       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  48       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  49       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  50       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  51       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  52       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  53       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  54       394, 394, 394, 394, 394, 394, 394, 394, 394, 394,
  55       394, 394, 394, 394, 394, 394
  56     };
  57   register int hval = len;
  58
  59   switch (hval)
  60     {
  61       default:
  62       case 3:
  63         hval += asso_values[(unsigned char)str[2]];
  64       case 2:
  65         hval += asso_values[(unsigned char)str[1]];
  66         break;
  67     }
  68   return hval;
  69 }
  70
  71 #ifdef __GNUC__
  72 __inline
  73 #endif
  74 const struct format *
  75 ext_to_loader (str, len)
  76      register const char *str;
  77      register unsigned int len;
  78 {
  79   static const struct format wordlist[] =
  80     {
  81       {"p7",    LOADER_NORMAL},
  82       {"ept",   LOADER_NORMAL},
  83       {"iptc",  LOADER_NORMAL},
  84       {"fpx",   LOADER_NORMAL},
  85       {"gz",    LOADER_DECOMP},
  86       {"bmp",   LOADER_NORMAL},
  87       {"xpm",   LOADER_NORMAL},
  88       {"ppm",   LOADER_NORMAL},
  89       {"htm",   LOADER_NORMAL},
  90       {"html",  LOADER_NORMAL},
  91       {"jpc",   LOADER_NORMAL},
  92       {"mpc",   LOADER_NORMAL},
  93       {"cmyk",  LOADER_NORMAL},
  94       {"sct",   LOADER_NORMAL},
  95       {"jpe",   LOADER_NORMAL},
  96       {"jpeg",  LOADER_NORMAL},
  97       {"dcx",   LOADER_NORMAL},
  98       {"pcx",   LOADER_NORMAL},
  99       {"ttf",   LOADER_NORMAL},
 100       {"dcm",   LOADER_NORMAL},
 101       {"gplt",  LOADER_NORMAL},
 102       {"ps",    LOADER_NORMAL},
 103       {"eps",   LOADER_NORMAL},
 104       {"eps2",  LOADER_NORMAL},
 105       {"epsi",  LOADER_NORMAL},
 106       {"epsf",  LOADER_NORMAL},
 107       {"jpg",   LOADER_NORMAL},
 108       {"wpg",   LOADER_NORMAL},
 109       {"hpgl",  LOADER_NORMAL},
 110       {"emf",   LOADER_NORMAL},
 111       {"wmf",   LOADER_NORMAL},
 112       {"xcf",   LOADER_NORMAL},
 113       {"pcl",   LOADER_NORMAL},
 114       {"rle",   LOADER_NORMAL},
 115       {"cgm",   LOADER_NORMAL},
 116       {"pgm",   LOADER_NORMAL},
 117       {"iff",   LOADER_NORMAL},
 118       {"yuv",   LOADER_NORMAL},
 119       {"mtv",   LOADER_NORMAL},
 120       {"epi",   LOADER_NORMAL},
 121       {"dot",   LOADER_NORMAL},
 122       {"fits",  LOADER_NORMAL},
 123       {"pix",   LOADER_NORMAL},
 124       {"sun",   LOADER_NORMAL},
 125       {"tim",   LOADER_NORMAL},
 126       {"ico",   LOADER_NORMAL},
 127       {"pict",  LOADER_NORMAL},
 128       {"dicom", LOADER_NORMAL},
 129       {"vicar", LOADER_NORMAL},
 130       {"bie",   LOADER_NORMAL},
 131       {"pnm",   LOADER_NORMAL},
 132       {"gif",   LOADER_NORMAL},
 133       {"tif",   LOADER_NORMAL},
 134       {"jif",   LOADER_NORMAL},
 135       {"miff",  LOADER_NORMAL},
 136       {"viff",  LOADER_NORMAL},
 137       {"tiff",  LOADER_NORMAL},
 138       {"avs",   LOADER_NORMAL},
 139       {"epdf",  LOADER_NORMAL},
 140       {"mvg",   LOADER_NORMAL},
 141       {"svg",   LOADER_NORMAL},
 142       {"fig",   LOADER_NORMAL},
 143       {"sgi",   LOADER_NORMAL},
 144       {"pcd",   LOADER_NORMAL},
 145       {"jng",   LOADER_NORMAL},
 146       {"png",   LOADER_NORMAL},
 147       {"mng",   LOADER_NORMAL},
 148       {"pwp",   LOADER_NORMAL},
 149       {"jp2",   LOADER_NORMAL},
 150       {"hdf",   LOADER_NORMAL},
 151       {"pdf",   LOADER_NORMAL},
 152       {"pbm",   LOADER_NORMAL},
 153       {"xbm",   LOADER_NORMAL},
 154       {"wbmp",  LOADER_NORMAL},
 155       {"psd",   LOADER_NORMAL},
 156       {"bz2",   LOADER_DECOMP},
 157       {"fax",   LOADER_NORMAL},
 158       {"ani",   LOADER_NORMAL},
 159       {"pfb",   LOADER_NORMAL},
 160       {"ilbm",  LOADER_NORMAL},
 161       {"sfw",   LOADER_NORMAL},
 162       {"rgb",   LOADER_NORMAL},
 163       {"ps2",   LOADER_NORMAL},
 164       {"pfa",   LOADER_NORMAL},
 165       {"rla",   LOADER_NORMAL},
 166       {"ras",   LOADER_NORMAL},
 167       {"tga",   LOADER_NORMAL},
 168       {"dib",   LOADER_NORMAL},
 169       {"8bim",  LOADER_NORMAL},
 170       {"jbig",  LOADER_NORMAL},
 171       {"pdb",   LOADER_NORMAL},
 172       {"xwd",   LOADER_NORMAL},
 173       {"rad",   LOADER_NORMAL}
 174     };
 175
 176   static const short lookup[] =
 177     {
 178         -1,   -1,    0,   -1,   -1,   -1,    1,    2,
 179         -1,   -1,   -1,   -1,   -1,    3,   -1,   -1,
 180         -1,   -1,   -1,   -1,   -1,   -1,    4,   -1,
 181         -1,   -1,   -1,   -1, -123,  -88,   -3,    8,
 182          9, -134,   12,   -1,   13,   -1,   14,   15,
 183        -83,   -2,   -1, -138,  -77,   -2,   -1,   -1,
 184         -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
 185         18,   -1,   19,   20,   -1,   -1,   21,   22,
 186       -159,  -70,   -3,   -1,   -1,   -1,   -1,   -1,
 187         -1, -169,   28,  -67,   -2,   -1, -173,  -64,
 188         -2,   -1,   -1,   31,   -1,   -1,   -1,   -1,
 189         32,   -1,   -1,   -1,   -1,   33,   -1,   -1,
 190         -1,   -1, -193,  -59,   -2,   -1,   -1,   36,
 191         -1,   -1,   -1,   -1,   37,   -1,   -1,   38,
 192         -1,   39,   -1,   -1,   40,   41,   -1,   -1,
 193         -1,   -1,   -1,   42,   -1,   -1,   -1,   -1,
 194         -1,   -1,   -1,   -1,   -1,   43,   -1,   -1,
 195         -1,   -1,   44,   -1,   -1,   -1,   -1,   45,
 196         46, -240,  -46,   -2,   49,   -1,   -1,   -1,
 197         -1,   -1,   -1,   -1,   -1,   -1,   50,   -1,
 198         -1,   -1,   -1, -264, -259,  -39,   -3,   -1,
 199         57,   58,  -42,   -3,   -1,   -1,   -1,   -1,
 200         -1,   -1, -273,  -34,   -2,   -1,   -1, -278,
 201        -32,   -2,   -1,   -1,   -1,   -1,   -1,   -1,
 202         -1,   -1,   -1,   -1,   -1,   -1,   63,   -1,
 203         -1,   -1,   -1, -298,  -29,   -3,   -1,   -1,
 204         67,   -1,   -1,   -1,   -1,   68,   -1,   -1,
 205         -1,   -1, -313,  -24,   -2,   -1,   -1, -319,
 206         73,  -22,   -2,   -1,   74,   -1,   -1,   -1,
 207         -1,   75,   -1,   -1,   -1,   -1,   76,   -1,
 208         -1,   -1,   -1,   77,   -1,   -1,   -1,   -1,
 209         78,   -1,   -1,   -1,   -1,   -1,   79,   -1,
 210         -1,   -1,   80,   -1,   -1,   -1,   -1,   -1,
 211         -1,   -1,   -1,   -1,   81,   -1,   -1,   -1,
 212         -1,   82,   -1,   -1,   -1,   -1,   83,   -1,
 213         -1,   -1,   -1,   84,   -1,   -1,   -1,   -1,
 214         85,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
 215         -1,   -1,   86,   -1,   -1,   -1,   -1,   -1,
 216         -1,   -1,   -1,   -1,   87, -404,   -5,   -2,
 217         -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
 218         -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
 219         -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
 220         -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
 221         -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
 222         -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
 223         -1,   -1,   -1,   90,   -1,   -1,   -1,   -1,
 224         -1,   -1,   -1,   -1,   -1,   91,   -1,   -1,
 225         -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
 226         -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
 227         -1,   92
 228     };
 229
 230   if (len <= MAX_WORD_LENGTH && len >= MIN_WORD_LENGTH)
 231     {
 232       register int key = hash (str, len);
 233
 234       if (key <= MAX_HASH_VALUE && key >= 0)
 235         {
 236           register int index = lookup[key];
 237
 238           if (index >= 0)
 239             {
 240               register const char *s = wordlist[index].name;
 241
 242               if (*str == *s && !strcmp (str + 1, s + 1))
 243                 return &wordlist[index];
 244             }
 245           else if (index < -TOTAL_KEYWORDS)
 246             {
 247               register int offset = - 1 - TOTAL_KEYWORDS - index;
 248               register const struct format *wordptr = &wordlist[TOTAL_KEYWORDS + lookup[offset]];
 249               register const struct format *wordendptr = wordptr + -lookup[offset + 1];
 250
 251               while (wordptr < wordendptr)
 252                 {
 253                   register const char *s = wordptr->name;
 254
 255                   if (*str == *s && !strcmp (str + 1, s + 1))
 256                     return wordptr;
 257                   wordptr++;
 258                 }
 259             }
 260         }
 261     }
 262   return 0;
 263 }