src/statichuff/main.c

   1
   2 #include "statichuff.h"
   3 #include <stdlib.h>
   4
   5 int main(int argc, char* argv[])
   6 {
   7         int cflag = 0;
   8         int dflag = 0;
   9         int tflag = 0;
  10         int mflag = 0;
  11         int sflag = 0;
  12         long int volumesize = 0;
  13         int ch;
  14         HUFF_STATE *shuff;
  15         char *staticmodel = NULL;
  16
  17         while ((ch = getopt(argc, argv, "scdm:t:")) != -1) {
  18
  19                 switch (ch) {
  20                         case 'c': cflag = 1;
  21                                           break;
  22
  23                         case 'd': dflag = 1;
  24                                           break;
  25
  26                         case 't': tflag = 1;
  27                                           volumesize = atoi(optarg);
  28                                           break;
  29
  30                         case 'm': mflag = 1;
  31                                           staticmodel = optarg;
  32                                           break;
  33
  34                         case 's': sflag = 1;
  35                                           break;
  36
  37                         default: fprintf(stderr, "Usage: %s [-cds] [-t volsizekb] sourcefile targetfile [-m modeldumpfile]\n", argv[0]);
  38                                          return(2);
  39                 }
  40         }
  41
  42         if ( (argc == 1) || (cflag & dflag) || !(cflag | dflag) || ((argc - optind) < 2) ) {
  43                 fprintf(stderr, "Usage: %s [-cds] [-t volsizekb] sourcefile targetfile [-m modeldumpfile]\n", argv[0]);
  44                 if ((tflag == 1) && (volumesize < 0)) fprintf(stderr,"Error: The volume size must be a non-zero value\n");
  45                 return (2);
  46         }
  47
  48         if (cflag == 1) {
  49                 /* Comprimo */
  50                 shuff = shuff_init_encoder_byfile(argv[optind],argv[optind+1],volumesize*1024);
  51                 if (mflag == 1) shuff_loadmodel(shuff,staticmodel);
  52             shuff_encode_file(shuff);
  53                 if (sflag == 1) shuff_savemodel(shuff);
  54                 shuff_deinit_encoder(shuff);
  55                 free(shuff);
  56         }
  57
  58         if (dflag == 1) {
  59                 /* Descomprimo */
  60                 shuff = shuff_init_decoder(argv[optind],argv[optind+1]);
  61                 shuff_decode_file(shuff);
  62                 shuff_deinit_decoder(shuff);
  63                 free(shuff);
  64         }
  65
  66         return 0;
  67 }