Test de Calgary sobre JACU vs GZIP vs BZIP2 done, me falta el pic en mi maquina que...

[z.facultad/75.06/jacu.git] / src / jacu.c

diff --git a/src/jacu.c b/src/jacu.c
index 75ca87ccadfeccf070a53fdaf7b7194be5ed85f3..8f9beb0fb2f9230153d0bca58abbba76aadb646b 100644 (file)
--- a/src/jacu.c
+++ b/src/jacu.c
@@ -20,10 +20,11 @@ typedef struct _flags_ {
        int qflag;
        int sflag;
        int mflag;
+       int rflag; /* Richard Dictionary :-) */
 } t_Flags;
 
 int comprimir(char *src, char *dst, Uint32 pagesize, Uint32 volumesize, t_Flags *flags, char *staticmodel);
-int descomprimir(char *src, char *dst);
+int descomprimir(char *src, char *dst, t_Flags *flags);
 
 int main(int argc, char* argv[])
 {      
@@ -35,7 +36,7 @@ int main(int argc, char* argv[])
                        
        memset(&flags, 0, sizeof(t_Flags));
 
-       while ((ch = getopt(argc, argv, "scdzm:t:q:")) != -1) { 
+       while ((ch = getopt(argc, argv, "rscdzm:t:q:")) != -1) { 
                 
                switch (ch) { 
                        case 'c': flags.cflag = 1; 
@@ -58,6 +59,8 @@ int main(int argc, char* argv[])
                                volumesize = atol(optarg);
                                break; 
 
+                       case 'r': flags.rflag = 1;
+                               break;
                        case 'q': flags.qflag = 1; 
                                switch (atoi(optarg))
                                {
@@ -85,13 +88,13 @@ int main(int argc, char* argv[])
                                }
                                break; 
 
-                       default: fprintf(stderr, "Usage: %s [-cdzs][-q blksize][-t volsize][-m modeldumpfile] source target\n", argv[0]); 
+                       default: fprintf(stderr, "Usage: %s [-cdzsr][-q blksize][-t volsize][-m modeldumpfile] source target\n", argv[0]); 
                                         return(2);
                }
        }
                
        if ( (argc == 1) || (flags.cflag & flags.dflag) || !(flags.cflag | flags.dflag) || ((argc - optind) < 2) || (flags.mflag & flags.sflag)) {
-               fprintf(stderr, "Usage: %s [-cdzs][-q compressionquality][-t volsize][-m modeldumpfile] source target\n", argv[0]); 
+               fprintf(stderr, "Usage: %s [-cdzsr][-q compressionquality][-t volsize][-m modeldumpfile] source target\n", argv[0]); 
                return (3);
        }
        if ((flags.tflag) && (volumesize <= 0l)) {
@@ -108,7 +111,7 @@ int main(int argc, char* argv[])
        }
        
        if (flags.dflag == 1) { 
-               return descomprimir(argv[optind], argv[optind+1]);
+               return descomprimir(argv[optind], argv[optind+1], &flags);
        }
 
        return 0;
@@ -161,7 +164,7 @@ int comprimir(char *src, char *dst, Uint32 pagesize, Uint32 volumesize, t_Flags
        total = 0;
        while (!feof(fp)) {
                i = 0;
-               i = bs_readblock(fp, data, pagesize);
+               i = bs_readblock(fp, data, pagesize, flags->rflag);
                total += i;
 
 
@@ -216,14 +219,14 @@ int comprimir(char *src, char *dst, Uint32 pagesize, Uint32 volumesize, t_Flags
        return 0;
 }
 
-int descomprimir(char *src, char *dst)
+int descomprimir(char *src, char *dst, t_Flags *flags)
 {
        /* Descomprimo */
        FILE *fp_out;
        Uint32 block_size = 0, k;
        unsigned char *block, *mtf, *orig;
        unsigned char *z;
-       int z_len=0,moredata = 0,decoded = 0;
+       Uint32 z_len=0,moredata = 0,decoded = 0;
        unsigned char use_zg = 0,retbytes = 0;
        HUFF_STATE *shuff;
 
@@ -295,7 +298,11 @@ int descomprimir(char *src, char *dst)
                        /* Obtengo el chunk original aplicando BS Inverso */
                        bs_restore(orig, mtf+sizeof(Uint32), k, decoded - sizeof(Uint32));
 
-                       fwrite(orig, decoded - sizeof(Uint32), sizeof(unsigned char), fp_out);
+                       /* XXX AHORA METO EL FLAG EN EL ARCHIVO; DON'T WORRRRRYYYYYYY XXX */
+                       if (flags->rflag == 1)
+                               orig = bs_finalblock(orig, decoded-sizeof(Uint32), &decoded);
+
+                       fwrite(orig, decoded, sizeof(unsigned char), fp_out);
                        free(mtf);
                        free(z);
                }