annotate Meerwald/cmp_koch_sig.c @ 20:bd669312f068

suppress warnings, fix link errors
author Peter Meerwald-Stadler <pmeerw@pmeerw.net>
date Sat, 28 Jan 2023 23:54:58 +0100
parents 3bdb67e76858
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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1 #include "wm.h"
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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2 #include "signature.h"
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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3
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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4 char *progname;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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5
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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6 void usage(void) {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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7 fprintf(stderr, "usage: %s [-h] [-C] [-o file] [-v n] -s file file\n\n", progname);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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8 fprintf(stderr, "\t-C\t\toutput correlation only\n");
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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9 fprintf(stderr, "\t-h\t\tprint usage\n");
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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10 fprintf(stderr, "\t-o file\t\toutput file\n");
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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11 fprintf(stderr, "\t-s file\t\toriginal signature file\n");
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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12 fprintf(stderr, "\t-v n\t\tverbosity level\n");
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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13 exit(0);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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14 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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15
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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16 int main(int argc, char *argv[]) {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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18 FILE *in = stdin;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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19 FILE *out = stdout;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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20 FILE *sig = NULL;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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21
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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22 char signature_name[MAXPATHLEN];
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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23 char output_name[MAXPATHLEN] = "(stdout)";
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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24 char input_name[MAXPATHLEN] = "(stdin)";
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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25
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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26 int c, i;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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27 double quality = 0.0;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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28 int quantization = 0;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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29 int corr = 0, match = 0;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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30 int verbose = 0;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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31
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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32 int correlation_only = 0;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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33
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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34 int seed;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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35 char line[32];
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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36
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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37 progname = argv[0];
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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38
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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39 while ((c = getopt(argc, argv, "h?Co:s:v:")) != EOF) {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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40 switch (c) {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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41 case 'h':
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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42 case '?':
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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43 usage();
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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44 break;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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45 case 'C':
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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46 correlation_only = 1;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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47 break;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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48 case 'o':
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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49 if ((out = fopen(optarg, "w")) == NULL) {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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50 fprintf(stderr, "%s: unable to open output file %s\n", progname, optarg);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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51 exit(1);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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52 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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53 strcpy(output_name, optarg);
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54 break;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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55 case 's':
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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56 if ((sig = fopen(optarg, "r")) == NULL) {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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57 fprintf(stderr, "%s: unable to open signature file %s\n", progname, optarg);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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58 exit(1);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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59 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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60 strcpy(signature_name, optarg);
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61 break;
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62 case 'v':
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63 verbose = atoi(optarg);
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64 if (verbose < 0) {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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65 fprintf(stderr, "%s: verbosity level %d out of range\n", progname, verbose);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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66 exit(1);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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67 }
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68 break;
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69 }
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70 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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71
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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72 argc -= optind;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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73 argv += optind;
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74
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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75 if (argc > 1) {
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76 usage();
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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77 exit(1);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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78 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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79
8
f83ef905a63d fixing many warnings
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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80 if (argc == 1 && *argv[0] != '-') {
0
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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81 if ((in = fopen(argv[0], "r")) == NULL) {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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82 fprintf(stderr, "%s: unable to open input file %s\n", progname, argv[0]);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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83 exit(1);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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84 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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85 else
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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86 strcpy(input_name, argv[0]);
8
f83ef905a63d fixing many warnings
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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87 }
f83ef905a63d fixing many warnings
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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88
0
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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89 if (sig) {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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90 fgets(line, sizeof(line), sig);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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91 if (strspn(line, "KCSG") >= 4) {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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92 fscanf(sig, "%d\n", &nbit_signature1);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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93 fscanf(sig, "%lf\n", &quality);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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94 fscanf(sig, "%d\n", &quantization);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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95 fscanf(sig, "%d\n", &seed);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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96 srandom(seed);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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97 n_signature1 = NBITSTOBYTES(nbit_signature1);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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98 fread(signature1, sizeof(char), n_signature1, sig);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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99 fscanf(sig, "\n");
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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100 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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101 else {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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102 fprintf(stderr, "%s: invalid signature file %s\n", progname, signature_name);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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103 exit(1);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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104 }
8
f83ef905a63d fixing many warnings
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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105 fclose(sig);
0
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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106 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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107 else {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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108 fprintf(stderr, "%s: original signature file not specified, use -s file option\n", progname);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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109 exit(1);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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110 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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111
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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112 fgets(line, sizeof(line), in);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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113 if (strspn(line, "KCWM") >= 4) {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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114 fscanf(in, "%d\n", &nbit_signature2);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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115 n_signature2 = NBITSTOBYTES(nbit_signature2);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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116 fread(signature2, sizeof(char), n_signature2, in);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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117 fscanf(in, "\n");
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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118 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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119 else {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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120 fprintf(stderr, "%s: invalid watermark file %s\n", progname, input_name);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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121 exit(1);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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122 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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123
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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124 if (verbose > 0) {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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125 fprintf(stderr, "signature length: %d\n", nbit_signature1);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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126 fprintf(stderr, "watermark length: %d\n", nbit_signature2);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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127 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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128
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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129 for (i = 0; i < nbit_signature2; i++)
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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130 if (get_signature1_bit(i % nbit_signature1) == get_signature2_bit(i))
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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131 corr++, match++;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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132 else
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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133 corr--;
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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134
18
3bdb67e76858 mse opt.
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 8
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135 if (verbose > 1) {
3bdb67e76858 mse opt.
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 8
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136 for (i = 0; i < nbit_signature2; i++)
3bdb67e76858 mse opt.
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 8
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137 fprintf(stderr, "%d", get_signature1_bit(i % nbit_signature1));
3bdb67e76858 mse opt.
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 8
diff changeset
138 fprintf(stderr, "\n");
3bdb67e76858 mse opt.
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 8
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139 for (i = 0; i < nbit_signature2; i++)
3bdb67e76858 mse opt.
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 8
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140 fprintf(stderr, "%d", get_signature2_bit(i));
3bdb67e76858 mse opt.
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 8
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141 fprintf(stderr, "\n");
3bdb67e76858 mse opt.
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 8
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142 }
3bdb67e76858 mse opt.
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 8
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143
0
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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144 if (correlation_only)
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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145 fprintf(out, "%lf\n", (double) corr / nbit_signature2);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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146 else {
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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147 fprintf(out, "bit matches: %d/%d\n", match, nbit_signature2);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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148 fprintf(out, "correlation: %lf\n", (double) corr / nbit_signature2);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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149 }
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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150
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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151 exit(0);
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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152 }

Repositories maintained by Peter Meerwald, pmeerw@pmeerw.net.