annotate Meerwald/cmp_xie2_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 ad1d224896c5
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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1 #include "wm.h"
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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2 #include "signature.h"
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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3
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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4 char *progname;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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5
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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6 void usage(void) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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7 fprintf(stderr, "usage: %s [-h] [-C] [-o file] [-v n] -s file file\n\n", progname);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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8 fprintf(stderr, "\t-C\t\toutput correlation only\n");
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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9 fprintf(stderr, "\t-h\t\tprint usage\n");
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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10 fprintf(stderr, "\t-o file\t\toutput file\n");
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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11 fprintf(stderr, "\t-s file\t\toriginal signature file\n");
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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12 fprintf(stderr, "\t-v n\t\tverbosity level\n");
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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13 exit(0);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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14 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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15
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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16 int main(int argc, char *argv[]) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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17
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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18 FILE *in = stdin;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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19 FILE *out = stdout;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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20 FILE *sig = NULL;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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21
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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22 char signature_name[MAXPATHLEN];
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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23 char output_name[MAXPATHLEN] = "(stdout)";
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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24 char input_name[MAXPATHLEN] = "(stdin)";
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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25
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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26 int correlation_only = 0;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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27
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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28 int c, i;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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29 int corr = 0, match = 0;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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30 int verbose = 0;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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31 int filter = 0;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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32 int method = 0;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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33 int level = 0;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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34 int quant = 0;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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35 double alpha = 0.0;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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36 char filter_name[MAXPATHLEN] = "";
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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37
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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38 int seed;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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39 char line[32];
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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40
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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41 progname = argv[0];
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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42
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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43 while ((c = getopt(argc, argv, "h?Co:s:v:")) != EOF) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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44 switch (c) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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45 case 'h':
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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46 case '?':
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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47 usage();
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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48 break;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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49 case 'C':
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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50 correlation_only = 1;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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51 break;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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52 case 'o':
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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53 if ((out = fopen(optarg, "w")) == NULL) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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54 fprintf(stderr, "%s: unable to open output file %s\n", progname, optarg);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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55 exit(1);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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56 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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57 strcpy(output_name, optarg);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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58 break;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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59 case 's':
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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60 if ((sig = fopen(optarg, "r")) == NULL) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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61 fprintf(stderr, "%s: unable to open signature file %s\n", progname, optarg);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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62 exit(1);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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63 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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64 strcpy(signature_name, optarg);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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65 break;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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66 case 'v':
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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67 verbose = atoi(optarg);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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68 if (verbose < 0) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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69 fprintf(stderr, "%s: verbosity level %d out of range\n", progname, verbose);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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70 exit(1);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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71 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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72 break;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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73 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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74 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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75
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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76 argc -= optind;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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77 argv += optind;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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78
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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79 if (argc > 1) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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80 usage();
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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81 exit(1);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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82 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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83
8
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 3
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84 if (argc == 1 && *argv[0] != '-') {
3
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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85 if ((in = fopen(argv[0], "r")) == NULL) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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86 fprintf(stderr, "%s: unable to open input file %s\n", progname, argv[0]);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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87 exit(1);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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88 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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89 else
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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90 strcpy(input_name, argv[0]);
8
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 3
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91 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 3
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92
3
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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93 if (sig) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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94 fgets(line, sizeof(line), sig);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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95 if (strspn(line, "XE2SG") >= 5) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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96 fscanf(sig, "%d\n", &nbit_signature1);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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97 fscanf(sig, "%lf\n", &alpha);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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98 fscanf(sig, "%d\n", &method);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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99 fscanf(sig, "%d\n", &filter);
15
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 8
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100 fscanf(sig, "%[^\n\r]\n", filter_name);
3
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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101 fscanf(sig, "%d\n", &quant);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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102 fscanf(sig, "%d\n", &level);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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103 fscanf(sig, "%d\n", &seed);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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104 srandom(seed);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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105 n_signature1 = NBITSTOBYTES(nbit_signature1);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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106 fread(signature1, sizeof(char), n_signature1, sig);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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107 fscanf(sig, "\n");
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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108 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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109 else {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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110 fprintf(stderr, "%s: invalid signature file %s\n", progname, signature_name);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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111 exit(1);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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112 }
8
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents: 3
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113 fclose(sig);
3
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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114 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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115 else {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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116 fprintf(stderr, "%s: original signature file not specified, use -s file option\n", progname);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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117 exit(1);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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118 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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119
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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120 fgets(line, sizeof(line), in);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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121 if (strspn(line, "XE2WM") >= 5) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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122 fscanf(in, "%d\n", &nbit_signature2);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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123 n_signature2 = NBITSTOBYTES(nbit_signature2);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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124 fread(signature2, sizeof(char), n_signature2, in);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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125 fscanf(in, "\n");
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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126 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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127 else {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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128 fprintf(stderr, "%s: invalid watermark file %s\n", progname, input_name);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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129 exit(1);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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130 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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131
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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132 if (verbose > 0) {
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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133 fprintf(stderr, "signature length: %d\n", nbit_signature1);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff changeset
134 fprintf(stderr, "watermark length: %d\n", nbit_signature2);
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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135 }
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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136
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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137 for (i = 0; i < nbit_signature2; i++)
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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138 if (get_signature1_bit(i % nbit_signature1) == get_signature2_bit(i))
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff changeset
139 corr++, match++;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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140 else
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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141 corr--;
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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142
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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143 if (correlation_only)
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff changeset
144 fprintf(out, "%lf\n", (double) corr / nbit_signature2);
acb6967ee76d update to 0.5
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff changeset
145 else {
acb6967ee76d update to 0.5
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff changeset
146 fprintf(out, "bit matches: %d/%d\n", match, nbit_signature2);
acb6967ee76d update to 0.5
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff changeset
147 fprintf(out, "correlation: %lf\n", (double) corr / nbit_signature2);
acb6967ee76d update to 0.5
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff changeset
148 }
acb6967ee76d update to 0.5
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff changeset
149
acb6967ee76d update to 0.5
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff changeset
150 exit(0);
acb6967ee76d update to 0.5
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff changeset
151 }

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