static void
usage(void)
{
sign_usage();
verify_usage();
exit(1);
}
void
verify(int argc, char *argv[])
{
struct key *key;
char *gzipfile;
FILE *fin;
int i, error, qflag;
qflag = 0;
while ((i = getopt(argc, argv, "qv")) != -1) {
switch (i) {
case 'q':
qflag = 1;
break;
case 'v':
qflag = 0;
break;
default:
verify_usage();
exit(1);
}
}
argc -= optind;
argv += optind;
if (argc < 1) {
verify_usage();
exit(1);
}
OpenSSL_add_all_algorithms();
if ((key = key_new()) == NULL)
fatal(1, "Can't initialize public key");
if (key_load_public(key, argv[0]) < 0)
fatal(1, "Can't load public key");
if (argc == 1 || *argv[1] == '-') {
argc = 0;
if (verify_signature(key, stdin) == 0) {
if (!qflag)
fprintf(stderr, "Verified input\n");
} else
fatal(1, "Couldn't verify input");
}
for (i = 1; i < argc; i++) {
gzipfile = argv[i];
if ((fin = fopen(gzipfile, "r")) == NULL) {
fprintf(stderr, "Couldn't open %s: %s\n",
gzipfile, strerror(errno));
continue;
}
error = verify_signature(key, fin);
fclose(fin);
if (!error) {
if (!qflag)
fprintf(stderr, "Verified %s\n", gzipfile);
} else
fatal(1, "Couldn't verify %s", gzipfile);
}
key_free(key);
}
