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Updated getkey function

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brenosilva 2012-10-18 17:02:09 +00:00
parent 75a7cfb1bd
commit a9266d4ca1
1 changed files with 18 additions and 5 deletions
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23
apache2/msc_crypt.c
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@ -124,7 +124,7 @@ char *normalize_path(modsec_rec *msr, char *input) {
* \retval seed random seed * \retval seed random seed
*/ */
unsigned long prng() { unsigned long prng() {
short num_matrix1[10] = {0}, num_matrix2[10] = {0}; short num_matrix1[10], num_matrix2[10];
unsigned long num, num1, num2; unsigned long num, num1, num2;
short n, *p; short n, *p;
unsigned short seed_num = 0; unsigned short seed_num = 0;
@ -178,12 +178,25 @@ unsigned long prng() {
* \retval key random key * \retval key random key
*/ */
char *getkey(apr_pool_t *mp) { char *getkey(apr_pool_t *mp) {
char *key = NULL; unsigned char digest[APR_SHA1_DIGESTSIZE];
unsigned long int seed = time(NULL); char *sig, *key, *value;
apr_sha1_ctx_t ctx;
key = apr_psprintf(mp,"%lu%lu",prng(),seed); key = apr_psprintf(mp,"%lu",prng());
return key; apr_sha1_init (&ctx);
apr_sha1_update (&ctx, (const char*)key, strlen(key));
apr_sha1_update (&ctx, "\0", 1);
value = apr_psprintf(mp,"%lu",prng());
apr_sha1_update (&ctx, value, strlen (value));
apr_sha1_final (digest, &ctx);
sig = apr_pcalloc (mp, apr_base64_encode_len (sizeof (digest)));
apr_base64_encode (sig, (const char*)digest, sizeof (digest));
return sig;
} }
/** /**