/* Statically declared list of hash functions. */
SilcHashObject silc_hash_builtin_list[] =
{
- { "md5", 16, 64, silc_md5_init, silc_md5_update, silc_md5_final,
- silc_md5_transform, silc_md5_context_len },
{ "sha1", 20, 64, silc_sha1_init, silc_sha1_update, silc_sha1_final,
silc_sha1_transform, silc_sha1_context_len },
+ { "md5", 16, 64, silc_md5_init, silc_md5_update, silc_md5_final,
+ silc_md5_transform, silc_md5_context_len },
{ NULL, 0, 0, NULL, NULL, NULL, NULL, NULL }
};
-/* Registers a ned hash function into the SILC. This function is used at
+/* Registers a new hash function into the SILC. This function is used at
the initialization of the SILC. */
int silc_hash_register(SilcHashObject *hash)
{
struct SilcHashListStruct *new, *h;
- SILC_LOG_DEBUG(("Registering new hash function"));
+ SILC_LOG_DEBUG(("Registering new hash function `%s'", hash->name));
new = silc_calloc(1, sizeof(*new));
new->hash = silc_calloc(1, sizeof(*new->hash));
/* Set the pointers */
- new->hash->name = silc_calloc(1, strlen(hash->name));
- memcpy(new->hash->name, hash->name, strlen(hash->name));
+ new->hash->name = strdup(hash->name);
new->hash->hash_len = hash->hash_len;
new->hash->block_len = hash->block_len;
new->hash->init = hash->init;
}
}
+/* Returns the length of the hash digest. */
+
+uint32 silc_hash_len(SilcHash hash)
+{
+ return hash->hash->hash_len;
+}
+
/* Returns TRUE if hash algorithm `name' is supported. */
int silc_hash_is_supported(const unsigned char *name)
{
struct SilcHashListStruct *h;
int i;
+
+ if (!name)
+ return FALSE;
if (silc_hash_list) {
h = silc_hash_list;
/* Creates the hash value and returns it to the return_hash argument. */
void silc_hash_make(SilcHash hash, const unsigned char *data,
- unsigned int len, unsigned char *return_hash)
+ uint32 len, unsigned char *return_hash)
{
hash->hash->init(hash->context);
hash->hash->update(hash->context, (unsigned char *)data, len);
caller. */
char *silc_hash_fingerprint(SilcHash hash, const unsigned char *data,
- unsigned int data_len)
+ uint32 data_len)
{
char fingerprint[64], *cp;
unsigned char h[32];