Function added to convert a hash algorithm to an HMAC integrity algorithm

2013-05-08 15:02:39 +02:00
parent 047fca1169
commit 199fdcadae
2 changed files with 77 additions and 0 deletions
@@ -153,6 +153,17 @@ hash_algorithm_t hasher_algorithm_from_prf(pseudo_random_function_t alg);
 hash_algorithm_t hasher_algorithm_from_integrity(integrity_algorithm_t alg,
 												 size_t *length);

+/**
+ * Conversion of hash algorithm to integrity algorithm (if based on a hash).
+ *
+ * @param alg			hash algorithm
+ * @param length		length of the signature
+ * @return				integrity algorithm, AUTH_UNDEFINED if none is known
+ * 						based on the given hash function
+ */
+integrity_algorithm_t hasher_algorithm_to_integrity(hash_algorithm_t alg,
+													size_t length);
+
 /**
 * Conversion of hash algorithm into ASN.1 OID.
 *