From: Nikos Mavrogiannopoulos <nmav@gnutls.org>
Date: Mon, 10 Jun 2013 17:09:09 +0000 (+0200)
Subject: Added gnutls_cipher_get_tag_size().
X-Git-Tag: gnutls_3_2_2~65
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4bf5b932ca96ebb42d918ad5d09fc595966e1d5a;p=thirdparty%2Fgnutls.git

Added gnutls_cipher_get_tag_size().
---

diff --git a/NEWS b/NEWS
index a515fe42ef..e372571dc2 100644
--- a/NEWS
+++ b/NEWS
@@ -9,6 +9,7 @@ subsystems.
 
 ** API and ABI modifications:
 gnutls_certificate_set_trust_list: Added
+gnutls_cipher_get_tag_size: Added
 
 
 * Version 3.2.1 (released 2013-06-01)
diff --git a/lib/algorithms/ciphers.c b/lib/algorithms/ciphers.c
index 022702efb3..6b97a53332 100644
--- a/lib/algorithms/ciphers.c
+++ b/lib/algorithms/ciphers.c
@@ -94,9 +94,7 @@ const cipher_entry_st* cipher_to_entry(gnutls_cipher_algorithm_t c)
  * gnutls_cipher_get_block_size:
  * @algorithm: is an encryption algorithm
  *
- * Get block size for encryption algorithm.
- *
- * Returns: block size for encryption algorithm.
+ * Returns: the block size of the encryption algorithm.
  *
  * Since: 2.10.0
  **/
@@ -109,6 +107,20 @@ gnutls_cipher_get_block_size (gnutls_cipher_algorithm_t algorithm)
 
 }
 
+/**
+ * gnutls_cipher_get_tag_size:
+ * @algorithm: is an encryption algorithm
+ *
+ * Returns: the tag size of the authenticated encryption algorithm.
+ *
+ * Since: 3.2.2
+ **/
+int
+gnutls_cipher_get_tag_size (gnutls_cipher_algorithm_t algorithm)
+{
+  return _gnutls_cipher_get_tag_size(cipher_to_entry(algorithm));
+}
+
 /**
  * gnutls_cipher_get_iv_size:
  * @algorithm: is an encryption algorithm
diff --git a/lib/includes/gnutls/crypto.h b/lib/includes/gnutls/crypto.h
index ff402fc9ce..44d77f9339 100644
--- a/lib/includes/gnutls/crypto.h
+++ b/lib/includes/gnutls/crypto.h
@@ -53,7 +53,7 @@ extern "C"
   void gnutls_cipher_deinit (gnutls_cipher_hd_t handle);
   int gnutls_cipher_get_block_size (gnutls_cipher_algorithm_t algorithm);
   int gnutls_cipher_get_iv_size (gnutls_cipher_algorithm_t algorithm);
-
+  int gnutls_cipher_get_tag_size (gnutls_cipher_algorithm_t algorithm);
 
   typedef struct hash_hd_st *gnutls_hash_hd_t;
   typedef struct hmac_hd_st *gnutls_hmac_hd_t;
diff --git a/lib/libgnutls.map b/lib/libgnutls.map
index f7a41db334..5bd384c72f 100644
--- a/lib/libgnutls.map
+++ b/lib/libgnutls.map
@@ -912,6 +912,7 @@ GNUTLS_3_1_0 {
 	gnutls_alpn_set_protocols;
 	gnutls_session_set_id;
 	gnutls_certificate_set_trust_list;
+	gnutls_cipher_get_tag_size;
 } GNUTLS_3_0_0;
 
 GNUTLS_PRIVATE {