diff src/modes/ecb/ecb_start.c @ 280:59400faa4b44 libtomcrypt-orig libtomcrypt-1.05

Re-import libtomcrypt 1.05 for cleaner propagating. From crypt-1.05.tar.bz2, SHA1 of 88250202bb51570dc64f7e8f1c943cda9479258f
author Matt Johnston <matt@ucc.asn.au>
date Wed, 08 Mar 2006 12:58:00 +0000
parents
children d5faf4814ddb
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/modes/ecb/ecb_start.c	Wed Mar 08 12:58:00 2006 +0000
@@ -0,0 +1,48 @@
+/* LibTomCrypt, modular cryptographic library -- Tom St Denis
+ *
+ * LibTomCrypt is a library that provides various cryptographic
+ * algorithms in a highly modular and flexible manner.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ *
+ * Tom St Denis, [email protected], http://libtomcrypt.org
+ */
+#include "tomcrypt.h"
+
+/**
+   @file ecb_start.c
+   ECB implementation, start chain, Tom St Denis
+*/
+
+
+#ifdef ECB
+
+/**
+   Initialize a ECB context
+   @param cipher      The index of the cipher desired
+   @param key         The secret key 
+   @param keylen      The length of the secret key (octets)
+   @param num_rounds  Number of rounds in the cipher desired (0 for default)
+   @param ecb         The ECB state to initialize
+   @return CRYPT_OK if successful
+*/
+int ecb_start(int cipher, const unsigned char *key, int keylen, int num_rounds, symmetric_ECB *ecb)
+{
+   int err;
+   LTC_ARGCHK(key != NULL);
+   LTC_ARGCHK(ecb != NULL);
+
+   if ((err = cipher_is_valid(cipher)) != CRYPT_OK) {
+      return err;
+   }
+   ecb->cipher = cipher;
+   ecb->blocklen = cipher_descriptor[cipher].block_length;
+   return cipher_descriptor[cipher].setup(key, keylen, num_rounds, &ecb->key);
+}
+
+#endif
+
+/* $Source: /cvs/libtom/libtomcrypt/src/modes/ecb/ecb_start.c,v $ */
+/* $Revision: 1.3 $ */
+/* $Date: 2005/05/05 14:35:59 $ */