From 5fadb08d38ff8d49554fe432c1abc81da4cdd69a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= <lha@kth.se>
Date: Sat, 16 Aug 2008 23:00:59 +0000
Subject: [PATCH] break out the hcrypto part

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@23550 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/hcrypto/evp.c | 88 ++---------------------------------------------
 1 file changed, 3 insertions(+), 85 deletions(-)

diff --git a/lib/hcrypto/evp.c b/lib/hcrypto/evp.c
index cff643584..774e0ec5a 100644
--- a/lib/hcrypto/evp.c
+++ b/lib/hcrypto/evp.c
@@ -49,7 +49,6 @@ RCSID("$Id$");
 
 #include <krb5-types.h>
 
-#include <aes.h>
 #include "camellia.h"
 #include <des.h>
 #include <sha.h>
@@ -1124,42 +1123,6 @@ EVP_des_ede3_cbc(void)
     return &des_ede3_cbc;
 }
 
-/*
- *
- */
-
-static int
-aes_init(EVP_CIPHER_CTX *ctx,
-	 const unsigned char * key,
-	 const unsigned char * iv,
-	 int encp)
-{
-    AES_KEY *k = ctx->cipher_data;
-    if (ctx->encrypt)
-	AES_set_encrypt_key(key, ctx->cipher->key_len * 8, k);
-    else
-	AES_set_decrypt_key(key, ctx->cipher->key_len * 8, k);
-    return 1;
-}
-
-static int
-aes_do_cipher(EVP_CIPHER_CTX *ctx,
-	      unsigned char *out,
-	      const unsigned char *in,
-	      unsigned int size)
-{
-    AES_KEY *k = ctx->cipher_data;
-    AES_cbc_encrypt(in, out, size, k, ctx->iv, ctx->encrypt);
-    return 1;
-}
-
-static int
-aes_cleanup(EVP_CIPHER_CTX *ctx)
-{
-    memset(ctx->cipher_data, 0, sizeof(AES_KEY));
-    return 1;
-}
-
 /**
  * The AES-128 cipher type
  *
@@ -1171,22 +1134,7 @@ aes_cleanup(EVP_CIPHER_CTX *ctx)
 const EVP_CIPHER *
 EVP_aes_128_cbc(void)
 {
-    static const EVP_CIPHER aes_128_cbc = {
-	0,
-	16,
-	16,
-	16,
-	EVP_CIPH_CBC_MODE,
-	aes_init,
-	aes_do_cipher,
-	aes_cleanup,
-	sizeof(AES_KEY),
-	NULL,
-	NULL,
-	NULL,
-	NULL
-    };
-    return &aes_128_cbc;
+    return EVP_hcrypto_aes_128_cbc();
 }
 
 /**
@@ -1200,22 +1148,7 @@ EVP_aes_128_cbc(void)
 const EVP_CIPHER *
 EVP_aes_192_cbc(void)
 {
-    static const EVP_CIPHER aes_192_cbc = {
-	0,
-	16,
-	24,
-	16,
-	EVP_CIPH_CBC_MODE,
-	aes_init,
-	aes_do_cipher,
-	aes_cleanup,
-	sizeof(AES_KEY),
-	NULL,
-	NULL,
-	NULL,
-	NULL
-    };
-    return &aes_192_cbc;
+    return EVP_hcrypto_aes_192_cbc();
 }
 
 /**
@@ -1229,22 +1162,7 @@ EVP_aes_192_cbc(void)
 const EVP_CIPHER *
 EVP_aes_256_cbc(void)
 {
-    static const EVP_CIPHER aes_256_cbc = {
-	0,
-	16,
-	32,
-	16,
-	EVP_CIPH_CBC_MODE,
-	aes_init,
-	aes_do_cipher,
-	aes_cleanup,
-	sizeof(AES_KEY),
-	NULL,
-	NULL,
-	NULL,
-	NULL
-    };
-    return &aes_256_cbc;
+    return EVP_hcrypto_aes_256_cbc();
 }
 
 static int