-/*
- * Copyright (c) 1999-2001,2005-2007,2010-2011 Apple Inc. All Rights Reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-
-/*
- * tls_digest.h - HashReference declarations
- */
-
-#ifndef _TLS_DIGEST_H_
-#define _TLS_DIGEST_H_ 1
-
-#include "sslTypes.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/*
- * These numbers show up all over the place...might as well hard code 'em once.
- */
-#define SSL_MD5_DIGEST_LEN 16
-#define SSL_SHA1_DIGEST_LEN 20
-#define SSL_SHA256_DIGEST_LEN 32
-#define SSL_SHA384_DIGEST_LEN 48
-#define SSL_MAX_DIGEST_LEN 48 /* >= SSL_MD5_DIGEST_LEN + SSL_SHA1_DIGEST_LEN */
-
-#define MAX_MAC_PADDING 48 /* MD5 MAC padding size = 48 bytes */
-
-extern const uint8_t SSLMACPad1[], SSLMACPad2[];
-
-typedef int (*HashInit)(SSLBuffer *digestCtx);
-typedef int (*HashUpdate)(SSLBuffer *digestCtx, const SSLBuffer *data);
-/* HashFinal also does HashClose */
-typedef int (*HashFinal)(SSLBuffer *digestCtx, SSLBuffer *digest);
-typedef int (*HashClose)(SSLBuffer *digestCtx);
-typedef int (*HashClone)(const SSLBuffer *src, SSLBuffer *dest);
-
-typedef struct
-{
- uint32_t digestSize;
- uint32_t macPadSize;
- uint32_t contextSize;
- HashInit init;
- HashUpdate update;
- HashFinal final;
- HashClose close;
- HashClone clone;
-} HashReference;
-
-extern const HashReference SSLHashNull;
-extern const HashReference SSLHashMD5;
-extern const HashReference SSLHashSHA1;
-extern const HashReference SSLHashSHA256;
-extern const HashReference SSLHashSHA384;
-
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _TLS_DIGEST_H_ */