/* * 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_ */