1*f6217f89SApple OSS Distributions /* 2*f6217f89SApple OSS Distributions * copyright (c) 2012 apple computer, inc. all rights reserved. 3*f6217f89SApple OSS Distributions * 4*f6217f89SApple OSS Distributions * @apple_osreference_license_header_start@ 5*f6217f89SApple OSS Distributions * 6*f6217f89SApple OSS Distributions * this file contains original code and/or modifications of original code 7*f6217f89SApple OSS Distributions * as defined in and that are subject to the apple public source license 8*f6217f89SApple OSS Distributions * version 2.0 (the 'license'). you may not use this file except in 9*f6217f89SApple OSS Distributions * compliance with the license. the rights granted to you under the license 10*f6217f89SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*f6217f89SApple OSS Distributions * unlawful or unlicensed copies of an apple operating system, or to 12*f6217f89SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*f6217f89SApple OSS Distributions * terms of an apple operating system software license agreement. 14*f6217f89SApple OSS Distributions * 15*f6217f89SApple OSS Distributions * please obtain a copy of the license at 16*f6217f89SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*f6217f89SApple OSS Distributions * 18*f6217f89SApple OSS Distributions * the original code and all software distributed under the license are 19*f6217f89SApple OSS Distributions * distributed on an 'as is' basis, without warranty of any kind, either 20*f6217f89SApple OSS Distributions * express or implied, and apple hereby disclaims all such warranties, 21*f6217f89SApple OSS Distributions * including without limitation, any warranties of merchantability, 22*f6217f89SApple OSS Distributions * fitness for a particular purpose, quiet enjoyment or non-infringement. 23*f6217f89SApple OSS Distributions * please see the license for the specific language governing rights and 24*f6217f89SApple OSS Distributions * limitations under the license. 25*f6217f89SApple OSS Distributions * 26*f6217f89SApple OSS Distributions * @apple_osreference_license_header_end@ 27*f6217f89SApple OSS Distributions */ 28*f6217f89SApple OSS Distributions 29*f6217f89SApple OSS Distributions #ifndef _CRYPTO_SHA2_H__ 30*f6217f89SApple OSS Distributions #define _CRYPTO_SHA2_H__ 31*f6217f89SApple OSS Distributions 32*f6217f89SApple OSS Distributions #ifdef __cplusplus 33*f6217f89SApple OSS Distributions extern "C" { 34*f6217f89SApple OSS Distributions #endif 35*f6217f89SApple OSS Distributions 36*f6217f89SApple OSS Distributions #include <corecrypto/ccsha2.h> 37*f6217f89SApple OSS Distributions 38*f6217f89SApple OSS Distributions /*** SHA-256/384/512 Various Length Definitions ***********************/ 39*f6217f89SApple OSS Distributions #define SHA256_BLOCK_LENGTH CCSHA256_BLOCK_SIZE 40*f6217f89SApple OSS Distributions #define SHA256_DIGEST_LENGTH CCSHA256_OUTPUT_SIZE 41*f6217f89SApple OSS Distributions #define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1) 42*f6217f89SApple OSS Distributions #define SHA384_BLOCK_LENGTH CCSHA512_BLOCK_SIZE 43*f6217f89SApple OSS Distributions #define SHA384_DIGEST_LENGTH CCSHA384_OUTPUT_SIZE 44*f6217f89SApple OSS Distributions #define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1) 45*f6217f89SApple OSS Distributions #define SHA512_BLOCK_LENGTH CCSHA512_BLOCK_SIZE 46*f6217f89SApple OSS Distributions #define SHA512_DIGEST_LENGTH CCSHA512_OUTPUT_SIZE 47*f6217f89SApple OSS Distributions #define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1) 48*f6217f89SApple OSS Distributions 49*f6217f89SApple OSS Distributions typedef struct { 50*f6217f89SApple OSS Distributions ccdigest_ctx_decl(CCSHA256_STATE_SIZE, CCSHA256_BLOCK_SIZE, ctx); 51*f6217f89SApple OSS Distributions } SHA256_CTX; 52*f6217f89SApple OSS Distributions 53*f6217f89SApple OSS Distributions typedef struct SHA512_CTX { 54*f6217f89SApple OSS Distributions ccdigest_ctx_decl(CCSHA512_STATE_SIZE, CCSHA512_BLOCK_SIZE, ctx); 55*f6217f89SApple OSS Distributions } SHA512_CTX; 56*f6217f89SApple OSS Distributions 57*f6217f89SApple OSS Distributions typedef SHA512_CTX SHA384_CTX; 58*f6217f89SApple OSS Distributions 59*f6217f89SApple OSS Distributions /*** SHA-256/384/512 Function Prototypes ******************************/ 60*f6217f89SApple OSS Distributions 61*f6217f89SApple OSS Distributions void SHA256_Init(SHA256_CTX *ctx); 62*f6217f89SApple OSS Distributions void SHA256_Update(SHA256_CTX *ctx, const void *data, size_t len); 63*f6217f89SApple OSS Distributions void SHA256_Final(void *digest, SHA256_CTX *ctx); 64*f6217f89SApple OSS Distributions 65*f6217f89SApple OSS Distributions void SHA384_Init(SHA384_CTX *ctx); 66*f6217f89SApple OSS Distributions void SHA384_Update(SHA384_CTX *ctx, const void *data, size_t len); 67*f6217f89SApple OSS Distributions void SHA384_Final(void *digest, SHA384_CTX *ctx); 68*f6217f89SApple OSS Distributions 69*f6217f89SApple OSS Distributions void SHA512_Init(SHA512_CTX *ctx); 70*f6217f89SApple OSS Distributions void SHA512_Update(SHA512_CTX *ctx, const void *data, size_t len); 71*f6217f89SApple OSS Distributions void SHA512_Final(void *digest, SHA512_CTX *ctx); 72*f6217f89SApple OSS Distributions 73*f6217f89SApple OSS Distributions #ifdef __cplusplus 74*f6217f89SApple OSS Distributions } 75*f6217f89SApple OSS Distributions #endif /* __cplusplus */ 76*f6217f89SApple OSS Distributions 77*f6217f89SApple OSS Distributions #endif /* _CRYPTO_SHA2_H__ */ 78