1*2c2f96dcSApple OSS Distributions /* 2*2c2f96dcSApple OSS Distributions * copyright (c) 2012 apple computer, inc. all rights reserved. 3*2c2f96dcSApple OSS Distributions * 4*2c2f96dcSApple OSS Distributions * @apple_osreference_license_header_start@ 5*2c2f96dcSApple OSS Distributions * 6*2c2f96dcSApple OSS Distributions * this file contains original code and/or modifications of original code 7*2c2f96dcSApple OSS Distributions * as defined in and that are subject to the apple public source license 8*2c2f96dcSApple OSS Distributions * version 2.0 (the 'license'). you may not use this file except in 9*2c2f96dcSApple OSS Distributions * compliance with the license. the rights granted to you under the license 10*2c2f96dcSApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*2c2f96dcSApple OSS Distributions * unlawful or unlicensed copies of an apple operating system, or to 12*2c2f96dcSApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*2c2f96dcSApple OSS Distributions * terms of an apple operating system software license agreement. 14*2c2f96dcSApple OSS Distributions * 15*2c2f96dcSApple OSS Distributions * please obtain a copy of the license at 16*2c2f96dcSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*2c2f96dcSApple OSS Distributions * 18*2c2f96dcSApple OSS Distributions * the original code and all software distributed under the license are 19*2c2f96dcSApple OSS Distributions * distributed on an 'as is' basis, without warranty of any kind, either 20*2c2f96dcSApple OSS Distributions * express or implied, and apple hereby disclaims all such warranties, 21*2c2f96dcSApple OSS Distributions * including without limitation, any warranties of merchantability, 22*2c2f96dcSApple OSS Distributions * fitness for a particular purpose, quiet enjoyment or non-infringement. 23*2c2f96dcSApple OSS Distributions * please see the license for the specific language governing rights and 24*2c2f96dcSApple OSS Distributions * limitations under the license. 25*2c2f96dcSApple OSS Distributions * 26*2c2f96dcSApple OSS Distributions * @apple_osreference_license_header_end@ 27*2c2f96dcSApple OSS Distributions */ 28*2c2f96dcSApple OSS Distributions 29*2c2f96dcSApple OSS Distributions #ifndef _CRYPTO_SHA2_H__ 30*2c2f96dcSApple OSS Distributions #define _CRYPTO_SHA2_H__ 31*2c2f96dcSApple OSS Distributions 32*2c2f96dcSApple OSS Distributions #ifdef __cplusplus 33*2c2f96dcSApple OSS Distributions extern "C" { 34*2c2f96dcSApple OSS Distributions #endif 35*2c2f96dcSApple OSS Distributions 36*2c2f96dcSApple OSS Distributions #include <corecrypto/ccsha2.h> 37*2c2f96dcSApple OSS Distributions 38*2c2f96dcSApple OSS Distributions /*** SHA-256/384/512 Various Length Definitions ***********************/ 39*2c2f96dcSApple OSS Distributions #define SHA256_BLOCK_LENGTH CCSHA256_BLOCK_SIZE 40*2c2f96dcSApple OSS Distributions #define SHA256_DIGEST_LENGTH CCSHA256_OUTPUT_SIZE 41*2c2f96dcSApple OSS Distributions #define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1) 42*2c2f96dcSApple OSS Distributions #define SHA384_BLOCK_LENGTH CCSHA512_BLOCK_SIZE 43*2c2f96dcSApple OSS Distributions #define SHA384_DIGEST_LENGTH CCSHA384_OUTPUT_SIZE 44*2c2f96dcSApple OSS Distributions #define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1) 45*2c2f96dcSApple OSS Distributions #define SHA512_BLOCK_LENGTH CCSHA512_BLOCK_SIZE 46*2c2f96dcSApple OSS Distributions #define SHA512_DIGEST_LENGTH CCSHA512_OUTPUT_SIZE 47*2c2f96dcSApple OSS Distributions #define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1) 48*2c2f96dcSApple OSS Distributions 49*2c2f96dcSApple OSS Distributions typedef struct { 50*2c2f96dcSApple OSS Distributions ccdigest_ctx_decl(CCSHA256_STATE_SIZE, CCSHA256_BLOCK_SIZE, ctx); 51*2c2f96dcSApple OSS Distributions } SHA256_CTX; 52*2c2f96dcSApple OSS Distributions 53*2c2f96dcSApple OSS Distributions typedef struct SHA512_CTX { 54*2c2f96dcSApple OSS Distributions ccdigest_ctx_decl(CCSHA512_STATE_SIZE, CCSHA512_BLOCK_SIZE, ctx); 55*2c2f96dcSApple OSS Distributions } SHA512_CTX; 56*2c2f96dcSApple OSS Distributions 57*2c2f96dcSApple OSS Distributions typedef SHA512_CTX SHA384_CTX; 58*2c2f96dcSApple OSS Distributions 59*2c2f96dcSApple OSS Distributions /*** SHA-256/384/512 Function Prototypes ******************************/ 60*2c2f96dcSApple OSS Distributions 61*2c2f96dcSApple OSS Distributions void SHA256_Init(SHA256_CTX *ctx); 62*2c2f96dcSApple OSS Distributions void SHA256_Update(SHA256_CTX *ctx, const void *data, size_t len); 63*2c2f96dcSApple OSS Distributions void SHA256_Final(void *digest, SHA256_CTX *ctx); 64*2c2f96dcSApple OSS Distributions 65*2c2f96dcSApple OSS Distributions void SHA384_Init(SHA384_CTX *ctx); 66*2c2f96dcSApple OSS Distributions void SHA384_Update(SHA384_CTX *ctx, const void *data, size_t len); 67*2c2f96dcSApple OSS Distributions void SHA384_Final(void *digest, SHA384_CTX *ctx); 68*2c2f96dcSApple OSS Distributions 69*2c2f96dcSApple OSS Distributions void SHA512_Init(SHA512_CTX *ctx); 70*2c2f96dcSApple OSS Distributions void SHA512_Update(SHA512_CTX *ctx, const void *data, size_t len); 71*2c2f96dcSApple OSS Distributions void SHA512_Final(void *digest, SHA512_CTX *ctx); 72*2c2f96dcSApple OSS Distributions 73*2c2f96dcSApple OSS Distributions #ifdef __cplusplus 74*2c2f96dcSApple OSS Distributions } 75*2c2f96dcSApple OSS Distributions #endif /* __cplusplus */ 76*2c2f96dcSApple OSS Distributions 77*2c2f96dcSApple OSS Distributions #endif /* _CRYPTO_SHA2_H__ */ 78