src/include/sha2.h - diff

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version 1.8, 2012/12/05 23:19:57

version 1.9, 2013/04/15 15:54:17

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/*** SHA-256/384/512 Various Length Definitions ***********************/

#define SHA224_BLOCK_LENGTH 64

#define SHA224_DIGEST_LENGTH 28

#define SHA224_DIGEST_STRING_LENGTH (SHA224_DIGEST_LENGTH * 2 + 1)

#define SHA256_BLOCK_LENGTH 64

#define SHA256_DIGEST_LENGTH 32

#define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1)

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#define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1)

/*** SHA-256/384/512 Context Structure *******************************/

/*** SHA-224/256/384/512 Context Structure *******************************/

typedef struct _SHA2_CTX {

union {

u_int32_t st32[8];

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} SHA2_CTX;

__BEGIN_DECLS

void SHA224Init(SHA2_CTX *);

void SHA224Transform(u_int32_t state[8], const u_int8_t [SHA224_BLOCK_LENGTH]);

void SHA224Update(SHA2_CTX *, const u_int8_t *, size_t)

__attribute__((__bounded__(__string__,2,3)));

void SHA224Pad(SHA2_CTX *);

void SHA224Final(u_int8_t [SHA224_DIGEST_LENGTH], SHA2_CTX *)

__attribute__((__bounded__(__minbytes__,1,SHA224_DIGEST_LENGTH)));

char *SHA224End(SHA2_CTX *, char *)

__attribute__((__bounded__(__minbytes__,2,SHA224_DIGEST_STRING_LENGTH)));

char *SHA224File(const char *, char *)

__attribute__((__bounded__(__minbytes__,2,SHA224_DIGEST_STRING_LENGTH)));

char *SHA224FileChunk(const char *, char *, off_t, off_t)

__attribute__((__bounded__(__minbytes__,2,SHA224_DIGEST_STRING_LENGTH)));

char *SHA224Data(const u_int8_t *, size_t, char *)

__attribute__((__bounded__(__string__,1,2)))

__attribute__((__bounded__(__minbytes__,3,SHA224_DIGEST_STRING_LENGTH)));

void SHA256Init(SHA2_CTX *);

void SHA256Transform(u_int32_t state[8], const u_int8_t [SHA256_BLOCK_LENGTH]);

void SHA256Update(SHA2_CTX *, const u_int8_t *, size_t)