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/* sha.h sha512 and sha384 hash functions */
#ifndef SHA512_H
#define SHA512_H
#include "ustd.h"
#ifdef __cplusplus
extern "C" {
#endif
#define sha512_block_size 128
#define sha512_hash_size 64
#define sha384_hash_size 48
/* algorithm context */
typedef struct sha512_ctx
{
uint64_t message[16]; /* 1024-bit buffer for leftovers */
uint64_t length; /* number of processed bytes */
uint64_t hash[8]; /* 512-bit algorithm internal hashing state */
unsigned digest_length; /* length of the algorithm digest in bytes */
} sha512_ctx;
void rhash_sha384_init(sha512_ctx *ctx);
void rhash_sha512_init(sha512_ctx *ctx);
void rhash_sha512_update(sha512_ctx *ctx, const unsigned char* data, size_t length);
void rhash_sha512_final(sha512_ctx *ctx, unsigned char* result);
#ifdef __cplusplus
} /* extern "C" */
#endif /* __cplusplus */
#endif /* SHA512_H */
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