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32 lines
698 B
32 lines
698 B
8 years ago
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/* sha1.h */
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#ifndef SHA1_H
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#define SHA1_H
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#include "ustd.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define sha1_block_size 64
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#define sha1_hash_size 20
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/* algorithm context */
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typedef struct sha1_ctx
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{
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unsigned char message[sha1_block_size]; /* 512-bit buffer for leftovers */
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uint64_t length; /* number of processed bytes */
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unsigned hash[5]; /* 160-bit algorithm internal hashing state */
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} sha1_ctx;
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/* hash functions */
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void rhash_sha1_init(sha1_ctx *ctx);
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void rhash_sha1_update(sha1_ctx *ctx, const unsigned char* msg, size_t size);
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void rhash_sha1_final(sha1_ctx *ctx, unsigned char* result);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif /* __cplusplus */
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#endif /* SHA1_H */
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