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