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- /**
- * @file re_sha.h Interface to SHA (Secure Hash Standard) functions
- *
- * Copyright (C) 2010 Creytiv.com
- */
- #ifndef SHA_H_
- #define SHA_H_ (1)
- #ifdef USE_OPENSSL
- #include <openssl/sha.h>
- #else
- /* public api for steve reid's public domain SHA-1 implementation */
- /* this file is in the public domain */
- /** SHA-1 Context */
- typedef struct {
- uint32_t state[5];
- /**< Context state */
- uint32_t count[2];
- /**< Counter */
- uint8_t buffer[64]; /**< SHA-1 buffer */
- } SHA1_CTX;
- /** SHA-1 Context (OpenSSL compat) */
- typedef SHA1_CTX SHA_CTX;
- /** SHA-1 Digest size in bytes */
- #define SHA1_DIGEST_SIZE 20
- /** SHA-1 Digest size in bytes (OpenSSL compat) */
- #define SHA_DIGEST_LENGTH SHA1_DIGEST_SIZE
- void SHA1_Init(SHA1_CTX *context);
- void SHA1_Update(SHA1_CTX *context, const void *p, size_t len);
- void SHA1_Final(uint8_t digest[SHA1_DIGEST_SIZE], SHA1_CTX *context);
- #endif
- #endif // SHA_H_
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