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- /* $OpenBSD: sha1.h,v 1.1 2012/10/09 12:36:50 jsing Exp $ */
- /*
- * SHA-1 in C
- * By Steve Reid <steve@edmweb.com>
- * 100% Public Domain
- */
- #ifndef _SHA1_H_
- #define _SHA1_H_
- #define SHA1_BLOCK_LENGTH 64
- #define SHA1_DIGEST_LENGTH 20
- typedef struct {
- u_int32_t state[5];
- u_int64_t count;
- unsigned char buffer[SHA1_BLOCK_LENGTH];
- } SHA1_CTX;
- void SHA1Init(SHA1_CTX * context);
- void SHA1Transform(u_int32_t state[5], const unsigned char buffer[SHA1_BLOCK_LENGTH]);
- void SHA1Update(SHA1_CTX *context, const unsigned char *data, unsigned int len);
- void SHA1Final(unsigned char digest[SHA1_DIGEST_LENGTH], SHA1_CTX *context);
- #endif /* _SHA1_H_ */
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