1/* $NetBSD: sha1.h,v 1.16 2023/08/01 07:04:16 mrg Exp $ */
2
3/*
4 * SHA-1 in C
5 * By Steve Reid <steve@edmweb.com>
6 * 100% Public Domain
7 */
8
9#ifndef _SYS_SHA1_H_
10#define _SYS_SHA1_H_
11
12#include <sys/cdefs.h>
13#include <sys/types.h>
14
15#define SHA1_DIGEST_LENGTH 20
16#define SHA1_DIGEST_STRING_LENGTH 41
17#define SHA1_BLOCK_LENGTH 64
18
19typedef struct {
20 uint32_t state[5];
21 uint32_t count[2];
22 uint8_t buffer[SHA1_BLOCK_LENGTH];
23} SHA1_CTX;
24
25__BEGIN_DECLS
26void SHA1Transform(uint32_t[5], const uint8_t[64]);
27void SHA1Init(SHA1_CTX *);
28void SHA1Update(SHA1_CTX *, const uint8_t *, unsigned int);
29void SHA1Final(uint8_t[SHA1_DIGEST_LENGTH], SHA1_CTX *);
30#ifndef _KERNEL
31char *SHA1End(SHA1_CTX *, char[SHA1_DIGEST_STRING_LENGTH]);
32char *SHA1FileChunk(const char *, char *, off_t, off_t);
33char *SHA1File(const char *, char *);
34char *SHA1Data(const uint8_t *, size_t, char[SHA1_DIGEST_STRING_LENGTH]);
35#endif /* _KERNEL */
36__END_DECLS
37
38#endif /* _SYS_SHA1_H_ */