1 /*	$NetBSD: sha1.h,v 1.13 2005/12/26 18:41:36 perry 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/types.h>
13 #include <stdint.h>
14 
15 #ifdef _WIN32
16 typedef unsigned char u_char;
17 typedef unsigned int uint32_t;
18 typedef unsigned int u_int32_t;
19 typedef unsigned int u_int;
20 
21 #define __BEGIN_DECLS
22 #define __END_DECLS
23 #else
24 #include <sys/cdefs.h>
25 #endif
26 
27 #define SHA1_DIGEST_LENGTH		20
28 #define SHA1_DIGEST_STRING_LENGTH	41
29 
30 typedef struct {
31 	uint32_t state[5];
32 	uint32_t count[2];
33 	u_char buffer[64];
34 } SHA1_CTX;
35 
36 __BEGIN_DECLS
37 void	SHA1Transform(uint32_t[5], const u_char[64]);
38 void	SHA1Init(SHA1_CTX *);
39 void	SHA1Update(SHA1_CTX *, const u_char *, u_int);
40 void	SHA1Final(u_char[SHA1_DIGEST_LENGTH], SHA1_CTX *);
41 __END_DECLS
42 
43 #endif /* _SYS_SHA1_H_ */
44