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Revision 1.23, Tue Jun 22 01:57:30 2004 UTC (19 years, 11 months ago) by jfb
Branch: MAIN
CVS Tags: OPENBSD_5_2_BASE, OPENBSD_5_2, OPENBSD_5_1_BASE, OPENBSD_5_1, OPENBSD_5_0_BASE, OPENBSD_5_0, OPENBSD_4_9_BASE, OPENBSD_4_9, OPENBSD_4_8_BASE, OPENBSD_4_8, OPENBSD_4_7_BASE, OPENBSD_4_7, OPENBSD_4_6_BASE, OPENBSD_4_6, OPENBSD_4_5_BASE, OPENBSD_4_5, OPENBSD_4_4_BASE, OPENBSD_4_4, OPENBSD_4_3_BASE, OPENBSD_4_3, OPENBSD_4_2_BASE, OPENBSD_4_2, OPENBSD_4_1_BASE, OPENBSD_4_1, OPENBSD_4_0_BASE, OPENBSD_4_0, OPENBSD_3_9_BASE, OPENBSD_3_9, OPENBSD_3_8_BASE, OPENBSD_3_8, OPENBSD_3_7_BASE, OPENBSD_3_7, OPENBSD_3_6_BASE, OPENBSD_3_6
Changes since 1.22: +3 -3 lines 

Make the `filename' parameter to HASHFile() and HASHFileChunk() const
ok pedro@, millert@

/*	$OpenBSD: sha1.h,v 1.23 2004/06/22 01:57:30 jfb 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
#define	SHA1_DIGEST_STRING_LENGTH	(SHA1_DIGEST_LENGTH * 2 + 1)

typedef struct {
    u_int32_t state[5];
    u_int64_t count;
    u_int8_t buffer[SHA1_BLOCK_LENGTH];
} SHA1_CTX;

#include <sys/cdefs.h>

__BEGIN_DECLS
void SHA1Init(SHA1_CTX *);
void SHA1Pad(SHA1_CTX *);
void SHA1Transform(u_int32_t [5], const u_int8_t [SHA1_BLOCK_LENGTH])
	__attribute__((__bounded__(__minbytes__,1,5)))
	__attribute__((__bounded__(__minbytes__,2,SHA1_BLOCK_LENGTH)));
void SHA1Update(SHA1_CTX *, const u_int8_t *, size_t)
	__attribute__((__bounded__(__string__,2,3)));
void SHA1Final(u_int8_t [SHA1_DIGEST_LENGTH], SHA1_CTX *)
	__attribute__((__bounded__(__minbytes__,1,SHA1_DIGEST_LENGTH)));
char *SHA1End(SHA1_CTX *, char *)
	__attribute__((__bounded__(__minbytes__,2,SHA1_DIGEST_STRING_LENGTH)));
char *SHA1File(const char *, char *)
	__attribute__((__bounded__(__minbytes__,2,SHA1_DIGEST_STRING_LENGTH)));
char *SHA1FileChunk(const char *, char *, off_t, off_t)
	__attribute__((__bounded__(__minbytes__,2,SHA1_DIGEST_STRING_LENGTH)));
char *SHA1Data(const u_int8_t *, size_t, char *)
	__attribute__((__bounded__(__string__,1,2)))
	__attribute__((__bounded__(__minbytes__,3,SHA1_DIGEST_STRING_LENGTH)));
__END_DECLS

#define HTONDIGEST(x) do {                                              \
        x[0] = htonl(x[0]);                                             \
        x[1] = htonl(x[1]);                                             \
        x[2] = htonl(x[2]);                                             \
        x[3] = htonl(x[3]);                                             \
        x[4] = htonl(x[4]); } while (0)

#define NTOHDIGEST(x) do {                                              \
        x[0] = ntohl(x[0]);                                             \
        x[1] = ntohl(x[1]);                                             \
        x[2] = ntohl(x[2]);                                             \
        x[3] = ntohl(x[3]);                                             \
        x[4] = ntohl(x[4]); } while (0)

#endif /* _SHA1_H */