return SHA512_End(&ctx, digest);
}
-/* $NetBSD: sha2hl.c,v 1.7 2007/07/31 13:17:34 joerg Exp $ */
-
-/*
- * sha2hl.c
- * This code includes some functions taken from sha2.c, hence the
- * following licence reproduction.
- *
- * This code is not a verbatim copy, since some routines have been added,
- * and some bugs have been fixed.
- *
- * Version 1.0.0beta1
- *
- * Written by Aaron D. Gifford <me@aarongifford.com>
- *
- * Copyright 2000 Aaron D. Gifford. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the copyright holder nor the names of contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) AND CONTRIBUTOR(S) ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) OR CONTRIBUTOR(S) BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-
-#include <errno.h>
-#include <fcntl.h>
-#include <assert.h>
-#include <minix/sha2.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-#ifndef _DIAGASSERT
-#define _DIAGASSERT(cond) assert(cond)
-#endif
-
-#ifndef MEMSET_BZERO
-#define MEMSET_BZERO(p,l) memset((p), 0, (l))
-#endif
-
-/*
- * Constant used by SHA256/384/512_End() functions for converting the
- * digest to a readable hexadecimal character string:
- */
-static const char sha2_hex_digits[] = "0123456789abcdef";
-
-char *
-SHA256_File(char *filename, char *buf)
-{
- unsigned char buffer[SHA256_DIGEST_STRING_LENGTH];
- SHA256_CTX ctx;
- int fd, num, oerrno;
-
- _DIAGASSERT(filename != NULL);
- /* XXX: buf may be NULL ? */
-
- SHA256_Init(&ctx);
-
- if ((fd = open(filename, O_RDONLY)) < 0)
- return (0);
-
- while ((num = read(fd, buffer, sizeof(buffer))) > 0)
- SHA256_Update(&ctx, buffer, (size_t) num);
-
- oerrno = errno;
- close(fd);
- errno = oerrno;
- return (num < 0 ? 0 : SHA256_End(&ctx, buf));
-}
-
-
-char *
-SHA256_End(SHA256_CTX *ctx, char buffer[SHA256_DIGEST_STRING_LENGTH])
-{
- unsigned char digest[SHA256_DIGEST_LENGTH], *d = digest;
- unsigned char *ret;
- int i;
-
- /* Sanity check: */
- assert(ctx != NULL);
-
- if ((ret = (unsigned char *)buffer) != NULL) {
- SHA256_Final(digest, ctx);
-
- for (i = 0; i < SHA256_DIGEST_LENGTH; i++) {
- *buffer++ = sha2_hex_digits[(*d & 0xf0) >> 4];
- *buffer++ = sha2_hex_digits[*d & 0x0f];
- d++;
- }
- *buffer = (char) 0;
- } else {
- (void) MEMSET_BZERO(ctx, sizeof(SHA256_CTX));
- }
- (void) MEMSET_BZERO(digest, SHA256_DIGEST_LENGTH);
- return (char *)ret;
-}
-
-char *
-SHA256_Data(const uint8_t * data, size_t len, unsigned char digest[SHA256_DIGEST_STRING_LENGTH])
-{
- SHA256_CTX ctx;
-
- SHA256_Init(&ctx);
- SHA256_Update(&ctx, data, len);
- return SHA256_End(&ctx, (char *)digest);
-}
-
-char *
-SHA384_File(char *filename, char *buf)
-{
- SHA384_CTX ctx;
- unsigned char buffer[SHA384_DIGEST_STRING_LENGTH];
- int fd, num, oerrno;
-
- _DIAGASSERT(filename != NULL);
- /* XXX: buf may be NULL ? */
-
- SHA384_Init(&ctx);
-
- if ((fd = open(filename, O_RDONLY)) < 0)
- return (0);
-
- while ((num = read(fd, buffer, sizeof(buffer))) > 0)
- SHA384_Update(&ctx, buffer, (size_t) num);
-
- oerrno = errno;
- close(fd);
- errno = oerrno;
- return (num < 0 ? 0 : SHA384_End(&ctx, buf));
-}
-
-char *
-SHA384_End(SHA384_CTX * ctx, char buffer[SHA384_DIGEST_STRING_LENGTH])
-{
- unsigned char digest[SHA384_DIGEST_LENGTH], *d = digest;
- unsigned char *ret;
- int i;
-
- /* Sanity check: */
- assert(ctx != NULL);
-
- if ((ret = (unsigned char *)buffer) != NULL) {
- SHA384_Final(digest, ctx);
-
- for (i = 0; i < SHA384_DIGEST_LENGTH; i++) {
- *buffer++ = sha2_hex_digits[(*d & 0xf0) >> 4];
- *buffer++ = sha2_hex_digits[*d & 0x0f];
- d++;
- }
- *buffer = (char) 0;
- } else {
- (void) MEMSET_BZERO(ctx, sizeof(SHA384_CTX));
- }
- (void) MEMSET_BZERO(digest, SHA384_DIGEST_LENGTH);
- return (char *)ret;
-}
-
-char *
-SHA384_Data(const uint8_t* data, size_t len, char digest[SHA384_DIGEST_STRING_LENGTH])
-{
- SHA384_CTX ctx;
-
- SHA384_Init(&ctx);
- SHA384_Update(&ctx, data, len);
- return SHA384_End(&ctx, digest);
-}
-
-char *
-SHA512_File(char *filename, char *buf)
-{
- SHA512_CTX ctx;
- unsigned char buffer[SHA512_DIGEST_STRING_LENGTH];
- int fd, num, oerrno;
-
- _DIAGASSERT(filename != NULL);
- /* XXX: buf may be NULL ? */
-
- SHA512_Init(&ctx);
-
- if ((fd = open(filename, O_RDONLY)) < 0)
- return (0);
-
- while ((num = read(fd, buffer, sizeof(buffer))) > 0)
- SHA512_Update(&ctx, buffer, (size_t) num);
-
- oerrno = errno;
- close(fd);
- errno = oerrno;
- return (num < 0 ? 0 : SHA512_End(&ctx, buf));
-}
-
-char *
-SHA512_End(SHA512_CTX * ctx, char buffer[SHA512_DIGEST_STRING_LENGTH])
-{
- unsigned char digest[SHA512_DIGEST_LENGTH], *d = digest;
- unsigned char *ret;
- int i;
-
- /* Sanity check: */
- assert(ctx != NULL);
-
- if ((ret = (unsigned char *)buffer) != NULL) {
- SHA512_Final(digest, ctx);
-
- for (i = 0; i < SHA512_DIGEST_LENGTH; i++) {
- *buffer++ = sha2_hex_digits[(*d & 0xf0) >> 4];
- *buffer++ = sha2_hex_digits[*d & 0x0f];
- d++;
- }
- *buffer = (char) 0;
- } else {
- (void) MEMSET_BZERO(ctx, sizeof(SHA512_CTX));
- }
- (void) MEMSET_BZERO(digest, SHA512_DIGEST_LENGTH);
- return (char *)ret;
-}
-
-char *
-SHA512_Data(const uint8_t * data, size_t len, char *digest)
-{
- SHA512_CTX ctx;
-
- SHA512_Init(&ctx);
- SHA512_Update(&ctx, data, len);
- return SHA512_End(&ctx, digest);
-}
-
-