+++ /dev/null
-// $Id: hashcalc-plain.c 2245 2006-01-04 17:28:42Z ensc $ --*- c -*--
-
-// Copyright (C) 2006 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
-//
-// This program is free software; you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation; version 2 of the License.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program; if not, write to the Free Software
-// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
-
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include <beecrypt/beecrypt.h>
-#include <stdbool.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/mman.h>
-
-#define ENSC_TESTSUITE
-#include "lib_internal/coreassert.h"
-
-#define HASH_BLOCKSIZE 0x10000000u
-
-static bool
-convertDigest(char res[], hashFunctionContext * h_ctx)
-{
- static char const HEX_DIGIT[] = "0123456789abcdef";
- size_t d_size = h_ctx->algo->digestsize;
-
- unsigned char digest[d_size];
- size_t out = 0;
-
- if (hashFunctionContextDigest(h_ctx, digest)==-1)
- return false;
-
- for (size_t in=0; in<d_size; ++in) {
- res[out++] = HEX_DIGIT[digest[in] >> 4];
- res[out++] = HEX_DIGIT[digest[in] & 0x0f];
- }
- res[out++] = '\0';
-
- return true;
-}
-
-int main(int UNUSED argc, char *argv[])
-{
- int fd = open(argv[1], O_NOFOLLOW|O_NONBLOCK|O_RDONLY|O_NOCTTY);
- hashFunctionContext hash_context;
- hashFunction const *method;
- struct stat st;
- off_t size;
- loff_t offset = 0;
- char digest[1024];
-
- assert((method = hashFunctionFind(argv[2]))!=0);
- assert(hashFunctionContextInit(&hash_context, method)!=-1);
-
- assert(fstat(fd, &st)!=-1);
- assert(hashFunctionContextReset(&hash_context)!=-1);
-
- size = st.st_size;
-
- while (offset < size) {
- loff_t volatile buf_size = size-offset;
- void const * buf;
- if (buf_size>HASH_BLOCKSIZE) buf_size = HASH_BLOCKSIZE;
-
- assert((buf=mmap(0, buf_size, PROT_READ, MAP_SHARED, fd, offset))!=0);
- offset += buf_size;
- assert(hashFunctionContextUpdate(&hash_context, buf, buf_size)!=-1);
- munmap((void *)(buf), buf_size);
- }
-
- assert(convertDigest(digest, &hash_context));
-
- Vwrite(1, digest, strlen(digest));
- Vwrite(1, "\n", 1);
-
- hashFunctionContextFree(&hash_context);
-
- return 0;
-}