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Add a tool to burn hashers

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This commit is contained in:
Martin Willi 2012-07-17 17:11:01 +02:00
parent c63fb853e8
commit 8217c099ce
3 changed files with 78 additions and 1 deletions
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1
scripts/.gitignore vendored
View File

@ -8,5 +8,6 @@ thread_analysis
dh_speed
pubkey_speed
crypt_burn
hash_burn
tls_test
fetch

4
scripts/Makefile.am
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@ -3,7 +3,7 @@ AM_CFLAGS = \
-DPLUGINS="\"${scripts_plugins}\""
noinst_PROGRAMS = bin2array bin2sql id2sql key2keyid keyid2sql oid2der \
thread_analysis dh_speed pubkey_speed crypt_burn fetch
thread_analysis dh_speed pubkey_speed crypt_burn hash_burn fetch
if USE_TLS
noinst_PROGRAMS += tls_test
@ -22,6 +22,7 @@ thread_analysis_SOURCES = thread_analysis.c
dh_speed_SOURCES = dh_speed.c
pubkey_speed_SOURCES = pubkey_speed.c
crypt_burn_SOURCES = crypt_burn.c
hash_burn_SOURCES = hash_burn.c
fetch_SOURCES = fetch.c
id2sql_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
key2keyid_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
@ -30,6 +31,7 @@ oid2der_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
dh_speed_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la -lrt
pubkey_speed_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la -lrt
crypt_burn_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
hash_burn_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
fetch_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
key2keyid.o : $(top_builddir)/config.status

74
scripts/hash_burn.c Normal file
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@ -0,0 +1,74 @@
/*
* Copyright (C) 2012 Martin Willi
* Copyright (C) 2012 revosec AG
*
* 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; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* 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.
*/
#include <stdio.h>
#include <library.h>
int main(int argc, char *argv[])
{
hash_algorithm_t alg;
hasher_t *hasher;
char buffer[1024];
int limit = 0, i = 0;
library_init(NULL);
lib->plugins->load(lib->plugins, NULL, PLUGINS);
atexit(library_deinit);
printf("loaded: %s\n", PLUGINS);
memset(buffer, 0x12, sizeof(buffer));
if (argc < 2)
{
fprintf(stderr, "usage: %s <algorithm>!\n", argv[0]);
return 1;
}
if (argc > 2)
{
limit = atoi(argv[2]);
}
alg = enum_from_name(hash_algorithm_short_names, argv[1]);
if (alg == -1)
{
fprintf(stderr, "unknown hash algorthm: %s\n", argv[1]);
return 1;
}
hasher = lib->crypto->create_hasher(lib->crypto, alg);
if (!hasher)
{
fprintf(stderr, "hash algorthm not supported: %N\n",
hash_algorithm_names, alg);
return 1;
}
while (TRUE)
{
if (!hasher->get_hash(hasher, chunk_from_thing(buffer), buffer))
{
fprintf(stderr, "hashing failed!\n");
return 1;
}
if (limit && ++i == limit)
{
break;
}
}
hasher->destroy(hasher);
return 0;
}