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forked from mirrors/0ad

Move lobby encryption code to third_party/encryption and add tests. Fixes #2308

This was SVN commit r14595.
This commit is contained in:
JoshuaJB
2014-01-17 20:14:41 +00:00
parent d80967111d
commit 32258b2ba3
9 changed files with 186 additions and 6 deletions
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/**
* Copyright (c) 2008 Damien Bergamini <damien.bergamini@free.fr>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
// This file is based loosly off libutil/pkcs5_pbkdf2.c in OpenBSD.
#include "precompiled.h"
#include "pkcs5_pbkdf2.h"
#include "sha.h"
static void hmac_sha256(unsigned char (&digest)[SHA_DIGEST_SIZE],
const unsigned char* text, size_t text_len,
const unsigned char* key, size_t key_len)
{
SHA256 hash;
unsigned char tk[SHA_DIGEST_SIZE]; // temporary key incase we need to pad the key with zero unsigned chars
if (key_len > SHA_DIGEST_SIZE)
{
hash.update(key, key_len);
hash.finish(tk);
key = tk;
key_len = SHA_DIGEST_SIZE;
}
unsigned char k_pad[SHA_DIGEST_SIZE];
memset(k_pad, 0, sizeof k_pad);
memcpy(k_pad, key, key_len);
for (int i = 0; i < SHA_DIGEST_SIZE; ++i)
k_pad[i] ^= 0x36;
hash.init();
hash.update(k_pad, SHA_DIGEST_SIZE);
hash.update(text, text_len);
hash.finish(digest);
memset(k_pad, 0, sizeof k_pad);
memcpy(k_pad, key, key_len);
for (int i = 0; i < SHA_DIGEST_SIZE; ++i)
k_pad[i] ^= 0x5c;
hash.init();
hash.update(k_pad, SHA_DIGEST_SIZE);
hash.update(digest, SHA_DIGEST_SIZE);
hash.finish(digest);
}
int pbkdf2(unsigned char (&output)[SHA_DIGEST_SIZE],
const unsigned char* key, size_t key_len,
const unsigned char* salt, size_t salt_len,
unsigned rounds)
{
unsigned char asalt[SHA_DIGEST_SIZE + 4], obuf[SHA_DIGEST_SIZE], d1[SHA_DIGEST_SIZE], d2[SHA_DIGEST_SIZE];
if (rounds < 1 || key_len == 0 || salt_len == 0)
return -1;
if (salt_len > SHA_DIGEST_SIZE) salt_len = SHA_DIGEST_SIZE; // length cap for the salt
memset(asalt, 0, salt_len);
memcpy(asalt, salt, salt_len);
for (unsigned count = 1; ; ++count)
{
asalt[salt_len + 0] = (count >> 24) & 0xff;
asalt[salt_len + 1] = (count >> 16) & 0xff;
asalt[salt_len + 2] = (count >> 8) & 0xff;
asalt[salt_len + 3] = count & 0xff;
hmac_sha256(d1, asalt, salt_len + 4, key, key_len);
memcpy(obuf, d1, SHA_DIGEST_SIZE);
for (unsigned i = 1; i < rounds; i++)
{
hmac_sha256(d2, d1, SHA_DIGEST_SIZE, key, key_len);
memcpy(d1, d2, SHA_DIGEST_SIZE);
for (unsigned j = 0; j < SHA_DIGEST_SIZE; j++)
obuf[j] ^= d1[j];
}
memcpy(output, obuf, SHA_DIGEST_SIZE);
key += SHA_DIGEST_SIZE;
if (key_len < SHA_DIGEST_SIZE)
break;
key_len -= SHA_DIGEST_SIZE;
};
return 0;
}
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/* Copyright (c) 2013 Wildfire Games
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef PKCS5_PBKD2_INCLUDED
#define PKCS5_PBKD2_INCLUDED
// We need to know SHA_DIGEST_SIZE.
#include "third_party/encryption/sha.h"
/**
* Simple PBKDF2 implementation for hard to crack passwords
* @param output The output buffer for the digested hash
* @param key The initial key we want to hash
* @param key_len Length of the key in bytes
* @param salt The salt we use to iteratively hash the key.
* @param salt_len Length of the salt in bytes
* @param iterations Number of salting iterations
* @return 0 on success, -1 on error
*/
int pbkdf2(unsigned char (&output)[SHA_DIGEST_SIZE],
const unsigned char* key, size_t key_len,
const unsigned char* salt, size_t salt_len,
unsigned iterations);
#endif // PKCS5_PBKD2_INCLUDED
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/**
* FIPS-180-2 compliant SHA-256 implementation
*
* Copyright (C) 2001-2003 Christophe Devine
*
* 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.
*
* 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
*/
#include "precompiled.h"
#include "sha.h"
#define GET_uint32(n,b,i) \
{ \
(n) = ( (unsigned int) (b)[(i) ] << 24 ) \
| ( (unsigned int) (b)[(i) + 1] << 16 ) \
| ( (unsigned int) (b)[(i) + 2] << 8 ) \
| ( (unsigned int) (b)[(i) + 3] ); \
}
#define PUT_uint32(n,b,i) \
{ \
(b)[(i) ] = (unsigned char) ( ((n) >> 24) & 0xFF ); \
(b)[(i) + 1] = (unsigned char) ( ((n) >> 16) & 0xFF ); \
(b)[(i) + 2] = (unsigned char) ( ((n) >> 8) & 0xFF ); \
(b)[(i) + 3] = (unsigned char) ( ((n) ) & 0xFF ); \
}
SHA256::SHA256()
{
init();
}
void SHA256::init()
{
total[0] = 0;
total[1] = 0;
state[0] = 0x6A09E667;
state[1] = 0xBB67AE85;
state[2] = 0x3C6EF372;
state[3] = 0xA54FF53A;
state[4] = 0x510E527F;
state[5] = 0x9B05688C;
state[6] = 0x1F83D9AB;
state[7] = 0x5BE0CD19;
}
void SHA256::transform(unsigned char (&data)[64])
{
unsigned int temp1, temp2, W[64];
unsigned int A, B, C, D, E, F, G, H;
GET_uint32( W[0], data, 0 );
GET_uint32( W[1], data, 4 );
GET_uint32( W[2], data, 8 );
GET_uint32( W[3], data, 12 );
GET_uint32( W[4], data, 16 );
GET_uint32( W[5], data, 20 );
GET_uint32( W[6], data, 24 );
GET_uint32( W[7], data, 28 );
GET_uint32( W[8], data, 32 );
GET_uint32( W[9], data, 36 );
GET_uint32( W[10], data, 40 );
GET_uint32( W[11], data, 44 );
GET_uint32( W[12], data, 48 );
GET_uint32( W[13], data, 52 );
GET_uint32( W[14], data, 56 );
GET_uint32( W[15], data, 60 );
#define SHR(x,n) ((x & 0xFFFFFFFF) >> n)
#define ROTR(x,n) (SHR(x,n) | (x << (32 - n)))
#define S0(x) (ROTR(x, 7) ^ ROTR(x,18) ^ SHR(x, 3))
#define S1(x) (ROTR(x,17) ^ ROTR(x,19) ^ SHR(x,10))
#define S2(x) (ROTR(x, 2) ^ ROTR(x,13) ^ ROTR(x,22))
#define S3(x) (ROTR(x, 6) ^ ROTR(x,11) ^ ROTR(x,25))
#define F0(x,y,z) ((x & y) | (z & (x | y)))
#define F1(x,y,z) (z ^ (x & (y ^ z)))
#define R(t) \
( \
W[t] = S1(W[t - 2]) + W[t - 7] + \
S0(W[t - 15]) + W[t - 16] \
)
#define P(a,b,c,d,e,f,g,h,x,K) \
{ \
temp1 = h + S3(e) + F1(e,f,g) + K + x; \
temp2 = S2(a) + F0(a,b,c); \
d += temp1; h = temp1 + temp2; \
}
A = state[0];
B = state[1];
C = state[2];
D = state[3];
E = state[4];
F = state[5];
G = state[6];
H = state[7];
P( A, B, C, D, E, F, G, H, W[ 0], 0x428A2F98 );
P( H, A, B, C, D, E, F, G, W[ 1], 0x71374491 );
P( G, H, A, B, C, D, E, F, W[ 2], 0xB5C0FBCF );
P( F, G, H, A, B, C, D, E, W[ 3], 0xE9B5DBA5 );
P( E, F, G, H, A, B, C, D, W[ 4], 0x3956C25B );
P( D, E, F, G, H, A, B, C, W[ 5], 0x59F111F1 );
P( C, D, E, F, G, H, A, B, W[ 6], 0x923F82A4 );
P( B, C, D, E, F, G, H, A, W[ 7], 0xAB1C5ED5 );
P( A, B, C, D, E, F, G, H, W[ 8], 0xD807AA98 );
P( H, A, B, C, D, E, F, G, W[ 9], 0x12835B01 );
P( G, H, A, B, C, D, E, F, W[10], 0x243185BE );
P( F, G, H, A, B, C, D, E, W[11], 0x550C7DC3 );
P( E, F, G, H, A, B, C, D, W[12], 0x72BE5D74 );
P( D, E, F, G, H, A, B, C, W[13], 0x80DEB1FE );
P( C, D, E, F, G, H, A, B, W[14], 0x9BDC06A7 );
P( B, C, D, E, F, G, H, A, W[15], 0xC19BF174 );
P( A, B, C, D, E, F, G, H, R(16), 0xE49B69C1 );
P( H, A, B, C, D, E, F, G, R(17), 0xEFBE4786 );
P( G, H, A, B, C, D, E, F, R(18), 0x0FC19DC6 );
P( F, G, H, A, B, C, D, E, R(19), 0x240CA1CC );
P( E, F, G, H, A, B, C, D, R(20), 0x2DE92C6F );
P( D, E, F, G, H, A, B, C, R(21), 0x4A7484AA );
P( C, D, E, F, G, H, A, B, R(22), 0x5CB0A9DC );
P( B, C, D, E, F, G, H, A, R(23), 0x76F988DA );
P( A, B, C, D, E, F, G, H, R(24), 0x983E5152 );
P( H, A, B, C, D, E, F, G, R(25), 0xA831C66D );
P( G, H, A, B, C, D, E, F, R(26), 0xB00327C8 );
P( F, G, H, A, B, C, D, E, R(27), 0xBF597FC7 );
P( E, F, G, H, A, B, C, D, R(28), 0xC6E00BF3 );
P( D, E, F, G, H, A, B, C, R(29), 0xD5A79147 );
P( C, D, E, F, G, H, A, B, R(30), 0x06CA6351 );
P( B, C, D, E, F, G, H, A, R(31), 0x14292967 );
P( A, B, C, D, E, F, G, H, R(32), 0x27B70A85 );
P( H, A, B, C, D, E, F, G, R(33), 0x2E1B2138 );
P( G, H, A, B, C, D, E, F, R(34), 0x4D2C6DFC );
P( F, G, H, A, B, C, D, E, R(35), 0x53380D13 );
P( E, F, G, H, A, B, C, D, R(36), 0x650A7354 );
P( D, E, F, G, H, A, B, C, R(37), 0x766A0ABB );
P( C, D, E, F, G, H, A, B, R(38), 0x81C2C92E );
P( B, C, D, E, F, G, H, A, R(39), 0x92722C85 );
P( A, B, C, D, E, F, G, H, R(40), 0xA2BFE8A1 );
P( H, A, B, C, D, E, F, G, R(41), 0xA81A664B );
P( G, H, A, B, C, D, E, F, R(42), 0xC24B8B70 );
P( F, G, H, A, B, C, D, E, R(43), 0xC76C51A3 );
P( E, F, G, H, A, B, C, D, R(44), 0xD192E819 );
P( D, E, F, G, H, A, B, C, R(45), 0xD6990624 );
P( C, D, E, F, G, H, A, B, R(46), 0xF40E3585 );
P( B, C, D, E, F, G, H, A, R(47), 0x106AA070 );
P( A, B, C, D, E, F, G, H, R(48), 0x19A4C116 );
P( H, A, B, C, D, E, F, G, R(49), 0x1E376C08 );
P( G, H, A, B, C, D, E, F, R(50), 0x2748774C );
P( F, G, H, A, B, C, D, E, R(51), 0x34B0BCB5 );
P( E, F, G, H, A, B, C, D, R(52), 0x391C0CB3 );
P( D, E, F, G, H, A, B, C, R(53), 0x4ED8AA4A );
P( C, D, E, F, G, H, A, B, R(54), 0x5B9CCA4F );
P( B, C, D, E, F, G, H, A, R(55), 0x682E6FF3 );
P( A, B, C, D, E, F, G, H, R(56), 0x748F82EE );
P( H, A, B, C, D, E, F, G, R(57), 0x78A5636F );
P( G, H, A, B, C, D, E, F, R(58), 0x84C87814 );
P( F, G, H, A, B, C, D, E, R(59), 0x8CC70208 );
P( E, F, G, H, A, B, C, D, R(60), 0x90BEFFFA );
P( D, E, F, G, H, A, B, C, R(61), 0xA4506CEB );
P( C, D, E, F, G, H, A, B, R(62), 0xBEF9A3F7 );
P( B, C, D, E, F, G, H, A, R(63), 0xC67178F2 );
state[0] += A;
state[1] += B;
state[2] += C;
state[3] += D;
state[4] += E;
state[5] += F;
state[6] += G;
state[7] += H;
}
void SHA256::update(const void* input, unsigned int length )
{
unsigned int left, fill;
if( ! length ) return;
left = total[0] & 0x3F;
fill = 64 - left;
total[0] += length;
total[0] &= 0xFFFFFFFF;
if( total[0] < length )
total[1]++;
if( left && length >= fill )
{
memcpy( (void *) (buffer + left),
(void *) input, fill );
transform(buffer);
length -= fill;
input = (unsigned char*)input + fill;
left = 0;
}
while( length >= 64 )
{
transform((unsigned char(&)[64])input);
length -= 64;
input = (unsigned char*)input + 64;
}
if( length )
{
memcpy( (void *) (buffer + left),
(void *) input, length );
}
}
static unsigned char sha256_padding[64] =
{
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
void SHA256::finish(unsigned char (&digest)[32] )
{
unsigned int last, padn;
unsigned int high, low;
unsigned char msglen[8];
high = ( total[0] >> 29 )
| ( total[1] << 3 );
low = ( total[0] << 3 );
PUT_uint32( high, msglen, 0 );
PUT_uint32( low, msglen, 4 );
last = total[0] & 0x3F;
padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last );
update(sha256_padding, padn);
update(msglen, 8);
PUT_uint32( state[0], digest, 0 );
PUT_uint32( state[1], digest, 4 );
PUT_uint32( state[2], digest, 8 );
PUT_uint32( state[3], digest, 12 );
PUT_uint32( state[4], digest, 16 );
PUT_uint32( state[5], digest, 20 );
PUT_uint32( state[6], digest, 24 );
PUT_uint32( state[7], digest, 28 );
}
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/* Copyright (c) 2013 Wildfire Games
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef SHA_INCLUDED
#define SHA_INCLUDED
#define SHA_DIGEST_SIZE 32
/**
* Structure for performing SHA256 encryption on arbitrary data
*/
struct SHA256
{
unsigned int total[2];
unsigned int state[8];
unsigned char buffer[64];
SHA256();
void init();
void transform(unsigned char (&data)[64]);
void update(const void* input, unsigned int len);
void finish(unsigned char (&digest)[32]);
};
#endif // SHA_INCLUDED
@@ -0,0 +1,26 @@
/* Generated file, do not edit */
#ifndef CXXTEST_RUNNING
#define CXXTEST_RUNNING
#endif
#define _CXXTEST_HAVE_STD
#include "precompiled.h"
#include <cxxtest/TestListener.h>
#include <cxxtest/TestTracker.h>
#include <cxxtest/TestRunner.h>
#include <cxxtest/RealDescriptions.h>
#include "../../../source/third_party/encryption/tests/test_pkcs5_pbkdf5.h"
static TestEncryptionPkcs5Pbkd2 suite_TestEncryptionPkcs5Pbkd2;
static CxxTest::List Tests_TestEncryptionPkcs5Pbkd2 = { 0, 0 };
CxxTest::StaticSuiteDescription suiteDescription_TestEncryptionPkcs5Pbkd2( "../../../source/third_party/encryption/tests/test_pkcs5_pbkdf5.h", 22, "TestEncryptionPkcs5Pbkd2", suite_TestEncryptionPkcs5Pbkd2, Tests_TestEncryptionPkcs5Pbkd2 );
static class TestDescription_TestEncryptionPkcs5Pbkd2_test_pkcs5_pbkd2 : public CxxTest::RealTestDescription {
public:
TestDescription_TestEncryptionPkcs5Pbkd2_test_pkcs5_pbkd2() : CxxTest::RealTestDescription( Tests_TestEncryptionPkcs5Pbkd2, suiteDescription_TestEncryptionPkcs5Pbkd2, 25, "test_pkcs5_pbkd2" ) {}
void runTest() { suite_TestEncryptionPkcs5Pbkd2.test_pkcs5_pbkd2(); }
} testDescription_TestEncryptionPkcs5Pbkd2_test_pkcs5_pbkd2;
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/* Copyright (C) 2014 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. 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.
*
* 0 A.D. 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 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#include "lib/self_test.h"
#include "third_party/encryption/pkcs5_pbkdf2.h"
class TestEncryptionPkcs5Pbkd2 : public CxxTest::TestSuite
{
public:
void test_pkcs5_pbkd2()
{
// Mock salt.
const unsigned char salt_buffer[SHA_DIGEST_SIZE] = {
244, 243, 249, 244, 32, 33, 34, 35, 10, 11, 12, 13, 14, 15, 16, 17,
18, 19, 20, 32, 33, 244, 224, 127, 129, 130, 140, 153, 133, 123, 234, 123 };
// Mock passwords.
const char password1[] = "0adr0ckz";
const char password2[] = "0adIsAws0me";
// Run twice with the same input.
unsigned char encrypted1A[SHA_DIGEST_SIZE], encrypted1B[SHA_DIGEST_SIZE];
pbkdf2(encrypted1A, (unsigned char*)password1, sizeof(password1), salt_buffer, SHA_DIGEST_SIZE, 50);
pbkdf2(encrypted1B, (unsigned char*)password1, sizeof(password1), salt_buffer, SHA_DIGEST_SIZE, 50);
// Test that the result does not equal input.
TS_ASSERT_DIFFERS(*password1, *encrypted1A);
TS_ASSERT_DIFFERS(*salt_buffer, *encrypted1A);
// Test determinism.
TS_ASSERT_EQUALS(*encrypted1A, *encrypted1B);
// Run twice again with more iterations.
unsigned char encrypted2A[SHA_DIGEST_SIZE], encrypted2B[SHA_DIGEST_SIZE];
pbkdf2(encrypted2A, (unsigned char*)password1, sizeof(password1), salt_buffer, SHA_DIGEST_SIZE, 100);
pbkdf2(encrypted2B, (unsigned char*)password1, sizeof(password1), salt_buffer, SHA_DIGEST_SIZE, 100);
// Test determinism.
TS_ASSERT_EQUALS(*encrypted2A, *encrypted2B);
// Make sure more iterations results differently.
TS_ASSERT_DIFFERS(*encrypted1A, *encrypted2A);
// Run twice again with different password.
unsigned char encrypted3A[SHA_DIGEST_SIZE], encrypted3B[SHA_DIGEST_SIZE];
pbkdf2(encrypted3A, (unsigned char*)password2, sizeof(password2), salt_buffer, SHA_DIGEST_SIZE, 50);
pbkdf2(encrypted3B, (unsigned char*)password2, sizeof(password2), salt_buffer, SHA_DIGEST_SIZE, 50);
// Test determinism.
TS_ASSERT_EQUALS(*encrypted3A, *encrypted3B);
// Make sure a different password results differently.
TS_ASSERT_DIFFERS(*encrypted3A, *encrypted1A);
}
};
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/* Generated file, do not edit */
#ifndef CXXTEST_RUNNING
#define CXXTEST_RUNNING
#endif
#define _CXXTEST_HAVE_STD
#include "precompiled.h"
#include <cxxtest/TestListener.h>
#include <cxxtest/TestTracker.h>
#include <cxxtest/TestRunner.h>
#include <cxxtest/RealDescriptions.h>
#include "../../../source/third_party/encryption/tests/test_sha.h"
static TestEncryptionSha256 suite_TestEncryptionSha256;
static CxxTest::List Tests_TestEncryptionSha256 = { 0, 0 };
CxxTest::StaticSuiteDescription suiteDescription_TestEncryptionSha256( "../../../source/third_party/encryption/tests/test_sha.h", 22, "TestEncryptionSha256", suite_TestEncryptionSha256, Tests_TestEncryptionSha256 );
static class TestDescription_TestEncryptionSha256_test_sha256 : public CxxTest::RealTestDescription {
public:
TestDescription_TestEncryptionSha256_test_sha256() : CxxTest::RealTestDescription( Tests_TestEncryptionSha256, suiteDescription_TestEncryptionSha256, 25, "test_sha256" ) {}
void runTest() { suite_TestEncryptionSha256.test_sha256(); }
} testDescription_TestEncryptionSha256_test_sha256;
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/* Copyright (C) 2014 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. 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.
*
* 0 A.D. 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 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#include "lib/self_test.h"
#include "third_party/encryption/sha.h"
class TestEncryptionSha256 : public CxxTest::TestSuite
{
public:
void test_sha256()
{
// Test two hashes of the same variable are equal.
SHA256 hash1, hash2;
unsigned char finalHash1A[SHA_DIGEST_SIZE], finalHash1B[SHA_DIGEST_SIZE];
const char cStringToHash1[] = "Hash me!";
hash1.update(cStringToHash1, sizeof(cStringToHash1));
hash2.update(cStringToHash1, sizeof(cStringToHash1));
hash1.finish(finalHash1A);
hash2.finish(finalHash1B);
TS_ASSERT_EQUALS(*finalHash1A, *finalHash1B);
// Test that the output isn't the same as the input.
TS_ASSERT_DIFFERS(*cStringToHash1, *finalHash1A)
// Test if updating the hash multiple times changes the
// original hashes but still results in them being equal.
unsigned char finalHash2A[SHA_DIGEST_SIZE], finalHash2B[SHA_DIGEST_SIZE];
const char cStringToHash2[] = "Hash me too please!";
hash1.update(cStringToHash2, sizeof(cStringToHash2));
hash2.update(cStringToHash2, sizeof(cStringToHash2));
hash1.finish(finalHash2A);
hash2.finish(finalHash2B);
TS_ASSERT_EQUALS(*finalHash2A, *finalHash2B);
// Make sure the updated hash is actually different
// compared to the original hash.
TS_ASSERT_DIFFERS(*finalHash1A, *finalHash2A);
TS_ASSERT_DIFFERS(*finalHash1B, *finalHash2B);
}
};