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wangyu-
2018-06-23 20:00:03 -05:00
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/*
this file is from https://github.com/kholia/PKCS5_PBKDF2
*
* FIPS-180-1 compliant SHA-1 implementation
*
* Copyright (C) 2006-2010, Brainspark B.V.
*
* This file is part of PolarSSL (http://www.polarssl.org)
* Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
*
* All rights reserved.
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* The SHA-1 standard was published by NIST in 1993.
*
* http://www.itl.nist.gov/fipspubs/fip180-1.htm
*
* Copyright 2012 Mathias Olsson mathias@kompetensum.com
*
* This file is dual licensed as either GPL version 2 or Apache License 2.0 at your choice
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* http://www.apache.org/licenses/
*
* Note that PolarSSL uses GPL with a FOSS License Exception */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#if defined(TEST) ||defined(DEBUG)
#undef TEST
#undef DEBUG
#warning "undefined TEST/DEBUG"
#endif
typedef struct {
unsigned long total[2]; /*!< number of bytes processed */
unsigned long state[5]; /*!< intermediate digest state */
unsigned char buffer[64]; /*!< data block being processed */
unsigned char ipad[64]; /*!< HMAC: inner padding */
unsigned char opad[64]; /*!< HMAC: outer padding */
} sha1_context;
/*
* 32-bit integer manipulation macros (big endian)
*/
#ifndef GET_ULONG_BE
#define GET_ULONG_BE(n,b,i) \
{ \
(n) = ( (unsigned long) (b)[(i) ] << 24 ) \
| ( (unsigned long) (b)[(i) + 1] << 16 ) \
| ( (unsigned long) (b)[(i) + 2] << 8 ) \
| ( (unsigned long) (b)[(i) + 3] ); \
}
#endif
#ifndef PUT_ULONG_BE
#define PUT_ULONG_BE(n,b,i) \
{ \
(b)[(i) ] = (unsigned char) ( (n) >> 24 ); \
(b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \
(b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \
(b)[(i) + 3] = (unsigned char) ( (n) ); \
}
#endif
/*
* SHA-1 context setup
*/
void sha1_starts(sha1_context * ctx)
{
ctx->total[0] = 0;
ctx->total[1] = 0;
ctx->state[0] = 0x67452301;
ctx->state[1] = 0xEFCDAB89;
ctx->state[2] = 0x98BADCFE;
ctx->state[3] = 0x10325476;
ctx->state[4] = 0xC3D2E1F0;
}
static void sha1_process(sha1_context * ctx, const unsigned char data[64])
{
unsigned long temp, W[16], A, B, C, D, E;
GET_ULONG_BE(W[0], data, 0);
GET_ULONG_BE(W[1], data, 4);
GET_ULONG_BE(W[2], data, 8);
GET_ULONG_BE(W[3], data, 12);
GET_ULONG_BE(W[4], data, 16);
GET_ULONG_BE(W[5], data, 20);
GET_ULONG_BE(W[6], data, 24);
GET_ULONG_BE(W[7], data, 28);
GET_ULONG_BE(W[8], data, 32);
GET_ULONG_BE(W[9], data, 36);
GET_ULONG_BE(W[10], data, 40);
GET_ULONG_BE(W[11], data, 44);
GET_ULONG_BE(W[12], data, 48);
GET_ULONG_BE(W[13], data, 52);
GET_ULONG_BE(W[14], data, 56);
GET_ULONG_BE(W[15], data, 60);
#define S(x,n) ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n)))
#define R(t) \
( \
temp = W[(t - 3) & 0x0F] ^ W[(t - 8) & 0x0F] ^ \
W[(t - 14) & 0x0F] ^ W[ t & 0x0F], \
( W[t & 0x0F] = S(temp,1) ) \
)
#define P(a,b,c,d,e,x) \
{ \
e += S(a,5) + F(b,c,d) + K + x; b = S(b,30); \
}
A = ctx->state[0];
B = ctx->state[1];
C = ctx->state[2];
D = ctx->state[3];
E = ctx->state[4];
#define F(x,y,z) (z ^ (x & (y ^ z)))
#define K 0x5A827999
P(A, B, C, D, E, W[0]);
P(E, A, B, C, D, W[1]);
P(D, E, A, B, C, W[2]);
P(C, D, E, A, B, W[3]);
P(B, C, D, E, A, W[4]);
P(A, B, C, D, E, W[5]);
P(E, A, B, C, D, W[6]);
P(D, E, A, B, C, W[7]);
P(C, D, E, A, B, W[8]);
P(B, C, D, E, A, W[9]);
P(A, B, C, D, E, W[10]);
P(E, A, B, C, D, W[11]);
P(D, E, A, B, C, W[12]);
P(C, D, E, A, B, W[13]);
P(B, C, D, E, A, W[14]);
P(A, B, C, D, E, W[15]);
P(E, A, B, C, D, R(16));
P(D, E, A, B, C, R(17));
P(C, D, E, A, B, R(18));
P(B, C, D, E, A, R(19));
#undef K
#undef F
#define F(x,y,z) (x ^ y ^ z)
#define K 0x6ED9EBA1
P(A, B, C, D, E, R(20));
P(E, A, B, C, D, R(21));
P(D, E, A, B, C, R(22));
P(C, D, E, A, B, R(23));
P(B, C, D, E, A, R(24));
P(A, B, C, D, E, R(25));
P(E, A, B, C, D, R(26));
P(D, E, A, B, C, R(27));
P(C, D, E, A, B, R(28));
P(B, C, D, E, A, R(29));
P(A, B, C, D, E, R(30));
P(E, A, B, C, D, R(31));
P(D, E, A, B, C, R(32));
P(C, D, E, A, B, R(33));
P(B, C, D, E, A, R(34));
P(A, B, C, D, E, R(35));
P(E, A, B, C, D, R(36));
P(D, E, A, B, C, R(37));
P(C, D, E, A, B, R(38));
P(B, C, D, E, A, R(39));
#undef K
#undef F
#define F(x,y,z) ((x & y) | (z & (x | y)))
#define K 0x8F1BBCDC
P(A, B, C, D, E, R(40));
P(E, A, B, C, D, R(41));
P(D, E, A, B, C, R(42));
P(C, D, E, A, B, R(43));
P(B, C, D, E, A, R(44));
P(A, B, C, D, E, R(45));
P(E, A, B, C, D, R(46));
P(D, E, A, B, C, R(47));
P(C, D, E, A, B, R(48));
P(B, C, D, E, A, R(49));
P(A, B, C, D, E, R(50));
P(E, A, B, C, D, R(51));
P(D, E, A, B, C, R(52));
P(C, D, E, A, B, R(53));
P(B, C, D, E, A, R(54));
P(A, B, C, D, E, R(55));
P(E, A, B, C, D, R(56));
P(D, E, A, B, C, R(57));
P(C, D, E, A, B, R(58));
P(B, C, D, E, A, R(59));
#undef K
#undef F
#define F(x,y,z) (x ^ y ^ z)
#define K 0xCA62C1D6
P(A, B, C, D, E, R(60));
P(E, A, B, C, D, R(61));
P(D, E, A, B, C, R(62));
P(C, D, E, A, B, R(63));
P(B, C, D, E, A, R(64));
P(A, B, C, D, E, R(65));
P(E, A, B, C, D, R(66));
P(D, E, A, B, C, R(67));
P(C, D, E, A, B, R(68));
P(B, C, D, E, A, R(69));
P(A, B, C, D, E, R(70));
P(E, A, B, C, D, R(71));
P(D, E, A, B, C, R(72));
P(C, D, E, A, B, R(73));
P(B, C, D, E, A, R(74));
P(A, B, C, D, E, R(75));
P(E, A, B, C, D, R(76));
P(D, E, A, B, C, R(77));
P(C, D, E, A, B, R(78));
P(B, C, D, E, A, R(79));
#undef K
#undef F
ctx->state[0] += A;
ctx->state[1] += B;
ctx->state[2] += C;
ctx->state[3] += D;
ctx->state[4] += E;
}
/*
* SHA-1 process buffer
*/
void sha1_update(sha1_context * ctx, const unsigned char *input, int ilen)
{
int fill;
unsigned long left;
if (ilen <= 0)
return;
left = ctx->total[0] & 0x3F;
fill = 64 - left;
ctx->total[0] += (unsigned long) ilen;
ctx->total[0] &= 0xFFFFFFFF;
if (ctx->total[0] < (unsigned long) ilen)
ctx->total[1]++;
if (left && ilen >= fill) {
memcpy((void *) (ctx->buffer + left), (void *) input, fill);
sha1_process(ctx, ctx->buffer);
input += fill;
ilen -= fill;
left = 0;
}
while (ilen >= 64) {
sha1_process(ctx, input);
input += 64;
ilen -= 64;
}
if (ilen > 0) {
memcpy((void *) (ctx->buffer + left), (void *) input, ilen);
}
}
static const unsigned char sha1_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
};
/*
* SHA-1 final digest
*/
void sha1_finish(sha1_context * ctx, unsigned char output[20])
{
unsigned long last, padn;
unsigned long high, low;
unsigned char msglen[8];
high = (ctx->total[0] >> 29)
| (ctx->total[1] << 3);
low = (ctx->total[0] << 3);
PUT_ULONG_BE(high, msglen, 0);
PUT_ULONG_BE(low, msglen, 4);
last = ctx->total[0] & 0x3F;
padn = (last < 56) ? (56 - last) : (120 - last);
sha1_update(ctx, (unsigned char *) sha1_padding, padn);
sha1_update(ctx, msglen, 8);
PUT_ULONG_BE(ctx->state[0], output, 0);
PUT_ULONG_BE(ctx->state[1], output, 4);
PUT_ULONG_BE(ctx->state[2], output, 8);
PUT_ULONG_BE(ctx->state[3], output, 12);
PUT_ULONG_BE(ctx->state[4], output, 16);
}
/*
* output = SHA-1( input buffer )
*/
void sha1(const unsigned char *input, int ilen, unsigned char output[20])
{
sha1_context ctx;
sha1_starts(&ctx);
sha1_update(&ctx, input, ilen);
sha1_finish(&ctx, output);
}
/*
* SHA-1 HMAC context setup
*/
void sha1_hmac_starts(sha1_context * ctx, const unsigned char *key, int keylen)
{
int i;
unsigned char sum[20];
if (keylen > 64) {
sha1(key, keylen, sum);
keylen = 20;
key = sum;
}
memset(ctx->ipad, 0x36, 64);
memset(ctx->opad, 0x5C, 64);
for (i = 0; i < keylen; i++) {
ctx->ipad[i] = (unsigned char) (ctx->ipad[i] ^ key[i]);
ctx->opad[i] = (unsigned char) (ctx->opad[i] ^ key[i]);
}
sha1_starts(ctx);
sha1_update(ctx, ctx->ipad, 64);
}
/*
* SHA-1 HMAC process buffer
*/
void sha1_hmac_update(sha1_context * ctx, const unsigned char *input, int ilen)
{
sha1_update(ctx, input, ilen);
}
/*
* SHA-1 HMAC final digest
*/
void sha1_hmac_finish(sha1_context * ctx, unsigned char output[20])
{
unsigned char tmpbuf[20];
sha1_finish(ctx, tmpbuf);
sha1_starts(ctx);
sha1_update(ctx, ctx->opad, 64);
sha1_update(ctx, tmpbuf, 20);
sha1_finish(ctx, output);
}
/*
* SHA1 HMAC context reset
*/
void sha1_hmac_reset(sha1_context * ctx)
{
sha1_starts(ctx);
sha1_update(ctx, ctx->ipad, 64);
}
/*
* output = HMAC-SHA-1( hmac key, input buffer )
*/
void sha1_hmac(const unsigned char *key, int keylen,
const unsigned char *input, int ilen, unsigned char output[20])
{
sha1_context ctx;
sha1_hmac_starts(&ctx, key, keylen);
sha1_hmac_update(&ctx, input, ilen);
sha1_hmac_finish(&ctx, output);
}
#ifndef min
#define min( a, b ) ( ((a) < (b)) ? (a) : (b) )
#endif
void PKCS5_PBKDF2_HMAC_SHA1(const unsigned char *password, size_t plen,
const unsigned char *salt, size_t slen,
const unsigned long iteration_count, const unsigned long key_length,
unsigned char *output)
{
sha1_context ctx;
sha1_starts(&ctx);
// Size of the generated digest
unsigned char md_size = 20;
unsigned char md1[20];
unsigned char work[20];
unsigned long counter = 1;
unsigned long generated_key_length = 0;
while (generated_key_length < key_length) {
// U1 ends up in md1 and work
unsigned char c[4];
c[0] = (counter >> 24) & 0xff;
c[1] = (counter >> 16) & 0xff;
c[2] = (counter >> 8) & 0xff;
c[3] = (counter >> 0) & 0xff;
sha1_hmac_starts(&ctx, password, plen);
sha1_hmac_update(&ctx, salt, slen);
sha1_hmac_update(&ctx, c, 4);
sha1_hmac_finish(&ctx, md1);
memcpy(work, md1, md_size);
unsigned long ic = 1;
for (ic = 1; ic < iteration_count; ic++) {
// U2 ends up in md1
sha1_hmac_starts(&ctx, password, plen);
sha1_hmac_update(&ctx, md1, md_size);
sha1_hmac_finish(&ctx, md1);
// U1 xor U2
unsigned long i = 0;
for (i = 0; i < md_size; i++) {
work[i] ^= md1[i];
}
// and so on until iteration_count
}
// Copy the generated bytes to the key
unsigned long bytes_to_write =
min((key_length - generated_key_length), md_size);
memcpy(output + generated_key_length, work, bytes_to_write);
generated_key_length += bytes_to_write;
++counter;
}
}
#if defined(TEST)
/*
* FIPS-180-1 test vectors
*/
static unsigned char sha1_test_buf[3][57] = {
{"abc"},
{"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"},
{""}
};
static const int sha1_test_buflen[3] = {
3, 56, 1000
};
static const unsigned char sha1_test_sum[3][20] = {
{0xA9, 0x99, 0x3E, 0x36, 0x47, 0x06, 0x81, 0x6A, 0xBA, 0x3E,
0x25, 0x71, 0x78, 0x50, 0xC2, 0x6C, 0x9C, 0xD0, 0xD8, 0x9D},
{0x84, 0x98, 0x3E, 0x44, 0x1C, 0x3B, 0xD2, 0x6E, 0xBA, 0xAE,
0x4A, 0xA1, 0xF9, 0x51, 0x29, 0xE5, 0xE5, 0x46, 0x70, 0xF1},
{0x34, 0xAA, 0x97, 0x3C, 0xD4, 0xC4, 0xDA, 0xA4, 0xF6, 0x1E,
0xEB, 0x2B, 0xDB, 0xAD, 0x27, 0x31, 0x65, 0x34, 0x01, 0x6F}
};
/*
* RFC 2202 test vectors
*/
static unsigned char sha1_hmac_test_key[7][26] = {
{"\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B"
"\x0B\x0B\x0B\x0B"},
{"Jefe"},
{"\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA"
"\xAA\xAA\xAA\xAA"},
{"\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F\x10"
"\x11\x12\x13\x14\x15\x16\x17\x18\x19"},
{"\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C"
"\x0C\x0C\x0C\x0C"},
{""}, /* 0xAA 80 times */
{""}
};
static const int sha1_hmac_test_keylen[7] = {
20, 4, 20, 25, 20, 80, 80
};
static unsigned char sha1_hmac_test_buf[7][74] = {
{"Hi There"},
{"what do ya want for nothing?"},
{"\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
"\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
"\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
"\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
"\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"},
{"\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"
"\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"
"\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"
"\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"
"\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"},
{"Test With Truncation"},
{"Test Using Larger Than Block-Size Key - Hash Key First"},
{"Test Using Larger Than Block-Size Key and Larger"
" Than One Block-Size Data"}
};
static const int sha1_hmac_test_buflen[7] = {
8, 28, 50, 50, 20, 54, 73
};
static const unsigned char sha1_hmac_test_sum[7][20] = {
{0xB6, 0x17, 0x31, 0x86, 0x55, 0x05, 0x72, 0x64, 0xE2, 0x8B,
0xC0, 0xB6, 0xFB, 0x37, 0x8C, 0x8E, 0xF1, 0x46, 0xBE, 0x00},
{0xEF, 0xFC, 0xDF, 0x6A, 0xE5, 0xEB, 0x2F, 0xA2, 0xD2, 0x74,
0x16, 0xD5, 0xF1, 0x84, 0xDF, 0x9C, 0x25, 0x9A, 0x7C, 0x79},
{0x12, 0x5D, 0x73, 0x42, 0xB9, 0xAC, 0x11, 0xCD, 0x91, 0xA3,
0x9A, 0xF4, 0x8A, 0xA1, 0x7B, 0x4F, 0x63, 0xF1, 0x75, 0xD3},
{0x4C, 0x90, 0x07, 0xF4, 0x02, 0x62, 0x50, 0xC6, 0xBC, 0x84,
0x14, 0xF9, 0xBF, 0x50, 0xC8, 0x6C, 0x2D, 0x72, 0x35, 0xDA},
{0x4C, 0x1A, 0x03, 0x42, 0x4B, 0x55, 0xE0, 0x7F, 0xE7, 0xF2,
0x7B, 0xE1},
{0xAA, 0x4A, 0xE5, 0xE1, 0x52, 0x72, 0xD0, 0x0E, 0x95, 0x70,
0x56, 0x37, 0xCE, 0x8A, 0x3B, 0x55, 0xED, 0x40, 0x21, 0x12},
{0xE8, 0xE9, 0x9D, 0x0F, 0x45, 0x23, 0x7D, 0x78, 0x6D, 0x6B,
0xBA, 0xA7, 0x96, 0x5C, 0x78, 0x08, 0xBB, 0xFF, 0x1A, 0x91}
};
typedef struct {
char *t;
char *p;
int plen;
char *s;
int slen;
int c;
int dkLen;
char dk[1024]; // Remember to set this to max dkLen
} testvector;
int do_test(testvector * tv)
{
printf("Started %s\n", tv->t);
fflush(stdout);
char *key = malloc(tv->dkLen);
if (key == 0) {
return -1;
}
PKCS5_PBKDF2_HMAC(tv->p, tv->plen, tv->s, tv->slen, tv->c,
tv->dkLen, key);
if (memcmp(tv->dk, key, tv->dkLen) != 0) {
// Failed
return -1;
}
return 0;
}
#ifdef DEBUG
static void print_hex(unsigned char *str, int len)
{
int i;
for (i = 0; i < len; ++i)
printf("%02x", str[i]);
printf("\n");
}
#endif
/*
* Checkup routine
*/
int main(int argc,char * argv[])
{
int verbose = 1;
int i, j, buflen;
unsigned char buf[1024];
unsigned char sha1sum[20];
sha1_context ctx;
/*
* SHA-1
*/
for (i = 0; i < 3; i++) {
if (verbose != 0)
printf(" SHA-1 test #%d: ", i + 1);
sha1_starts(&ctx);
if (i == 2) {
memset(buf, 'a', buflen = 1000);
for (j = 0; j < 1000; j++)
sha1_update(&ctx, buf, buflen);
} else
sha1_update(&ctx, sha1_test_buf[i],
sha1_test_buflen[i]);
sha1_finish(&ctx, sha1sum);
if (memcmp(sha1sum, sha1_test_sum[i], 20) != 0) {
if (verbose != 0)
printf("failed\n");
return (1);
}
if (verbose != 0)
printf("passed\n");
}
if (verbose != 0)
printf("\n");
for (i = 0; i < 7; i++) {
if (verbose != 0)
printf(" HMAC-SHA-1 test #%d: ", i + 1);
if (i == 5 || i == 6) {
memset(buf, '\xAA', buflen = 80);
sha1_hmac_starts(&ctx, buf, buflen);
} else
sha1_hmac_starts(&ctx, sha1_hmac_test_key[i],
sha1_hmac_test_keylen[i]);
sha1_hmac_update(&ctx, sha1_hmac_test_buf[i],
sha1_hmac_test_buflen[i]);
sha1_hmac_finish(&ctx, sha1sum);
buflen = (i == 4) ? 12 : 20;
if (memcmp(sha1sum, sha1_hmac_test_sum[i], buflen) != 0) {
if (verbose != 0)
printf("failed\n");
return (1);
}
if (verbose != 0)
printf("passed\n");
}
if (verbose != 0)
printf("\n");
// Test vectors from RFC 6070
testvector *tv = 0;
int res = 0;
/*
Input:
P = "password" (8 octets)
S = "salt" (4 octets)
c = 1
dkLen = 20
Output:
DK = 0c 60 c8 0f 96 1f 0e 71
f3 a9 b5 24 af 60 12 06
2f e0 37 a6 (20 octets)
*/
testvector t1 = {
"Test 1",
"password", 8, "salt", 4, 1, 20,
.dk = {0x0c, 0x60, 0xc8, 0x0f, 0x96, 0x1f, 0x0e, 0x71,
0xf3, 0xa9, 0xb5, 0x24, 0xaf, 0x60, 0x12, 0x06,
0x2f, 0xe0, 0x37, 0xa6}
};
tv = &t1;
res = do_test(tv);
if (res != 0) {
printf("%s failed\n", tv->t);
return res;
}
/*
Input:
P = "password" (8 octets)
S = "salt" (4 octets)
c = 2
dkLen = 20
Output:
DK = ea 6c 01 4d c7 2d 6f 8c
cd 1e d9 2a ce 1d 41 f0
d8 de 89 57 (20 octets)
*/
testvector t2 = {
"Test 2",
"password", 8, "salt", 4, 2, 20,
{0xea, 0x6c, 0x01, 0x4d, 0xc7, 0x2d, 0x6f, 0x8c,
0xcd, 0x1e, 0xd9, 0x2a, 0xce, 0x1d, 0x41, 0xf0,
0xd8, 0xde, 0x89, 0x57}
};
tv = &t2;
res = do_test(tv);
if (res != 0) {
printf("%s failed\n", tv->t);
return res;
}
/*
Input:
P = "password" (8 octets)
S = "salt" (4 octets)
c = 4096
dkLen = 20
Output:
DK = 4b 00 79 01 b7 65 48 9a
be ad 49 d9 26 f7 21 d0
65 a4 29 c1 (20 octets)
*/
testvector t3 = {
"Test 3",
"password", 8, "salt", 4, 4096, 20,
{0x4b, 0x00, 0x79, 0x01, 0xb7, 0x65, 0x48, 0x9a,
0xbe, 0xad, 0x49, 0xd9, 0x26, 0xf7, 0x21, 0xd0,
0x65, 0xa4, 0x29, 0xc1}
};
tv = &t3;
res = do_test(tv);
if (res != 0) {
printf("%s failed\n", tv->t);
return res;
}
/*
Input:
P = "password" (8 octets)
S = "salt" (4 octets)
c = 16777216
dkLen = 20
Output:
DK = ee fe 3d 61 cd 4d a4 e4
e9 94 5b 3d 6b a2 15 8c
26 34 e9 84 (20 octets)
*/
testvector t4 = {
"Test 4",
"password", 8, "salt", 4, 16777216, 20,
{0xee, 0xfe, 0x3d, 0x61, 0xcd, 0x4d, 0xa4, 0xe4,
0xe9, 0x94, 0x5b, 0x3d, 0x6b, 0xa2, 0x15, 0x8c,
0x26, 0x34, 0xe9, 0x84}
};
tv = &t4;
// res = do_test(tv);
if (res != 0) {
printf("%s failed\n", tv->t);
return res;
}
/*
Input:
P = "passwordPASSWORDpassword" (24 octets)
S = "saltSALTsaltSALTsaltSALTsaltSALTsalt" (36 octets)
c = 4096
dkLen = 25
Output:
DK = 3d 2e ec 4f e4 1c 84 9b
80 c8 d8 36 62 c0 e4 4a
8b 29 1a 96 4c f2 f0 70
38 (25 octets)
*/
testvector t5 = {
"Test 5",
"passwordPASSWORDpassword", 24,
"saltSALTsaltSALTsaltSALTsaltSALTsalt", 36, 4096, 25,
{0x3d, 0x2e, 0xec, 0x4f, 0xe4, 0x1c, 0x84, 0x9b,
0x80, 0xc8, 0xd8, 0x36, 0x62, 0xc0, 0xe4, 0x4a,
0x8b, 0x29, 0x1a, 0x96, 0x4c, 0xf2, 0xf0, 0x70,
0x38}
};
tv = &t5;
res = do_test(tv);
if (res != 0) {
printf("%s failed\n", tv->t);
return res;
}
/*
Input:
P = "pass\0word" (9 octets)
S = "sa\0lt" (5 octets)
c = 4096
dkLen = 16
Output:
DK = 56 fa 6a a7 55 48 09 9d
cc 37 d7 f0 34 25 e0 c3 (16 octets)
*/
testvector t6 = {
"Test 6",
"pass\0word", 9, "sa\0lt", 5, 4096, 16,
{0x56, 0xfa, 0x6a, 0xa7, 0x55, 0x48, 0x09, 0x9d,
0xcc, 0x37, 0xd7, 0xf0, 0x34, 0x25, 0xe0, 0xc3,
}
};
tv = &t6;
res = do_test(tv);
if (res != 0) {
printf("%s failed\n", tv->t);
return res;
}
printf("All tests successful\n");
return 0;
}
#endif
/*
int main()
{
}*/

14
lib/pbkdf2-sha1.h Normal file
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@@ -0,0 +1,14 @@
#pragma once
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
void sha1(const unsigned char *input, int ilen, unsigned char output[20]);
void sha1_hmac(const unsigned char *key, int keylen, const unsigned char *input, int ilen, unsigned char output[20]);
void PKCS5_PBKDF2_HMAC_SHA1(const unsigned char *password, size_t plen,
const unsigned char *salt, size_t slen,
const unsigned long iteration_count, const unsigned long key_length,
unsigned char *output);

871
lib/pbkdf2-sha256.c Normal file
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@@ -0,0 +1,871 @@
/*
this file is from https://github.com/kholia/PKCS5_PBKDF2
* FIPS-180-2 compliant SHA-256 implementation
*
* Copyright (C) 2006-2010, Brainspark B.V.
*
* This file is part of PolarSSL (http://www.polarssl.org)
* Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
*
* All rights reserved.
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/*
* The SHA-256 Secure Hash Standard was published by NIST in 2002.
*
* http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf
*/
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#if defined(TEST) ||defined(DEBUG)
#undef TEST
#undef DEBUG
#warning "undefined TEST/DEBUG"
#endif
typedef struct {
unsigned long total[2]; /*!< number of bytes processed */
unsigned long state[8]; /*!< intermediate digest state */
unsigned char buffer[64]; /*!< data block being processed */
unsigned char ipad[64]; /*!< HMAC: inner padding */
unsigned char opad[64]; /*!< HMAC: outer padding */
int is224; /*!< 0 => SHA-256, else SHA-224 */
} sha2_context;
/*
* 32-bit integer manipulation macros (big endian)
*/
#ifndef GET_ULONG_BE
#define GET_ULONG_BE(n,b,i) \
{ \
(n) = ( (unsigned long) (b)[(i) ] << 24 ) \
| ( (unsigned long) (b)[(i) + 1] << 16 ) \
| ( (unsigned long) (b)[(i) + 2] << 8 ) \
| ( (unsigned long) (b)[(i) + 3] ); \
}
#endif
#ifndef PUT_ULONG_BE
#define PUT_ULONG_BE(n,b,i) \
{ \
(b)[(i) ] = (unsigned char) ( (n) >> 24 ); \
(b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \
(b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \
(b)[(i) + 3] = (unsigned char) ( (n) ); \
}
#endif
/*
* SHA-256 context setup
*/
void sha2_starts( sha2_context *ctx, int is224 )
{
ctx->total[0] = 0;
ctx->total[1] = 0;
if( is224 == 0 )
{
/* SHA-256 */
ctx->state[0] = 0x6A09E667;
ctx->state[1] = 0xBB67AE85;
ctx->state[2] = 0x3C6EF372;
ctx->state[3] = 0xA54FF53A;
ctx->state[4] = 0x510E527F;
ctx->state[5] = 0x9B05688C;
ctx->state[6] = 0x1F83D9AB;
ctx->state[7] = 0x5BE0CD19;
}
else
{
/* SHA-224 */
ctx->state[0] = 0xC1059ED8;
ctx->state[1] = 0x367CD507;
ctx->state[2] = 0x3070DD17;
ctx->state[3] = 0xF70E5939;
ctx->state[4] = 0xFFC00B31;
ctx->state[5] = 0x68581511;
ctx->state[6] = 0x64F98FA7;
ctx->state[7] = 0xBEFA4FA4;
}
ctx->is224 = is224;
}
static void sha2_process( sha2_context *ctx, const unsigned char data[64] )
{
unsigned long temp1, temp2, W[64];
unsigned long A, B, C, D, E, F, G, H;
GET_ULONG_BE( W[ 0], data, 0 );
GET_ULONG_BE( W[ 1], data, 4 );
GET_ULONG_BE( W[ 2], data, 8 );
GET_ULONG_BE( W[ 3], data, 12 );
GET_ULONG_BE( W[ 4], data, 16 );
GET_ULONG_BE( W[ 5], data, 20 );
GET_ULONG_BE( W[ 6], data, 24 );
GET_ULONG_BE( W[ 7], data, 28 );
GET_ULONG_BE( W[ 8], data, 32 );
GET_ULONG_BE( W[ 9], data, 36 );
GET_ULONG_BE( W[10], data, 40 );
GET_ULONG_BE( W[11], data, 44 );
GET_ULONG_BE( W[12], data, 48 );
GET_ULONG_BE( W[13], data, 52 );
GET_ULONG_BE( W[14], data, 56 );
GET_ULONG_BE( 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 = ctx->state[0];
B = ctx->state[1];
C = ctx->state[2];
D = ctx->state[3];
E = ctx->state[4];
F = ctx->state[5];
G = ctx->state[6];
H = ctx->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 );
ctx->state[0] += A;
ctx->state[1] += B;
ctx->state[2] += C;
ctx->state[3] += D;
ctx->state[4] += E;
ctx->state[5] += F;
ctx->state[6] += G;
ctx->state[7] += H;
}
/*
* SHA-256 process buffer
*/
void sha2_update( sha2_context *ctx, const unsigned char *input, size_t ilen )
{
size_t fill;
unsigned long left;
if( ilen <= 0 )
return;
left = ctx->total[0] & 0x3F;
fill = 64 - left;
ctx->total[0] += (unsigned long) ilen;
ctx->total[0] &= 0xFFFFFFFF;
if( ctx->total[0] < (unsigned long) ilen )
ctx->total[1]++;
if( left && ilen >= fill )
{
memcpy( (void *) (ctx->buffer + left),
(void *) input, fill );
sha2_process( ctx, ctx->buffer );
input += fill;
ilen -= fill;
left = 0;
}
while( ilen >= 64 )
{
sha2_process( ctx, input );
input += 64;
ilen -= 64;
}
if( ilen > 0 )
{
memcpy( (void *) (ctx->buffer + left),
(void *) input, ilen );
}
}
static const unsigned char sha2_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
};
/*
* SHA-256 final digest
*/
void sha2_finish( sha2_context *ctx, unsigned char output[32] )
{
unsigned long last, padn;
unsigned long high, low;
unsigned char msglen[8];
high = ( ctx->total[0] >> 29 )
| ( ctx->total[1] << 3 );
low = ( ctx->total[0] << 3 );
PUT_ULONG_BE( high, msglen, 0 );
PUT_ULONG_BE( low, msglen, 4 );
last = ctx->total[0] & 0x3F;
padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last );
sha2_update( ctx, (unsigned char *) sha2_padding, padn );
sha2_update( ctx, msglen, 8 );
PUT_ULONG_BE( ctx->state[0], output, 0 );
PUT_ULONG_BE( ctx->state[1], output, 4 );
PUT_ULONG_BE( ctx->state[2], output, 8 );
PUT_ULONG_BE( ctx->state[3], output, 12 );
PUT_ULONG_BE( ctx->state[4], output, 16 );
PUT_ULONG_BE( ctx->state[5], output, 20 );
PUT_ULONG_BE( ctx->state[6], output, 24 );
if( ctx->is224 == 0 )
PUT_ULONG_BE( ctx->state[7], output, 28 );
}
/*
* output = SHA-256( input buffer )
*/
void sha2( const unsigned char *input, size_t ilen,
unsigned char output[32], int is224 )
{
sha2_context ctx;
sha2_starts( &ctx, is224 );
sha2_update( &ctx, input, ilen );
sha2_finish( &ctx, output );
memset( &ctx, 0, sizeof( sha2_context ) );
}
/*
* SHA-256 HMAC context setup
*/
void sha2_hmac_starts( sha2_context *ctx, const unsigned char *key, size_t keylen,
int is224 )
{
size_t i;
unsigned char sum[32];
if( keylen > 64 )
{
sha2( key, keylen, sum, is224 );
keylen = ( is224 ) ? 28 : 32;
key = sum;
}
memset( ctx->ipad, 0x36, 64 );
memset( ctx->opad, 0x5C, 64 );
for( i = 0; i < keylen; i++ )
{
ctx->ipad[i] = (unsigned char)( ctx->ipad[i] ^ key[i] );
ctx->opad[i] = (unsigned char)( ctx->opad[i] ^ key[i] );
}
sha2_starts( ctx, is224 );
sha2_update( ctx, ctx->ipad, 64 );
memset( sum, 0, sizeof( sum ) );
}
/*
* SHA-256 HMAC process buffer
*/
void sha2_hmac_update( sha2_context *ctx, const unsigned char *input, size_t ilen )
{
sha2_update( ctx, input, ilen );
}
/*
* SHA-256 HMAC final digest
*/
void sha2_hmac_finish( sha2_context *ctx, unsigned char output[32] )
{
int is224, hlen;
unsigned char tmpbuf[32];
is224 = ctx->is224;
hlen = ( is224 == 0 ) ? 32 : 28;
sha2_finish( ctx, tmpbuf );
sha2_starts( ctx, is224 );
sha2_update( ctx, ctx->opad, 64 );
sha2_update( ctx, tmpbuf, hlen );
sha2_finish( ctx, output );
memset( tmpbuf, 0, sizeof( tmpbuf ) );
}
/*
* SHA-256 HMAC context reset
*/
void sha2_hmac_reset( sha2_context *ctx )
{
sha2_starts( ctx, ctx->is224 );
sha2_update( ctx, ctx->ipad, 64 );
}
/*
* output = HMAC-SHA-256( hmac key, input buffer )
*/
void sha2_hmac( const unsigned char *key, size_t keylen,
const unsigned char *input, size_t ilen,
unsigned char output[32], int is224 )
{
sha2_context ctx;
sha2_hmac_starts( &ctx, key, keylen, is224 );
sha2_hmac_update( &ctx, input, ilen );
sha2_hmac_finish( &ctx, output );
memset( &ctx, 0, sizeof( sha2_context ) );
}
#ifndef min
#define min( a, b ) ( ((a) < (b)) ? (a) : (b) )
#endif
void PKCS5_PBKDF2_HMAC_SHA256(unsigned char *password, size_t plen,
unsigned char *salt, size_t slen,
const unsigned long iteration_count, const unsigned long key_length,
unsigned char *output)
{
sha2_context ctx;
sha2_starts(&ctx, 0);
// Size of the generated digest
unsigned char md_size = 32;
unsigned char md1[32];
unsigned char work[32];
unsigned long counter = 1;
unsigned long generated_key_length = 0;
while (generated_key_length < key_length) {
// U1 ends up in md1 and work
unsigned char c[4];
c[0] = (counter >> 24) & 0xff;
c[1] = (counter >> 16) & 0xff;
c[2] = (counter >> 8) & 0xff;
c[3] = (counter >> 0) & 0xff;
sha2_hmac_starts(&ctx, password, plen, 0);
sha2_hmac_update(&ctx, salt, slen);
sha2_hmac_update(&ctx, c, 4);
sha2_hmac_finish(&ctx, md1);
memcpy(work, md1, md_size);
unsigned long ic = 1;
for (ic = 1; ic < iteration_count; ic++) {
// U2 ends up in md1
sha2_hmac_starts(&ctx, password, plen, 0);
sha2_hmac_update(&ctx, md1, md_size);
sha2_hmac_finish(&ctx, md1);
// U1 xor U2
unsigned long i = 0;
for (i = 0; i < md_size; i++) {
work[i] ^= md1[i];
}
// and so on until iteration_count
}
// Copy the generated bytes to the key
unsigned long bytes_to_write =
min((key_length - generated_key_length), md_size);
memcpy(output + generated_key_length, work, bytes_to_write);
generated_key_length += bytes_to_write;
++counter;
}
}
#ifdef TEST
/*
* FIPS-180-2 test vectors
*/
static unsigned char sha2_test_buf[3][57] =
{
{ "abc" },
{ "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" },
{ "" }
};
static const int sha2_test_buflen[3] =
{
3, 56, 1000
};
static const unsigned char sha2_test_sum[6][32] =
{
/*
* SHA-224 test vectors
*/
{ 0x23, 0x09, 0x7D, 0x22, 0x34, 0x05, 0xD8, 0x22,
0x86, 0x42, 0xA4, 0x77, 0xBD, 0xA2, 0x55, 0xB3,
0x2A, 0xAD, 0xBC, 0xE4, 0xBD, 0xA0, 0xB3, 0xF7,
0xE3, 0x6C, 0x9D, 0xA7 },
{ 0x75, 0x38, 0x8B, 0x16, 0x51, 0x27, 0x76, 0xCC,
0x5D, 0xBA, 0x5D, 0xA1, 0xFD, 0x89, 0x01, 0x50,
0xB0, 0xC6, 0x45, 0x5C, 0xB4, 0xF5, 0x8B, 0x19,
0x52, 0x52, 0x25, 0x25 },
{ 0x20, 0x79, 0x46, 0x55, 0x98, 0x0C, 0x91, 0xD8,
0xBB, 0xB4, 0xC1, 0xEA, 0x97, 0x61, 0x8A, 0x4B,
0xF0, 0x3F, 0x42, 0x58, 0x19, 0x48, 0xB2, 0xEE,
0x4E, 0xE7, 0xAD, 0x67 },
/*
* SHA-256 test vectors
*/
{ 0xBA, 0x78, 0x16, 0xBF, 0x8F, 0x01, 0xCF, 0xEA,
0x41, 0x41, 0x40, 0xDE, 0x5D, 0xAE, 0x22, 0x23,
0xB0, 0x03, 0x61, 0xA3, 0x96, 0x17, 0x7A, 0x9C,
0xB4, 0x10, 0xFF, 0x61, 0xF2, 0x00, 0x15, 0xAD },
{ 0x24, 0x8D, 0x6A, 0x61, 0xD2, 0x06, 0x38, 0xB8,
0xE5, 0xC0, 0x26, 0x93, 0x0C, 0x3E, 0x60, 0x39,
0xA3, 0x3C, 0xE4, 0x59, 0x64, 0xFF, 0x21, 0x67,
0xF6, 0xEC, 0xED, 0xD4, 0x19, 0xDB, 0x06, 0xC1 },
{ 0xCD, 0xC7, 0x6E, 0x5C, 0x99, 0x14, 0xFB, 0x92,
0x81, 0xA1, 0xC7, 0xE2, 0x84, 0xD7, 0x3E, 0x67,
0xF1, 0x80, 0x9A, 0x48, 0xA4, 0x97, 0x20, 0x0E,
0x04, 0x6D, 0x39, 0xCC, 0xC7, 0x11, 0x2C, 0xD0 }
};
/*
* RFC 4231 test vectors
*/
static unsigned char sha2_hmac_test_key[7][26] = {
{"\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B"
"\x0B\x0B\x0B\x0B"},
{"Jefe"},
{"\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA"
"\xAA\xAA\xAA\xAA"},
{"\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F\x10"
"\x11\x12\x13\x14\x15\x16\x17\x18\x19"},
{"\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C"
"\x0C\x0C\x0C\x0C"},
{""}, /* 0xAA 131 times */
{""}
};
static const int sha2_hmac_test_keylen[7] = {
20, 4, 20, 25, 20, 131, 131
};
static unsigned char sha2_hmac_test_buf[7][153] =
{
{ "Hi There" },
{ "what do ya want for nothing?" },
{ "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
"\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
"\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
"\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
"\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD" },
{ "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"
"\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"
"\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"
"\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"
"\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD" },
{ "Test With Truncation" },
{ "Test Using Larger Than Block-Size Key - Hash Key First" },
{ "This is a test using a larger than block-size key "
"and a larger than block-size data. The key needs to "
"be hashed before being used by the HMAC algorithm." }
};
static const int sha2_hmac_test_buflen[7] =
{
8, 28, 50, 50, 20, 54, 152
};
static const unsigned char sha2_hmac_test_sum[14][32] =
{
/*
* HMAC-SHA-224 test vectors
*/
{ 0x89, 0x6F, 0xB1, 0x12, 0x8A, 0xBB, 0xDF, 0x19,
0x68, 0x32, 0x10, 0x7C, 0xD4, 0x9D, 0xF3, 0x3F,
0x47, 0xB4, 0xB1, 0x16, 0x99, 0x12, 0xBA, 0x4F,
0x53, 0x68, 0x4B, 0x22 },
{ 0xA3, 0x0E, 0x01, 0x09, 0x8B, 0xC6, 0xDB, 0xBF,
0x45, 0x69, 0x0F, 0x3A, 0x7E, 0x9E, 0x6D, 0x0F,
0x8B, 0xBE, 0xA2, 0xA3, 0x9E, 0x61, 0x48, 0x00,
0x8F, 0xD0, 0x5E, 0x44 },
{ 0x7F, 0xB3, 0xCB, 0x35, 0x88, 0xC6, 0xC1, 0xF6,
0xFF, 0xA9, 0x69, 0x4D, 0x7D, 0x6A, 0xD2, 0x64,
0x93, 0x65, 0xB0, 0xC1, 0xF6, 0x5D, 0x69, 0xD1,
0xEC, 0x83, 0x33, 0xEA },
{ 0x6C, 0x11, 0x50, 0x68, 0x74, 0x01, 0x3C, 0xAC,
0x6A, 0x2A, 0xBC, 0x1B, 0xB3, 0x82, 0x62, 0x7C,
0xEC, 0x6A, 0x90, 0xD8, 0x6E, 0xFC, 0x01, 0x2D,
0xE7, 0xAF, 0xEC, 0x5A },
{ 0x0E, 0x2A, 0xEA, 0x68, 0xA9, 0x0C, 0x8D, 0x37,
0xC9, 0x88, 0xBC, 0xDB, 0x9F, 0xCA, 0x6F, 0xA8 },
{ 0x95, 0xE9, 0xA0, 0xDB, 0x96, 0x20, 0x95, 0xAD,
0xAE, 0xBE, 0x9B, 0x2D, 0x6F, 0x0D, 0xBC, 0xE2,
0xD4, 0x99, 0xF1, 0x12, 0xF2, 0xD2, 0xB7, 0x27,
0x3F, 0xA6, 0x87, 0x0E },
{ 0x3A, 0x85, 0x41, 0x66, 0xAC, 0x5D, 0x9F, 0x02,
0x3F, 0x54, 0xD5, 0x17, 0xD0, 0xB3, 0x9D, 0xBD,
0x94, 0x67, 0x70, 0xDB, 0x9C, 0x2B, 0x95, 0xC9,
0xF6, 0xF5, 0x65, 0xD1 },
/*
* HMAC-SHA-256 test vectors
*/
{ 0xB0, 0x34, 0x4C, 0x61, 0xD8, 0xDB, 0x38, 0x53,
0x5C, 0xA8, 0xAF, 0xCE, 0xAF, 0x0B, 0xF1, 0x2B,
0x88, 0x1D, 0xC2, 0x00, 0xC9, 0x83, 0x3D, 0xA7,
0x26, 0xE9, 0x37, 0x6C, 0x2E, 0x32, 0xCF, 0xF7 },
{ 0x5B, 0xDC, 0xC1, 0x46, 0xBF, 0x60, 0x75, 0x4E,
0x6A, 0x04, 0x24, 0x26, 0x08, 0x95, 0x75, 0xC7,
0x5A, 0x00, 0x3F, 0x08, 0x9D, 0x27, 0x39, 0x83,
0x9D, 0xEC, 0x58, 0xB9, 0x64, 0xEC, 0x38, 0x43 },
{ 0x77, 0x3E, 0xA9, 0x1E, 0x36, 0x80, 0x0E, 0x46,
0x85, 0x4D, 0xB8, 0xEB, 0xD0, 0x91, 0x81, 0xA7,
0x29, 0x59, 0x09, 0x8B, 0x3E, 0xF8, 0xC1, 0x22,
0xD9, 0x63, 0x55, 0x14, 0xCE, 0xD5, 0x65, 0xFE },
{ 0x82, 0x55, 0x8A, 0x38, 0x9A, 0x44, 0x3C, 0x0E,
0xA4, 0xCC, 0x81, 0x98, 0x99, 0xF2, 0x08, 0x3A,
0x85, 0xF0, 0xFA, 0xA3, 0xE5, 0x78, 0xF8, 0x07,
0x7A, 0x2E, 0x3F, 0xF4, 0x67, 0x29, 0x66, 0x5B },
{ 0xA3, 0xB6, 0x16, 0x74, 0x73, 0x10, 0x0E, 0xE0,
0x6E, 0x0C, 0x79, 0x6C, 0x29, 0x55, 0x55, 0x2B },
{ 0x60, 0xE4, 0x31, 0x59, 0x1E, 0xE0, 0xB6, 0x7F,
0x0D, 0x8A, 0x26, 0xAA, 0xCB, 0xF5, 0xB7, 0x7F,
0x8E, 0x0B, 0xC6, 0x21, 0x37, 0x28, 0xC5, 0x14,
0x05, 0x46, 0x04, 0x0F, 0x0E, 0xE3, 0x7F, 0x54 },
{ 0x9B, 0x09, 0xFF, 0xA7, 0x1B, 0x94, 0x2F, 0xCB,
0x27, 0x63, 0x5F, 0xBC, 0xD5, 0xB0, 0xE9, 0x44,
0xBF, 0xDC, 0x63, 0x64, 0x4F, 0x07, 0x13, 0x93,
0x8A, 0x7F, 0x51, 0x53, 0x5C, 0x3A, 0x35, 0xE2 }
};
typedef struct {
char *t;
char *p;
int plen;
char *s;
int slen;
int c;
int dkLen;
char dk[1024]; // Remember to set this to max dkLen
} testvector;
int do_test(testvector * tv)
{
printf("Started %s\n", tv->t);
fflush(stdout);
char *key = malloc(tv->dkLen);
if (key == 0) {
return -1;
}
PKCS5_PBKDF2_HMAC((unsigned char*)tv->p, tv->plen,
(unsigned char*)tv->s, tv->slen, tv->c,
tv->dkLen, (unsigned char*)key);
if (memcmp(tv->dk, key, tv->dkLen) != 0) {
// Failed
return -1;
}
return 0;
}
/*
* Checkup routine
*/
int main()
{
int verbose = 1;
int i, j, k, buflen;
unsigned char buf[1024];
unsigned char sha2sum[32];
sha2_context ctx;
for (i = 0; i < 6; i++) {
j = i % 3;
k = i < 3;
if (verbose != 0)
printf(" SHA-%d test #%d: ", 256 - k * 32, j + 1);
sha2_starts(&ctx, k);
if (j == 2) {
memset(buf, 'a', buflen = 1000);
for (j = 0; j < 1000; j++)
sha2_update(&ctx, buf, buflen);
} else
sha2_update(&ctx, sha2_test_buf[j],
sha2_test_buflen[j]);
sha2_finish(&ctx, sha2sum);
if (memcmp(sha2sum, sha2_test_sum[i], 32 - k * 4) != 0) {
if (verbose != 0)
printf("failed\n");
return (1);
}
if (verbose != 0)
printf("passed\n");
}
if (verbose != 0)
printf("\n");
for (i = 0; i < 14; i++) {
j = i % 7;
k = i < 7;
if (verbose != 0)
printf(" HMAC-SHA-%d test #%d: ", 256 - k * 32,
j + 1);
if (j == 5 || j == 6) {
memset(buf, '\xAA', buflen = 131);
sha2_hmac_starts(&ctx, buf, buflen, k);
} else
sha2_hmac_starts(&ctx, sha2_hmac_test_key[j],
sha2_hmac_test_keylen[j], k);
sha2_hmac_update(&ctx, sha2_hmac_test_buf[j],
sha2_hmac_test_buflen[j]);
sha2_hmac_finish(&ctx, sha2sum);
buflen = (j == 4) ? 16 : 32 - k * 4;
if (memcmp(sha2sum, sha2_hmac_test_sum[i], buflen) != 0) {
if (verbose != 0)
printf("failed\n");
return (1);
}
if (verbose != 0)
printf("passed\n");
}
if (verbose != 0)
printf("\n");
testvector *tv = 0;
int res = 0;
testvector t1 = {
"Test 1",
"password", 8, "salt", 4, 1, 32,
.dk = { 0x12, 0x0f, 0xb6, 0xcf, 0xfc, 0xf8, 0xb3, 0x2c,
0x43, 0xe7, 0x22, 0x52, 0x56, 0xc4, 0xf8, 0x37,
0xa8, 0x65, 0x48, 0xc9, 0x2c, 0xcc, 0x35, 0x48,
0x08, 0x05, 0x98, 0x7c, 0xb7, 0x0b, 0xe1, 0x7b }
};
tv = &t1;
res = do_test(tv);
if (res != 0) {
printf("%s failed\n", tv->t);
return res;
}
testvector t2 = {
"Test 2",
"password", 8, "salt", 4, 2, 32, {
0xae, 0x4d, 0x0c, 0x95, 0xaf, 0x6b, 0x46, 0xd3,
0x2d, 0x0a, 0xdf, 0xf9, 0x28, 0xf0, 0x6d, 0xd0,
0x2a, 0x30, 0x3f, 0x8e, 0xf3, 0xc2, 0x51, 0xdf,
0xd6, 0xe2, 0xd8, 0x5a, 0x95, 0x47, 0x4c, 0x43 }
};
tv = &t2;
res = do_test(tv);
if (res != 0) {
printf("%s failed\n", tv->t);
return res;
}
testvector t3 = {
"Test 3",
"password", 8, "salt", 4, 4096, 32, {
0xc5, 0xe4, 0x78, 0xd5, 0x92, 0x88, 0xc8, 0x41,
0xaa, 0x53, 0x0d, 0xb6, 0x84, 0x5c, 0x4c, 0x8d,
0x96, 0x28, 0x93, 0xa0, 0x01, 0xce, 0x4e, 0x11,
0xa4, 0x96, 0x38, 0x73, 0xaa, 0x98, 0x13, 0x4a }
};
tv = &t3;
res = do_test(tv);
if (res != 0) {
printf("%s failed\n", tv->t);
return res;
}
testvector t4 = {
"Test 4",
"password", 8, "salt", 4, 16777216, 32, {
0xcf, 0x81, 0xc6, 0x6f, 0xe8, 0xcf, 0xc0, 0x4d,
0x1f, 0x31, 0xec, 0xb6, 0x5d, 0xab, 0x40, 0x89,
0xf7, 0xf1, 0x79, 0xe8, 0x9b, 0x3b, 0x0b, 0xcb,
0x17, 0xad, 0x10, 0xe3, 0xac, 0x6e, 0xba, 0x46 }
};
tv = &t4;
// res = do_test(tv);
if (res != 0) {
printf("%s failed\n", tv->t);
return res;
}
testvector t5 = {
"Test 5",
"passwordPASSWORDpassword", 24,
"saltSALTsaltSALTsaltSALTsaltSALTsalt", 36, 4096, 40, {
0x34, 0x8c, 0x89, 0xdb, 0xcb, 0xd3, 0x2b, 0x2f,
0x32, 0xd8, 0x14, 0xb8, 0x11, 0x6e, 0x84, 0xcf,
0x2b, 0x17, 0x34, 0x7e, 0xbc, 0x18, 0x00, 0x18,
0x1c, 0x4e, 0x2a, 0x1f, 0xb8, 0xdd, 0x53, 0xe1,
0xc6, 0x35, 0x51, 0x8c, 0x7d, 0xac, 0x47, 0xe9 }
};
tv = &t5;
res = do_test(tv);
if (res != 0) {
printf("%s failed\n", tv->t);
return res;
}
testvector t6 = {
"Test 6",
"pass\0word", 9, "sa\0lt", 5, 4096, 16, {
0x89, 0xb6, 0x9d, 0x05, 0x16, 0xf8, 0x29, 0x89,
0x3c, 0x69, 0x62, 0x26, 0x65, 0x0a, 0x86, 0x87 }
};
tv = &t6;
res = do_test(tv);
if (res != 0) {
printf("%s failed\n", tv->t);
return res;
}
return (0);
}
#endif

13
lib/pbkdf2-sha256.h Normal file
View File

@@ -0,0 +1,13 @@
#pragma once
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
void PKCS5_PBKDF2_HMAC_SHA256(unsigned char *password, size_t plen,
unsigned char *salt, size_t slen,
const unsigned long iteration_count, const unsigned long key_length,
unsigned char *output);
void sha2( const unsigned char *input, size_t ilen,
unsigned char output[32], int is224 );