+++ /dev/null
-/*
- * FIPS-180-1 compliant SHA-1 implementation
- *
- * Based on XySSL: Copyright (C) 2006-2008 Christophe Devine
- *
- * Copyright (C) 2009 Paul Bakker <polarssl_maintainer at polarssl dot org>
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * 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.
- * * Neither the names of PolarSSL or XySSL nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "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 COPYRIGHT
- * OWNER OR CONTRIBUTORS 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.
- */
-/*
- * The SHA-1 standard was published by NIST in 1993.
- *
- * http://www.itl.nist.gov/fipspubs/fip180-1.htm
- */
-
-#include "polarssl/config.h"
-
-#if defined(POLARSSL_SHA1_C)
-
-#include "polarssl/sha1.h"
-
-#include <string.h>
-#include <stdio.h>
-
-/*
- * 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, 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, 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] += 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( unsigned char *input, int ilen, unsigned char output[20] )
-{
- sha1_context ctx;
-
- sha1_starts( &ctx );
- sha1_update( &ctx, input, ilen );
- sha1_finish( &ctx, output );
-
- memset( &ctx, 0, sizeof( sha1_context ) );
-}
-
-/*
- * output = SHA-1( file contents )
- */
-int sha1_file( char *path, unsigned char output[20] )
-{
- FILE *f;
- size_t n;
- sha1_context ctx;
- unsigned char buf[1024];
-
- if( ( f = fopen( path, "rb" ) ) == NULL )
- return( 1 );
-
- sha1_starts( &ctx );
-
- while( ( n = fread( buf, 1, sizeof( buf ), f ) ) > 0 )
- sha1_update( &ctx, buf, (int) n );
-
- sha1_finish( &ctx, output );
-
- memset( &ctx, 0, sizeof( sha1_context ) );
-
- if( ferror( f ) != 0 )
- {
- fclose( f );
- return( 2 );
- }
-
- fclose( f );
- return( 0 );
-}
-
-/*
- * SHA-1 HMAC context setup
- */
-void sha1_hmac_starts( sha1_context *ctx, 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 );
-
- memset( sum, 0, sizeof( sum ) );
-}
-
-/*
- * SHA-1 HMAC process buffer
- */
-void sha1_hmac_update( sha1_context *ctx, 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 );
-
- memset( tmpbuf, 0, sizeof( tmpbuf ) );
-}
-
-/*
- * output = HMAC-SHA-1( hmac key, input buffer )
- */
-void sha1_hmac( unsigned char *key, int keylen,
- 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 );
-
- memset( &ctx, 0, sizeof( sha1_context ) );
-}
-
-#if defined(POLARSSL_SELF_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 }
-};
-
-/*
- * Checkup routine
- */
-int sha1_self_test( int verbose )
-{
- 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" );
-
- return( 0 );
-}
-
-#endif
-
-#endif
projects / openwrt / staging / yousong.git / blobdiff