forked from LeenkxTeam/LNXSDK
		
	
		
			
	
	
		
			469 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			469 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| 
								 | 
							
								/*
							 | 
						||
| 
								 | 
							
								 *  RFC 1321 compliant MD5 implementation
							 | 
						||
| 
								 | 
							
								 *
							 | 
						||
| 
								 | 
							
								 *  Copyright The Mbed TLS Contributors
							 | 
						||
| 
								 | 
							
								 *  SPDX-License-Identifier: Apache-2.0
							 | 
						||
| 
								 | 
							
								 *
							 | 
						||
| 
								 | 
							
								 *  Licensed under the Apache License, Version 2.0 (the "License"); you may
							 | 
						||
| 
								 | 
							
								 *  not use this file except in compliance with the License.
							 | 
						||
| 
								 | 
							
								 *  You may obtain a copy of the License at
							 | 
						||
| 
								 | 
							
								 *
							 | 
						||
| 
								 | 
							
								 *  http://www.apache.org/licenses/LICENSE-2.0
							 | 
						||
| 
								 | 
							
								 *
							 | 
						||
| 
								 | 
							
								 *  Unless required by applicable law or agreed to in writing, software
							 | 
						||
| 
								 | 
							
								 *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
							 | 
						||
| 
								 | 
							
								 *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
							 | 
						||
| 
								 | 
							
								 *  See the License for the specific language governing permissions and
							 | 
						||
| 
								 | 
							
								 *  limitations under the License.
							 | 
						||
| 
								 | 
							
								 */
							 | 
						||
| 
								 | 
							
								/*
							 | 
						||
| 
								 | 
							
								 *  The MD5 algorithm was designed by Ron Rivest in 1991.
							 | 
						||
| 
								 | 
							
								 *
							 | 
						||
| 
								 | 
							
								 *  http://www.ietf.org/rfc/rfc1321.txt
							 | 
						||
| 
								 | 
							
								 */
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#include "common.h"
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#if defined(MBEDTLS_MD5_C)
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#include "mbedtls/md5.h"
							 | 
						||
| 
								 | 
							
								#include "mbedtls/platform_util.h"
							 | 
						||
| 
								 | 
							
								#include "mbedtls/error.h"
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#include <string.h>
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#include "mbedtls/platform.h"
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#if !defined(MBEDTLS_MD5_ALT)
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								void mbedtls_md5_init( mbedtls_md5_context *ctx )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    memset( ctx, 0, sizeof( mbedtls_md5_context ) );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								void mbedtls_md5_free( mbedtls_md5_context *ctx )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    if( ctx == NULL )
							 | 
						||
| 
								 | 
							
								        return;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    mbedtls_platform_zeroize( ctx, sizeof( mbedtls_md5_context ) );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								void mbedtls_md5_clone( mbedtls_md5_context *dst,
							 | 
						||
| 
								 | 
							
								                        const mbedtls_md5_context *src )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    *dst = *src;
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								/*
							 | 
						||
| 
								 | 
							
								 * MD5 context setup
							 | 
						||
| 
								 | 
							
								 */
							 | 
						||
| 
								 | 
							
								int mbedtls_md5_starts_ret( mbedtls_md5_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;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    return( 0 );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#if !defined(MBEDTLS_DEPRECATED_REMOVED)
							 | 
						||
| 
								 | 
							
								void mbedtls_md5_starts( mbedtls_md5_context *ctx )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    mbedtls_md5_starts_ret( ctx );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								#endif
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#if !defined(MBEDTLS_MD5_PROCESS_ALT)
							 | 
						||
| 
								 | 
							
								int mbedtls_internal_md5_process( mbedtls_md5_context *ctx,
							 | 
						||
| 
								 | 
							
								                                  const unsigned char data[64] )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    struct
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        uint32_t X[16], A, B, C, D;
							 | 
						||
| 
								 | 
							
								    } local;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    local.X[ 0] = MBEDTLS_GET_UINT32_LE( data,  0 );
							 | 
						||
| 
								 | 
							
								    local.X[ 1] = MBEDTLS_GET_UINT32_LE( data,  4 );
							 | 
						||
| 
								 | 
							
								    local.X[ 2] = MBEDTLS_GET_UINT32_LE( data,  8 );
							 | 
						||
| 
								 | 
							
								    local.X[ 3] = MBEDTLS_GET_UINT32_LE( data, 12 );
							 | 
						||
| 
								 | 
							
								    local.X[ 4] = MBEDTLS_GET_UINT32_LE( data, 16 );
							 | 
						||
| 
								 | 
							
								    local.X[ 5] = MBEDTLS_GET_UINT32_LE( data, 20 );
							 | 
						||
| 
								 | 
							
								    local.X[ 6] = MBEDTLS_GET_UINT32_LE( data, 24 );
							 | 
						||
| 
								 | 
							
								    local.X[ 7] = MBEDTLS_GET_UINT32_LE( data, 28 );
							 | 
						||
| 
								 | 
							
								    local.X[ 8] = MBEDTLS_GET_UINT32_LE( data, 32 );
							 | 
						||
| 
								 | 
							
								    local.X[ 9] = MBEDTLS_GET_UINT32_LE( data, 36 );
							 | 
						||
| 
								 | 
							
								    local.X[10] = MBEDTLS_GET_UINT32_LE( data, 40 );
							 | 
						||
| 
								 | 
							
								    local.X[11] = MBEDTLS_GET_UINT32_LE( data, 44 );
							 | 
						||
| 
								 | 
							
								    local.X[12] = MBEDTLS_GET_UINT32_LE( data, 48 );
							 | 
						||
| 
								 | 
							
								    local.X[13] = MBEDTLS_GET_UINT32_LE( data, 52 );
							 | 
						||
| 
								 | 
							
								    local.X[14] = MBEDTLS_GET_UINT32_LE( data, 56 );
							 | 
						||
| 
								 | 
							
								    local.X[15] = MBEDTLS_GET_UINT32_LE( data, 60 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#define S(x,n)                                                          \
							 | 
						||
| 
								 | 
							
								    ( ( (x) << (n) ) | ( ( (x) & 0xFFFFFFFF) >> ( 32 - (n) ) ) )
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#define P(a,b,c,d,k,s,t)                                                \
							 | 
						||
| 
								 | 
							
								    do                                                                  \
							 | 
						||
| 
								 | 
							
								    {                                                                   \
							 | 
						||
| 
								 | 
							
								        (a) += F((b),(c),(d)) + local.X[(k)] + (t);                     \
							 | 
						||
| 
								 | 
							
								        (a) = S((a),(s)) + (b);                                         \
							 | 
						||
| 
								 | 
							
								    } while( 0 )
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    local.A = ctx->state[0];
							 | 
						||
| 
								 | 
							
								    local.B = ctx->state[1];
							 | 
						||
| 
								 | 
							
								    local.C = ctx->state[2];
							 | 
						||
| 
								 | 
							
								    local.D = ctx->state[3];
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#define F(x,y,z) ((z) ^ ((x) & ((y) ^ (z))))
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D,  0,  7, 0xD76AA478 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C,  1, 12, 0xE8C7B756 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B,  2, 17, 0x242070DB );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A,  3, 22, 0xC1BDCEEE );
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D,  4,  7, 0xF57C0FAF );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C,  5, 12, 0x4787C62A );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B,  6, 17, 0xA8304613 );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A,  7, 22, 0xFD469501 );
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D,  8,  7, 0x698098D8 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C,  9, 12, 0x8B44F7AF );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B, 10, 17, 0xFFFF5BB1 );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A, 11, 22, 0x895CD7BE );
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D, 12,  7, 0x6B901122 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C, 13, 12, 0xFD987193 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B, 14, 17, 0xA679438E );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A, 15, 22, 0x49B40821 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#undef F
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#define F(x,y,z) ((y) ^ ((z) & ((x) ^ (y))))
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D,  1,  5, 0xF61E2562 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C,  6,  9, 0xC040B340 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B, 11, 14, 0x265E5A51 );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A,  0, 20, 0xE9B6C7AA );
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D,  5,  5, 0xD62F105D );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C, 10,  9, 0x02441453 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B, 15, 14, 0xD8A1E681 );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A,  4, 20, 0xE7D3FBC8 );
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D,  9,  5, 0x21E1CDE6 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C, 14,  9, 0xC33707D6 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B,  3, 14, 0xF4D50D87 );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A,  8, 20, 0x455A14ED );
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D, 13,  5, 0xA9E3E905 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C,  2,  9, 0xFCEFA3F8 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B,  7, 14, 0x676F02D9 );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A, 12, 20, 0x8D2A4C8A );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#undef F
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#define F(x,y,z) ((x) ^ (y) ^ (z))
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D,  5,  4, 0xFFFA3942 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C,  8, 11, 0x8771F681 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B, 11, 16, 0x6D9D6122 );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A, 14, 23, 0xFDE5380C );
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D,  1,  4, 0xA4BEEA44 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C,  4, 11, 0x4BDECFA9 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B,  7, 16, 0xF6BB4B60 );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A, 10, 23, 0xBEBFBC70 );
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D, 13,  4, 0x289B7EC6 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C,  0, 11, 0xEAA127FA );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B,  3, 16, 0xD4EF3085 );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A,  6, 23, 0x04881D05 );
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D,  9,  4, 0xD9D4D039 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C, 12, 11, 0xE6DB99E5 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B, 15, 16, 0x1FA27CF8 );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A,  2, 23, 0xC4AC5665 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#undef F
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#define F(x,y,z) ((y) ^ ((x) | ~(z)))
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D,  0,  6, 0xF4292244 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C,  7, 10, 0x432AFF97 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B, 14, 15, 0xAB9423A7 );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A,  5, 21, 0xFC93A039 );
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D, 12,  6, 0x655B59C3 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C,  3, 10, 0x8F0CCC92 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B, 10, 15, 0xFFEFF47D );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A,  1, 21, 0x85845DD1 );
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D,  8,  6, 0x6FA87E4F );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C, 15, 10, 0xFE2CE6E0 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B,  6, 15, 0xA3014314 );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A, 13, 21, 0x4E0811A1 );
							 | 
						||
| 
								 | 
							
								    P( local.A, local.B, local.C, local.D,  4,  6, 0xF7537E82 );
							 | 
						||
| 
								 | 
							
								    P( local.D, local.A, local.B, local.C, 11, 10, 0xBD3AF235 );
							 | 
						||
| 
								 | 
							
								    P( local.C, local.D, local.A, local.B,  2, 15, 0x2AD7D2BB );
							 | 
						||
| 
								 | 
							
								    P( local.B, local.C, local.D, local.A,  9, 21, 0xEB86D391 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#undef F
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    ctx->state[0] += local.A;
							 | 
						||
| 
								 | 
							
								    ctx->state[1] += local.B;
							 | 
						||
| 
								 | 
							
								    ctx->state[2] += local.C;
							 | 
						||
| 
								 | 
							
								    ctx->state[3] += local.D;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /* Zeroise variables to clear sensitive data from memory. */
							 | 
						||
| 
								 | 
							
								    mbedtls_platform_zeroize( &local, sizeof( local ) );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    return( 0 );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#if !defined(MBEDTLS_DEPRECATED_REMOVED)
							 | 
						||
| 
								 | 
							
								void mbedtls_md5_process( mbedtls_md5_context *ctx,
							 | 
						||
| 
								 | 
							
								                          const unsigned char data[64] )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    mbedtls_internal_md5_process( ctx, data );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								#endif
							 | 
						||
| 
								 | 
							
								#endif /* !MBEDTLS_MD5_PROCESS_ALT */
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								/*
							 | 
						||
| 
								 | 
							
								 * MD5 process buffer
							 | 
						||
| 
								 | 
							
								 */
							 | 
						||
| 
								 | 
							
								int mbedtls_md5_update_ret( mbedtls_md5_context *ctx,
							 | 
						||
| 
								 | 
							
								                            const unsigned char *input,
							 | 
						||
| 
								 | 
							
								                            size_t ilen )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
							 | 
						||
| 
								 | 
							
								    size_t fill;
							 | 
						||
| 
								 | 
							
								    uint32_t left;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    if( ilen == 0 )
							 | 
						||
| 
								 | 
							
								        return( 0 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    left = ctx->total[0] & 0x3F;
							 | 
						||
| 
								 | 
							
								    fill = 64 - left;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    ctx->total[0] += (uint32_t) ilen;
							 | 
						||
| 
								 | 
							
								    ctx->total[0] &= 0xFFFFFFFF;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    if( ctx->total[0] < (uint32_t) ilen )
							 | 
						||
| 
								 | 
							
								        ctx->total[1]++;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    if( left && ilen >= fill )
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        memcpy( (void *) (ctx->buffer + left), input, fill );
							 | 
						||
| 
								 | 
							
								        if( ( ret = mbedtls_internal_md5_process( ctx, ctx->buffer ) ) != 0 )
							 | 
						||
| 
								 | 
							
								            return( ret );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        input += fill;
							 | 
						||
| 
								 | 
							
								        ilen  -= fill;
							 | 
						||
| 
								 | 
							
								        left = 0;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    while( ilen >= 64 )
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        if( ( ret = mbedtls_internal_md5_process( ctx, input ) ) != 0 )
							 | 
						||
| 
								 | 
							
								            return( ret );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        input += 64;
							 | 
						||
| 
								 | 
							
								        ilen  -= 64;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    if( ilen > 0 )
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        memcpy( (void *) (ctx->buffer + left), input, ilen );
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    return( 0 );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#if !defined(MBEDTLS_DEPRECATED_REMOVED)
							 | 
						||
| 
								 | 
							
								void mbedtls_md5_update( mbedtls_md5_context *ctx,
							 | 
						||
| 
								 | 
							
								                         const unsigned char *input,
							 | 
						||
| 
								 | 
							
								                         size_t ilen )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    mbedtls_md5_update_ret( ctx, input, ilen );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								#endif
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								/*
							 | 
						||
| 
								 | 
							
								 * MD5 final digest
							 | 
						||
| 
								 | 
							
								 */
							 | 
						||
| 
								 | 
							
								int mbedtls_md5_finish_ret( mbedtls_md5_context *ctx,
							 | 
						||
| 
								 | 
							
								                            unsigned char output[16] )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
							 | 
						||
| 
								 | 
							
								    uint32_t used;
							 | 
						||
| 
								 | 
							
								    uint32_t high, low;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /*
							 | 
						||
| 
								 | 
							
								     * Add padding: 0x80 then 0x00 until 8 bytes remain for the length
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    used = ctx->total[0] & 0x3F;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    ctx->buffer[used++] = 0x80;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    if( used <= 56 )
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        /* Enough room for padding + length in current block */
							 | 
						||
| 
								 | 
							
								        memset( ctx->buffer + used, 0, 56 - used );
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								    else
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        /* We'll need an extra block */
							 | 
						||
| 
								 | 
							
								        memset( ctx->buffer + used, 0, 64 - used );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if( ( ret = mbedtls_internal_md5_process( ctx, ctx->buffer ) ) != 0 )
							 | 
						||
| 
								 | 
							
								            return( ret );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        memset( ctx->buffer, 0, 56 );
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /*
							 | 
						||
| 
								 | 
							
								     * Add message length
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    high = ( ctx->total[0] >> 29 )
							 | 
						||
| 
								 | 
							
								         | ( ctx->total[1] <<  3 );
							 | 
						||
| 
								 | 
							
								    low  = ( ctx->total[0] <<  3 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    MBEDTLS_PUT_UINT32_LE( low,  ctx->buffer, 56 );
							 | 
						||
| 
								 | 
							
								    MBEDTLS_PUT_UINT32_LE( high, ctx->buffer, 60 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    if( ( ret = mbedtls_internal_md5_process( ctx, ctx->buffer ) ) != 0 )
							 | 
						||
| 
								 | 
							
								        return( ret );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /*
							 | 
						||
| 
								 | 
							
								     * Output final state
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    MBEDTLS_PUT_UINT32_LE( ctx->state[0], output,  0 );
							 | 
						||
| 
								 | 
							
								    MBEDTLS_PUT_UINT32_LE( ctx->state[1], output,  4 );
							 | 
						||
| 
								 | 
							
								    MBEDTLS_PUT_UINT32_LE( ctx->state[2], output,  8 );
							 | 
						||
| 
								 | 
							
								    MBEDTLS_PUT_UINT32_LE( ctx->state[3], output, 12 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    return( 0 );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#if !defined(MBEDTLS_DEPRECATED_REMOVED)
							 | 
						||
| 
								 | 
							
								void mbedtls_md5_finish( mbedtls_md5_context *ctx,
							 | 
						||
| 
								 | 
							
								                         unsigned char output[16] )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    mbedtls_md5_finish_ret( ctx, output );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								#endif
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#endif /* !MBEDTLS_MD5_ALT */
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								/*
							 | 
						||
| 
								 | 
							
								 * output = MD5( input buffer )
							 | 
						||
| 
								 | 
							
								 */
							 | 
						||
| 
								 | 
							
								int mbedtls_md5_ret( const unsigned char *input,
							 | 
						||
| 
								 | 
							
								                     size_t ilen,
							 | 
						||
| 
								 | 
							
								                     unsigned char output[16] )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
							 | 
						||
| 
								 | 
							
								    mbedtls_md5_context ctx;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    mbedtls_md5_init( &ctx );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    if( ( ret = mbedtls_md5_starts_ret( &ctx ) ) != 0 )
							 | 
						||
| 
								 | 
							
								        goto exit;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    if( ( ret = mbedtls_md5_update_ret( &ctx, input, ilen ) ) != 0 )
							 | 
						||
| 
								 | 
							
								        goto exit;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    if( ( ret = mbedtls_md5_finish_ret( &ctx, output ) ) != 0 )
							 | 
						||
| 
								 | 
							
								        goto exit;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								exit:
							 | 
						||
| 
								 | 
							
								    mbedtls_md5_free( &ctx );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    return( ret );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#if !defined(MBEDTLS_DEPRECATED_REMOVED)
							 | 
						||
| 
								 | 
							
								void mbedtls_md5( const unsigned char *input,
							 | 
						||
| 
								 | 
							
								                  size_t ilen,
							 | 
						||
| 
								 | 
							
								                  unsigned char output[16] )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    mbedtls_md5_ret( input, ilen, output );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								#endif
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#if defined(MBEDTLS_SELF_TEST)
							 | 
						||
| 
								 | 
							
								/*
							 | 
						||
| 
								 | 
							
								 * RFC 1321 test vectors
							 | 
						||
| 
								 | 
							
								 */
							 | 
						||
| 
								 | 
							
								static const unsigned char md5_test_buf[7][81] =
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    { "" },
							 | 
						||
| 
								 | 
							
								    { "a" },
							 | 
						||
| 
								 | 
							
								    { "abc" },
							 | 
						||
| 
								 | 
							
								    { "message digest" },
							 | 
						||
| 
								 | 
							
								    { "abcdefghijklmnopqrstuvwxyz" },
							 | 
						||
| 
								 | 
							
								    { "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789" },
							 | 
						||
| 
								 | 
							
								    { "12345678901234567890123456789012345678901234567890123456789012345678901234567890" }
							 | 
						||
| 
								 | 
							
								};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								static const size_t md5_test_buflen[7] =
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    0, 1, 3, 14, 26, 62, 80
							 | 
						||
| 
								 | 
							
								};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								static const unsigned char md5_test_sum[7][16] =
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    { 0xD4, 0x1D, 0x8C, 0xD9, 0x8F, 0x00, 0xB2, 0x04,
							 | 
						||
| 
								 | 
							
								      0xE9, 0x80, 0x09, 0x98, 0xEC, 0xF8, 0x42, 0x7E },
							 | 
						||
| 
								 | 
							
								    { 0x0C, 0xC1, 0x75, 0xB9, 0xC0, 0xF1, 0xB6, 0xA8,
							 | 
						||
| 
								 | 
							
								      0x31, 0xC3, 0x99, 0xE2, 0x69, 0x77, 0x26, 0x61 },
							 | 
						||
| 
								 | 
							
								    { 0x90, 0x01, 0x50, 0x98, 0x3C, 0xD2, 0x4F, 0xB0,
							 | 
						||
| 
								 | 
							
								      0xD6, 0x96, 0x3F, 0x7D, 0x28, 0xE1, 0x7F, 0x72 },
							 | 
						||
| 
								 | 
							
								    { 0xF9, 0x6B, 0x69, 0x7D, 0x7C, 0xB7, 0x93, 0x8D,
							 | 
						||
| 
								 | 
							
								      0x52, 0x5A, 0x2F, 0x31, 0xAA, 0xF1, 0x61, 0xD0 },
							 | 
						||
| 
								 | 
							
								    { 0xC3, 0xFC, 0xD3, 0xD7, 0x61, 0x92, 0xE4, 0x00,
							 | 
						||
| 
								 | 
							
								      0x7D, 0xFB, 0x49, 0x6C, 0xCA, 0x67, 0xE1, 0x3B },
							 | 
						||
| 
								 | 
							
								    { 0xD1, 0x74, 0xAB, 0x98, 0xD2, 0x77, 0xD9, 0xF5,
							 | 
						||
| 
								 | 
							
								      0xA5, 0x61, 0x1C, 0x2C, 0x9F, 0x41, 0x9D, 0x9F },
							 | 
						||
| 
								 | 
							
								    { 0x57, 0xED, 0xF4, 0xA2, 0x2B, 0xE3, 0xC9, 0x55,
							 | 
						||
| 
								 | 
							
								      0xAC, 0x49, 0xDA, 0x2E, 0x21, 0x07, 0xB6, 0x7A }
							 | 
						||
| 
								 | 
							
								};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								/*
							 | 
						||
| 
								 | 
							
								 * Checkup routine
							 | 
						||
| 
								 | 
							
								 */
							 | 
						||
| 
								 | 
							
								int mbedtls_md5_self_test( int verbose )
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    int i, ret = 0;
							 | 
						||
| 
								 | 
							
								    unsigned char md5sum[16];
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    for( i = 0; i < 7; i++ )
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        if( verbose != 0 )
							 | 
						||
| 
								 | 
							
								            mbedtls_printf( "  MD5 test #%d: ", i + 1 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        ret = mbedtls_md5_ret( md5_test_buf[i], md5_test_buflen[i], md5sum );
							 | 
						||
| 
								 | 
							
								        if( ret != 0 )
							 | 
						||
| 
								 | 
							
								            goto fail;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if( memcmp( md5sum, md5_test_sum[i], 16 ) != 0 )
							 | 
						||
| 
								 | 
							
								        {
							 | 
						||
| 
								 | 
							
								            ret = 1;
							 | 
						||
| 
								 | 
							
								            goto fail;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if( verbose != 0 )
							 | 
						||
| 
								 | 
							
								            mbedtls_printf( "passed\n" );
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    if( verbose != 0 )
							 | 
						||
| 
								 | 
							
								        mbedtls_printf( "\n" );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    return( 0 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								fail:
							 | 
						||
| 
								 | 
							
								    if( verbose != 0 )
							 | 
						||
| 
								 | 
							
								        mbedtls_printf( "failed\n" );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    return( ret );
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#endif /* MBEDTLS_SELF_TEST */
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#endif /* MBEDTLS_MD5_C */
							 |