499 lines
13 KiB
C
499 lines
13 KiB
C
/*
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* Self-test demonstration program
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*
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* Copyright The Mbed TLS Contributors
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#if !defined(MBEDTLS_CONFIG_FILE)
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#include "mbedtls/config.h"
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#else
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#include MBEDTLS_CONFIG_FILE
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#endif
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#include "mbedtls/entropy.h"
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#include "mbedtls/hmac_drbg.h"
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#include "mbedtls/ctr_drbg.h"
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#include "mbedtls/dhm.h"
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#include "mbedtls/gcm.h"
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#include "mbedtls/ccm.h"
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#include "mbedtls/cmac.h"
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#include "mbedtls/md2.h"
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#include "mbedtls/md4.h"
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#include "mbedtls/md5.h"
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#include "mbedtls/ripemd160.h"
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#include "mbedtls/sha1.h"
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#include "mbedtls/sha256.h"
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#include "mbedtls/sha512.h"
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#include "mbedtls/arc4.h"
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#include "mbedtls/des.h"
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#include "mbedtls/aes.h"
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#include "mbedtls/camellia.h"
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#include "mbedtls/aria.h"
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#include "mbedtls/chacha20.h"
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#include "mbedtls/poly1305.h"
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#include "mbedtls/chachapoly.h"
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#include "mbedtls/base64.h"
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#include "mbedtls/bignum.h"
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#include "mbedtls/rsa.h"
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#include "mbedtls/x509.h"
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#include "mbedtls/xtea.h"
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#include "mbedtls/pkcs5.h"
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#include "mbedtls/ecp.h"
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#include "mbedtls/ecjpake.h"
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#include "mbedtls/timing.h"
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#include "mbedtls/nist_kw.h"
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#include <string.h>
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#if defined(MBEDTLS_PLATFORM_C)
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#include "mbedtls/platform.h"
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#else
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#include <stdio.h>
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#include <stdlib.h>
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#define mbedtls_calloc calloc
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#define mbedtls_free free
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#define mbedtls_printf printf
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#define mbedtls_snprintf snprintf
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#define mbedtls_exit exit
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#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
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#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
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#endif
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#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
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#include "mbedtls/memory_buffer_alloc.h"
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#endif
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#if defined MBEDTLS_SELF_TEST
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/* Sanity check for malloc. This is not expected to fail, and is rather
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* intended to display potentially useful information about the platform,
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* in particular the behavior of malloc(0). */
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static int calloc_self_test( int verbose )
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{
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int failures = 0;
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void *empty1 = mbedtls_calloc( 0, 1 );
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void *empty2 = mbedtls_calloc( 0, 1 );
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void *buffer1 = mbedtls_calloc( 1, 1 );
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void *buffer2 = mbedtls_calloc( 1, 1 );
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uintptr_t old_buffer1;
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if( empty1 == NULL && empty2 == NULL )
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{
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if( verbose )
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mbedtls_printf( " CALLOC(0): passed (NULL)\n" );
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}
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else if( empty1 == NULL || empty2 == NULL )
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{
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if( verbose )
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mbedtls_printf( " CALLOC(0): failed (mix of NULL and non-NULL)\n" );
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++failures;
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}
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else if( empty1 == empty2 )
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{
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if( verbose )
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mbedtls_printf( " CALLOC(0): passed (same non-null)\n" );
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}
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else
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{
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if( verbose )
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mbedtls_printf( " CALLOC(0): passed (distinct non-null)\n" );
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}
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if( buffer1 == NULL || buffer2 == NULL )
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{
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if( verbose )
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mbedtls_printf( " CALLOC(1): failed (NULL)\n" );
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++failures;
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}
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else if( buffer1 == buffer2 )
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{
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if( verbose )
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mbedtls_printf( " CALLOC(1): failed (same buffer twice)\n" );
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++failures;
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}
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else
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{
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if( verbose )
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mbedtls_printf( " CALLOC(1): passed\n" );
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}
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old_buffer1 = (uintptr_t) buffer1;
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mbedtls_free( buffer1 );
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buffer1 = mbedtls_calloc( 1, 1 );
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if( buffer1 == NULL )
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{
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if( verbose )
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mbedtls_printf( " CALLOC(1 again): failed (NULL)\n" );
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++failures;
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}
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else
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{
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if( verbose )
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mbedtls_printf( " CALLOC(1 again): passed (%s address)\n",
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(uintptr_t) old_buffer1 == (uintptr_t) buffer1 ?
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"same" : "different" );
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}
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if( verbose )
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mbedtls_printf( "\n" );
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mbedtls_free( empty1 );
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mbedtls_free( empty2 );
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mbedtls_free( buffer1 );
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mbedtls_free( buffer2 );
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return( failures );
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}
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#endif /* MBEDTLS_SELF_TEST */
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static int test_snprintf( size_t n, const char *ref_buf, int ref_ret )
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{
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int ret;
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char buf[10] = "xxxxxxxxx";
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const char ref[10] = "xxxxxxxxx";
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ret = mbedtls_snprintf( buf, n, "%s", "123" );
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if( ret < 0 || (size_t) ret >= n )
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ret = -1;
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if( strncmp( ref_buf, buf, sizeof( buf ) ) != 0 ||
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ref_ret != ret ||
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memcmp( buf + n, ref + n, sizeof( buf ) - n ) != 0 )
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{
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return( 1 );
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}
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return( 0 );
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}
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static int run_test_snprintf( void )
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{
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return( test_snprintf( 0, "xxxxxxxxx", -1 ) != 0 ||
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test_snprintf( 1, "", -1 ) != 0 ||
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test_snprintf( 2, "1", -1 ) != 0 ||
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test_snprintf( 3, "12", -1 ) != 0 ||
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test_snprintf( 4, "123", 3 ) != 0 ||
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test_snprintf( 5, "123", 3 ) != 0 );
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}
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/*
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* Check if a seed file is present, and if not create one for the entropy
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* self-test. If this fails, we attempt the test anyway, so no error is passed
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* back.
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*/
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#if defined(MBEDTLS_SELF_TEST) && defined(MBEDTLS_ENTROPY_C)
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#if defined(MBEDTLS_ENTROPY_NV_SEED) && !defined(MBEDTLS_NO_PLATFORM_ENTROPY)
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static void create_entropy_seed_file( void )
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{
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int result;
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size_t output_len = 0;
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unsigned char seed_value[MBEDTLS_ENTROPY_BLOCK_SIZE];
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/* Attempt to read the entropy seed file. If this fails - attempt to write
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* to the file to ensure one is present. */
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result = mbedtls_platform_std_nv_seed_read( seed_value,
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MBEDTLS_ENTROPY_BLOCK_SIZE );
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if( 0 == result )
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return;
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result = mbedtls_platform_entropy_poll( NULL,
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seed_value,
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MBEDTLS_ENTROPY_BLOCK_SIZE,
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&output_len );
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if( 0 != result )
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return;
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if( MBEDTLS_ENTROPY_BLOCK_SIZE != output_len )
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return;
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mbedtls_platform_std_nv_seed_write( seed_value, MBEDTLS_ENTROPY_BLOCK_SIZE );
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}
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#endif
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int mbedtls_entropy_self_test_wrapper( int verbose )
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{
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#if defined(MBEDTLS_ENTROPY_NV_SEED) && !defined(MBEDTLS_NO_PLATFORM_ENTROPY)
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create_entropy_seed_file( );
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#endif
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return( mbedtls_entropy_self_test( verbose ) );
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}
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#endif
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#if defined(MBEDTLS_SELF_TEST)
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#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
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int mbedtls_memory_buffer_alloc_free_and_self_test( int verbose )
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{
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if( verbose != 0 )
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{
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#if defined(MBEDTLS_MEMORY_DEBUG)
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mbedtls_memory_buffer_alloc_status( );
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#endif
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}
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mbedtls_memory_buffer_alloc_free( );
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return( mbedtls_memory_buffer_alloc_self_test( verbose ) );
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}
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#endif
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typedef struct
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{
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const char *name;
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int ( *function )( int );
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} selftest_t;
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const selftest_t selftests[] =
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{
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{"calloc", calloc_self_test},
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#if defined(MBEDTLS_MD2_C)
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{"md2", mbedtls_md2_self_test},
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#endif
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#if defined(MBEDTLS_MD4_C)
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{"md4", mbedtls_md4_self_test},
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#endif
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#if defined(MBEDTLS_MD5_C)
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{"md5", mbedtls_md5_self_test},
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#endif
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#if defined(MBEDTLS_RIPEMD160_C)
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{"ripemd160", mbedtls_ripemd160_self_test},
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#endif
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#if defined(MBEDTLS_SHA1_C)
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{"sha1", mbedtls_sha1_self_test},
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#endif
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#if defined(MBEDTLS_SHA256_C)
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{"sha256", mbedtls_sha256_self_test},
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#endif
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#if defined(MBEDTLS_SHA512_C)
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{"sha512", mbedtls_sha512_self_test},
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#endif
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#if defined(MBEDTLS_ARC4_C)
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{"arc4", mbedtls_arc4_self_test},
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#endif
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#if defined(MBEDTLS_DES_C)
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{"des", mbedtls_des_self_test},
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#endif
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#if defined(MBEDTLS_AES_C)
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{"aes", mbedtls_aes_self_test},
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#endif
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#if defined(MBEDTLS_GCM_C) && defined(MBEDTLS_AES_C)
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{"gcm", mbedtls_gcm_self_test},
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#endif
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#if defined(MBEDTLS_CCM_C) && defined(MBEDTLS_AES_C)
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{"ccm", mbedtls_ccm_self_test},
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#endif
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#if defined(MBEDTLS_NIST_KW_C) && defined(MBEDTLS_AES_C)
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{"nist_kw", mbedtls_nist_kw_self_test},
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#endif
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#if defined(MBEDTLS_CMAC_C)
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{"cmac", mbedtls_cmac_self_test},
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#endif
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#if defined(MBEDTLS_CHACHA20_C)
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{"chacha20", mbedtls_chacha20_self_test},
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#endif
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#if defined(MBEDTLS_POLY1305_C)
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{"poly1305", mbedtls_poly1305_self_test},
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#endif
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#if defined(MBEDTLS_CHACHAPOLY_C)
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{"chacha20-poly1305", mbedtls_chachapoly_self_test},
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#endif
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#if defined(MBEDTLS_BASE64_C)
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{"base64", mbedtls_base64_self_test},
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#endif
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#if defined(MBEDTLS_BIGNUM_C)
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{"mpi", mbedtls_mpi_self_test},
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#endif
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#if defined(MBEDTLS_RSA_C)
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{"rsa", mbedtls_rsa_self_test},
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#endif
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#if defined(MBEDTLS_XTEA_C)
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{"xtea", mbedtls_xtea_self_test},
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#endif
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#if defined(MBEDTLS_CAMELLIA_C)
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{"camellia", mbedtls_camellia_self_test},
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#endif
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#if defined(MBEDTLS_ARIA_C)
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{"aria", mbedtls_aria_self_test},
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#endif
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#if defined(MBEDTLS_CTR_DRBG_C)
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{"ctr_drbg", mbedtls_ctr_drbg_self_test},
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#endif
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#if defined(MBEDTLS_HMAC_DRBG_C)
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{"hmac_drbg", mbedtls_hmac_drbg_self_test},
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#endif
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#if defined(MBEDTLS_ECP_C)
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{"ecp", mbedtls_ecp_self_test},
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#endif
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#if defined(MBEDTLS_ECJPAKE_C)
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{"ecjpake", mbedtls_ecjpake_self_test},
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#endif
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#if defined(MBEDTLS_DHM_C)
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{"dhm", mbedtls_dhm_self_test},
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#endif
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#if defined(MBEDTLS_ENTROPY_C)
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{"entropy", mbedtls_entropy_self_test_wrapper},
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#endif
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#if defined(MBEDTLS_PKCS5_C)
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{"pkcs5", mbedtls_pkcs5_self_test},
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#endif
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/* Slower test after the faster ones */
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#if defined(MBEDTLS_TIMING_C)
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{"timing", mbedtls_timing_self_test},
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#endif
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/* Heap test comes last */
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#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
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{"memory_buffer_alloc", mbedtls_memory_buffer_alloc_free_and_self_test},
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#endif
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{NULL, NULL}
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};
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#endif /* MBEDTLS_SELF_TEST */
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int main( int argc, char *argv[] )
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{
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#if defined(MBEDTLS_SELF_TEST)
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const selftest_t *test;
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#endif /* MBEDTLS_SELF_TEST */
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char **argp;
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int v = 1; /* v=1 for verbose mode */
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int exclude_mode = 0;
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int suites_tested = 0, suites_failed = 0;
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#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C) && defined(MBEDTLS_SELF_TEST)
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unsigned char buf[1000000];
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#endif
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void *pointer;
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/*
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* The C standard doesn't guarantee that all-bits-0 is the representation
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* of a NULL pointer. We do however use that in our code for initializing
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* structures, which should work on every modern platform. Let's be sure.
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*/
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memset( &pointer, 0, sizeof( void * ) );
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if( pointer != NULL )
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{
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mbedtls_printf( "all-bits-zero is not a NULL pointer\n" );
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mbedtls_exit( MBEDTLS_EXIT_FAILURE );
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}
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/*
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* Make sure we have a snprintf that correctly zero-terminates
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*/
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if( run_test_snprintf() != 0 )
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{
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mbedtls_printf( "the snprintf implementation is broken\n" );
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mbedtls_exit( MBEDTLS_EXIT_FAILURE );
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}
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for( argp = argv + ( argc >= 1 ? 1 : argc ); *argp != NULL; ++argp )
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{
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if( strcmp( *argp, "--quiet" ) == 0 ||
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strcmp( *argp, "-q" ) == 0 )
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{
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v = 0;
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}
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else if( strcmp( *argp, "--exclude" ) == 0 ||
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strcmp( *argp, "-x" ) == 0 )
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{
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exclude_mode = 1;
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}
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else
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break;
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}
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if( v != 0 )
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mbedtls_printf( "\n" );
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#if defined(MBEDTLS_SELF_TEST)
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#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
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mbedtls_memory_buffer_alloc_init( buf, sizeof(buf) );
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#endif
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if( *argp != NULL && exclude_mode == 0 )
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{
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/* Run the specified tests */
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for( ; *argp != NULL; argp++ )
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{
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for( test = selftests; test->name != NULL; test++ )
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{
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if( !strcmp( *argp, test->name ) )
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{
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if( test->function( v ) != 0 )
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{
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suites_failed++;
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}
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suites_tested++;
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break;
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}
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}
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if( test->name == NULL )
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{
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mbedtls_printf( " Test suite %s not available -> failed\n\n", *argp );
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suites_failed++;
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}
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}
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}
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else
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{
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/* Run all the tests except excluded ones */
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for( test = selftests; test->name != NULL; test++ )
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{
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if( exclude_mode )
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{
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char **excluded;
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for( excluded = argp; *excluded != NULL; ++excluded )
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{
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if( !strcmp( *excluded, test->name ) )
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break;
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}
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if( *excluded )
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{
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if( v )
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mbedtls_printf( " Skip: %s\n", test->name );
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continue;
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}
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}
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if( test->function( v ) != 0 )
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{
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suites_failed++;
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}
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suites_tested++;
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}
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}
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#else
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(void) exclude_mode;
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mbedtls_printf( " MBEDTLS_SELF_TEST not defined.\n" );
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#endif
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if( v != 0 )
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{
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mbedtls_printf( " Executed %d test suites\n\n", suites_tested );
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if( suites_failed > 0)
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{
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mbedtls_printf( " [ %d tests FAIL ]\n\n", suites_failed );
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}
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else
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{
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mbedtls_printf( " [ All tests PASS ]\n\n" );
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}
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#if defined(_WIN32)
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mbedtls_printf( " Press Enter to exit this program.\n" );
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fflush( stdout ); getchar();
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#endif
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}
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if( suites_failed > 0)
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mbedtls_exit( MBEDTLS_EXIT_FAILURE );
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mbedtls_exit( MBEDTLS_EXIT_SUCCESS );
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}
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