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mbedtls/tests/suites/test_suite_cmac.function

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Introduce a CMAC specific test suite
2016-10-05 13:13:31 +00:00
/* BEGIN_HEADER */
#include "mbedtls/cipher.h"
#include "mbedtls/cmac.h"
/* END_HEADER */
/* BEGIN_DEPENDENCIES
* depends_on:MBEDTLS_CMAC_C
* END_DEPENDENCIES
*/
/* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */
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void mbedtls_cmac_self_test( )
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{
TEST_ASSERT( mbedtls_cmac_self_test( 1 ) == 0 );
}
/* END_CASE */
Extend test coverage of CMAC Expands tests to include NULL tests and successive calls to mbedtls_cipher_cmac_update() and mbedtls_cipher_cmac_reset().
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/* BEGIN_CASE */
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void mbedtls_cmac_null_args( )
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{
mbedtls_cipher_context_t ctx;
const mbedtls_cipher_info_t *cipher_info;
unsigned char test_key[MBEDTLS_CIPHER_BLKSIZE_MAX];
unsigned char test_data[MBEDTLS_CIPHER_BLKSIZE_MAX];
unsigned char test_output[MBEDTLS_CIPHER_BLKSIZE_MAX];
mbedtls_cipher_init( &ctx );
/* Test NULL cipher info */
TEST_ASSERT( mbedtls_cipher_cmac_update( &ctx, test_data, 16 ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
cipher_info = mbedtls_cipher_info_from_type( MBEDTLS_CIPHER_AES_128_ECB );
TEST_ASSERT( mbedtls_cipher_setup( &ctx, cipher_info ) == 0 );
TEST_ASSERT( mbedtls_cipher_cmac_starts( NULL, test_key, 128 ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_cipher_cmac_starts( &ctx, NULL, 128 ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_cipher_cmac_update( NULL, test_data, 16 ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_cipher_cmac_update( &ctx, NULL, 16 ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_cipher_cmac_finish( NULL, test_output ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_cipher_cmac_finish( &ctx, NULL ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_cipher_cmac_reset( NULL ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_cipher_cmac( NULL,
test_key, 128,
test_data, 16,
test_output ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_cipher_cmac( cipher_info,
NULL, 128,
test_data, 16,
test_output ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_cipher_cmac( cipher_info,
test_key, 128,
NULL, 16,
test_output ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_cipher_cmac( cipher_info,
test_key, 128,
test_data, 16,
NULL ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_aes_cmac_prf_128( NULL, 16,
Fix exit and formatting in CMAC test suite Minor fixes following review.
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test_data, 16,
test_output ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
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TEST_ASSERT( mbedtls_aes_cmac_prf_128( test_key, 16,
NULL, 16,
test_output ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_aes_cmac_prf_128( test_key, 16,
test_data, 16,
NULL ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
Fix memory leak in test_suite_cmac.function
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exit:
mbedtls_cipher_free( &ctx );
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}
/* END_CASE */
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/* BEGIN_CASE */
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void mbedtls_cmac_setkey( int cipher_type, int key_size, int result )
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{
const mbedtls_cipher_info_t *cipher_info;
unsigned char key[32];
unsigned char buf[16];
unsigned char tmp[16];
memset( key, 0x2A, sizeof( key ) );
TEST_ASSERT( (unsigned) key_size <= 8 * sizeof( key ) );
TEST_ASSERT( ( cipher_info = mbedtls_cipher_info_from_type( cipher_type ) )
!= NULL );
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memset( buf, 0x2A, sizeof( buf ) );
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TEST_ASSERT( ( result == mbedtls_cipher_cmac( cipher_info, key, key_size,
buf, 16, tmp ) ) != 0 );
}
/* END_CASE */
/* BEGIN_CASE */
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void mbedtls_cmac_multiple_blocks( int cipher_type, HexParam_t * key,
int keybits, int block_size,
HexParam_t * block1, int block1_len,
HexParam_t * block2, int block2_len,
HexParam_t * block3, int block3_len,
HexParam_t * block4, int block4_len,
HexParam_t * expected_result )
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{
const mbedtls_cipher_info_t *cipher_info;
mbedtls_cipher_context_t ctx;
unsigned char output[MBEDTLS_CIPHER_BLKSIZE_MAX];
/* Convert the test parameters to binary data */
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mbedtls_cipher_init( &ctx );
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/* Validate the test inputs */
TEST_ASSERT( block1_len <= 100 );
TEST_ASSERT( block2_len <= 100 );
TEST_ASSERT( block3_len <= 100 );
TEST_ASSERT( block4_len <= 100 );
/* Set up */
TEST_ASSERT( ( cipher_info = mbedtls_cipher_info_from_type( cipher_type ) )
!= NULL );
TEST_ASSERT( mbedtls_cipher_setup( &ctx, cipher_info ) == 0 );
TEST_ASSERT( mbedtls_cipher_cmac_starts( &ctx,
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(const unsigned char*)key->x,
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keybits ) == 0 );
/* Multiple partial and complete blocks. A negative length means skip the
* update operation */
if( block1_len >= 0)
TEST_ASSERT( mbedtls_cipher_cmac_update( &ctx,
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(unsigned char*)block1->x,
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block1_len ) == 0);
if( block2_len >= 0 )
TEST_ASSERT( mbedtls_cipher_cmac_update( &ctx,
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(unsigned char*)block2->x,
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block2_len ) == 0);
if( block3_len >= 0 )
TEST_ASSERT( mbedtls_cipher_cmac_update( &ctx,
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(unsigned char*)block3->x,
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block3_len ) == 0);
if( block4_len >= 0 )
TEST_ASSERT( mbedtls_cipher_cmac_update( &ctx,
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(unsigned char*)block4->x,
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block4_len ) == 0);
TEST_ASSERT( mbedtls_cipher_cmac_finish( &ctx, output ) == 0 );
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TEST_ASSERT( memcmp( output, expected_result->x, block_size ) == 0 );
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Fix exit and formatting in CMAC test suite Minor fixes following review.
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exit:
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mbedtls_cipher_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE */
void mbedtls_cmac_multiple_operations_same_key( int cipher_type,
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HexParam_t * key, int keybits,
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int block_size,
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HexParam_t * block_a1,
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int block_a1_len,
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HexParam_t * block_a2,
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int block_a2_len,
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HexParam_t * block_a3,
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int block_a3_len,
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HexParam_t * expected_result_a,
HexParam_t * block_b1,
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int block_b1_len,
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HexParam_t * block_b2,
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int block_b2_len,
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HexParam_t * block_b3,
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int block_b3_len,
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HexParam_t * expected_result_b
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)
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{
const mbedtls_cipher_info_t *cipher_info;
mbedtls_cipher_context_t ctx;
unsigned char output[MBEDTLS_CIPHER_BLKSIZE_MAX];
/* Convert the test parameters to binary data */
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mbedtls_cipher_init( &ctx );
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/* Validate the test inputs */
TEST_ASSERT( block_a1_len <= 100 );
TEST_ASSERT( block_a2_len <= 100 );
TEST_ASSERT( block_a3_len <= 100 );
TEST_ASSERT( block_b1_len <= 100 );
TEST_ASSERT( block_b2_len <= 100 );
TEST_ASSERT( block_b3_len <= 100 );
/* Set up */
TEST_ASSERT( ( cipher_info = mbedtls_cipher_info_from_type( cipher_type ) )
!= NULL );
TEST_ASSERT( mbedtls_cipher_setup( &ctx, cipher_info ) == 0 );
TEST_ASSERT( mbedtls_cipher_cmac_starts( &ctx,
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(const unsigned char*)key->x,
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keybits ) == 0 );
/* Sequence A */
/* Multiple partial and complete blocks. A negative length means skip the
* update operation */
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if( block_a1_len >= 0 )
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TEST_ASSERT( mbedtls_cipher_cmac_update( &ctx,
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(unsigned char*)block_a1->x,
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block_a1_len ) == 0);
if( block_a2_len >= 0 )
TEST_ASSERT( mbedtls_cipher_cmac_update( &ctx,
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(unsigned char*)block_a2->x,
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block_a2_len ) == 0);
if( block_a3_len >= 0 )
TEST_ASSERT( mbedtls_cipher_cmac_update( &ctx,
Combine hex parameters in a struct
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(unsigned char*)block_a3->x,
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block_a3_len ) == 0);
TEST_ASSERT( mbedtls_cipher_cmac_finish( &ctx, output ) == 0 );
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TEST_ASSERT( memcmp( output, expected_result_a->x, block_size ) == 0 );
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TEST_ASSERT( mbedtls_cipher_cmac_reset( &ctx ) == 0 );
/* Sequence B */
/* Multiple partial and complete blocks. A negative length means skip the
* update operation */
if( block_b1_len >= 0)
TEST_ASSERT( mbedtls_cipher_cmac_update( &ctx,
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(unsigned char*)block_b1->x,
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block_b1_len ) == 0);
if( block_b2_len >= 0 )
TEST_ASSERT( mbedtls_cipher_cmac_update( &ctx,
Combine hex parameters in a struct
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(unsigned char*)block_b2->x,
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block_b2_len ) == 0);
if( block_b3_len >= 0 )
TEST_ASSERT( mbedtls_cipher_cmac_update( &ctx,
Combine hex parameters in a struct
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(unsigned char*)block_b3->x,
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block_b3_len ) == 0);
TEST_ASSERT( mbedtls_cipher_cmac_finish( &ctx, output ) == 0 );
Combine hex parameters in a struct
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TEST_ASSERT( memcmp( output, expected_result_b->x, block_size ) == 0 );
Extend test coverage of CMAC Expands tests to include NULL tests and successive calls to mbedtls_cipher_cmac_update() and mbedtls_cipher_cmac_reset().
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Fix exit and formatting in CMAC test suite Minor fixes following review.
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exit:
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mbedtls_cipher_free( &ctx );
Introduce a CMAC specific test suite
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}
/* END_CASE */
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