6e3187b212
Where hashlen was previously ignored when the hash length could be inferred from an md_alg parameter, the two must now match. Adapt the existing tests accordingly. Adapt the sample programs accordingly. This commit does not add any negative testing. Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
281 lines
11 KiB
Plaintext
281 lines
11 KiB
Plaintext
/* BEGIN_HEADER */
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#include "mbedtls/rsa.h"
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#include "mbedtls/md.h"
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/* END_HEADER */
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/* BEGIN_DEPENDENCIES
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* depends_on:MBEDTLS_PKCS1_V21:MBEDTLS_RSA_C:MBEDTLS_SHA1_C
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* END_DEPENDENCIES
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*/
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/* BEGIN_CASE */
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void pkcs1_rsaes_oaep_encrypt( int mod, data_t * input_N, data_t * input_E,
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int hash, data_t * message_str, data_t * rnd_buf,
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data_t * result_str, int result )
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{
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unsigned char output[256];
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mbedtls_rsa_context ctx;
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mbedtls_test_rnd_buf_info info;
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mbedtls_mpi N, E;
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info.fallback_f_rng = mbedtls_test_rnd_std_rand;
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info.fallback_p_rng = NULL;
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info.buf = rnd_buf->x;
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info.length = rnd_buf->len;
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mbedtls_mpi_init( &N ); mbedtls_mpi_init( &E );
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mbedtls_rsa_init( &ctx );
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TEST_ASSERT( mbedtls_rsa_set_padding( &ctx,
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MBEDTLS_RSA_PKCS_V21, hash ) == 0 );
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memset( output, 0x00, sizeof( output ) );
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TEST_ASSERT( mbedtls_mpi_read_binary( &N, input_N->x, input_N->len ) == 0 );
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TEST_ASSERT( mbedtls_mpi_read_binary( &E, input_E->x, input_E->len ) == 0 );
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TEST_ASSERT( mbedtls_rsa_import( &ctx, &N, NULL, NULL, NULL, &E ) == 0 );
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TEST_ASSERT( mbedtls_rsa_get_len( &ctx ) == (size_t) ( ( mod + 7 ) / 8 ) );
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TEST_ASSERT( mbedtls_rsa_check_pubkey( &ctx ) == 0 );
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if( message_str->len == 0 )
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message_str->x = NULL;
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TEST_ASSERT( mbedtls_rsa_pkcs1_encrypt( &ctx,
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&mbedtls_test_rnd_buffer_rand,
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&info, message_str->len,
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message_str->x,
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output ) == result );
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if( result == 0 )
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{
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ASSERT_COMPARE( output, ctx.len, result_str->x, result_str->len );
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}
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exit:
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mbedtls_mpi_free( &N ); mbedtls_mpi_free( &E );
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mbedtls_rsa_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void pkcs1_rsaes_oaep_decrypt( int mod, data_t * input_P, data_t * input_Q,
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data_t * input_N, data_t * input_E, int hash,
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data_t * result_str, char * seed, data_t * message_str,
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int result )
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{
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unsigned char output[64];
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mbedtls_rsa_context ctx;
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size_t output_len;
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mbedtls_test_rnd_pseudo_info rnd_info;
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mbedtls_mpi N, P, Q, E;
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((void) seed);
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mbedtls_mpi_init( &N ); mbedtls_mpi_init( &P );
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mbedtls_mpi_init( &Q ); mbedtls_mpi_init( &E );
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mbedtls_rsa_init( &ctx );
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TEST_ASSERT( mbedtls_rsa_set_padding( &ctx,
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MBEDTLS_RSA_PKCS_V21, hash ) == 0 );
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memset( output, 0x00, sizeof( output ) );
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memset( &rnd_info, 0, sizeof( mbedtls_test_rnd_pseudo_info ) );
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TEST_ASSERT( mbedtls_mpi_read_binary( &P, input_P->x, input_P->len ) == 0 );
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TEST_ASSERT( mbedtls_mpi_read_binary( &Q, input_Q->x, input_Q->len ) == 0 );
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TEST_ASSERT( mbedtls_mpi_read_binary( &N, input_N->x, input_N->len ) == 0 );
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TEST_ASSERT( mbedtls_mpi_read_binary( &E, input_E->x, input_E->len ) == 0 );
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TEST_ASSERT( mbedtls_rsa_import( &ctx, &N, &P, &Q, NULL, &E ) == 0 );
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TEST_ASSERT( mbedtls_rsa_get_len( &ctx ) == (size_t) ( ( mod + 7 ) / 8 ) );
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TEST_ASSERT( mbedtls_rsa_complete( &ctx ) == 0 );
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TEST_ASSERT( mbedtls_rsa_check_privkey( &ctx ) == 0 );
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if( result_str->len == 0 )
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{
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TEST_ASSERT( mbedtls_rsa_pkcs1_decrypt( &ctx,
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&mbedtls_test_rnd_pseudo_rand,
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&rnd_info,
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&output_len, message_str->x,
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NULL, 0 ) == result );
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}
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else
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{
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TEST_ASSERT( mbedtls_rsa_pkcs1_decrypt( &ctx,
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&mbedtls_test_rnd_pseudo_rand,
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&rnd_info,
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&output_len, message_str->x,
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output,
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sizeof( output ) ) == result );
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if( result == 0 )
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{
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ASSERT_COMPARE( output, output_len, result_str->x, result_str->len );
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}
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}
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exit:
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mbedtls_mpi_free( &N ); mbedtls_mpi_free( &P );
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mbedtls_mpi_free( &Q ); mbedtls_mpi_free( &E );
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mbedtls_rsa_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void pkcs1_rsassa_pss_sign( int mod, data_t * input_P, data_t * input_Q,
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data_t * input_N, data_t * input_E, int digest,
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int hash, data_t * message_str, data_t * rnd_buf,
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data_t * result_str, int fixed_salt_length,
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int result )
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{
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unsigned char hash_result[MBEDTLS_MD_MAX_SIZE];
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const mbedtls_md_info_t *md_info = mbedtls_md_info_from_type( digest );
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unsigned char output[512];
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mbedtls_rsa_context ctx;
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mbedtls_test_rnd_buf_info info;
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mbedtls_mpi N, P, Q, E;
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info.fallback_f_rng = mbedtls_test_rnd_std_rand;
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info.fallback_p_rng = NULL;
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info.buf = rnd_buf->x;
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info.length = rnd_buf->len;
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mbedtls_mpi_init( &N ); mbedtls_mpi_init( &P );
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mbedtls_mpi_init( &Q ); mbedtls_mpi_init( &E );
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mbedtls_rsa_init( &ctx );
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TEST_ASSERT( mbedtls_rsa_set_padding( &ctx,
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MBEDTLS_RSA_PKCS_V21, hash ) == 0 );
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memset( hash_result, 0x00, sizeof( hash_result ) );
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memset( output, 0x00, sizeof( output ) );
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TEST_ASSERT( mbedtls_mpi_read_binary( &P, input_P->x, input_P->len ) == 0 );
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TEST_ASSERT( mbedtls_mpi_read_binary( &Q, input_Q->x, input_Q->len ) == 0 );
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TEST_ASSERT( mbedtls_mpi_read_binary( &N, input_N->x, input_N->len ) == 0 );
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TEST_ASSERT( mbedtls_mpi_read_binary( &E, input_E->x, input_E->len ) == 0 );
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TEST_ASSERT( mbedtls_rsa_import( &ctx, &N, &P, &Q, NULL, &E ) == 0 );
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TEST_ASSERT( mbedtls_rsa_get_len( &ctx ) == (size_t) ( ( mod + 7 ) / 8 ) );
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TEST_ASSERT( mbedtls_rsa_complete( &ctx ) == 0 );
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TEST_ASSERT( mbedtls_rsa_check_privkey( &ctx ) == 0 );
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if( md_info != NULL )
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TEST_ASSERT( mbedtls_md( md_info, message_str->x, message_str->len, hash_result ) == 0 );
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if (fixed_salt_length == MBEDTLS_RSA_SALT_LEN_ANY)
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{
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TEST_ASSERT( mbedtls_rsa_pkcs1_sign(
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&ctx, &mbedtls_test_rnd_buffer_rand, &info,
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digest, mbedtls_md_get_size( md_info ), hash_result,
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output ) == result );
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if( result == 0 )
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{
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ASSERT_COMPARE( output, ctx.len, result_str->x, result_str->len );
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}
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info.buf = rnd_buf->x;
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info.length = rnd_buf->len;
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}
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TEST_ASSERT( mbedtls_rsa_rsassa_pss_sign_ext(
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&ctx, &mbedtls_test_rnd_buffer_rand, &info,
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digest, mbedtls_md_get_size( md_info ), hash_result,
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fixed_salt_length, output ) == result );
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if( result == 0 )
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{
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ASSERT_COMPARE( output, ctx.len, result_str->x, result_str->len );
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}
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exit:
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mbedtls_mpi_free( &N ); mbedtls_mpi_free( &P );
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mbedtls_mpi_free( &Q ); mbedtls_mpi_free( &E );
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mbedtls_rsa_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void pkcs1_rsassa_pss_verify( int mod, data_t * input_N, data_t * input_E,
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int digest, int hash, data_t * message_str,
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char * salt, data_t * result_str, int result )
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{
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unsigned char hash_result[MBEDTLS_MD_MAX_SIZE];
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const mbedtls_md_info_t *md_info = mbedtls_md_info_from_type( digest );
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mbedtls_rsa_context ctx;
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mbedtls_mpi N, E;
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((void) salt);
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mbedtls_mpi_init( &N ); mbedtls_mpi_init( &E );
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mbedtls_rsa_init( &ctx );
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TEST_ASSERT( mbedtls_rsa_set_padding( &ctx,
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MBEDTLS_RSA_PKCS_V21, hash ) == 0 );
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memset( hash_result, 0x00, sizeof( hash_result ) );
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TEST_ASSERT( mbedtls_mpi_read_binary( &N, input_N->x, input_N->len ) == 0 );
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TEST_ASSERT( mbedtls_mpi_read_binary( &E, input_E->x, input_E->len ) == 0 );
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TEST_ASSERT( mbedtls_rsa_import( &ctx, &N, NULL, NULL, NULL, &E ) == 0 );
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TEST_ASSERT( mbedtls_rsa_get_len( &ctx ) == (size_t) ( ( mod + 7 ) / 8 ) );
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TEST_ASSERT( mbedtls_rsa_check_pubkey( &ctx ) == 0 );
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if( md_info != NULL )
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TEST_ASSERT( mbedtls_md( md_info, message_str->x, message_str->len, hash_result ) == 0 );
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TEST_ASSERT( mbedtls_rsa_pkcs1_verify( &ctx, digest, mbedtls_md_get_size( md_info ), hash_result, result_str->x ) == result );
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exit:
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mbedtls_mpi_free( &N ); mbedtls_mpi_free( &E );
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mbedtls_rsa_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void pkcs1_rsassa_pss_verify_ext( int mod, data_t * input_N, data_t * input_E,
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int msg_digest_id, int ctx_hash,
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int mgf_hash, int salt_len,
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data_t * message_str,
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data_t * result_str, int result_simple,
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int result_full )
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{
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unsigned char hash_result[MBEDTLS_MD_MAX_SIZE];
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mbedtls_rsa_context ctx;
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size_t hash_len;
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mbedtls_mpi N, E;
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mbedtls_mpi_init( &N ); mbedtls_mpi_init( &E );
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mbedtls_rsa_init( &ctx );
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TEST_ASSERT( mbedtls_rsa_set_padding( &ctx,
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MBEDTLS_RSA_PKCS_V21, ctx_hash ) == 0 );
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memset( hash_result, 0x00, sizeof( hash_result ) );
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TEST_ASSERT( mbedtls_mpi_read_binary( &N, input_N->x, input_N->len ) == 0 );
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TEST_ASSERT( mbedtls_mpi_read_binary( &E, input_E->x, input_E->len ) == 0 );
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TEST_ASSERT( mbedtls_rsa_import( &ctx, &N, NULL, NULL, NULL, &E ) == 0 );
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TEST_ASSERT( mbedtls_rsa_get_len( &ctx ) == (size_t) ( ( mod + 7 ) / 8 ) );
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TEST_ASSERT( mbedtls_rsa_check_pubkey( &ctx ) == 0 );
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if( msg_digest_id != MBEDTLS_MD_NONE )
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{
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const mbedtls_md_info_t *md_info =
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mbedtls_md_info_from_type( msg_digest_id );
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TEST_ASSERT( mbedtls_md( md_info,
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message_str->x, message_str->len,
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hash_result ) == 0 );
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hash_len = mbedtls_md_get_size( md_info );
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}
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else
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{
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memcpy( hash_result, message_str->x, message_str->len );
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hash_len = message_str->len;
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}
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TEST_ASSERT( mbedtls_rsa_pkcs1_verify( &ctx, msg_digest_id,
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hash_len, hash_result,
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result_str->x ) == result_simple );
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TEST_ASSERT( mbedtls_rsa_rsassa_pss_verify_ext( &ctx, msg_digest_id, hash_len,
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hash_result, mgf_hash, salt_len,
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result_str->x ) == result_full );
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exit:
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mbedtls_mpi_free( &N ); mbedtls_mpi_free( &E );
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mbedtls_rsa_free( &ctx );
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}
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/* END_CASE */
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