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yuzu/externals/mbedtls/tests/suites/test_suite_cipher.function

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/* BEGIN_HEADER */
#include "mbedtls/cipher.h"
#if defined(MBEDTLS_GCM_C)
#include "mbedtls/gcm.h"
#endif
/* END_HEADER */
/* BEGIN_DEPENDENCIES
* depends_on:MBEDTLS_CIPHER_C
* END_DEPENDENCIES
*/
/* BEGIN_CASE */
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void mbedtls_cipher_list( )
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{
const int *cipher_type;
for( cipher_type = mbedtls_cipher_list(); *cipher_type != 0; cipher_type++ )
TEST_ASSERT( mbedtls_cipher_info_from_type( *cipher_type ) != NULL );
}
/* END_CASE */
/* BEGIN_CASE */
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void cipher_invalid_param_unconditional( )
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{
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mbedtls_cipher_context_t valid_ctx;
mbedtls_cipher_context_t invalid_ctx;
mbedtls_operation_t valid_operation = MBEDTLS_ENCRYPT;
mbedtls_cipher_padding_t valid_mode = MBEDTLS_PADDING_ZEROS;
unsigned char valid_buffer[] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 };
int valid_size = sizeof(valid_buffer);
int valid_bitlen = valid_size * 8;
const mbedtls_cipher_info_t *valid_info = mbedtls_cipher_info_from_type(
*( mbedtls_cipher_list() ) );
size_t size_t_var;
(void)valid_mode; /* In some configurations this is unused */
mbedtls_cipher_init( &valid_ctx );
mbedtls_cipher_setup( &valid_ctx, valid_info );
mbedtls_cipher_init( &invalid_ctx );
/* mbedtls_cipher_setup() */
TEST_ASSERT( mbedtls_cipher_setup( &valid_ctx, NULL ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
/* mbedtls_cipher_get_block_size() */
TEST_ASSERT( mbedtls_cipher_get_block_size( &invalid_ctx ) == 0 );
/* mbedtls_cipher_get_cipher_mode() */
TEST_ASSERT( mbedtls_cipher_get_cipher_mode( &invalid_ctx ) ==
MBEDTLS_MODE_NONE );
/* mbedtls_cipher_get_iv_size() */
TEST_ASSERT( mbedtls_cipher_get_iv_size( &invalid_ctx ) == 0 );
/* mbedtls_cipher_get_type() */
TEST_ASSERT(
mbedtls_cipher_get_type( &invalid_ctx ) ==
MBEDTLS_CIPHER_NONE);
/* mbedtls_cipher_get_name() */
TEST_ASSERT( mbedtls_cipher_get_name( &invalid_ctx ) == 0 );
/* mbedtls_cipher_get_key_bitlen() */
TEST_ASSERT( mbedtls_cipher_get_key_bitlen( &invalid_ctx ) ==
MBEDTLS_KEY_LENGTH_NONE );
/* mbedtls_cipher_get_operation() */
TEST_ASSERT( mbedtls_cipher_get_operation( &invalid_ctx ) ==
MBEDTLS_OPERATION_NONE );
/* mbedtls_cipher_setkey() */
TEST_ASSERT(
mbedtls_cipher_setkey( &invalid_ctx,
valid_buffer,
valid_bitlen,
valid_operation ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
/* mbedtls_cipher_set_iv() */
TEST_ASSERT(
mbedtls_cipher_set_iv( &invalid_ctx,
valid_buffer,
valid_size ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
/* mbedtls_cipher_reset() */
TEST_ASSERT( mbedtls_cipher_reset( &invalid_ctx ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
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#if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
/* mbedtls_cipher_update_ad() */
TEST_ASSERT(
mbedtls_cipher_update_ad( &invalid_ctx,
valid_buffer,
valid_size ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
#endif /* defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C) */
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#if defined(MBEDTLS_CIPHER_MODE_WITH_PADDING)
/* mbedtls_cipher_set_padding_mode() */
TEST_ASSERT( mbedtls_cipher_set_padding_mode( &invalid_ctx, valid_mode ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
#endif
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/* mbedtls_cipher_update() */
TEST_ASSERT(
mbedtls_cipher_update( &invalid_ctx,
valid_buffer,
valid_size,
valid_buffer,
&size_t_var ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
/* mbedtls_cipher_finish() */
TEST_ASSERT(
mbedtls_cipher_finish( &invalid_ctx,
valid_buffer,
&size_t_var ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
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#if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
/* mbedtls_cipher_write_tag() */
TEST_ASSERT(
mbedtls_cipher_write_tag( &invalid_ctx,
valid_buffer,
valid_size ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
/* mbedtls_cipher_check_tag() */
TEST_ASSERT(
mbedtls_cipher_check_tag( &invalid_ctx,
valid_buffer,
valid_size ) ==
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
#endif /* defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C) */
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exit:
mbedtls_cipher_free( &invalid_ctx );
mbedtls_cipher_free( &valid_ctx );
}
/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CHECK_PARAMS:!MBEDTLS_PARAM_FAILED_ALT */
void cipher_invalid_param_conditional( )
{
mbedtls_cipher_context_t valid_ctx;
mbedtls_operation_t valid_operation = MBEDTLS_ENCRYPT;
mbedtls_operation_t invalid_operation = 100;
mbedtls_cipher_padding_t valid_mode = MBEDTLS_PADDING_ZEROS;
unsigned char valid_buffer[] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 };
int valid_size = sizeof(valid_buffer);
int valid_bitlen = valid_size * 8;
const mbedtls_cipher_info_t *valid_info = mbedtls_cipher_info_from_type(
*( mbedtls_cipher_list() ) );
size_t size_t_var;
(void)valid_mode; /* In some configurations this is unused */
/* mbedtls_cipher_init() */
TEST_VALID_PARAM( mbedtls_cipher_init( &valid_ctx ) );
TEST_INVALID_PARAM( mbedtls_cipher_init( NULL ) );
/* mbedtls_cipher_setup() */
TEST_VALID_PARAM( mbedtls_cipher_setup( &valid_ctx, valid_info ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_setup( NULL, valid_info ) );
/* mbedtls_cipher_get_block_size() */
TEST_INVALID_PARAM_RET( 0, mbedtls_cipher_get_block_size( NULL ) );
/* mbedtls_cipher_get_cipher_mode() */
TEST_INVALID_PARAM_RET(
MBEDTLS_MODE_NONE,
mbedtls_cipher_get_cipher_mode( NULL ) );
/* mbedtls_cipher_get_iv_size() */
TEST_INVALID_PARAM_RET( 0, mbedtls_cipher_get_iv_size( NULL ) );
/* mbedtls_cipher_get_type() */
TEST_INVALID_PARAM_RET(
MBEDTLS_CIPHER_NONE,
mbedtls_cipher_get_type( NULL ) );
/* mbedtls_cipher_get_name() */
TEST_INVALID_PARAM_RET( 0, mbedtls_cipher_get_name( NULL ) );
/* mbedtls_cipher_get_key_bitlen() */
TEST_INVALID_PARAM_RET(
MBEDTLS_KEY_LENGTH_NONE,
mbedtls_cipher_get_key_bitlen( NULL ) );
/* mbedtls_cipher_get_operation() */
TEST_INVALID_PARAM_RET(
MBEDTLS_OPERATION_NONE,
mbedtls_cipher_get_operation( NULL ) );
/* mbedtls_cipher_setkey() */
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_setkey( NULL,
valid_buffer,
valid_bitlen,
valid_operation ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_setkey( &valid_ctx,
NULL,
valid_bitlen,
valid_operation ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_setkey( &valid_ctx,
valid_buffer,
valid_bitlen,
invalid_operation ) );
/* mbedtls_cipher_set_iv() */
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_set_iv( NULL,
valid_buffer,
valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_set_iv( &valid_ctx,
NULL,
valid_size ) );
/* mbedtls_cipher_reset() */
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_reset( NULL ) );
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#if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
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/* mbedtls_cipher_update_ad() */
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_update_ad( NULL,
valid_buffer,
valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_update_ad( &valid_ctx,
NULL,
valid_size ) );
#endif /* defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C) */
#if defined(MBEDTLS_CIPHER_MODE_WITH_PADDING)
/* mbedtls_cipher_set_padding_mode() */
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_set_padding_mode( NULL, valid_mode ) );
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#endif
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/* mbedtls_cipher_update() */
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_update( NULL,
valid_buffer,
valid_size,
valid_buffer,
&size_t_var ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_update( &valid_ctx,
NULL, valid_size,
valid_buffer,
&size_t_var ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_update( &valid_ctx,
valid_buffer, valid_size,
NULL,
&size_t_var ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_update( &valid_ctx,
valid_buffer, valid_size,
valid_buffer,
NULL ) );
/* mbedtls_cipher_finish() */
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_finish( NULL,
valid_buffer,
&size_t_var ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_finish( &valid_ctx,
NULL,
&size_t_var ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_finish( &valid_ctx,
valid_buffer,
NULL ) );
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#if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
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/* mbedtls_cipher_write_tag() */
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_write_tag( NULL,
valid_buffer,
valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_write_tag( &valid_ctx,
NULL,
valid_size ) );
/* mbedtls_cipher_check_tag() */
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_check_tag( NULL,
valid_buffer,
valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_check_tag( &valid_ctx,
NULL,
valid_size ) );
#endif /* defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C) */
/* mbedtls_cipher_crypt() */
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_crypt( NULL,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, &size_t_var ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_crypt( &valid_ctx,
NULL, valid_size,
valid_buffer, valid_size,
valid_buffer, &size_t_var ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_crypt( &valid_ctx,
valid_buffer, valid_size,
NULL, valid_size,
valid_buffer, &size_t_var ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_crypt( &valid_ctx,
valid_buffer, valid_size,
valid_buffer, valid_size,
NULL, &size_t_var ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_crypt( &valid_ctx,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, NULL ) );
#if defined(MBEDTLS_CIPHER_MODE_AEAD)
/* mbedtls_cipher_auth_encrypt() */
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_encrypt( NULL,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, &size_t_var,
valid_buffer, valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_encrypt( &valid_ctx,
NULL, valid_size,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, &size_t_var,
valid_buffer, valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_encrypt( &valid_ctx,
valid_buffer, valid_size,
NULL, valid_size,
valid_buffer, valid_size,
valid_buffer, &size_t_var,
valid_buffer, valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_encrypt( &valid_ctx,
valid_buffer, valid_size,
valid_buffer, valid_size,
NULL, valid_size,
valid_buffer, &size_t_var,
valid_buffer, valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_encrypt( &valid_ctx,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, valid_size,
NULL, &size_t_var,
valid_buffer, valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_encrypt( &valid_ctx,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, NULL,
valid_buffer, valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_encrypt( &valid_ctx,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, &size_t_var,
NULL, valid_size ) );
/* mbedtls_cipher_auth_decrypt() */
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_decrypt( NULL,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, &size_t_var,
valid_buffer, valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_decrypt( &valid_ctx,
NULL, valid_size,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, &size_t_var,
valid_buffer, valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_decrypt( &valid_ctx,
valid_buffer, valid_size,
NULL, valid_size,
valid_buffer, valid_size,
valid_buffer, &size_t_var,
valid_buffer, valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_decrypt( &valid_ctx,
valid_buffer, valid_size,
valid_buffer, valid_size,
NULL, valid_size,
valid_buffer, &size_t_var,
valid_buffer, valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_decrypt( &valid_ctx,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, valid_size,
NULL, &size_t_var,
valid_buffer, valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_decrypt( &valid_ctx,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, NULL,
valid_buffer, valid_size ) );
TEST_INVALID_PARAM_RET(
MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA,
mbedtls_cipher_auth_decrypt( &valid_ctx,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, valid_size,
valid_buffer, &size_t_var,
NULL, valid_size ) );
#endif /* defined(MBEDTLS_CIPHER_MODE_AEAD) */
/* mbedtls_cipher_free() */
TEST_VALID_PARAM( mbedtls_cipher_free( NULL ) );
exit:
TEST_VALID_PARAM( mbedtls_cipher_free( &valid_ctx ) );
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}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_AES_C */
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void cipher_special_behaviours( )
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{
const mbedtls_cipher_info_t *cipher_info;
mbedtls_cipher_context_t ctx;
unsigned char input[32];
unsigned char output[32];
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#if defined (MBEDTLS_CIPHER_MODE_CBC)
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unsigned char iv[32];
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#endif
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size_t olen = 0;
mbedtls_cipher_init( &ctx );
memset( input, 0, sizeof( input ) );
memset( output, 0, sizeof( output ) );
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#if defined(MBEDTLS_CIPHER_MODE_CBC)
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memset( iv, 0, sizeof( iv ) );
/* Check and get info structures */
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cipher_info = mbedtls_cipher_info_from_type( MBEDTLS_CIPHER_AES_128_CBC );
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TEST_ASSERT( NULL != cipher_info );
TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx, cipher_info ) );
/* IV too big */
TEST_ASSERT( mbedtls_cipher_set_iv( &ctx, iv, MBEDTLS_MAX_IV_LENGTH + 1 )
== MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE );
/* IV too small */
TEST_ASSERT( mbedtls_cipher_set_iv( &ctx, iv, 0 )
== MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA );
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mbedtls_cipher_free( &ctx );
mbedtls_cipher_init( &ctx );
#endif /* MBEDTLS_CIPHER_MODE_CBC */
cipher_info = mbedtls_cipher_info_from_type( MBEDTLS_CIPHER_AES_128_ECB );
TEST_ASSERT( NULL != cipher_info );
TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx, cipher_info ) );
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/* Update ECB with partial block */
TEST_ASSERT( mbedtls_cipher_update( &ctx, input, 1, output, &olen )
== MBEDTLS_ERR_CIPHER_FULL_BLOCK_EXPECTED );
exit:
mbedtls_cipher_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE */
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void enc_dec_buf( int cipher_id, char * cipher_string, int key_len,
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int length_val, int pad_mode )
{
size_t length = length_val, outlen, total_len, i, block_size;
unsigned char key[64];
unsigned char iv[16];
unsigned char ad[13];
unsigned char tag[16];
unsigned char inbuf[64];
unsigned char encbuf[64];
unsigned char decbuf[64];
const mbedtls_cipher_info_t *cipher_info;
mbedtls_cipher_context_t ctx_dec;
mbedtls_cipher_context_t ctx_enc;
/*
* Prepare contexts
*/
mbedtls_cipher_init( &ctx_dec );
mbedtls_cipher_init( &ctx_enc );
memset( key, 0x2a, sizeof( key ) );
/* Check and get info structures */
cipher_info = mbedtls_cipher_info_from_type( cipher_id );
TEST_ASSERT( NULL != cipher_info );
TEST_ASSERT( mbedtls_cipher_info_from_string( cipher_string ) == cipher_info );
/* Initialise enc and dec contexts */
TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx_dec, cipher_info ) );
TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx_enc, cipher_info ) );
TEST_ASSERT( 0 == mbedtls_cipher_setkey( &ctx_dec, key, key_len, MBEDTLS_DECRYPT ) );
TEST_ASSERT( 0 == mbedtls_cipher_setkey( &ctx_enc, key, key_len, MBEDTLS_ENCRYPT ) );
#if defined(MBEDTLS_CIPHER_MODE_WITH_PADDING)
if( -1 != pad_mode )
{
TEST_ASSERT( 0 == mbedtls_cipher_set_padding_mode( &ctx_dec, pad_mode ) );
TEST_ASSERT( 0 == mbedtls_cipher_set_padding_mode( &ctx_enc, pad_mode ) );
}
#else
(void) pad_mode;
#endif /* MBEDTLS_CIPHER_MODE_WITH_PADDING */
/*
* Do a few encode/decode cycles
*/
for( i = 0; i < 3; i++ )
{
memset( iv , 0x00 + i, sizeof( iv ) );
memset( ad, 0x10 + i, sizeof( ad ) );
memset( inbuf, 0x20 + i, sizeof( inbuf ) );
memset( encbuf, 0, sizeof( encbuf ) );
memset( decbuf, 0, sizeof( decbuf ) );
memset( tag, 0, sizeof( tag ) );
TEST_ASSERT( 0 == mbedtls_cipher_set_iv( &ctx_dec, iv, sizeof( iv ) ) );
TEST_ASSERT( 0 == mbedtls_cipher_set_iv( &ctx_enc, iv, sizeof( iv ) ) );
TEST_ASSERT( 0 == mbedtls_cipher_reset( &ctx_dec ) );
TEST_ASSERT( 0 == mbedtls_cipher_reset( &ctx_enc ) );
#if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
TEST_ASSERT( 0 == mbedtls_cipher_update_ad( &ctx_dec, ad, sizeof( ad ) - i ) );
TEST_ASSERT( 0 == mbedtls_cipher_update_ad( &ctx_enc, ad, sizeof( ad ) - i ) );
#endif
block_size = mbedtls_cipher_get_block_size( &ctx_enc );
TEST_ASSERT( block_size != 0 );
/* encode length number of bytes from inbuf */
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx_enc, inbuf, length, encbuf, &outlen ) );
total_len = outlen;
TEST_ASSERT( total_len == length ||
( total_len % block_size == 0 &&
total_len < length &&
total_len + block_size > length ) );
TEST_ASSERT( 0 == mbedtls_cipher_finish( &ctx_enc, encbuf + outlen, &outlen ) );
total_len += outlen;
#if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
TEST_ASSERT( 0 == mbedtls_cipher_write_tag( &ctx_enc, tag, sizeof( tag ) ) );
#endif
TEST_ASSERT( total_len == length ||
( total_len % block_size == 0 &&
total_len > length &&
total_len <= length + block_size ) );
/* decode the previously encoded string */
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx_dec, encbuf, total_len, decbuf, &outlen ) );
total_len = outlen;
TEST_ASSERT( total_len == length ||
( total_len % block_size == 0 &&
total_len < length &&
total_len + block_size >= length ) );
TEST_ASSERT( 0 == mbedtls_cipher_finish( &ctx_dec, decbuf + outlen, &outlen ) );
total_len += outlen;
#if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
TEST_ASSERT( 0 == mbedtls_cipher_check_tag( &ctx_dec, tag, sizeof( tag ) ) );
#endif
/* check result */
TEST_ASSERT( total_len == length );
TEST_ASSERT( 0 == memcmp(inbuf, decbuf, length) );
}
/*
* Done
*/
exit:
mbedtls_cipher_free( &ctx_dec );
mbedtls_cipher_free( &ctx_enc );
}
/* END_CASE */
/* BEGIN_CASE */
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void enc_fail( int cipher_id, int pad_mode, int key_len, int length_val,
int ret )
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{
size_t length = length_val;
unsigned char key[32];
unsigned char iv[16];
const mbedtls_cipher_info_t *cipher_info;
mbedtls_cipher_context_t ctx;
unsigned char inbuf[64];
unsigned char encbuf[64];
size_t outlen = 0;
memset( key, 0, 32 );
memset( iv , 0, 16 );
mbedtls_cipher_init( &ctx );
memset( inbuf, 5, 64 );
memset( encbuf, 0, 64 );
/* Check and get info structures */
cipher_info = mbedtls_cipher_info_from_type( cipher_id );
TEST_ASSERT( NULL != cipher_info );
/* Initialise context */
TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx, cipher_info ) );
TEST_ASSERT( 0 == mbedtls_cipher_setkey( &ctx, key, key_len, MBEDTLS_ENCRYPT ) );
#if defined(MBEDTLS_CIPHER_MODE_WITH_PADDING)
TEST_ASSERT( 0 == mbedtls_cipher_set_padding_mode( &ctx, pad_mode ) );
#else
(void) pad_mode;
#endif /* MBEDTLS_CIPHER_MODE_WITH_PADDING */
TEST_ASSERT( 0 == mbedtls_cipher_set_iv( &ctx, iv, 16 ) );
TEST_ASSERT( 0 == mbedtls_cipher_reset( &ctx ) );
#if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
TEST_ASSERT( 0 == mbedtls_cipher_update_ad( &ctx, NULL, 0 ) );
#endif
/* encode length number of bytes from inbuf */
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx, inbuf, length, encbuf, &outlen ) );
TEST_ASSERT( ret == mbedtls_cipher_finish( &ctx, encbuf + outlen, &outlen ) );
/* done */
exit:
mbedtls_cipher_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE */
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void dec_empty_buf( int cipher )
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{
unsigned char key[32];
unsigned char iv[16];
mbedtls_cipher_context_t ctx_dec;
const mbedtls_cipher_info_t *cipher_info;
unsigned char encbuf[64];
unsigned char decbuf[64];
size_t outlen = 0;
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int expected_ret;
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memset( key, 0, 32 );
memset( iv , 0, 16 );
mbedtls_cipher_init( &ctx_dec );
memset( encbuf, 0, 64 );
memset( decbuf, 0, 64 );
/* Initialise context */
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cipher_info = mbedtls_cipher_info_from_type( cipher );
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TEST_ASSERT( NULL != cipher_info);
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TEST_ASSERT( sizeof(key) * 8 >= cipher_info->key_bitlen );
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TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx_dec, cipher_info ) );
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TEST_ASSERT( 0 == mbedtls_cipher_setkey( &ctx_dec,
key, cipher_info->key_bitlen,
MBEDTLS_DECRYPT ) );
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TEST_ASSERT( 0 == mbedtls_cipher_set_iv( &ctx_dec, iv, 16 ) );
TEST_ASSERT( 0 == mbedtls_cipher_reset( &ctx_dec ) );
#if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
TEST_ASSERT( 0 == mbedtls_cipher_update_ad( &ctx_dec, NULL, 0 ) );
#endif
/* decode 0-byte string */
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx_dec, encbuf, 0, decbuf, &outlen ) );
TEST_ASSERT( 0 == outlen );
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if ( cipher_info->mode == MBEDTLS_MODE_CBC ||
cipher_info->mode == MBEDTLS_MODE_ECB )
{
/* CBC and ECB ciphers need a full block of input. */
expected_ret = MBEDTLS_ERR_CIPHER_FULL_BLOCK_EXPECTED;
}
else
{
/* Non-CBC and non-ECB ciphers are OK with decrypting empty buffers and
* return success, not MBEDTLS_ERR_CIPHER_FULL_BLOCK_EXPECTED, when
* decrypting an empty buffer. */
expected_ret = 0;
}
TEST_ASSERT( expected_ret == mbedtls_cipher_finish(
&ctx_dec, decbuf + outlen, &outlen ) );
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TEST_ASSERT( 0 == outlen );
exit:
mbedtls_cipher_free( &ctx_dec );
}
/* END_CASE */
/* BEGIN_CASE */
void enc_dec_buf_multipart( int cipher_id, int key_len, int first_length_val,
int second_length_val, int pad_mode,
int first_encrypt_output_len, int second_encrypt_output_len,
int first_decrypt_output_len, int second_decrypt_output_len )
{
size_t first_length = first_length_val;
size_t second_length = second_length_val;
size_t length = first_length + second_length;
size_t block_size;
unsigned char key[32];
unsigned char iv[16];
mbedtls_cipher_context_t ctx_dec;
mbedtls_cipher_context_t ctx_enc;
const mbedtls_cipher_info_t *cipher_info;
unsigned char inbuf[64];
unsigned char encbuf[64];
unsigned char decbuf[64];
size_t outlen = 0;
size_t totaloutlen = 0;
memset( key, 0, 32 );
memset( iv , 0, 16 );
mbedtls_cipher_init( &ctx_dec );
mbedtls_cipher_init( &ctx_enc );
memset( inbuf, 5, 64 );
memset( encbuf, 0, 64 );
memset( decbuf, 0, 64 );
/* Initialise enc and dec contexts */
cipher_info = mbedtls_cipher_info_from_type( cipher_id );
TEST_ASSERT( NULL != cipher_info);
TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx_dec, cipher_info ) );
TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx_enc, cipher_info ) );
TEST_ASSERT( 0 == mbedtls_cipher_setkey( &ctx_dec, key, key_len, MBEDTLS_DECRYPT ) );
TEST_ASSERT( 0 == mbedtls_cipher_setkey( &ctx_enc, key, key_len, MBEDTLS_ENCRYPT ) );
#if defined(MBEDTLS_CIPHER_MODE_WITH_PADDING)
if( -1 != pad_mode )
{
TEST_ASSERT( 0 == mbedtls_cipher_set_padding_mode( &ctx_dec, pad_mode ) );
TEST_ASSERT( 0 == mbedtls_cipher_set_padding_mode( &ctx_enc, pad_mode ) );
}
#else
(void) pad_mode;
#endif /* MBEDTLS_CIPHER_MODE_WITH_PADDING */
TEST_ASSERT( 0 == mbedtls_cipher_set_iv( &ctx_dec, iv, 16 ) );
TEST_ASSERT( 0 == mbedtls_cipher_set_iv( &ctx_enc, iv, 16 ) );
TEST_ASSERT( 0 == mbedtls_cipher_reset( &ctx_dec ) );
TEST_ASSERT( 0 == mbedtls_cipher_reset( &ctx_enc ) );
#if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
TEST_ASSERT( 0 == mbedtls_cipher_update_ad( &ctx_dec, NULL, 0 ) );
TEST_ASSERT( 0 == mbedtls_cipher_update_ad( &ctx_enc, NULL, 0 ) );
#endif
block_size = mbedtls_cipher_get_block_size( &ctx_enc );
TEST_ASSERT( block_size != 0 );
/* encode length number of bytes from inbuf */
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx_enc, inbuf, first_length, encbuf, &outlen ) );
TEST_ASSERT( (size_t)first_encrypt_output_len == outlen );
totaloutlen = outlen;
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx_enc, inbuf + first_length, second_length, encbuf + totaloutlen, &outlen ) );
TEST_ASSERT( (size_t)second_encrypt_output_len == outlen );
totaloutlen += outlen;
TEST_ASSERT( totaloutlen == length ||
( totaloutlen % block_size == 0 &&
totaloutlen < length &&
totaloutlen + block_size > length ) );
TEST_ASSERT( 0 == mbedtls_cipher_finish( &ctx_enc, encbuf + totaloutlen, &outlen ) );
totaloutlen += outlen;
TEST_ASSERT( totaloutlen == length ||
( totaloutlen % block_size == 0 &&
totaloutlen > length &&
totaloutlen <= length + block_size ) );
/* decode the previously encoded string */
second_length = totaloutlen - first_length;
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx_dec, encbuf, first_length, decbuf, &outlen ) );
TEST_ASSERT( (size_t)first_decrypt_output_len == outlen );
totaloutlen = outlen;
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx_dec, encbuf + first_length, second_length, decbuf + totaloutlen, &outlen ) );
TEST_ASSERT( (size_t)second_decrypt_output_len == outlen );
totaloutlen += outlen;
TEST_ASSERT( totaloutlen == length ||
( totaloutlen % block_size == 0 &&
totaloutlen < length &&
totaloutlen + block_size >= length ) );
TEST_ASSERT( 0 == mbedtls_cipher_finish( &ctx_dec, decbuf + totaloutlen, &outlen ) );
totaloutlen += outlen;
TEST_ASSERT( totaloutlen == length );
TEST_ASSERT( 0 == memcmp(inbuf, decbuf, length) );
exit:
mbedtls_cipher_free( &ctx_dec );
mbedtls_cipher_free( &ctx_enc );
}
/* END_CASE */
/* BEGIN_CASE */
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void decrypt_test_vec( int cipher_id, int pad_mode, data_t * key,
data_t * iv, data_t * cipher,
data_t * clear, data_t * ad, data_t * tag,
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int finish_result, int tag_result )
{
unsigned char output[265];
mbedtls_cipher_context_t ctx;
size_t outlen, total_len;
mbedtls_cipher_init( &ctx );
memset( output, 0x00, sizeof( output ) );
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#if !defined(MBEDTLS_GCM_C) && !defined(MBEDTLS_CHACHAPOLY_C)
((void) ad);
((void) tag);
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#endif
/* Prepare context */
TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx,
mbedtls_cipher_info_from_type( cipher_id ) ) );
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TEST_ASSERT( 0 == mbedtls_cipher_setkey( &ctx, key->x, 8 * key->len, MBEDTLS_DECRYPT ) );
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#if defined(MBEDTLS_CIPHER_MODE_WITH_PADDING)
if( pad_mode != -1 )
TEST_ASSERT( 0 == mbedtls_cipher_set_padding_mode( &ctx, pad_mode ) );
#else
(void) pad_mode;
#endif /* MBEDTLS_CIPHER_MODE_WITH_PADDING */
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TEST_ASSERT( 0 == mbedtls_cipher_set_iv( &ctx, iv->x, iv->len ) );
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TEST_ASSERT( 0 == mbedtls_cipher_reset( &ctx ) );
#if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
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TEST_ASSERT( 0 == mbedtls_cipher_update_ad( &ctx, ad->x, ad->len ) );
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#endif
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/* decode buffer and check tag->x */
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total_len = 0;
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TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx, cipher->x, cipher->len, output, &outlen ) );
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total_len += outlen;
TEST_ASSERT( finish_result == mbedtls_cipher_finish( &ctx, output + outlen,
&outlen ) );
total_len += outlen;
#if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
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TEST_ASSERT( tag_result == mbedtls_cipher_check_tag( &ctx, tag->x, tag->len ) );
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#endif
/* check plaintext only if everything went fine */
if( 0 == finish_result && 0 == tag_result )
{
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TEST_ASSERT( total_len == clear->len );
TEST_ASSERT( 0 == memcmp( output, clear->x, clear->len ) );
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}
exit:
mbedtls_cipher_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_AEAD */
early-access version 1503
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void auth_crypt_tv( int cipher_id, data_t * key, data_t * iv,
data_t * ad, data_t * cipher, data_t * tag,
char * result, data_t * clear )
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{
int ret;
unsigned char output[267]; /* above + 2 (overwrite check) */
unsigned char my_tag[20];
mbedtls_cipher_context_t ctx;
size_t outlen;
mbedtls_cipher_init( &ctx );
memset( output, 0xFF, sizeof( output ) );
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memset( my_tag, 0xFF, sizeof( my_tag ) );
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/* Prepare context */
TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx,
mbedtls_cipher_info_from_type( cipher_id ) ) );
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TEST_ASSERT( 0 == mbedtls_cipher_setkey( &ctx, key->x, 8 * key->len, MBEDTLS_DECRYPT ) );
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/* decode buffer and check tag->x */
ret = mbedtls_cipher_auth_decrypt( &ctx, iv->x, iv->len, ad->x, ad->len,
cipher->x, cipher->len, output, &outlen,
tag->x, tag->len );
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/* make sure we didn't overwrite */
TEST_ASSERT( output[outlen + 0] == 0xFF );
TEST_ASSERT( output[outlen + 1] == 0xFF );
/* make sure the message is rejected if it should be */
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if( strcmp( result, "FAIL" ) == 0 )
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{
TEST_ASSERT( ret == MBEDTLS_ERR_CIPHER_AUTH_FAILED );
goto exit;
}
/* otherwise, make sure it was decrypted properly */
TEST_ASSERT( ret == 0 );
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TEST_ASSERT( outlen == clear->len );
TEST_ASSERT( memcmp( output, clear->x, clear->len ) == 0 );
/* then encrypt the clear->x and make sure we get the same ciphertext and tag->x */
TEST_ASSERT( 0 == mbedtls_cipher_setkey( &ctx, key->x, 8 * key->len,
MBEDTLS_ENCRYPT ) );
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memset( output, 0xFF, sizeof( output ) );
outlen = 0;
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ret = mbedtls_cipher_auth_encrypt( &ctx, iv->x, iv->len, ad->x, ad->len,
clear->x, clear->len, output, &outlen,
my_tag, tag->len );
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TEST_ASSERT( ret == 0 );
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TEST_ASSERT( outlen == cipher->len );
TEST_ASSERT( memcmp( output, cipher->x, cipher->len ) == 0 );
TEST_ASSERT( memcmp( my_tag, tag->x, tag->len ) == 0 );
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/* make sure we didn't overwrite */
TEST_ASSERT( output[outlen + 0] == 0xFF );
TEST_ASSERT( output[outlen + 1] == 0xFF );
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TEST_ASSERT( my_tag[tag->len + 0] == 0xFF );
TEST_ASSERT( my_tag[tag->len + 1] == 0xFF );
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exit:
mbedtls_cipher_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE */
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void test_vec_ecb( int cipher_id, int operation, data_t * key,
data_t * input, data_t * result, int finish_result
)
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{
mbedtls_cipher_context_t ctx;
unsigned char output[32];
size_t outlen;
mbedtls_cipher_init( &ctx );
memset( output, 0x00, sizeof( output ) );
/* Prepare context */
TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx,
mbedtls_cipher_info_from_type( cipher_id ) ) );
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TEST_ASSERT( 0 == mbedtls_cipher_setkey( &ctx, key->x, 8 * key->len, operation ) );
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TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx, input->x,
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mbedtls_cipher_get_block_size( &ctx ),
output, &outlen ) );
TEST_ASSERT( outlen == mbedtls_cipher_get_block_size( &ctx ) );
TEST_ASSERT( finish_result == mbedtls_cipher_finish( &ctx, output + outlen,
&outlen ) );
TEST_ASSERT( 0 == outlen );
/* check plaintext only if everything went fine */
if( 0 == finish_result )
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TEST_ASSERT( 0 == memcmp( output, result->x,
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mbedtls_cipher_get_block_size( &ctx ) ) );
exit:
mbedtls_cipher_free( &ctx );
}
/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_WITH_PADDING */
void test_vec_crypt( int cipher_id, int operation, data_t *key,
data_t *iv, data_t *input, data_t *result,
int finish_result )
{
mbedtls_cipher_context_t ctx;
unsigned char output[32];
size_t outlen;
mbedtls_cipher_init( &ctx );
memset( output, 0x00, sizeof( output ) );
/* Prepare context */
TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx,
mbedtls_cipher_info_from_type( cipher_id ) ) );
TEST_ASSERT( 0 == mbedtls_cipher_setkey( &ctx, key->x, 8 * key->len, operation ) );
if( MBEDTLS_MODE_CBC == ctx.cipher_info->mode )
TEST_ASSERT( 0 == mbedtls_cipher_set_padding_mode( &ctx, MBEDTLS_PADDING_NONE ) );
TEST_ASSERT( finish_result == mbedtls_cipher_crypt( &ctx, iv->len ? iv->x : NULL,
iv->len, input->x, input->len,
output, &outlen ) );
TEST_ASSERT( result->len == outlen );
/* check plaintext only if everything went fine */
if( 0 == finish_result )
TEST_ASSERT( 0 == memcmp( output, result->x, outlen ) );
exit:
mbedtls_cipher_free( &ctx );
}
/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_WITH_PADDING */
void set_padding( int cipher_id, int pad_mode, int ret )
{
const mbedtls_cipher_info_t *cipher_info;
mbedtls_cipher_context_t ctx;
mbedtls_cipher_init( &ctx );
cipher_info = mbedtls_cipher_info_from_type( cipher_id );
TEST_ASSERT( NULL != cipher_info );
TEST_ASSERT( 0 == mbedtls_cipher_setup( &ctx, cipher_info ) );
TEST_ASSERT( ret == mbedtls_cipher_set_padding_mode( &ctx, pad_mode ) );
exit:
mbedtls_cipher_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
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void check_padding( int pad_mode, data_t * input, int ret, int dlen_check
)
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{
mbedtls_cipher_info_t cipher_info;
mbedtls_cipher_context_t ctx;
early-access version 1503
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size_t dlen;
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/* build a fake context just for getting access to get_padding */
mbedtls_cipher_init( &ctx );
cipher_info.mode = MBEDTLS_MODE_CBC;
ctx.cipher_info = &cipher_info;
TEST_ASSERT( 0 == mbedtls_cipher_set_padding_mode( &ctx, pad_mode ) );
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TEST_ASSERT( ret == ctx.get_padding( input->x, input->len, &dlen ) );
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if( 0 == ret )
TEST_ASSERT( dlen == (size_t) dlen_check );
}
/* END_CASE */
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