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

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/* BEGIN_HEADER */
#include "mbedtls/chachapoly.h"
/* END_HEADER */
/* BEGIN_DEPENDENCIES
* depends_on:MBEDTLS_CHACHAPOLY_C
* END_DEPENDENCIES
*/
/* BEGIN_CASE */
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void mbedtls_chachapoly_enc( data_t *key_str, data_t *nonce_str, data_t *aad_str, data_t *input_str, data_t *output_str, data_t *mac_str )
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{
unsigned char output[265];
unsigned char mac[16]; /* size set by the standard */
mbedtls_chachapoly_context ctx;
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TEST_ASSERT( key_str->len == 32 );
TEST_ASSERT( nonce_str->len == 12 );
TEST_ASSERT( mac_str->len == 16 );
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mbedtls_chachapoly_init( &ctx );
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TEST_ASSERT( mbedtls_chachapoly_setkey( &ctx, key_str->x ) == 0 );
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TEST_ASSERT( mbedtls_chachapoly_encrypt_and_tag( &ctx,
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input_str->len, nonce_str->x,
aad_str->x, aad_str->len,
input_str->x, output, mac ) == 0 );
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TEST_ASSERT( memcmp( output_str->x, output, output_str->len ) == 0 );
TEST_ASSERT( memcmp( mac_str->x, mac, 16U ) == 0 );
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exit:
mbedtls_chachapoly_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE */
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void mbedtls_chachapoly_dec( data_t *key_str, data_t *nonce_str, data_t *aad_str, data_t *input_str, data_t *output_str, data_t *mac_str, int ret_exp )
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{
unsigned char output[265];
int ret;
mbedtls_chachapoly_context ctx;
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TEST_ASSERT( key_str->len == 32 );
TEST_ASSERT( nonce_str->len == 12 );
TEST_ASSERT( mac_str->len == 16 );
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mbedtls_chachapoly_init( &ctx );
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TEST_ASSERT( mbedtls_chachapoly_setkey( &ctx, key_str->x ) == 0 );
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ret = mbedtls_chachapoly_auth_decrypt( &ctx,
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input_str->len, nonce_str->x,
aad_str->x, aad_str->len,
mac_str->x, input_str->x, output );
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TEST_ASSERT( ret == ret_exp );
if( ret_exp == 0 )
{
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TEST_ASSERT( memcmp( output_str->x, output, output_str->len ) == 0 );
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}
exit:
mbedtls_chachapoly_free( &ctx );
}
/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CHECK_PARAMS:!MBEDTLS_PARAM_FAILED_ALT */
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void chachapoly_bad_params()
{
unsigned char key[32];
unsigned char nonce[12];
unsigned char aad[1];
unsigned char input[1];
unsigned char output[1];
unsigned char mac[16];
size_t input_len = sizeof( input );
size_t aad_len = sizeof( aad );
mbedtls_chachapoly_context ctx;
memset( key, 0x00, sizeof( key ) );
memset( nonce, 0x00, sizeof( nonce ) );
memset( aad, 0x00, sizeof( aad ) );
memset( input, 0x00, sizeof( input ) );
memset( output, 0x00, sizeof( output ) );
memset( mac, 0x00, sizeof( mac ) );
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TEST_INVALID_PARAM( mbedtls_chachapoly_init( NULL ) );
TEST_VALID_PARAM( mbedtls_chachapoly_free( NULL ) );
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/* setkey */
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_setkey( NULL, key ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_setkey( &ctx, NULL ) );
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/* encrypt_and_tag */
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_encrypt_and_tag( NULL,
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0, nonce,
aad, 0,
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input, output, mac ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_encrypt_and_tag( &ctx,
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0, NULL,
aad, 0,
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input, output, mac ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_encrypt_and_tag( &ctx,
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0, nonce,
NULL, aad_len,
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input, output, mac ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_encrypt_and_tag( &ctx,
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input_len, nonce,
aad, 0,
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NULL, output, mac ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_encrypt_and_tag( &ctx,
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input_len, nonce,
aad, 0,
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input, NULL, mac ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_encrypt_and_tag( &ctx,
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0, nonce,
aad, 0,
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input, output, NULL ) );
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/* auth_decrypt */
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_auth_decrypt( NULL,
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0, nonce,
aad, 0,
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mac, input, output ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_auth_decrypt( &ctx,
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0, NULL,
aad, 0,
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mac, input, output ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_auth_decrypt( &ctx,
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0, nonce,
NULL, aad_len,
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mac, input, output ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_auth_decrypt( &ctx,
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0, nonce,
aad, 0,
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NULL, input, output ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_auth_decrypt( &ctx,
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input_len, nonce,
aad, 0,
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mac, NULL, output ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_auth_decrypt( &ctx,
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input_len, nonce,
aad, 0,
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mac, input, NULL ) );
/* starts */
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_starts( NULL, nonce,
MBEDTLS_CHACHAPOLY_ENCRYPT ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_starts( &ctx, NULL,
MBEDTLS_CHACHAPOLY_ENCRYPT ) );
/* update_aad */
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_update_aad( NULL, aad,
aad_len ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_update_aad( &ctx, NULL,
aad_len ) );
/* update */
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_update( NULL, input_len,
input, output ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_update( &ctx, input_len,
NULL, output ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_update( &ctx, input_len,
input, NULL ) );
/* finish */
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_finish( NULL, mac ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA,
mbedtls_chachapoly_finish( &ctx, NULL ) );
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exit:
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return;
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}
/* END_CASE */
/* BEGIN_CASE */
void chachapoly_state()
{
unsigned char key[32];
unsigned char nonce[12];
unsigned char aad[1];
unsigned char input[1];
unsigned char output[1];
unsigned char mac[16];
size_t input_len = sizeof( input );
size_t aad_len = sizeof( aad );
mbedtls_chachapoly_context ctx;
memset( key, 0x00, sizeof( key ) );
memset( nonce, 0x00, sizeof( nonce ) );
memset( aad, 0x00, sizeof( aad ) );
memset( input, 0x00, sizeof( input ) );
memset( output, 0x00, sizeof( output ) );
memset( mac, 0x00, sizeof( mac ) );
/* Initial state: finish, update, update_aad forbidden */
mbedtls_chachapoly_init( &ctx );
TEST_ASSERT( mbedtls_chachapoly_finish( &ctx, mac )
== MBEDTLS_ERR_CHACHAPOLY_BAD_STATE );
TEST_ASSERT( mbedtls_chachapoly_update( &ctx, input_len, input, output )
== MBEDTLS_ERR_CHACHAPOLY_BAD_STATE );
TEST_ASSERT( mbedtls_chachapoly_update_aad( &ctx, aad, aad_len )
== MBEDTLS_ERR_CHACHAPOLY_BAD_STATE );
/* Still initial state: finish, update, update_aad forbidden */
TEST_ASSERT( mbedtls_chachapoly_setkey( &ctx, key )
== 0 );
TEST_ASSERT( mbedtls_chachapoly_finish( &ctx, mac )
== MBEDTLS_ERR_CHACHAPOLY_BAD_STATE );
TEST_ASSERT( mbedtls_chachapoly_update( &ctx, input_len, input, output )
== MBEDTLS_ERR_CHACHAPOLY_BAD_STATE );
TEST_ASSERT( mbedtls_chachapoly_update_aad( &ctx, aad, aad_len )
== MBEDTLS_ERR_CHACHAPOLY_BAD_STATE );
/* Starts -> finish OK */
TEST_ASSERT( mbedtls_chachapoly_starts( &ctx, nonce, MBEDTLS_CHACHAPOLY_ENCRYPT )
== 0 );
TEST_ASSERT( mbedtls_chachapoly_finish( &ctx, mac )
== 0 );
/* After finish: update, update_aad forbidden */
TEST_ASSERT( mbedtls_chachapoly_update( &ctx, input_len, input, output )
== MBEDTLS_ERR_CHACHAPOLY_BAD_STATE );
TEST_ASSERT( mbedtls_chachapoly_update_aad( &ctx, aad, aad_len )
== MBEDTLS_ERR_CHACHAPOLY_BAD_STATE );
/* Starts -> update* OK */
TEST_ASSERT( mbedtls_chachapoly_starts( &ctx, nonce, MBEDTLS_CHACHAPOLY_ENCRYPT )
== 0 );
TEST_ASSERT( mbedtls_chachapoly_update( &ctx, input_len, input, output )
== 0 );
TEST_ASSERT( mbedtls_chachapoly_update( &ctx, input_len, input, output )
== 0 );
/* After update: update_aad forbidden */
TEST_ASSERT( mbedtls_chachapoly_update_aad( &ctx, aad, aad_len )
== MBEDTLS_ERR_CHACHAPOLY_BAD_STATE );
/* Starts -> update_aad* -> finish OK */
TEST_ASSERT( mbedtls_chachapoly_starts( &ctx, nonce, MBEDTLS_CHACHAPOLY_ENCRYPT )
== 0 );
TEST_ASSERT( mbedtls_chachapoly_update_aad( &ctx, aad, aad_len )
== 0 );
TEST_ASSERT( mbedtls_chachapoly_update_aad( &ctx, aad, aad_len )
== 0 );
TEST_ASSERT( mbedtls_chachapoly_finish( &ctx, mac )
== 0 );
exit:
mbedtls_chachapoly_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */
void chachapoly_selftest()
{
TEST_ASSERT( mbedtls_chachapoly_self_test( 1 ) == 0 );
}
/* END_CASE */