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