mirror of
https://github.com/yuzu-emu/mbedtls.git
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207 lines
7.9 KiB
Plaintext
207 lines
7.9 KiB
Plaintext
/* BEGIN_HEADER */
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#include <stdlib.h>
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/* TODO: How are test suites supposed to include internal headers? */
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#include "../library/mps/reader.h"
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/*
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* Compile-time configuration for test suite.
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*/
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/* Comment/Uncomment this to disable/enable the
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* testing of the various MPS layers.
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* This can be useful for time-consuming instrumentation
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* tasks such as the conversion of E-ACSL annotations
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* into runtime assertions. */
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#define TEST_SUITE_MPS_READER
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/* End of compile-time configuration. */
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/* END_HEADER */
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/* BEGIN_CASE depends_on:TEST_SUITE_MPS_READER */
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void mbedtls_mps_reader_no_pausing_single_step_single_round( int with_acc )
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{
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/* This test exercises the most basic use of the MPS reader:
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* - The 'producing' layer provides a buffer
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* - The 'consuming' layer fetches it in a single go.
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* - After processing, the consuming layer commit the data
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* and returns back to the producing layer.
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*
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* Parameters:
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* - with_acc: 0 if the reader should be initialized without accumulator.
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* 1 if the reader should be initialized with accumulator.
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*
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* Whether the accumulator is present or not should not matter,
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* since the consumer's request can be fulfilled from the data
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* that the producer has provided.
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*/
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unsigned char bufA[100];
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unsigned char acc[10];
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unsigned char *tmp;
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mbedtls_reader rd;
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for( int i=0; (unsigned) i < sizeof( bufA ); i++ )
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bufA[i] = (unsigned char) i;
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/* Preparation (lower layer) */
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if( with_acc == 0 )
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mbedtls_reader_init( &rd, NULL, 0 );
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else
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mbedtls_reader_init( &rd, acc, sizeof( acc ) );
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TEST_ASSERT( mbedtls_reader_feed( &rd, bufA, sizeof( bufA ) ) == 0 );
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/* Consumption (upper layer) */
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/* Consume exactly what's available */
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TEST_ASSERT( mbedtls_reader_get( &rd, 100, &tmp, NULL ) == 0 );
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ASSERT_COMPARE( tmp, 100, bufA, 100 );
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TEST_ASSERT( mbedtls_reader_commit( &rd ) == 0 );
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/* Wrapup (lower layer) */
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TEST_ASSERT( mbedtls_reader_reclaim( &rd, NULL ) == 0 );
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mbedtls_reader_free( &rd );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:TEST_SUITE_MPS_READER */
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void mbedtls_mps_reader_no_pausing_single_step_multiple_rounds( int with_acc )
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{
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/* This test exercises multiple rounds o fthe basic use of the MPS reader:
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* - The 'producing' layer provides a buffer
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* - The 'consuming' layer fetches it in a single go.
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* - After processing, the consuming layer commit the data
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* and returns back to the producing layer.
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*
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* Parameters:
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* - with_acc: 0 if the reader should be initialized without accumulator.
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* 1 if the reader should be initialized with accumulator.
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*
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* Whether the accumulator is present or not should not matter,
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* since the consumer's request can be fulfilled from the data
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* that the producer has provided.
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*/
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unsigned char bufA[100], bufB[100];
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unsigned char acc[10];
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unsigned char *tmp;
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mbedtls_reader rd;
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for( int i=0; (unsigned) i < sizeof( bufA ); i++ )
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bufA[i] = (unsigned char) i;
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for( int i=0; (unsigned) i < sizeof( bufB ); i++ )
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bufB[i] = ~ ((unsigned char) i);
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/* Preparation (lower layer) */
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if( with_acc == 0 )
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mbedtls_reader_init( &rd, NULL, 0 );
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else
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mbedtls_reader_init( &rd, acc, sizeof( acc ) );
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TEST_ASSERT( mbedtls_reader_feed( &rd, bufA, sizeof( bufA ) ) == 0 );
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/* Consumption (upper layer) */
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/* Consume exactly what's available */
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TEST_ASSERT( mbedtls_reader_get( &rd, 100, &tmp, NULL ) == 0 );
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ASSERT_COMPARE( tmp, 100, bufA, 100 );
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TEST_ASSERT( mbedtls_reader_commit( &rd ) == 0 );
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/* Preparation */
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TEST_ASSERT( mbedtls_reader_reclaim( &rd, NULL ) == 0 );
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TEST_ASSERT( mbedtls_reader_feed( &rd, bufB, sizeof( bufB ) ) == 0 );
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/* Consumption */
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TEST_ASSERT( mbedtls_reader_get( &rd, 100, &tmp, NULL ) == 0 );
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ASSERT_COMPARE( tmp, 100, bufB, 100 );
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TEST_ASSERT( mbedtls_reader_commit( &rd ) == 0 );
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/* Wrapup (lower layer) */
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TEST_ASSERT( mbedtls_reader_reclaim( &rd, NULL ) == 0 );
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mbedtls_reader_free( &rd );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:TEST_SUITE_MPS_READER */
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void mbedtls_mps_reader_no_pausing_multiple_steps_single_round( int with_acc )
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{
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/* This test exercises one round of the following:
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* - The 'producing' layer provides a buffer
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* - The 'consuming' layer fetches it in multiple calls
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* to `mbedtls_reader_get()`, without comitting in between.
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* - After processing, the consuming layer commit the data
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* and returns back to the producing layer.
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*
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* Parameters:
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* - with_acc: 0 if the reader should be initialized without accumulator.
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* 1 if the reader should be initialized with accumulator.
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*
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* Whether the accumulator is present or not should not matter,
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* since the consumer's request can be fulfilled from the data
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* that the producer has provided.
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*/
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/* Lower layer provides data that the upper layer fully consumes
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* through multiple `get` calls. */
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unsigned char buf[100];
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unsigned char acc[10];
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unsigned char *tmp;
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mbedtls_mps_size_t tmp_len;
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mbedtls_reader rd;
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for( int i=0; (unsigned) i < sizeof( buf ); i++ )
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buf[i] = (unsigned char) i;
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/* Preparation (lower layer) */
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if( with_acc == 0 )
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mbedtls_reader_init( &rd, NULL, 0 );
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else
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mbedtls_reader_init( &rd, acc, sizeof( acc ) );
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TEST_ASSERT( mbedtls_reader_feed( &rd, buf, sizeof( buf ) ) == 0 );
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/* Consumption (upper layer) */
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TEST_ASSERT( mbedtls_reader_get( &rd, 10, &tmp, NULL ) == 0 );
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ASSERT_COMPARE( tmp, 10, buf, 10 );
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TEST_ASSERT( mbedtls_reader_get( &rd, 70, &tmp, NULL ) == 0 );
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ASSERT_COMPARE( tmp, 70, buf + 10, 70 );
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TEST_ASSERT( mbedtls_reader_get( &rd, 30, &tmp, &tmp_len ) == 0 );
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ASSERT_COMPARE( tmp, tmp_len, buf + 80, 20 );
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TEST_ASSERT( mbedtls_reader_commit( &rd ) == 0 );
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/* Wrapup (lower layer) */
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TEST_ASSERT( mbedtls_reader_reclaim( &rd, NULL ) == 0 );
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mbedtls_reader_free( &rd );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:TEST_SUITE_MPS_READER */
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void mbedtls_mps_reader_no_pausing_multiple_steps_multiple_rounds( int with_acc )
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{
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/* This test exercises one round of fetching a buffer in multiple chunks
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* and passing it back to the producer afterwards, followed by another
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* single-step sequence of feed-fetch-commit-reclaim.
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*/
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unsigned char bufA[100], bufB[100];
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unsigned char acc[10];
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unsigned char *tmp;
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mbedtls_mps_size_t tmp_len;
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mbedtls_reader rd;
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for( int i=0; (unsigned) i < sizeof( bufA ); i++ )
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bufA[i] = (unsigned char) i;
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for( int i=0; (unsigned) i < sizeof( bufB ); i++ )
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bufB[i] = ~ ((unsigned char) i);
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/* Preparation (lower layer) */
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if( with_acc == 0 )
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mbedtls_reader_init( &rd, NULL, 0 );
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else
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mbedtls_reader_init( &rd, acc, sizeof( acc ) );
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TEST_ASSERT( mbedtls_reader_feed( &rd, bufA, sizeof( bufA ) ) == 0 );
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/* Consumption (upper layer) */
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TEST_ASSERT( mbedtls_reader_get( &rd, 10, &tmp, NULL ) == 0 );
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ASSERT_COMPARE( tmp, 10, bufA, 10 );
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TEST_ASSERT( mbedtls_reader_get( &rd, 70, &tmp, NULL ) == 0 );
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ASSERT_COMPARE( tmp, 70, bufA + 10, 70 );
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TEST_ASSERT( mbedtls_reader_get( &rd, 30, &tmp, &tmp_len ) == 0 );
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ASSERT_COMPARE( tmp, tmp_len, bufA + 80, 20 );
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TEST_ASSERT( mbedtls_reader_commit( &rd ) == 0 );
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/* Preparation */
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TEST_ASSERT( mbedtls_reader_reclaim( &rd, NULL ) == 0 );
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TEST_ASSERT( mbedtls_reader_feed( &rd, bufB, sizeof( bufB ) ) == 0 );
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/* Consumption */
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TEST_ASSERT( mbedtls_reader_get( &rd, 100, &tmp, NULL ) == 0 );
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ASSERT_COMPARE( tmp, 100, bufB, 100 );
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TEST_ASSERT( mbedtls_reader_commit( &rd ) == 0 );
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/* Wrapup */
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TEST_ASSERT( mbedtls_reader_reclaim( &rd, NULL ) == 0 );
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mbedtls_reader_free( &rd );
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}
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/* END_CASE */
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