63 lines
2.1 KiB
Plaintext
63 lines
2.1 KiB
Plaintext
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/* 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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