mirror of
https://github.com/yuzu-emu/mbedtls.git
synced 2024-11-23 19:35:42 +01:00
067f6e01f1
Avoid replacing handle. stdout is defined as a macro on several platforms. Signed-off-by: gufe44 <gu981@protonmail.com>
497 lines
19 KiB
Plaintext
497 lines
19 KiB
Plaintext
#line 2 "suites/helpers.function"
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/*----------------------------------------------------------------------------*/
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/* Headers */
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#include <test/macros.h>
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#include <test/helpers.h>
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#include <test/random.h>
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#include <stdlib.h>
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#if defined(MBEDTLS_PLATFORM_C)
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#include "mbedtls/platform.h"
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#else
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#include <stdio.h>
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#define mbedtls_fprintf fprintf
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#define mbedtls_snprintf snprintf
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#define mbedtls_calloc calloc
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#define mbedtls_free free
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#define mbedtls_exit exit
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#define mbedtls_time time
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#define mbedtls_time_t time_t
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#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
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#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
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#endif
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#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
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#include "mbedtls/memory_buffer_alloc.h"
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#endif
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#if defined(MBEDTLS_CHECK_PARAMS)
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#include "mbedtls/platform_util.h"
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#include <setjmp.h>
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#endif
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#ifdef _MSC_VER
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#include <basetsd.h>
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typedef UINT8 uint8_t;
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typedef INT32 int32_t;
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typedef UINT32 uint32_t;
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#define strncasecmp _strnicmp
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#define strcasecmp _stricmp
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#else
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#include <stdint.h>
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#endif
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#include <string.h>
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#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
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#include <unistd.h>
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#include <strings.h>
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#endif
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/* Type for Hex parameters */
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typedef struct data_tag
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{
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uint8_t * x;
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uint32_t len;
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} data_t;
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/*----------------------------------------------------------------------------*/
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/* Status and error constants */
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#define DEPENDENCY_SUPPORTED 0 /* Dependency supported by build */
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#define KEY_VALUE_MAPPING_FOUND 0 /* Integer expression found */
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#define DISPATCH_TEST_SUCCESS 0 /* Test dispatch successful */
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#define KEY_VALUE_MAPPING_NOT_FOUND -1 /* Integer expression not found */
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#define DEPENDENCY_NOT_SUPPORTED -2 /* Dependency not supported */
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#define DISPATCH_TEST_FN_NOT_FOUND -3 /* Test function not found */
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#define DISPATCH_INVALID_TEST_DATA -4 /* Invalid test parameter type.
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Only int, string, binary data
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and integer expressions are
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allowed */
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#define DISPATCH_UNSUPPORTED_SUITE -5 /* Test suite not supported by the
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build */
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typedef enum
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{
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PARAMFAIL_TESTSTATE_IDLE = 0, /* No parameter failure call test */
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PARAMFAIL_TESTSTATE_PENDING, /* Test call to the parameter failure
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* is pending */
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PARAMFAIL_TESTSTATE_CALLED /* The test call to the parameter
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* failure function has been made */
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} paramfail_test_state_t;
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/*----------------------------------------------------------------------------*/
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/* Macros */
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/**
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* \brief This macro tests the expression passed to it as a test step or
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* individual test in a test case.
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*
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* It allows a library function to return a value and return an error
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* code that can be tested.
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*
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* When MBEDTLS_CHECK_PARAMS is enabled, calls to the parameter failure
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* callback, MBEDTLS_PARAM_FAILED(), will be assumed to be a test
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* failure.
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*
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* This macro is not suitable for negative parameter validation tests,
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* as it assumes the test step will not create an error.
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*
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* Failing the test means:
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* - Mark this test case as failed.
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* - Print a message identifying the failure.
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* - Jump to the \c exit label.
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*
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* This macro expands to an instruction, not an expression.
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* It may jump to the \c exit label.
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*
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* \param TEST The test expression to be tested.
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*/
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#define TEST_ASSERT( TEST ) \
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do { \
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if( ! (TEST) ) \
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{ \
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test_fail( #TEST, __LINE__, __FILE__ ); \
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goto exit; \
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} \
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} while( 0 )
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/** Evaluate two expressions and fail the test case if they have different
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* values.
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*
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* \param expr1 An expression to evaluate.
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* \param expr2 The expected value of \p expr1. This can be any
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* expression, but it is typically a constant.
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*/
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#define TEST_EQUAL( expr1, expr2 ) \
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TEST_ASSERT( ( expr1 ) == ( expr2 ) )
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/** Allocate memory dynamically and fail the test case if this fails.
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*
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* You must set \p pointer to \c NULL before calling this macro and
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* put `mbedtls_free( pointer )` in the test's cleanup code.
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*
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* If \p length is zero, the resulting \p pointer will be \c NULL.
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* This is usually what we want in tests since API functions are
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* supposed to accept null pointers when a buffer size is zero.
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*
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* This macro expands to an instruction, not an expression.
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* It may jump to the \c exit label.
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*
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* \param pointer An lvalue where the address of the allocated buffer
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* will be stored.
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* This expression may be evaluated multiple times.
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* \param length Number of elements to allocate.
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* This expression may be evaluated multiple times.
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*
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*/
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#define ASSERT_ALLOC( pointer, length ) \
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do \
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{ \
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TEST_ASSERT( ( pointer ) == NULL ); \
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if( ( length ) != 0 ) \
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{ \
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( pointer ) = mbedtls_calloc( sizeof( *( pointer ) ), \
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( length ) ); \
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TEST_ASSERT( ( pointer ) != NULL ); \
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} \
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} \
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while( 0 )
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/** Allocate memory dynamically. If the allocation fails, skip the test case.
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*
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* This macro behaves like #ASSERT_ALLOC, except that if the allocation
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* fails, it marks the test as skipped rather than failed.
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*/
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#define ASSERT_ALLOC_WEAK( pointer, length ) \
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do \
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{ \
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TEST_ASSERT( ( pointer ) == NULL ); \
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if( ( length ) != 0 ) \
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{ \
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( pointer ) = mbedtls_calloc( sizeof( *( pointer ) ), \
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( length ) ); \
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TEST_ASSUME( ( pointer ) != NULL ); \
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} \
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} \
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while( 0 )
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/** Compare two buffers and fail the test case if they differ.
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*
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* This macro expands to an instruction, not an expression.
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* It may jump to the \c exit label.
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*
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* \param p1 Pointer to the start of the first buffer.
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* \param size1 Size of the first buffer in bytes.
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* This expression may be evaluated multiple times.
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* \param p2 Pointer to the start of the second buffer.
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* \param size2 Size of the second buffer in bytes.
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* This expression may be evaluated multiple times.
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*/
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#define ASSERT_COMPARE( p1, size1, p2, size2 ) \
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do \
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{ \
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TEST_ASSERT( ( size1 ) == ( size2 ) ); \
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if( ( size1 ) != 0 ) \
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TEST_ASSERT( memcmp( ( p1 ), ( p2 ), ( size1 ) ) == 0 ); \
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} \
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while( 0 )
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/**
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* \brief This macro tests the expression passed to it and skips the
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* running test if it doesn't evaluate to 'true'.
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*
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* \param TEST The test expression to be tested.
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*/
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#define TEST_ASSUME( TEST ) \
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do { \
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if( ! (TEST) ) \
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{ \
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test_skip( #TEST, __LINE__, __FILE__ ); \
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goto exit; \
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} \
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} while( 0 )
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#if defined(MBEDTLS_CHECK_PARAMS) && !defined(MBEDTLS_PARAM_FAILED_ALT)
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/**
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* \brief This macro tests the statement passed to it as a test step or
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* individual test in a test case. The macro assumes the test will fail
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* and will generate an error.
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*
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* It allows a library function to return a value and tests the return
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* code on return to confirm the given error code was returned.
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*
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* When MBEDTLS_CHECK_PARAMS is enabled, calls to the parameter failure
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* callback, MBEDTLS_PARAM_FAILED(), are assumed to indicate the
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* expected failure, and the test will pass.
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*
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* This macro is intended for negative parameter validation tests,
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* where the failing function may return an error value or call
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* MBEDTLS_PARAM_FAILED() to indicate the error.
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*
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* \param PARAM_ERROR_VALUE The expected error code.
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*
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* \param TEST The test expression to be tested.
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*/
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#define TEST_INVALID_PARAM_RET( PARAM_ERR_VALUE, TEST ) \
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do { \
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test_info.paramfail_test_state = PARAMFAIL_TESTSTATE_PENDING; \
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if( (TEST) != (PARAM_ERR_VALUE) || \
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test_info.paramfail_test_state != PARAMFAIL_TESTSTATE_CALLED ) \
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{ \
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test_fail( #TEST, __LINE__, __FILE__ ); \
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goto exit; \
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} \
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} while( 0 )
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/**
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* \brief This macro tests the statement passed to it as a test step or
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* individual test in a test case. The macro assumes the test will fail
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* and will generate an error.
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*
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* It assumes the library function under test cannot return a value and
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* assumes errors can only be indicated byt calls to
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* MBEDTLS_PARAM_FAILED().
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*
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* When MBEDTLS_CHECK_PARAMS is enabled, calls to the parameter failure
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* callback, MBEDTLS_PARAM_FAILED(), are assumed to indicate the
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* expected failure. If MBEDTLS_CHECK_PARAMS is not enabled, no test
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* can be made.
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*
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* This macro is intended for negative parameter validation tests,
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* where the failing function can only return an error by calling
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* MBEDTLS_PARAM_FAILED() to indicate the error.
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*
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* \param TEST The test expression to be tested.
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*/
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#define TEST_INVALID_PARAM( TEST ) \
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do { \
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memcpy(jmp_tmp, param_fail_jmp, sizeof(jmp_buf)); \
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if( setjmp( param_fail_jmp ) == 0 ) \
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{ \
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TEST; \
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test_fail( #TEST, __LINE__, __FILE__ ); \
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goto exit; \
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} \
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memcpy(param_fail_jmp, jmp_tmp, sizeof(jmp_buf)); \
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} while( 0 )
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#endif /* MBEDTLS_CHECK_PARAMS && !MBEDTLS_PARAM_FAILED_ALT */
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/**
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* \brief This macro tests the statement passed to it as a test step or
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* individual test in a test case. The macro assumes the test will not fail.
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*
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* It assumes the library function under test cannot return a value and
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* assumes errors can only be indicated by calls to
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* MBEDTLS_PARAM_FAILED().
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*
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* When MBEDTLS_CHECK_PARAMS is enabled, calls to the parameter failure
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* callback, MBEDTLS_PARAM_FAILED(), are assumed to indicate the
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* expected failure. If MBEDTLS_CHECK_PARAMS is not enabled, no test
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* can be made.
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*
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* This macro is intended to test that functions returning void
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* accept all of the parameter values they're supposed to accept - eg
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* that they don't call MBEDTLS_PARAM_FAILED() when a parameter
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* that's allowed to be NULL happens to be NULL.
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*
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* Note: for functions that return something other that void,
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* checking that they accept all the parameters they're supposed to
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* accept is best done by using TEST_ASSERT() and checking the return
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* value as well.
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*
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* Note: this macro is available even when #MBEDTLS_CHECK_PARAMS is
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* disabled, as it makes sense to check that the functions accept all
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* legal values even if this option is disabled - only in that case,
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* the test is more about whether the function segfaults than about
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* whether it invokes MBEDTLS_PARAM_FAILED().
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*
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* \param TEST The test expression to be tested.
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*/
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#define TEST_VALID_PARAM( TEST ) \
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TEST_ASSERT( ( TEST, 1 ) );
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/** Allocate memory dynamically and fail the test case if this fails.
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*
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* You must set \p pointer to \c NULL before calling this macro and
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* put `mbedtls_free( pointer )` in the test's cleanup code.
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*
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* If \p length is zero, the resulting \p pointer will be \c NULL.
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* This is usually what we want in tests since API functions are
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* supposed to accept null pointers when a buffer size is zero.
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*
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* This macro expands to an instruction, not an expression.
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* It may jump to the \c exit label.
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*
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* \param pointer An lvalue where the address of the allocated buffer
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* will be stored.
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* This expression may be evaluated multiple times.
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* \param length Number of elements to allocate.
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* This expression may be evaluated multiple times.
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*
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*/
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#define ASSERT_ALLOC( pointer, length ) \
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do \
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{ \
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TEST_ASSERT( ( pointer ) == NULL ); \
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if( ( length ) != 0 ) \
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{ \
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( pointer ) = mbedtls_calloc( sizeof( *( pointer ) ), \
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( length ) ); \
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TEST_ASSERT( ( pointer ) != NULL ); \
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} \
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} \
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while( 0 )
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/*----------------------------------------------------------------------------*/
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/* Global variables */
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typedef enum
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{
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TEST_RESULT_SUCCESS = 0,
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TEST_RESULT_FAILED,
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TEST_RESULT_SKIPPED
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} test_result_t;
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typedef struct
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{
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paramfail_test_state_t paramfail_test_state;
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test_result_t result;
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const char *test;
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const char *filename;
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int line_no;
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unsigned long step;
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}
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test_info_t;
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static test_info_t test_info;
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#if defined(MBEDTLS_CHECK_PARAMS)
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jmp_buf param_fail_jmp;
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jmp_buf jmp_tmp;
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#endif
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/*----------------------------------------------------------------------------*/
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/* Helper flags for complex dependencies */
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/* Indicates whether we expect mbedtls_entropy_init
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* to initialize some strong entropy source. */
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#if defined(MBEDTLS_TEST_NULL_ENTROPY) || \
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( !defined(MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES) && \
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( !defined(MBEDTLS_NO_PLATFORM_ENTROPY) || \
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defined(MBEDTLS_HAVEGE_C) || \
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defined(MBEDTLS_ENTROPY_HARDWARE_ALT) || \
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defined(ENTROPY_NV_SEED) ) )
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#define ENTROPY_HAVE_STRONG
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#endif
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/*----------------------------------------------------------------------------*/
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/* Helper Functions */
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/** Set the test step number for failure reports.
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*
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* Call this function to display "step NNN" in addition to the line number
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* and file name if a test fails. Typically the "step number" is the index
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* of a for loop but it can be whatever you want.
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*
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* \param step The step number to report.
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*/
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void test_set_step( unsigned long step )
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{
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test_info.step = step;
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}
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void test_fail( const char *test, int line_no, const char* filename )
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{
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test_info.result = TEST_RESULT_FAILED;
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test_info.test = test;
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test_info.line_no = line_no;
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test_info.filename = filename;
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}
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void test_skip( const char *test, int line_no, const char* filename )
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{
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test_info.result = TEST_RESULT_SKIPPED;
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test_info.test = test;
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test_info.line_no = line_no;
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test_info.filename = filename;
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}
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#if defined(MBEDTLS_CHECK_PARAMS)
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void mbedtls_param_failed( const char *failure_condition,
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const char *file,
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int line )
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{
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/* If we are testing the callback function... */
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if( test_info.paramfail_test_state == PARAMFAIL_TESTSTATE_PENDING )
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{
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test_info.paramfail_test_state = PARAMFAIL_TESTSTATE_CALLED;
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}
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else
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{
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/* ...else we treat this as an error */
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/* Record the location of the failure, but not as a failure yet, in case
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* it was part of the test */
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test_fail( failure_condition, line, file );
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test_info.result = TEST_RESULT_SUCCESS;
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longjmp( param_fail_jmp, 1 );
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}
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}
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#endif
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#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
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static int redirect_output( FILE* out_stream, const char* path )
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{
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int out_fd, dup_fd;
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FILE* path_stream;
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out_fd = fileno( out_stream );
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dup_fd = dup( out_fd );
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if( dup_fd == -1 )
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{
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return( -1 );
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}
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path_stream = fopen( path, "w" );
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if( path_stream == NULL )
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{
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close( dup_fd );
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return( -1 );
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}
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fflush( out_stream );
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if( dup2( fileno( path_stream ), out_fd ) == -1 )
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{
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close( dup_fd );
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fclose( path_stream );
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return( -1 );
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}
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fclose( path_stream );
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return( dup_fd );
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}
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static int restore_output( FILE* out_stream, int dup_fd )
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{
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int out_fd = fileno( out_stream );
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fflush( out_stream );
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if( dup2( dup_fd, out_fd ) == -1 )
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{
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close( out_fd );
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close( dup_fd );
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return( -1 );
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}
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close( dup_fd );
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return( 0 );
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}
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#endif /* __unix__ || __APPLE__ __MACH__ */
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