mirror of
https://github.com/yuzu-emu/mbedtls.git
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73676cbc50
In psa_import_key, change the order of parameters to pass the pointer where the newly created handle will be stored last. This is consistent with most other library functions that put inputs before outputs.
290 lines
8.8 KiB
Plaintext
290 lines
8.8 KiB
Plaintext
/* BEGIN_HEADER */
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#include <stdint.h>
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#if defined(MBEDTLS_PSA_CRYPTO_SPM)
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#include "spm/psa_defs.h"
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#endif
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#include "psa/crypto.h"
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/* Some tests in this module configure entropy sources. */
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#include "psa_crypto_invasive.h"
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#include "mbedtls/entropy.h"
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#include "mbedtls/entropy_poll.h"
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#define ENTROPY_MIN_NV_SEED_SIZE \
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MAX(MBEDTLS_ENTROPY_MIN_PLATFORM, MBEDTLS_ENTROPY_BLOCK_SIZE)
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typedef struct
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{
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size_t threshold; /* Minimum bytes to make mbedtls_entropy_func happy */
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size_t max_steps;
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size_t *length_sequence;
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size_t step;
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} fake_entropy_state_t;
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static int fake_entropy_source( void *state_arg,
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unsigned char *output, size_t len,
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size_t *olen )
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{
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fake_entropy_state_t *state = state_arg;
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size_t i;
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if( state->step >= state->max_steps )
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return( MBEDTLS_ERR_ENTROPY_SOURCE_FAILED );
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*olen = MIN( len, state->length_sequence[state->step] );
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for( i = 0; i < *olen; i++ )
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output[i] = i;
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++state->step;
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return( 0 );
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}
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#define ENTROPY_SOURCE_PLATFORM 0x00000001
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#define ENTROPY_SOURCE_TIMING 0x00000002
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#define ENTROPY_SOURCE_HAVEGE 0x00000004
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#define ENTROPY_SOURCE_HARDWARE 0x00000008
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#define ENTROPY_SOURCE_NV_SEED 0x00000010
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#define ENTROPY_SOURCE_FAKE 0x40000000
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static uint32_t custom_entropy_sources_mask;
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static fake_entropy_state_t fake_entropy_state;
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/* This is a modified version of mbedtls_entropy_init() from entropy.c
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* which chooses entropy sources dynamically. */
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static void custom_entropy_init( mbedtls_entropy_context *ctx )
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{
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ctx->source_count = 0;
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memset( ctx->source, 0, sizeof( ctx->source ) );
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#if defined(MBEDTLS_THREADING_C)
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mbedtls_mutex_init( &ctx->mutex );
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#endif
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ctx->accumulator_started = 0;
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#if defined(MBEDTLS_ENTROPY_SHA512_ACCUMULATOR)
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mbedtls_sha512_init( &ctx->accumulator );
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#else
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mbedtls_sha256_init( &ctx->accumulator );
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#endif
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#if defined(MBEDTLS_HAVEGE_C)
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mbedtls_havege_init( &ctx->havege_data );
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#endif
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#if !defined(MBEDTLS_NO_PLATFORM_ENTROPY)
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if( custom_entropy_sources_mask & ENTROPY_SOURCE_PLATFORM )
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mbedtls_entropy_add_source( ctx, mbedtls_platform_entropy_poll, NULL,
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MBEDTLS_ENTROPY_MIN_PLATFORM,
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MBEDTLS_ENTROPY_SOURCE_STRONG );
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#endif
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#if defined(MBEDTLS_TIMING_C)
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if( custom_entropy_sources_mask & ENTROPY_SOURCE_TIMING )
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mbedtls_entropy_add_source( ctx, mbedtls_hardclock_poll, NULL,
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MBEDTLS_ENTROPY_MIN_HARDCLOCK,
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MBEDTLS_ENTROPY_SOURCE_WEAK );
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#endif
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#if defined(MBEDTLS_HAVEGE_C)
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if( custom_entropy_sources_mask & ENTROPY_SOURCE_HAVEGE )
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mbedtls_entropy_add_source( ctx, mbedtls_havege_poll, &ctx->havege_data,
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MBEDTLS_ENTROPY_MIN_HAVEGE,
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MBEDTLS_ENTROPY_SOURCE_STRONG );
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#endif
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#if defined(MBEDTLS_ENTROPY_HARDWARE_ALT)
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if( custom_entropy_sources_mask & ENTROPY_SOURCE_HARDWARE )
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mbedtls_entropy_add_source( ctx, mbedtls_hardware_poll, NULL,
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MBEDTLS_ENTROPY_MIN_HARDWARE,
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MBEDTLS_ENTROPY_SOURCE_STRONG );
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#endif
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#if defined(MBEDTLS_ENTROPY_NV_SEED)
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if( custom_entropy_sources_mask & ENTROPY_SOURCE_NV_SEED )
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{
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mbedtls_entropy_add_source( ctx, mbedtls_nv_seed_poll, NULL,
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MBEDTLS_ENTROPY_BLOCK_SIZE,
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MBEDTLS_ENTROPY_SOURCE_STRONG );
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ctx->initial_entropy_run = 0;
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}
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else
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{
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/* Skip the NV seed even though it's compiled in. */
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ctx->initial_entropy_run = 1;
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}
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#endif
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if( custom_entropy_sources_mask & ENTROPY_SOURCE_FAKE )
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mbedtls_entropy_add_source( ctx,
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fake_entropy_source, &fake_entropy_state,
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fake_entropy_state.threshold,
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MBEDTLS_ENTROPY_SOURCE_STRONG );
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}
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/* END_HEADER */
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/* BEGIN_DEPENDENCIES
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* depends_on:MBEDTLS_PSA_CRYPTO_C
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* END_DEPENDENCIES
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*/
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/* BEGIN_CASE depends_on:MBEDTLS_ENTROPY_NV_SEED */
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void create_nv_seed( )
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{
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static unsigned char seed[ENTROPY_MIN_NV_SEED_SIZE];
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TEST_ASSERT( mbedtls_nv_seed_write( seed, sizeof( seed ) ) >= 0 );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void init_deinit( int count )
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{
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psa_status_t status;
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int i;
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for( i = 0; i < count; i++ )
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{
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status = psa_crypto_init( );
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PSA_ASSERT( status );
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status = psa_crypto_init( );
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PSA_ASSERT( status );
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mbedtls_psa_crypto_free( );
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}
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void deinit_without_init( int count )
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{
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int i;
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for( i = 0; i < count; i++ )
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{
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PSA_ASSERT( psa_crypto_init( ) );
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mbedtls_psa_crypto_free( );
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}
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mbedtls_psa_crypto_free( );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void validate_module_init_generate_random( int count )
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{
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psa_status_t status;
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uint8_t random[10] = { 0 };
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int i;
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for( i = 0; i < count; i++ )
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{
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status = psa_crypto_init( );
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PSA_ASSERT( status );
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mbedtls_psa_crypto_free( );
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}
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status = psa_generate_random( random, sizeof( random ) );
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TEST_EQUAL( status, PSA_ERROR_BAD_STATE );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void validate_module_init_key_based( int count )
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{
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psa_status_t status;
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uint8_t data[10] = { 0 };
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psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
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psa_key_handle_t handle = 0xdead;
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int i;
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for( i = 0; i < count; i++ )
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{
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status = psa_crypto_init( );
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PSA_ASSERT( status );
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mbedtls_psa_crypto_free( );
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}
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psa_set_key_type( &attributes, PSA_KEY_TYPE_RAW_DATA );
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status = psa_import_key( &attributes, data, sizeof( data ), &handle );
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TEST_EQUAL( status, PSA_ERROR_BAD_STATE );
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TEST_EQUAL( handle, 0 );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void custom_entropy_sources( int sources_arg, int expected_init_status_arg )
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{
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psa_status_t expected_init_status = expected_init_status_arg;
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uint8_t random[10] = { 0 };
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custom_entropy_sources_mask = sources_arg;
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PSA_ASSERT( mbedtls_psa_crypto_configure_entropy_sources(
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custom_entropy_init, mbedtls_entropy_free ) );
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TEST_EQUAL( psa_crypto_init( ), expected_init_status );
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if( expected_init_status != PSA_SUCCESS )
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goto exit;
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PSA_ASSERT( psa_generate_random( random, sizeof( random ) ) );
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exit:
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mbedtls_psa_crypto_free( );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void fake_entropy_source( int threshold,
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int amount1,
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int amount2,
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int amount3,
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int amount4,
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int expected_init_status_arg )
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{
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psa_status_t expected_init_status = expected_init_status_arg;
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uint8_t random[10] = { 0 };
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size_t lengths[4];
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fake_entropy_state.threshold = threshold;
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fake_entropy_state.step = 0;
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fake_entropy_state.max_steps = 0;
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if( amount1 >= 0 )
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lengths[fake_entropy_state.max_steps++] = amount1;
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if( amount2 >= 0 )
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lengths[fake_entropy_state.max_steps++] = amount2;
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if( amount3 >= 0 )
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lengths[fake_entropy_state.max_steps++] = amount3;
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if( amount4 >= 0 )
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lengths[fake_entropy_state.max_steps++] = amount4;
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fake_entropy_state.length_sequence = lengths;
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custom_entropy_sources_mask = ENTROPY_SOURCE_FAKE;
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PSA_ASSERT( mbedtls_psa_crypto_configure_entropy_sources(
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custom_entropy_init, mbedtls_entropy_free ) );
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TEST_EQUAL( psa_crypto_init( ), expected_init_status );
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if( expected_init_status != PSA_SUCCESS )
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goto exit;
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PSA_ASSERT( psa_generate_random( random, sizeof( random ) ) );
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exit:
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mbedtls_psa_crypto_free( );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_ENTROPY_NV_SEED */
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void entropy_from_nv_seed( int seed_size_arg,
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int expected_init_status_arg )
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{
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psa_status_t expected_init_status = expected_init_status_arg;
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uint8_t random[10] = { 0 };
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uint8_t *seed = NULL;
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size_t seed_size = seed_size_arg;
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ASSERT_ALLOC( seed, seed_size );
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TEST_ASSERT( mbedtls_nv_seed_write( seed, seed_size ) >= 0 );
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custom_entropy_sources_mask = ENTROPY_SOURCE_NV_SEED;
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PSA_ASSERT( mbedtls_psa_crypto_configure_entropy_sources(
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custom_entropy_init, mbedtls_entropy_free ) );
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TEST_EQUAL( psa_crypto_init( ), expected_init_status );
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if( expected_init_status != PSA_SUCCESS )
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goto exit;
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PSA_ASSERT( psa_generate_random( random, sizeof( random ) ) );
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exit:
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mbedtls_free( seed );
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mbedtls_psa_crypto_free( );
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}
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/* END_CASE */
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