mirror of
https://github.com/yuzu-emu/mbedtls.git
synced 2024-12-25 14:15:35 +00:00
89 lines
2.9 KiB
Plaintext
89 lines
2.9 KiB
Plaintext
/* BEGIN_HEADER */
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#include <stdint.h>
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#include "psa/crypto.h"
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#include "psa_prot_internal_storage.h"
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#include "mbedtls/entropy.h"
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#include "mbedtls/entropy_poll.h"
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/* END_HEADER */
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/* BEGIN_DEPENDENCIES
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* depends_on:MBEDTLS_ENTROPY_NV_SEED:MBEDTLS_PSA_HAS_ITS_IO:MBEDTLS_PSA_CRYPTO_C
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* END_DEPENDENCIES
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*/
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/* BEGIN_CASE */
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void validate_entropy_seed_injection( int seed_length_a,
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int expected_status_a,
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int seed_length_b,
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int expected_status_b )
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{
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psa_its_status_t its_status;
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psa_status_t status;
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uint8_t output[32] = { 0 };
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uint8_t zeros[32] = { 0 };
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uint8_t *seed = NULL;
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int i;
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int seed_size;
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if( seed_length_a > seed_length_b)
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{
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seed_size = seed_length_a;
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}
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else
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{
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seed_size = seed_length_b;
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}
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ASSERT_ALLOC( seed, seed_size );
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/* fill seed in some data */
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for( i = 0; i < seed_size; ++i)
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{
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seed[i] = i;
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}
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its_status = psa_its_remove(MBED_RANDOM_SEED_ITS_UID);
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TEST_ASSERT( (its_status == PSA_ITS_SUCCESS) || (its_status == PSA_ITS_ERROR_KEY_NOT_FOUND) );
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status = mbedtls_psa_inject_entropy( seed, seed_length_a );
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TEST_ASSERT( status == expected_status_a );
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status = mbedtls_psa_inject_entropy( seed, seed_length_b );
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TEST_ASSERT( status == expected_status_b );
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TEST_ASSERT( psa_crypto_init( ) == PSA_SUCCESS );
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TEST_ASSERT( psa_generate_random( output, sizeof( output ) ) == PSA_SUCCESS );
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TEST_ASSERT( memcmp( output , zeros, sizeof( output ) ) != 0 );
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exit:
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mbedtls_free( seed );
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psa_its_remove(MBED_RANDOM_SEED_ITS_UID);
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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 run_entropy_inject_with_crypto_init( )
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{
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psa_its_status_t its_status;
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psa_status_t status;
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int i;
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uint8_t seed[MBEDTLS_ENTROPY_MIN_PLATFORM] = {0};
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/* fill seed in some data */
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for( i = 0; i < MBEDTLS_ENTROPY_MIN_PLATFORM; ++i)
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{
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seed[i] = i;
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}
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its_status = psa_its_remove(MBED_RANDOM_SEED_ITS_UID);
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TEST_ASSERT( (its_status == PSA_ITS_SUCCESS) || (its_status == PSA_ITS_ERROR_KEY_NOT_FOUND) );
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status = mbedtls_psa_inject_entropy( seed, MBEDTLS_ENTROPY_MIN_PLATFORM );
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TEST_ASSERT( status == PSA_SUCCESS );
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its_status = psa_its_remove(MBED_RANDOM_SEED_ITS_UID);
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TEST_ASSERT( its_status == PSA_ITS_SUCCESS );
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TEST_ASSERT( psa_crypto_init( ) == PSA_SUCCESS );
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status = mbedtls_psa_inject_entropy( seed, MBEDTLS_ENTROPY_MIN_PLATFORM );
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TEST_ASSERT( status == PSA_ERROR_NOT_PERMITTED );
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mbedtls_psa_crypto_free( );
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/* The seed is written by nv_seed callback functions therefore the injection will fail */
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status = mbedtls_psa_inject_entropy( seed, MBEDTLS_ENTROPY_MIN_PLATFORM );
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TEST_ASSERT( status == PSA_ERROR_NOT_PERMITTED );
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exit:
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psa_its_remove(MBED_RANDOM_SEED_ITS_UID);
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mbedtls_psa_crypto_free( );
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}
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/* END_CASE */
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