Skip tests requiring known entropy for ECJPAKE ALT implementations

These implementations don't necessarily consume entropy the same way the
mbed TLS internal software implementation does, and the 'reference
handshake' test vectors can thus not be applied to an ALT implementation.

Signed-off-by: Steven Cooreman <steven.cooreman@silabs.com>
This commit is contained in:
Steven Cooreman 2021-01-11 17:20:10 +01:00
parent 15c39e53e5
commit 0b7cb319cd

View file

@ -850,6 +850,8 @@ static const unsigned char ecjpake_test_password[] = {
0x65, 0x73, 0x74 0x65, 0x73, 0x74
}; };
#if !defined(MBEDTLS_ECJPAKE_ALT)
static const unsigned char ecjpake_test_x1[] = { static const unsigned char ecjpake_test_x1[] = {
0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c,
0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18,
@ -994,6 +996,8 @@ cleanup:
return( ret ); return( ret );
} }
#endif /* ! MBEDTLS_ECJPAKE_ALT */
/* For tests we don't need a secure RNG; /* For tests we don't need a secure RNG;
* use the LGC from Numerical Recipes for simplicity */ * use the LGC from Numerical Recipes for simplicity */
static int ecjpake_lgc( void *p, unsigned char *out, size_t len ) static int ecjpake_lgc( void *p, unsigned char *out, size_t len )
@ -1089,6 +1093,12 @@ int mbedtls_ecjpake_self_test( int verbose )
if( verbose != 0 ) if( verbose != 0 )
mbedtls_printf( "passed\n" ); mbedtls_printf( "passed\n" );
#if !defined(MBEDTLS_ECJPAKE_ALT)
/* 'reference handshake' tests can only be run against implementations
* for which we have 100% control over how the random ephemeral keys
* are generated. This is only the case for the internal mbed TLS
* implementation, so these tests are skipped in case the internal
* implementation is swapped out for an alternative one. */
if( verbose != 0 ) if( verbose != 0 )
mbedtls_printf( " ECJPAKE test #2 (reference handshake): " ); mbedtls_printf( " ECJPAKE test #2 (reference handshake): " );
@ -1137,6 +1147,7 @@ int mbedtls_ecjpake_self_test( int verbose )
if( verbose != 0 ) if( verbose != 0 )
mbedtls_printf( "passed\n" ); mbedtls_printf( "passed\n" );
#endif /* ! MBEDTLS_ECJPAKE_ALT */
cleanup: cleanup:
mbedtls_ecjpake_free( &cli ); mbedtls_ecjpake_free( &cli );