C++ (Cpp) oaes_key_destroy примеры использования

Пример #1

Файл: oaes_lib.c Проект: HBNCoins/cryptonote

OAES_RET oaes_key_import_data( OAES_CTX * ctx,
		const uint8_t * data, size_t data_len )
{
	oaes_ctx * _ctx = (oaes_ctx *) ctx;
	OAES_RET _rc = OAES_RET_SUCCESS;
	
	if( NULL == _ctx )
		return OAES_RET_ARG1;
	
	if( NULL == data )
		return OAES_RET_ARG2;
	
	switch( data_len )
	{
		case 16:
		case 24:
		case 32:
			break;
		default:
			return OAES_RET_ARG3;
	}
	
	if( _ctx->key )
		oaes_key_destroy( &(_ctx->key) );
	
	_ctx->key = (oaes_key *) calloc( sizeof( oaes_key ), 1 );
	
	if( NULL == _ctx->key )
		return OAES_RET_MEM;
	
	_ctx->key->data_len = data_len;
	_ctx->key->data = (uint8_t *)
			calloc( data_len, sizeof( uint8_t ));
	
	if( NULL == _ctx->key->data )
	{
		oaes_key_destroy( &(_ctx->key) );
		return OAES_RET_MEM;
	}

	memcpy( _ctx->key->data, data, data_len );
	_rc = _rc || oaes_key_expand( ctx );
	
	if( _rc != OAES_RET_SUCCESS )
	{
		oaes_key_destroy( &(_ctx->key) );
		return _rc;
	}
	
	return OAES_RET_SUCCESS;
}

Пример #2

Файл: oaes_lib.c Проект: HBNCoins/cryptonote

OAES_RET oaes_free( OAES_CTX ** ctx )
{
	oaes_ctx ** _ctx = (oaes_ctx **) ctx;

	if( NULL == _ctx )
		return OAES_RET_ARG1;
	
	if( NULL == *_ctx )
		return OAES_RET_SUCCESS;
	
	if( (*_ctx)->key )
		oaes_key_destroy( &((*_ctx)->key) );

#ifdef OAES_HAVE_ISAAC
	if( (*_ctx)->rctx )
	{
		free( (*_ctx)->rctx );
		(*_ctx)->rctx = NULL;
	}
#endif // OAES_HAVE_ISAAC
	
	free( *_ctx );
	*_ctx = NULL;

	return OAES_RET_SUCCESS;
}

Пример #3

Файл: oaes_lib.c Проект: kikkelosada/miningcore

static OAES_RET oaes_key_gen( OAES_CTX * ctx, size_t key_size )
{
	size_t _i;
	oaes_key * _key = NULL;
	oaes_ctx * _ctx = (oaes_ctx *) ctx;
	OAES_RET _rc = OAES_RET_SUCCESS;
	
	if( NULL == _ctx )
		return OAES_RET_ARG1;
	
	_key = (oaes_key *) calloc( sizeof( oaes_key ), 1 );
	
	if( NULL == _key )
		return OAES_RET_MEM;
	
	if( _ctx->key )
		oaes_key_destroy( &(_ctx->key) );
	
	_key->data_len = key_size;
	_key->data = (uint8_t *) calloc( key_size, sizeof( uint8_t ));
	
	if( NULL == _key->data )
	{
		free( _key );
		return OAES_RET_MEM;
	}
	
	for( _i = 0; _i < key_size; _i++ )
#ifdef OAES_HAVE_ISAAC
		_key->data[_i] = (uint8_t) rand( _ctx->rctx );
#else
		_key->data[_i] = (uint8_t) rand();
#endif // OAES_HAVE_ISAAC
	
	_ctx->key = _key;
	_rc = _rc || oaes_key_expand( ctx );
	
	if( _rc != OAES_RET_SUCCESS )
	{
		oaes_key_destroy( &(_ctx->key) );
		return _rc;
	}
	
	return OAES_RET_SUCCESS;
}

Пример #4

Файл: oaes_lib.c Проект: HBNCoins/cryptonote

OAES_RET oaes_key_import( OAES_CTX * ctx,
		const uint8_t * data, size_t data_len )
{
	oaes_ctx * _ctx = (oaes_ctx *) ctx;
	OAES_RET _rc = OAES_RET_SUCCESS;
	int _key_length;
	
	if( NULL == _ctx )
		return OAES_RET_ARG1;
	
	if( NULL == data )
		return OAES_RET_ARG2;
	
	switch( data_len )
	{
		case 16 + OAES_BLOCK_SIZE:
		case 24 + OAES_BLOCK_SIZE:
		case 32 + OAES_BLOCK_SIZE:
			break;
		default:
			return OAES_RET_ARG3;
	}
	
	// header
	if( 0 != memcmp( data, oaes_header, 4 ) )
		return OAES_RET_HEADER;

	// header version
	switch( data[4] )
	{
		case 0x01:
			break;
		default:
			return OAES_RET_HEADER;
	}
	
	// header type
	switch( data[5] )
	{
		case 0x01:
			break;
		default:
			return OAES_RET_HEADER;
	}
	
	// options
	_key_length = data[7];
	switch( _key_length )
	{
		case 16:
		case 24:
		case 32:
			break;
		default:
			return OAES_RET_HEADER;
	}
	
	if( (int)data_len != _key_length + OAES_BLOCK_SIZE )
			return OAES_RET_ARG3;
	
	if( _ctx->key )
		oaes_key_destroy( &(_ctx->key) );
	
	_ctx->key = (oaes_key *) calloc( sizeof( oaes_key ), 1 );
	
	if( NULL == _ctx->key )
		return OAES_RET_MEM;
	
	_ctx->key->data_len = _key_length;
	_ctx->key->data = (uint8_t *)
			calloc( _key_length, sizeof( uint8_t ));
	
	if( NULL == _ctx->key->data )
	{
		oaes_key_destroy( &(_ctx->key) );
		return OAES_RET_MEM;
	}

	memcpy( _ctx->key->data, data + OAES_BLOCK_SIZE, _key_length );
	_rc = _rc || oaes_key_expand( ctx );
	
	if( _rc != OAES_RET_SUCCESS )
	{
		oaes_key_destroy( &(_ctx->key) );
		return _rc;
	}
	
	return OAES_RET_SUCCESS;
}