protocol_binary_response_status s_get_handler()

in php_memcached_server.c [311:374]

• 53 lines of code
• 6 McCabe index (conditional complexity)

protocol_binary_response_status s_get_handler (const void *cookie, const void *key, uint16_t key_len,
                                               memcached_binary_protocol_get_response_handler response_handler)
{
	protocol_binary_response_status retval = PROTOCOL_BINARY_RESPONSE_UNKNOWN_COMMAND;
	zval zcookie, zkey, zvalue, zflags, zresult_cas;
	zval params[5];

	if (!MEMC_HAS_CB(MEMC_SERVER_ON_GET)) {
		return retval;
	}

	MEMC_MAKE_ZVAL_COOKIE(zcookie, cookie);

	ZVAL_COPY(&params[0], &zcookie);
	ZVAL_COPY(&params[1], &zkey);
	ZVAL_COPY(&params[2], &zvalue);
	ZVAL_COPY(&params[3], &zflags);
	ZVAL_COPY(&params[4], &zresult_cas);

	retval = s_invoke_php_callback (&MEMC_GET_CB(MEMC_SERVER_ON_GET), params, 5);

	/* Succeeded in getting the key */
	if (retval == PROTOCOL_BINARY_RESPONSE_SUCCESS) {
		uint32_t flags = 0;
		uint64_t result_cas = 0;

		if (Z_TYPE(zvalue) == IS_NULL) {
			zval_ptr_dtor(&params[0]);
			zval_ptr_dtor(&params[1]);
			zval_ptr_dtor(&params[2]);
			zval_ptr_dtor(&params[3]);
			zval_ptr_dtor(&params[4]);
			zval_ptr_dtor(&zcookie);
			zval_ptr_dtor(&zkey);
			zval_ptr_dtor(&zvalue);
			zval_ptr_dtor(&zflags);
			zval_ptr_dtor(&zresult_cas);
			return PROTOCOL_BINARY_RESPONSE_KEY_ENOENT;
		}

		if (Z_TYPE(zvalue) != IS_STRING) {
			convert_to_string (&zvalue);
		}

		if (Z_TYPE(zflags) == IS_LONG) {
			flags = Z_LVAL(zflags);
		}

		MEMC_MAKE_RESULT_CAS(zresult_cas, result_cas);
		retval = response_handler(cookie, key, key_len, Z_STRVAL(zvalue), Z_STRLEN(zvalue), flags, result_cas);
	}

	zval_ptr_dtor(&params[0]);
	zval_ptr_dtor(&params[1]);
	zval_ptr_dtor(&params[2]);
	zval_ptr_dtor(&params[3]);
	zval_ptr_dtor(&params[4]);
	zval_ptr_dtor (&zcookie);
	zval_ptr_dtor (&zkey);
	zval_ptr_dtor (&zvalue);
	zval_ptr_dtor (&zflags);
	zval_ptr_dtor (&zresult_cas);
	return retval;
}