/* * Copyright (c) 2019 TAOS Data, Inc. * * This program is free software: you can use, redistribute, and/or modify * it under the terms of the GNU Affero General Public License, version 3 * or later ("AGPL"), as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see . */ #ifndef _TD_OS_ENDIAN_H_ #define _TD_OS_ENDIAN_H_ #ifdef __cplusplus extern "C" { #endif typedef enum { TD_LITTLE_ENDIAN = 0, TD_BIG_ENDIAN } td_endian_t; static const int32_t endian_test_var = 1; #define IS_LITTLE_ENDIAN() (*(uint8_t *)(&endian_test_var) != 0) #define TD_RT_ENDIAN() (IS_LITTLE_ENDIAN() ? TD_LITTLE_ENDIAN : TD_BIG_ENDIAN) #ifdef __cplusplus } #endif #endif /*_TD_OS_ENDIAN_H_*/