common.h

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/*
 * Copyright (C) 2012 Swift Navigation Inc.
 * Contact: Henry Hallam <henry@swift-nav.com>
 *          Fergus Noble <fergus@swift-nav.com>
 *
 * This source is subject to the license found in the file 'LICENSE' which must
 * be be distributed together with this source. All other rights reserved.
 *
 * THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND,
 * EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef LIBSBP_COMMON_H
#define LIBSBP_COMMON_H

#include <stdint.h>
#include <stdbool.h>
#include <inttypes.h>

/* Should match guard in libswiftnav/common.h */
#ifndef COMMON_INT_TYPES
#define COMMON_INT_TYPES

typedef int8_t s8;
typedef int16_t s16;
typedef int32_t s32;
typedef int64_t s64;
typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;

#endif

/* Set packing based upon toolchain */
#if defined(__GNUC__) || defined(__clang__)

#define SBP_PACK_START /* Intentionally empty */
#define SBP_PACK_END /* Intentionally empty */
#define SBP_ATTR_PACKED __attribute__((packed))

#elif defined(_MSC_VER)

#define SBP_PACK_START __pragma(pack(1));
#define SBP_PACK_END __pragma(pack());
#define SBP_ATTR_PACKED /* Intentionally empty */

#else

#if !defined(SBP_PACK_START) || !defined(SBP_PACK_END) || !defined(SBP_ATTR_PACKED)
#error Unknown compiler, please override SBP_PACK_START, SBP_PACK_END, and SBP_ATTR_PACKED
#endif 

#endif /* toolchaing packing macros */

#endif /* LIBSBP_COMMON_H */