00001 #ifndef __CANGW_MSG_H__
00002 #define __CANGW_MSG_H__
00003
00004 typedef enum {CANGW_11B=0, CANGW_29B=1} cangw_id_len_t;
00005 typedef enum {CANGW_125=0, CANGW_250=1, CANGW_500=2, CANGW_1000=3} cangw_baud_t;
00006
00007 #ifdef _MSC_VER
00008 #pragma pack(1) // set alignment to 1 byte (Microsoft style)
00009 #endif // _MSC_VER
00010
00011 #if (defined _MSC_VER)
00012 # define __LITTLE_ENDIAN 1234
00013 # define __BYTE_ORDER __LITTLE_ENDIAN
00014 #endif
00015
00021 typedef struct _cangw_msg_t {
00022 unsigned long timestamp;
00023 unsigned long id;
00025 #if __BYTE_ORDER == __LITTLE_ENDIAN
00026 unsigned char reserved:3;
00027 unsigned char rtr:1;
00028 unsigned char len:4;
00029 #else
00030 unsigned char len:4;
00031 unsigned char rtr:1;
00032 unsigned char reserved:3;
00033 #endif
00034
00035 unsigned char data[8];
00036 }
00037 #ifdef __GNUC__
00038 __attribute__((packed))
00039 #endif
00040 cangw_msg_t;
00041
00042 #ifdef _MSC_VER
00043 #pragma pack() // set alignment to standard (Microsoft style)
00044 #endif // _MSC_VER
00045
00046 #endif //__CANGW_MSG_H__
