vmac.h

SOS操作系统用于无线传感器网络节点的源代码

#ifndef _VMAC_H
#define _VMAC_H
#include "message.h"
#include "sos_types.h"

//packe sos message into RADIO(USE CHIPCON SPP LIBRARY)

/*struct vmac_payload
{
  sos_pid_t  did;                          //!< module destination id
  sos_pid_t  sid;                          //!< module source id
  uint16_t daddr;                          //!< node destination address
  uint16_t saddr;                          //!< node source address
  uint8_t  type;                           //!< module specific message type
  uint8_t  len;                            //!< payload length
  uint8_t  *data;                          //!< actual payload
  uint16_t flag;                           //!< flag to indicate the status of message, see below
  uint8_t payload[SOS_MSG_PAYLOAD_LENGTH]; //!< statically allocated payload


};


typedef struct vmac_payload vmac_payload;
*/
/*shoule be modified if struct Message changed
sos_pid_t  did  1
sos_pid_t  sid  1
uint16_t daddr  2
uint16_t saddr  2
uint8_t  type   1
uint8_t  len    1
uint16_t flag   2
//uint16_t seq;   2 BY zhou ya jin . seq no is not sent in msg. It is controled by application
*/

#define MESSAGE_RADIO_PAYLOAD_HEADER_LEN    10


extern void radio_msg_alloc(Message *msg);
extern void mac_init();
#endif