📄 pro2004.lst
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if ((buf[0] == 'W') && (buf[1] == 'P') && (buf[2] == '+')) {
ParseRemoteCmd(buf,len);
return;
}
if (GprsSocket[SocketIndex].TransMode == TCP_TRANSMODE){ //TCP传输模式
Uart0Putsl(buf,len); //网络来的数据直接转发到终端
} else if (GprsSocket[SocketIndex].TransMode == UDP_TRANSMODE){ //UDP传输模式
; //UDP处理
} else {
GprsSocket[SocketIndex].TransMode = TCP_TRANSMODE; //默认为TCP传输方式
Uart0Putsl(buf,len); //网络来的数据直接转发到终端
}
}
#endif
/////////////////////////////////////////////////////////////////////
#if 1 //TCPIP
void OnReceiveData2004(unsigned char xdata *buf ,unsigned int len)
{
LoginUnion xdata LoginU;
unsigned int xdata i;
unsigned int xdata L1; //除去8字节后的用户数据长度
unsigned char xdata AFN; //解析出的AFN
unsigned char xdata Pn; //解析出的Pn
unsigned char xdata Fn; //解析出的Fn
unsigned char xdata CS_Old; //解析出的 CS_Old
unsigned char xdata CS_New; //接收算出的CS_New
unsigned char xdata PFC_Old;
/*
unsigned char xdata TestBuf[20] = {0x68,0x31,0x00,0x31,0x00,0x68,0xE9,0x33,0x44,0x10,
0x27,0x00,0x02,0x60,0x00,0x00,0x01,0x00,0xFA,0x16};
//unsigned char xdata TestBuf[28] = {0x68,0x51,0x00,0x51,0x00,0x68,0x00,0x33,0x44,0x10,0x27,0x00,0x00,0xE
-0,
// 0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x48,0x07,0x15,0x16,0x01,0x0A,0x1
-6};
buf = TestBuf;
len = 20;
*/
C51 COMPILER V7.06 PRO2004 09/26/2008 13:36:24 PAGE 9
TimerSec[T_SEND_HEART] = HeartTimeOutBak; //心跳包时间初始化
SendHeartFlag = FALSE; //清已发心跳包
if ((buf[0] == 0x68) && (buf[5] == 0x68)) { //68H L L 68H //L: LOW HIGH
L1 = buf[2]; //L-HIGH
L1 <<= 8;
L1 |= buf[1]; //L-LOW
L1 >>= 2;
if (((L1 + 8) == len) && (buf[len-1] == 0x16)) { //是不是2004规约包
CS_Old = buf[len-2]; //原来的CS
CS_New = GetCheckSum(&buf[6], L1);
if (CS_Old == CS_New) {
DebugMsg(31,NULL);
for (i=0; i<18; i++ ) { //是2004,拷到共用型由于前18字节是固定
LoginU.bytes[i] = buf[i];
}
AFN = LoginU.LoginS.AFN;
Pn = GetPn(LoginU.LoginS.DA1, LoginU.LoginS.DA2);
Fn = GetFn(LoginU.LoginS.DT1, LoginU.LoginS.DT2);
PFC_Old = LoginU.LoginS.SEQ & 0x0f; //取SEQ的低四位PFC
if ((AFN == 0x00) && (Pn == 0) && (Fn = 1)) { //AFN=0; PN=0; FN=1:全部确认
DebugMsg(33,NULL);
if (QueryPfc(PFC_Old)) { //是猫的确认包,直接返回,否转发
DebugMsg(29,NULL);
return;
}
}
}
}
}
Uart0Putsl(buf,len); //网络来的数据直接转发到终端
}
#endif
/*
*****************************************************************************************************
*FUNC: 在等待确认后，开始计算重发间隔时间
*NOTE:
*****************************************************************************************************
*/
void ResenBuf_Interval(void)
{
unsigned char i;
for (i=0; i<RESENT_BUF_NUM; i++) {
if (ResentBufS[i].Statu == WAIT_CONFIRM) { //有数据在等待确认,开始计时以待重发
if (ResentBufS[i].Interval > 0) {
ResentBufS[i].Interval--; //间隔时间
} else {
ResentBufS[i].Statu = WAIT_SENT;
}
}
}
}
/*
*****************************************************************************************************
*FUNC: 根据各状态执行 WAIT_SENT => WAIT_CONFIRM
*NOTE:
*****************************************************************************************************
C51 COMPILER V7.06 PRO2004 09/26/2008 13:36:24 PAGE 10
*/
void ReSentFunc(unsigned char index)
{
switch (ResentBufS[index].Statu) {
case STATU_IDLE: //空闲状态
break;
case WAIT_SENT: //等待运行
if (ResentBufS[index].Interval > 0) {
return;
} //间隔时间到可发送
if (ResentBufS[index].Count > 0) {
ResentBufS[index].Count--;
ResentBufS[index].Statu = WAIT_CONFIRM; //切换状态为等待确认状态
ResentBufS[index].Checked = RESENT_UNCHECKED; //未确认
ResentBufS[index].Interval = 20; //间隔20S再重发
/*
Uart0Putf("\r\n应该发:");
Uart0Putsl(ResentBufS[index].Buf,ResentBufS[index].Length); //FOR DEBUG
*/
FramePush(ResentBufS[index].Buf,ResentBufS[index].Length); //压入缓冲区,准备发送
} else {
DebugMsg(28,NULL); // 重发超过次数处理
RSBInitNum(index); // ???????????????
}
break;
case WAIT_CONFIRM: //等待确认
if (ResentBufS[index].Checked == RESENT_CHECKED) {
DebugMsg(30,NULL); // 重发超过次数处理
RSBInitNum(index); //得到确认后,清各标志
}
break;
default:
RSBInitNum(index);
break;
}
}
/*
*****************************************************************************************************
*FUNC: 为了2004规约重发机制而添加的
*NOTE: TimerMil[T_RESENT_INTERVAL]
*****************************************************************************************************
*/
void ParseReSentBuf(void)
{
while (ResentOut < RESENT_BUF_NUM) {
if (ResentBufS[ResentOut].Statu != STATU_IDLE) { //缓冲区有数据
ReSentFunc(ResentOut); //处理数据
-
ResentOut++; //处理完一侦退出，不要连续做四侦
break;
} else {
ResentOut++;
}
}
if (ResentOut >= RESENT_BUF_NUM) {
ResentOut = 0;
}
}
C51 COMPILER V7.06 PRO2004 09/26/2008 13:36:24 PAGE 11
/*
*****************************************************************************************************
*FUNC: 2004规约初始化
*NOTE: 单个重发缓冲区初始化
*****************************************************************************************************
*/
void RSBInitNum(unsigned char num)
{
ResentBufS[num].Statu = STATU_IDLE;
ResentBufS[num].Checked = RESENT_UNCHECKED;
ResentBufS[num].Interval = 0;
ResentBufS[num].PFC = 0;
ResentBufS[num].Count = 0;
}
void RSBInit(void)
{
unsigned char i;
PFC = 0;
ResentIn = ResentOut = 0;
for (i=0; i<RESENT_BUF_NUM; i++) {
RSBInitNum(i);
}
}
void Pro2004Init(void)
{
RSBInit();
ID2BCD();
}
/**************************************************************************************************/
#endif
647 /**************************************************************************************************/
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = ---- ----
CONSTANT SIZE = ---- ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = ---- ----
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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