以下代码在Ubuntu下通过gcc编译运行测试通过；
arm-linux-gcc交叉编译后并在s3c2410下运行测试通过。
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#include <termios.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
struct message_info{
char cnnu[16];
char phnu[16];
char message[128];
};
struct pdu_info {
char cnswap[32];
char phswap[32];
};
void serial_init(int fd)
{
struct termios options;
tcgetattr(fd, &options);
options.c_cflag |= ( CLOCAL | CREAD );
options.c_cflag &= ~CSIZE;
options.c_cflag &= ~CRTSCTS;
options.c_cflag |= CS8;
options.c_cflag &= ~CSTOPB;
options.c_iflag |= IGNPAR;
options.c_oflag = 0;
options.c_lflag = 0;
cfsetispeed(&options, B9600);
cfsetospeed(&options, B9600);
tcsetattr(fd,TCSANOW,&options);
}
void swap(char number[],char swap[])
{
char ch1[] = "86";
char tmp[16];
int i;
memset(swap,0,32);
memset(tmp,0,16);
strcpy(swap,number);
strcat(swap,"f");
strcat(ch1,swap);
strcpy(swap,ch1);
for(i = 0;i <= strlen(swap) - 1;i += 2){
tmp[i + 1] = swap[i];
tmp[i] = swap[i + 1];
}
strcpy(swap,tmp);
}
int send(int fd,char *cmgf,char *cmgs,char *message)
{
int nread,nwrite;
char buff[128];
char reply[128];
memset(buff,0,sizeof(buff));
strcpy(buff,"at\r");
nwrite = write(fd,buff,strlen(buff));
printf("nwrite=%d,%s\n",nwrite,buff);
memset(reply,0,sizeof(reply));
sleep(1);
nread = read(fd,reply,sizeof(reply));
printf("nread=%d,%s\n",nread,reply);
memset(buff,0,sizeof(buff));
strcpy(buff,"AT+CMGF=");
strcat(buff,cmgf);
strcat(buff,"\r");
nwrite = write(fd,buff,strlen(buff));
printf("nwrite=%d,%s\n",nwrite,buff);
memset(reply,0,sizeof(reply));
sleep(1);
nread = read(fd,reply,sizeof(reply));
printf("nread=%d,%s\n",nread,reply);
memset(buff,0,sizeof(buff));
strcpy(buff,"AT+CMGS=");
strcat(buff,cmgs);
strcat(buff,"\r");
nwrite = write(fd,buff,strlen(buff));
printf("nwrite=%d,%s\n",nwrite,buff);
memset(reply,0,sizeof(reply));
sleep(1);
nread = read(fd,reply,sizeof(reply));
printf("nread=%d,%s\n",nread,reply);
memset(buff,0,sizeof(buff));
strcpy(buff,message);
nwrite = write(fd,buff,strlen(buff));
printf("nwrite=%d,%s\n",nwrite,buff);
memset(reply,0,sizeof(reply));
sleep(1);
nread = read(fd,reply,sizeof(reply));
printf("nread=%d,%s\n",nread,reply);
}
int send_en_message(int fd,struct message_info info)
{
getchar();
char cmgf[] = "1";
int conter = 0;
char cmgs[16] = {'\0'};
printf("enter recever phnumber :\n");
gets(info.phnu);
while(strlen(info.phnu) != 11){
if(conter >= 3){
printf("conter out !\n");
return -1;
}
printf("number shuld be --11-- bits ! enter agin :\n");
gets(info.phnu);
conter ++;
}
printf("enter you message !\n");
gets(info.message);
strcat(info.message,"\x1a");
strcat(cmgs,info.phnu);
send(fd,cmgf,cmgs,info.message);
}
int send_zh_message(int fd,struct message_info info)
{
char cmgf[] = "0";
char cmgs[4] = {'\0'};
char ch2[] = "0891";
char ch3[] = "1100";
char ch4[] = "000800";
char ch5[] = "0d91";
char final[128];
char *message[3] = {
"0a5BB691CC7740706BFF01",
"0a5BB691CC67098D3CFF01",
"1a676866539E4FFF0C4F605988558A4F6056DE5BB65403996DFF01"};
struct pdu_info pdu;
int conter = 0,flag,len;
getchar();
memset(final,0,80);
printf("enter your centre phnumber :\n");
gets(info.cnnu);
while(strlen(info.cnnu) != 11){
if(conter >= 3){
printf("conter out !\n");
return -1;
}
printf("number shuld be --11-- bits ! enter agin :\n");
gets(info.cnnu);
conter ++;
}
printf("enter your recever phnumber :\n");
gets(info.phnu);
while(strlen(info.phnu) != 11){
if(conter >= 3){
printf("conter out !\n");
return -1;
}
printf("number shuld be --11-- bits ! enter agin :\n");
gets(info.phnu);
conter ++;
}
printf("choice message :\n");
printf("1.fire.\n");
printf("2.thief.\n");
printf("3.mother@home.\n");
scanf("%d",&flag);
swap(info.phnu,pdu.phswap);
swap(info.cnnu,pdu.cnswap);
strcpy(final,ch2);
strcat(final,pdu.cnswap);
strcat(final,ch3);
strcat(final,ch5);
strcat(final,pdu.phswap);
strcat(final,ch4);
strcat(final,message[flag - 1]);
strcat(final,"\x1a");
len = strlen(ch3)+ strlen(ch4)+ strlen(ch5)+strlen(pdu.phswap)+ strlen(message[flag - 1]);
puts(final);
sprintf(cmgs,"%d",len/2);
puts(final);
send(fd,cmgf,cmgs,final);
}
int main()
{
int fd;
char choice;
struct message_info info;
fd = open( "/dev/s3c2410_serial1", O_RDWR|O_NOCTTY|O_NDELAY);
if (-1 == fd){
perror("Can't Open Serial Port");
}
serial_init(fd);
printf("\n============================================\n");
printf("\tthis is a gprs test program !\n");
printf("\tcopyright fj@farsight 2011\n");
printf("============================================\n");
printf("enter your selete :\n");
printf("1.send english message.\n");
printf("2.send chinese message.\n");
printf("3.exit.\n");
choice = getchar();
switch(choice)
{
case '1': send_en_message(fd,info);
break;
case '2': send_zh_message(fd,info);
break;
case '3': break;
default : break;
}
close(fd);
return 0;
}