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此源码包是在linux系统中运行的网络电话界面程序。

#include "proxy.h"
#include <qstring.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>
#include <errno.h>
#include <signal.h>
#define PROXY1 "/home/yhy/proxy1"
#define PROXY2 "/home/yhy/proxy2"
#define PROXY3 "/home/yhy/proxy3"
#define PROXY4 "/home/yhy/proxy4"
proxy::proxy(QWidget *parent,const char *name):QDialog(parent,name,TRUE)
{
setCaption(QString::fromLocal8Bit("server register operation!"));  //操作成功
setMinimumSize(250,350);
setMaximumSize(250,350);
                                                                                                          
mainlayout=new QGridLayout(this,9,2,10);
                                                                                                          
label1=new QLabel(QString::fromLocal8Bit("Enter proxy sip address:"),this);
mainlayout->addMultiCellWidget(label1,0,0,0,1);

LEdit1 = new QLineEdit( this, "LEdit1" );
mainlayout->addMultiCellWidget(LEdit1,1,1,0,1);

label2=new QLabel(QString::fromLocal8Bit("enter your identity sip address for this proxy:"),this);
mainlayout->addMultiCellWidget(label2,2,2,0,1);
                                                                                                          
LEdit2 = new QLineEdit( this, "LEdit2" );
mainlayout->addMultiCellWidget(LEdit2,3,3,0,1);

label3=new QLabel(QString::fromLocal8Bit("Do you want to register on this proxy (yes/no):"),this);
mainlayout->addMultiCellWidget(label3,4,4,0,1);
                                                                                                          
LEdit3 = new QLineEdit( this, "LEdit3" );
mainlayout->addMultiCellWidget(LEdit3,5,5,0,1);
      
label4=new QLabel(QString::fromLocal8Bit("Specify route if needed:"),this);
mainlayout->addMultiCellWidget(label4,6,6,0,1);
                                                                                                          
LEdit4 = new QLineEdit( this, "LEdit4" );
mainlayout->addMultiCellWidget(LEdit4,7,7,0,1);                                                                                                    
queding=new QPushButton(QString::fromLocal8Bit("ok"),this);//确定
mainlayout->addMultiCellWidget(queding, 8, 8, 0, 0);
connect(queding,SIGNAL(clicked()),this,SLOT(add()));

quxiao=new QPushButton(QString::fromLocal8Bit("quit"),this);
mainlayout->addMultiCellWidget(queding, 8, 8, 1, 1);
connect(quxiao,SIGNAL(clicked()),this,SLOT(accept()));
}
proxy::~proxy()
{

}  
void proxy::add()
{
  int fd1,fd2;
  //QString str=LEdit1->text(); 
  QString str="sip:162.105.74.207";
  printf("proxy write 000\n"); 
  printf("write1 %d\n",sizeof(str));
 // printf("%d\n",strlen(str));
  if((fd1=open(PROXY1,O_WRONLY|O_NONBLOCK,0))<0)
  {
    perror("write open fifo error\n");
    exit(0);
  }
  printf("proxy write 001\n");
  if(write(fd1,str,sizeof(str))<0)
  {
    perror("write error\n");
    exit(0);
  }
  printf("proxy write 002\n");
 // str=LEdit2->text();
  QString str1="sip:100@162.105.74.207";
  printf("write2 %d\n",sizeof(str1));
 // printf("%d\n",strlen(str));
  if((fd2=open(PROXY2,O_WRONLY,0))<0)
  {
    perror("write open fifo error\n");
    exit(0);
  }
  printf("proxy write 003\n");
  if(write(fd2,str1,sizeof(str1))<0)
  {
    perror("write error\n");
    exit(0);
  }
  printf("proxy write 004\n");
 // str=LEdit3->text();
  str="yes";
  printf("write3 %d\n",sizeof(str));
/*
//  printf("%d\n",strlen(str));
 if((fd3=open(PROXY3,O_WRONLY|O_NONBLOCK,0))<0)
  {
    perror("write open fifo error\n");
    exit(0);
  }
  printf("proxy write 005\n");
  if(write(fd3,str,strlen(str))<0)
  {
    perror("write error\n");
    exit(0);
  }
  printf("proxy write 006\n");
  str=LEdit4->text();
  if((fd4=open(PROXY4,O_WRONLY,0))<0)
  {
    perror("open fifo error\n");
    exit(0);
  }
  printf("proxy write 007\n");
  if(write(fd4,str,strlen(str))<0)
  {
    perror("write error\n");
    exit(0);
  }
  printf("proxy write 008\n");
*/
}