Linux向Windows通信C源代码
Linux向Windows通信C源代码
- /*linux端*/
- #include <stdio.h>
- #include <stdlib.h>
- #include <errno.h>
- #include <string.h>
- #include <sys/types.h>
- #include <netinet/in.h>
- #include <sys/socket.h>
- #include <sys/wait.h>
- #define MYPORT 3333
- #define BACKLOG 10
- void main()
- {
- int sockfd, new_fd;
- struct sockaddr_in my_addr;
- struct sockaddr_in their_addr;
- int sin_size;
- if ((sockfd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
- perror("socket");
- exit(1);
- }
- my_addr.sin_family = AF_INET;
- my_addr.sin_port = htons(MYPORT);
- my_addr.sin_addr.s_addr = htonl(INADDR_ANY);
- bzero(&(my_addr.sin_zero),0);
- if (bind(sockfd, (struct sockaddr *)&my_addr, sizeof(struct sockaddr))== -1) {
- perror("bind");
- exit(1);
- }
- if (listen(sockfd, BACKLOG) == -1) {
- perror("listen");
- exit(1);
- }
- while(1) {
- sin_size = sizeof(struct sockaddr_in);
- if ((new_fd = accept(sockfd, (struct sockaddr *)&their_addr,&sin_size)) == -1) {
- printf("accept failure...\n");
- perror("accept");
- continue;
- }
- //printf("server: got connection from %sn",inet_ntoa(their_addr.sin_addr));
- if (!fork()) {
- if (send(new_fd, "Hello, world!n", 14, 0) == -1)
- perror("send");
- close(new_fd);
- exit(0);
- }
- close(new_fd);
- while(waitpid(-1,NULL,WNOHANG) > 0);
- }
- }
- /*windows 端*/
- #include<Winsock2.h>
- #include<stdio.h>
- #pragma comment(lib,"ws2_32.lib")
- void main()
- {
- int i;
- char recvBuffer[255];
- WORD wVersionRequested; //typedef unsigned short WORD; 2字节
- WSADATA wsaData;
- //WSADATA 包含了Windows Socket执行的信息。
- int err;
- wVersionRequested =MAKEWORD(1,1);
- //这个宏创建一个被指定变量连接而成的WORD变量。返回一个WORD变量。
- //第一个是socket库版本,第二个是取得的版本号。
- err=WSAStartup(wVersionRequested,&wsaData); //return 0 if successful
- if(err!=0){
- printf("Call WSAStart ERROR!");
- exit(1);
- } //终止对WinSock库的使用
- SOCKET SocketClient=socket(AF_INET,SOCK_STREAM,0); //0表示让系统自己选择协议
- //定义地址结构体//填入服务器端的ip地址和端口号
- SOCKADDR_IN addrSrv;
- //转换为TCP/IP network byte order //32bit
- addrSrv.sin_addr.S_un.S_addr=inet_addr("192.168.2.14"); //192.168.0.111ip 192.168.0.130
- addrSrv.sin_family=AF_INET; //family address
- addrSrv.sin_port=htons(3333); //16bit端口号
- printf("Connect to server...\n");
- i=connect(SocketClient,(sockaddr *)&addrSrv,sizeof(SOCKADDR_IN)); //指向要建立连接的数据结构
- if(i<0){
- printf("%i\n",WSAGetLastError());
- printf("连接到192.168.0.130:25000错误!");
- exit(1);
- }
- recv(SocketClient,recvBuffer,255,0);
- printf("%s\n",recvBuffer); //send(socketClient,recvBuffer,20,0);
- closesocket(SocketClient);
- WSACleanup();
- return;
- }
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