?? server.c
字號:
/* File: server.c */ #include <stdio.h> #include <sys/types.h> #include <sys/socket.h> #include <netinet/in.h> int main(int argc, char **argv) { int fd; int address_len; struct sockaddr_in address; //建立套接口 fd = socket(AF_INET, SOCK_DGRAM, 0); //SOCK_DGRAM //綁定地址和端口 bzero(&address, sizeof(address)); address.sin_family = AF_INET; address.sin_addr.s_addr = htonl(INADDR_ANY); address.sin_port = htons(1234); address_len = sizeof(address); bind(fd, (struct sockaddr *)&address, address_len); while(1) { struct sockaddr_in client_address; socklen_t len = sizeof(client_address); int n; char line[80]; printf("waiting..."); fflush(stdout); //接收數(shù)據(jù) n = recvfrom(fd, line, 80, 0, (struct sockaddr *)&client_address, &len); printf("server received %d:%s", n, line); //發(fā)送數(shù)據(jù) sendto(fd, line, n, 0, (struct sockaddr *)&client_address, len); } }
?? 快捷鍵說明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -