1 /* stream.c - streaming server
13 /* socket and bind stuff */
14 #include <sys/types.h>
15 #include <sys/socket.h>
18 #include <netinet/in.h>
21 #include <arpa/inet.h>
24 int main(int argc, char *argv[]) {
25 int listen_fd, send_fd;
26 struct sockaddr_in local_addr, *remote_addr;
27 int send_bytes, read_bytes;
30 printf("usage: %s <port>\n",argv[0]);
34 if(listen_fd=socket(AF_INET,SOCK_STREAM,0) == -1) {
35 printf("can't open socket.\n");
39 local_addr.sin_family=AF_INET;
40 local_addr.sin_port=htons(atoi(argv[1]));
41 local_addr.sin_addr.s_addr=htonl(INADDR_ANY);
42 memset(&(local_addr.sin_zero),'\0',8);
44 if(bind(listen_fd,(struct sockaddr)&local_addr,sizeof(struct sockaddr))==-1) {
45 printf("unable to bind on port %d.\n",atoi(argv[1]);
49 if(listen(listen_fd,1)==-1) {
50 printf("error listening on port %d.\n",atoi(argv[1]));
54 if(send_fd=accept(listen_fd,(struct sockaddr *)remote_addr,
55 sizeof(struct sockaddr_in)) {
56 printf("accepting connection from %s port %d.\n",
57 inet_ntoa(remote_addr->sin_addr.s_addr),
58 ntohs(remote_addr->sin_port));
64 read_bytes=read(stdin,(void *)buf,sizeof(buf));
65 send_bytes=send(send_fd,buf,sizeof(buf),0);
69 printf("connection closed ...\n");
70 prinrf("%d from %d total bytes sent.\n",send_bytes,read_bytes);