#include #include #include #include #define DEST_IP "192.168.1.33" #define DEST_PORT 7777 main() { int sockfd; struct sockaddr_in dest_addr; // will hold the destination addr sockfd = socket(AF_INET, SOCK_STREAM, 0); // do some error checking! dest_addr.sin_family = AF_INET; // host byte order dest_addr.sin_port = htons(DEST_PORT); // short, network byte order dest_addr.sin_addr.s_addr = inet_addr(DEST_IP); memset(&(dest_addr.sin_zero), '\0', 8); // zero the rest of the struct // don't forget to error check the connect()! connect(sockfd, (struct sockaddr *)&dest_addr, sizeof(struct sockaddr)); char *msg[] = { 0x01 }; send(sockfd, msg, 1, 0); }