/* Sample UDP client */ #include #include #include int main(int argc, char**argv) { int sockfd,n,r; int tolen; char msg[123]; struct sockaddr myaddr, toaddr; char minaddr[] = {0x08, 0x00, 0x27, 0xd9, 0x92, 0xd3}; char dinaddr[] = {0x08, 0x00, 0x27, 0xd9, 0x92, 0xd3}; char sendline[1000]; char recvline[1000]; //sockfd=socket(AF_INET,SOCK_PACKET, htons(ETH_P_ALL)); sockfd=socket(AF_INET,SOCK_RAW, htons(IPPROTO_RAW)); bzero(&myaddr, sizeof(myaddr)); myaddr.sa_family = AF_INET; memcpy(myaddr.sa_data, &minaddr, 6); //r = bind(sockfd, &myaddr, sizeof(struct sockaddr)); bzero(&toaddr, sizeof(toaddr)); toaddr.sa_family = AF_INET; memcpy(toaddr.sa_data, &dinaddr, 6); tolen = sizeof(toaddr); r = sendto(sockfd, &msg, 100, 0, &toaddr, tolen); printf("Result: %d\n", r); return 0; }