void start_test(int role)
{
int sk;
int i = 0;
DEBUG_PRINT(DEBUG_NONE, "\nStarting tests...\n");
repeat_count = repeat;
if (MIXED == role) {
repeat_count = repeat_count * msg_cnt; /* Repeat per assoc. */
mixed_mode_test();
return;
}
sk = socket_r();
bind_r(sk, &s_loc);
/* Do we need to do bindx() to add any additional addresses? */
if (bindx_add_addrs)
bindx_r(sk, bindx_add_addrs, bindx_add_count,
SCTP_BINDX_ADD_ADDR);
if (role == SERVER) {
listen_r(sk, 100);
} else {
if (socket_type == SOCK_STREAM && connectx_count == 0)
connect_r(sk, (struct sockaddr *)&s_rem, r_len);
if (connectx_count != 0)
connectx_r(sk, connectx_addrs, connectx_count);
}
if (!debug_level) {
printf(" ");
}
for(i = 0; i < repeat_count; i++) {
if (role == SERVER) {
DEBUG_PRINT(DEBUG_NONE,
"Server: Receiving packets.\n");
server(sk);
} else {
DEBUG_PRINT(DEBUG_NONE,
"Client: Sending packets.(%d/%d)\n",
i+1, repeat_count);
client(sk);
}
fflush(stdout);
}
close_r(sk);
} /* start_test() */
void start_test(int role) {
int sk, pid;
int i = 0;
DEBUG_PRINT(DEBUG_NONE, "\nStarting tests...\n");
repeat_count = repeat;
DEBUG_PRINT(DEBUG_MIN, "\tsocket(SOCK_STREAM, IPPROTO_SCTP)");
if ((sk = socket(s_loc.ss_family, SOCK_STREAM, IPPROTO_SCTP)) < 0 ) {
fprintf(stderr, "\n\n\t\t*** socket: failed to create"
" socket: %s ***\n", strerror(errno));
exit(1);
}
DEBUG_PRINT(DEBUG_MIN, " -> sk=%d\n", sk);
bind_r(sk, &s_loc);
if (role == SERVER) {
listen_r(sk, 1);
accept_r(sk);
} else {
connect_r(sk, (struct sockaddr *)&s_rem, r_len);
}
if ((pid = fork()) == 0) {
settimerhandle();
printstatus(gsk);
while(1);
} else {
if (!debug_level) {
printf(" ");
}
for(i = 0; i < repeat_count; i++) {
if (role == SERVER) {
DEBUG_PRINT(DEBUG_NONE, "Server: Receiving packets.(%d/%d)\n",
i+1, repeat_count);
server(gsk);
} else {
DEBUG_PRINT(DEBUG_NONE, "Client: Sending packets.(%d/%d)\n",
i+1, repeat_count);
client(sk);
}
fflush(stdout);
}
if (role == SERVER) close_r(gsk);
close_r(sk);
}
} /* start_test() */
int main(int argc, const char *argv[])
{
struct sockaddr_in server_addr;
char buf[MAXLINE];
int n, sock_fd;
if(argc != 2)
err_sys("Usage ./server server_addr msg");
//int socket_r(int domain, int type, int protocol);
sock_fd = socket_r(AF_INET, SOCK_STREAM, 0);
memset(&server_addr, 0, sizeof(server_addr));
server_addr.sin_family = AF_INET;
//int inet_pton(int af, const char *src, void *dst);
inet_pton(AF_INET, argv[1], &server_addr.sin_addr);
server_addr.sin_port = htons(SERVER_PORT);
//void connect_r(int sockfd, const struct sockaddr *serv_addr, socklen_t addrlen, void *arg);
connect_r(sock_fd, (struct sockaddr *)&server_addr, sizeof(server_addr), (void *)argv[1]);
//ssize_t write_r(int fd, const void *ptr, size_t nbytes);
fprintf(stdout, "\n");
while(fgets(buf, MAXLINE, stdin) != NULL){
if(write_r(sock_fd, buf, strlen(buf)) == -1)
err_ret("write_r error");
//supplemention
//ssize_t read_r(int fd, void *ptr, size_t nbytes);
n = read(sock_fd, buf, MAXLINE);
if(n == 0)
fprintf(stdout, "peer side(%s port %d) has been closed.\n", argv[1], ntohs(server_addr.sin_port));
else {
fprintf(stdout, "responsed from server:\n");
write_r(STDOUT_FILENO, buf, n);
//fprintf(stdout, "\n");
}
}
//void close_r(int fd);
close_r(sock_fd);
return 0;
}
