ssize_t dst_entry_tcp::slow_send(const iovec* p_iov, size_t sz_iov, bool b_blocked /*= true*/, bool is_rexmit /*= false*/, int flags /*= 0*/, socket_fd_api* sock /*= 0*/, tx_call_t call_type /*= 0*/)
{
ssize_t ret_val = -1;
NOT_IN_USE(sock);
NOT_IN_USE(call_type);
NOT_IN_USE(flags);
m_slow_path_lock.lock();
prepare_to_send(true);
if (m_b_is_offloaded) {
if (!is_valid()) { // That means that the neigh is not resolved yet
//there is a copy inside so we should not update any ref-counts
ret_val = pass_buff_to_neigh(p_iov, sz_iov);
}
else {
ret_val = fast_send(p_iov, sz_iov, b_blocked, is_rexmit);
}
}
else {
dst_tcp_logdbg("Dst_entry is not offloaded, bug?");
}
m_slow_path_lock.unlock();
return ret_val;
}
ssize_t dst_entry_tcp::slow_send(const iovec* p_iov, size_t sz_iov, bool b_blocked /*= true*/, bool is_rexmit /*= false*/, int flags /*= 0*/, socket_fd_api* sock /*= 0*/, tx_call_t call_type /*= 0*/)
{
ssize_t ret_val = -1;
NOT_IN_USE(sock);
NOT_IN_USE(call_type);
NOT_IN_USE(flags);
m_slow_path_lock.lock();
prepare_to_send(true);
if (m_b_is_offloaded) {
if (!is_valid()) { // That means that the neigh is not resolved yet
if(is_rexmit){
//drop retransmit packet, and don't save in neigh. if we will want to save in neigh, we need to make copy in save_iovec..()
m_slow_path_lock.unlock();
return ret_val;
}
ret_val = pass_buff_to_neigh(p_iov, sz_iov);
}
else {
ret_val = fast_send(p_iov, sz_iov, b_blocked, is_rexmit);
}
}
else {
dst_tcp_logdbg("Dst_entry is not offloaded, bug?");
}
m_slow_path_lock.unlock();
return ret_val;
}
ssize_t dst_entry_udp::slow_send(const iovec* p_iov, size_t sz_iov, bool b_blocked /*= true*/, bool is_rexmit /*= false*/, int flags /*= 0*/, socket_fd_api* sock /*= 0*/, tx_call_t call_type /*= 0*/)
{
NOT_IN_USE(is_rexmit);
ssize_t ret_val = 0;
dst_udp_logdbg("In slow send");
prepare_to_send();
if (m_b_force_os || !m_b_is_offloaded) {
struct sockaddr_in to_saddr;
to_saddr.sin_port = m_dst_port;
to_saddr.sin_addr.s_addr = m_dst_ip.get_in_addr();
to_saddr.sin_family = AF_INET;
dst_udp_logdbg("Calling to tx_os");
ret_val = sock->tx_os(call_type, p_iov, sz_iov, flags, (const struct sockaddr*)&to_saddr, sizeof(struct sockaddr_in));
}
else {
if (!is_valid()) { // That means that the neigh is not resolved yet
ret_val = pass_buff_to_neigh(p_iov, sz_iov);
}
else {
ret_val = fast_send(p_iov, sz_iov, b_blocked);
}
}
return ret_val;
}
void t_write(void* sock)
{
int* sockfd = (int*) &sock;
size_t number_of_bytes;
char buffer[BUFFER_SIZE];
char *message = (char *)malloc(BUFFER_SIZE);
int error = 0;
char destiny[7];
char data[80];
while(1)
{
printf("%s>", user);
scanf("%s", buffer);
if (strncasecmp(buffer, "connect", 7) == 0)
{
package send_msn = new_package(user, "server", 'C', "CONEXION");
message = prepare_to_send(send_msn);
}
else if (strncasecmp(buffer, "exit", 4) == 0)
{
package send_msn = new_package(user, "server", 'Q', "QUIT");
message = prepare_to_send(send_msn);
}
else if (strncasecmp(buffer, "show", 10) == 0)
{
scanf("%s", destiny);
package send_msn = new_package(user, "server", 'L', "PETICION LISTA USUARIOS");
message = prepare_to_send(send_msn);
}
else if (strncasecmp(buffer, "send", 4) == 0)
{
scanf("%s", destiny);
fgets(data, 80, stdin);
package send_msn = new_package(user, destiny, 'S', data);
message = prepare_to_send(send_msn);
}
else if (strncasecmp(buffer, "broadcast", 9) == 0)
{
fgets(data, 80, stdin);
package send_msn = new_package(user, "server", 'B', data);
message = prepare_to_send(send_msn);
}else{
package send_msn = new_package(user, "server", 'E', "Error. El comando no existe");
message = prepare_to_send(send_msn);
printf("Error.El comando no existe.\n");
error =1;
}
number_of_bytes = write(*sockfd, message, BUFFER_SIZE);
/*if (number_of_bytes < 0)
{
panic_with_system_message("Error al escribir datos en el servidor.");
}*/
}
pthread_exit(0);
}
ssize_t dst_entry_tcp::slow_send_neigh(const iovec* p_iov, size_t sz_iov)
{
ssize_t ret_val = -1;
m_slow_path_lock.lock();
prepare_to_send(true);
if (m_b_is_offloaded) {
ret_val = pass_buff_to_neigh(p_iov, sz_iov);
}
else {
dst_tcp_logdbg("Dst_entry is not offloaded, bug?");
}
m_slow_path_lock.unlock();
return ret_val;
}
