void
port_share_close(struct port_share *ps)
{
if (ps)
{
if (ps->foreground_fd >= 0)
{
/* tell background process to exit */
port_share_sendmsg(ps->foreground_fd, COMMAND_EXIT, NULL, SOCKET_UNDEFINED);
/* wait for background process to exit */
dmsg(D_PS_PROXY_DEBUG, "PORT SHARE: waiting for background process to exit");
if (ps->background_pid > 0)
{
waitpid(ps->background_pid, NULL, 0);
}
dmsg(D_PS_PROXY_DEBUG, "PORT SHARE: background process exited");
openvpn_close_socket(ps->foreground_fd);
ps->foreground_fd = -1;
}
free(ps);
}
}
/*
* Called from the foreground process. Send a message to the background process that it
* should proxy the TCP client on sd to the host/port defined in the initial port_share_open
* call.
*/
void
port_share_redirect (struct port_share *ps, const struct buffer *head, socket_descriptor_t sd)
{
if (ps)
{
port_share_sendmsg (ps->foreground_fd, COMMAND_REDIRECT, head, sd);
}
}
