static int proxy_connect_socks5(const char *host, unsigned short port, struct PHB *phb)
{
phb->host = g_strdup(host);
phb->port = port;
phb->proxy_func = s5_canwrite;
phb->proxy_data = phb;
return( proxy_connect_none( proxyhost, proxyport, phb ) );
}
static gboolean gaim_io_connected(gpointer data, gint source, b_input_condition cond)
{
struct PHB *phb = data;
socklen_t len;
int error = ETIMEDOUT;
len = sizeof(error);
if (getsockopt(source, SOL_SOCKET, SO_ERROR, &error, &len) < 0 || error) {
if ((phb->gai_cur = phb->gai_cur->ai_next)) {
int new_fd;
b_event_remove(phb->inpa);
if ((new_fd = proxy_connect_none(NULL, 0, phb))) {
b_event_remove(phb->inpa);
closesocket(source);
dup2(new_fd, source);
closesocket(new_fd);
phb->inpa = b_input_add(source, B_EV_IO_WRITE, gaim_io_connected, phb);
return FALSE;
}
}
freeaddrinfo(phb->gai);
closesocket(source);
b_event_remove(phb->inpa);
phb->inpa = 0;
if( phb->proxy_func )
phb->proxy_func(phb->proxy_data, -1, B_EV_IO_READ);
else {
phb->func(phb->data, -1, B_EV_IO_READ);
g_free(phb);
}
return FALSE;
}
freeaddrinfo(phb->gai);
sock_make_blocking(source);
b_event_remove(phb->inpa);
phb->inpa = 0;
if( phb->proxy_func )
phb->proxy_func(phb->proxy_data, source, B_EV_IO_READ);
else {
phb->func(phb->data, source, B_EV_IO_READ);
g_free(phb);
}
return FALSE;
}
int proxy_connect(const char *host, int port, b_event_handler func, gpointer data)
{
struct PHB *phb;
if (!host || port <= 0 || !func || strlen(host) > 128) {
return -1;
}
phb = g_new0(struct PHB, 1);
phb->func = func;
phb->data = data;
if (proxytype == PROXY_NONE || !proxyhost[0] || proxyport <= 0)
return proxy_connect_none(host, port, phb);
else if (proxytype == PROXY_HTTP)
return proxy_connect_http(host, port, phb);
else if (proxytype == PROXY_SOCKS4)
return proxy_connect_socks4(host, port, phb);
else if (proxytype == PROXY_SOCKS5)
return proxy_connect_socks5(host, port, phb);
g_free(phb);
return -1;
}
