return strerror(error);
}
-SockAddr sk_namelookup(char *host, char **canonicalname)
+SockAddr sk_namelookup(const char *host, char **canonicalname)
{
SockAddr ret = smalloc(sizeof(struct SockAddr_tag));
unsigned long a;
return ret;
}
-SockAddr sk_nonamelookup(char *host)
+SockAddr sk_nonamelookup(const char *host)
{
SockAddr ret = smalloc(sizeof(struct SockAddr_tag));
ret->error = NULL;
static void sk_tcp_set_frozen(Socket s, int is_frozen);
static char *sk_tcp_socket_error(Socket s);
+static struct socket_function_table tcp_fn_table = {
+ sk_tcp_plug,
+ sk_tcp_close,
+ sk_tcp_write,
+ sk_tcp_write_oob,
+ sk_tcp_flush,
+ sk_tcp_set_private_ptr,
+ sk_tcp_get_private_ptr,
+ sk_tcp_set_frozen,
+ sk_tcp_socket_error
+};
+
Socket sk_register(void *sock, Plug plug)
{
- static struct socket_function_table fn_table = {
- sk_tcp_plug,
- sk_tcp_close,
- sk_tcp_write,
- sk_tcp_write_oob,
- sk_tcp_flush,
- sk_tcp_set_private_ptr,
- sk_tcp_get_private_ptr,
- sk_tcp_set_frozen,
- sk_tcp_socket_error
- };
-
Actual_Socket ret;
/*
* Create Socket structure.
*/
ret = smalloc(sizeof(struct Socket_tag));
- ret->fn = &fn_table;
+ ret->fn = &tcp_fn_table;
ret->error = NULL;
ret->plug = plug;
bufchain_init(&ret->output_data);
Socket sk_new(SockAddr addr, int port, int privport, int oobinline,
int nodelay, Plug plug)
{
- static struct socket_function_table fn_table = {
- sk_tcp_plug,
- sk_tcp_close,
- sk_tcp_write,
- sk_tcp_write_oob,
- sk_tcp_flush,
- sk_tcp_set_private_ptr,
- sk_tcp_get_private_ptr,
- sk_tcp_set_frozen,
- sk_tcp_socket_error
- };
-
int s;
#ifdef IPV6
struct sockaddr_in6 a6;
* Create Socket structure.
*/
ret = smalloc(sizeof(struct Socket_tag));
- ret->fn = &fn_table;
+ ret->fn = &tcp_fn_table;
ret->error = NULL;
ret->plug = plug;
bufchain_init(&ret->output_data);
Socket sk_newlistener(char *srcaddr, int port, Plug plug, int local_host_only)
{
- static struct socket_function_table fn_table = {
- sk_tcp_plug,
- sk_tcp_close,
- sk_tcp_write,
- sk_tcp_write_oob,
- sk_tcp_flush,
- sk_tcp_set_private_ptr,
- sk_tcp_get_private_ptr,
- sk_tcp_set_frozen,
- sk_tcp_socket_error
- };
-
int s;
#ifdef IPV6
struct sockaddr_in6 a6;
* Create Socket structure.
*/
ret = smalloc(sizeof(struct Socket_tag));
- ret->fn = &fn_table;
+ ret->fn = &tcp_fn_table;
ret->error = NULL;
ret->plug = plug;
bufchain_init(&ret->output_data);
sfree(s);
}
+int sk_getxdmdata(void *sock, unsigned long *ip, int *port)
+{
+ Actual_Socket s = (Actual_Socket) sock;
+ struct sockaddr_in addr;
+ socklen_t addrlen;
+
+ /*
+ * We must check that this socket really _is_ an Actual_Socket.
+ */
+ if (s->fn != &tcp_fn_table)
+ return 0; /* failure */
+
+ /*
+ * If we ever implement connecting to a local X server through
+ * a Unix socket, we return 0xFFFFFFFF for the IP address and
+ * our current pid for the port. Bizarre, but such is life.
+ */
+
+ addrlen = sizeof(addr);
+ if (getsockname(s->s, (struct sockaddr *)&addr, &addrlen) < 0 ||
+ addr.sin_family != AF_INET)
+ return 0;
+
+ *ip = ntohl(addr.sin_addr.s_addr);
+ *port = ntohs(addr.sin_port);
+
+ return 1;
+}
+
/*
* The function which tries to send on a socket once it's deemed
* writable.