Merge commit 'gnu/master' into test

[qemu] / slirp / slirp.c

diff --git a/slirp/slirp.c b/slirp/slirp.c
index 4ca35b2..9cab731 100644 (file)
--- a/slirp/slirp.c
+++ b/slirp/slirp.c
@@ -468,7 +468,7 @@ void slirp_select_poll(fd_set *readfds, fd_set *writefds, fd_set *xfds)
                            /* Connected */
                            so->so_state &= ~SS_ISFCONNECTING;
 
-                           ret = send(so->s, &ret, 0, 0);
+                           ret = send(so->s, (const void *) &ret, 0, 0);
                            if (ret < 0) {
                              /* XXXXX Must fix, zero bytes is a NOP */
                              if (errno == EAGAIN || errno == EWOULDBLOCK ||
@@ -734,6 +734,53 @@ void if_encap(const uint8_t *ip_data, int ip_data_len)
     }
 }
 
+static void _slirp_redir_loop(void (*func)(void *opaque, int is_udp,
+                                           struct in_addr *laddr, u_int lport,
+                                           struct in_addr *faddr, u_int fport),
+                              void *opaque, int is_udp)
+{
+    struct socket *head = (is_udp ? &udb : &tcb);
+    struct socket *so;
+
+    for (so = head->so_next; so != head; so = so->so_next) {
+        func(opaque, is_udp,
+             &so->so_laddr, ntohs(so->so_lport),
+             &so->so_faddr, ntohs(so->so_fport));
+    }
+}
+
+void slirp_redir_loop(void (*func)(void *opaque, int is_udp,
+                                  struct in_addr *laddr, u_int lport,
+                                  struct in_addr *faddr, u_int fport),
+                     void *opaque)
+{
+    _slirp_redir_loop(func, opaque, 0);
+    _slirp_redir_loop(func, opaque, 1);
+}
+
+/* Unlistens a redirection
+ *
+ * Return value: number of redirs removed */
+int slirp_redir_rm(int is_udp, int host_port)
+{
+    struct socket *so;
+    struct socket *head = (is_udp ? &udb : &tcb);
+    int fport = htons(host_port);
+    int n = 0;
+
+ loop_again:
+    for (so = head->so_next; so != head; so = so->so_next) {
+        if (so->so_fport == fport) {
+            close(so->s);
+            sofree(so);
+            n++;
+            goto loop_again;
+        }
+    }
+
+    return n;
+}
+
 int slirp_redir(int is_udp, int host_port,
                 struct in_addr guest_addr, int guest_port)
 {