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Diffstat (limited to 'lib/sockets.c')
-rw-r--r--lib/sockets.c43
1 files changed, 37 insertions, 6 deletions
diff --git a/lib/sockets.c b/lib/sockets.c
index 27da15f8d..25ab97f3d 100644
--- a/lib/sockets.c
+++ b/lib/sockets.c
@@ -27,13 +27,15 @@
/* This includes winsock2.h on MinGW. */
# include <sys/socket.h>
-# include "close-hook.h"
+# include "fd-hook.h"
/* Get set_winsock_errno, FD_TO_SOCKET etc. */
# include "w32sock.h"
static int
-close_fd_maybe_socket (int fd, const struct close_hook *remaining_list)
+close_fd_maybe_socket (const struct fd_hook *remaining_list,
+ gl_close_fn primary,
+ int fd)
{
SOCKET sock;
WSANETWORKEVENTS ev;
@@ -64,10 +66,38 @@ close_fd_maybe_socket (int fd, const struct close_hook *remaining_list)
}
else
/* Some other type of file descriptor. */
- return execute_close_hooks (fd, remaining_list);
+ return execute_close_hooks (remaining_list, primary, fd);
}
-static struct close_hook close_sockets_hook;
+static int
+ioctl_fd_maybe_socket (const struct fd_hook *remaining_list,
+ gl_ioctl_fn primary,
+ int fd, int request, void *arg)
+{
+ SOCKET sock;
+ WSANETWORKEVENTS ev;
+
+ /* Test whether fd refers to a socket. */
+ sock = FD_TO_SOCKET (fd);
+ ev.lNetworkEvents = 0xDEADBEEF;
+ WSAEnumNetworkEvents (sock, NULL, &ev);
+ if (ev.lNetworkEvents != 0xDEADBEEF)
+ {
+ /* fd refers to a socket. */
+ if (ioctlsocket (sock, request, arg) < 0)
+ {
+ set_winsock_errno ();
+ return -1;
+ }
+ else
+ return 0;
+ }
+ else
+ /* Some other type of file descriptor. */
+ return execute_ioctl_hooks (remaining_list, primary, fd, request, arg);
+}
+
+static struct fd_hook fd_sockets_hook;
static int initialized_sockets_version /* = 0 */;
@@ -90,7 +120,8 @@ gl_sockets_startup (int version _GL_UNUSED)
return 2;
if (initialized_sockets_version == 0)
- register_close_hook (close_fd_maybe_socket, &close_sockets_hook);
+ register_fd_hook (close_fd_maybe_socket, ioctl_fd_maybe_socket,
+ &fd_sockets_hook);
initialized_sockets_version = version;
}
@@ -107,7 +138,7 @@ gl_sockets_cleanup (void)
initialized_sockets_version = 0;
- unregister_close_hook (&close_sockets_hook);
+ unregister_fd_hook (&fd_sockets_hook);
err = WSACleanup ();
if (err != 0)