X-Git-Url: http://git.demorecorder.com/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fxcbext.h;fp=src%2Fxcbext.h;h=2e10ba2039f2973e0512ae4d85fd902fe84921f0;hb=fa452cc9b2bb69fa0603dfd97e00e540b6b52840;hp=01dd5901559f86650ac0fb4ba158c3fd8bfca3ad;hpb=baff35a04b0e8d21821850a405a550d86a8aeb6f;p=free-sw%2Fxcb%2Flibxcb

diff --git a/src/xcbext.h b/src/xcbext.h
index 01dd590..2e10ba2 100644
--- a/src/xcbext.h
+++ b/src/xcbext.h
@@ -59,6 +59,23 @@ enum xcb_send_request_flags_t {
 
 unsigned int xcb_send_request(xcb_connection_t *c, int flags, struct iovec *vector, const xcb_protocol_request_t *request);
 
+/* xcb_take_socket allows external code to ask XCB for permission to
+ * take over the write side of the socket and send raw data with
+ * xcb_writev. xcb_take_socket provides the sequence number of the last
+ * request XCB sent. The caller of xcb_take_socket must supply a
+ * callback which XCB can call when it wants the write side of the
+ * socket back to make a request. This callback synchronizes with the
+ * external socket owner, flushes any output queues if appropriate, and
+ * then returns the sequence number of the last request sent over the
+ * socket. */
+int xcb_take_socket(xcb_connection_t *c, void (*return_socket)(void *closure), void *closure, int flags, uint64_t *sent);
+
+/* You must own the write-side of the socket (you've called
+ * xcb_take_socket, and haven't returned from return_socket yet) to call
+ * xcb_writev. Also, the iovec must have at least 1 byte of data in it.
+ * */
+int xcb_writev(xcb_connection_t *c, struct iovec *vector, int count, uint64_t requests);
+
 
 /* xcb_in.c */