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/* Copyright (C) 2003-2006 Jamey Sharp, Josh Triplett
* This file is licensed under the MIT license. See the file COPYING. */
#ifndef XXCBINT_H
#define XXCBINT_H
#include <assert.h>
#include <X11/Xlibint.h>
#include <X11/Xlib-xcb.h>
#include "locking.h" /* really just want X11/Xthreads.h but can't have it. */
#define XCB_SEQUENCE_COMPARE(a,op,b) ((int) ((a) - (b)) op 0)
#define assert_sequence_less(a,b) assert(XCB_SEQUENCE_COMPARE((a), <=, (b)))
typedef struct PendingRequest PendingRequest;
struct PendingRequest {
PendingRequest *next;
xcondition_rec condition;
int waiters; /* Number of threads waiting; -1 if no wait needed */
unsigned int sequence;
};
typedef struct _X11XCBPrivate {
struct _XLockPtrs lock_fns;
xcb_connection_t *connection;
PendingRequest *pending_requests;
PendingRequest **pending_requests_tail;
xcb_generic_event_t *next_event;
const char *request_extra;
int request_extra_size;
char *partial_request;
int partial_request_offset;
char *reply_data;
int reply_length;
int reply_consumed;
enum XEventQueueOwner event_owner;
XID next_xid;
} _X11XCBPrivate;
/* xcb_disp.c */
int _XConnectXCB(Display *dpy, _Xconst char *display, char **fullnamep, int *screenp);
void _XFreeX11XCBStructure(Display *dpy);
/* xcb_lock.c */
int _XCBInitDisplayLock(Display *dpy);
void _XCBShutdownDisplayLock(Display *dpy);
/* _XGetXCBBuffer and _XPutXCBBuffer calls must be paired and must not
* be nested. */
void _XGetXCBBuffer(Display *dpy);
void _XPutXCBBuffer(Display *dpy);
#endif /* XXCBINT_H */
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