Initial Present protocol specification

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 158 insertions, 0 deletions

diff --git a/presentproto.h b/presentproto.h
new file mode 100644
index 0000000..01fcb67
--- /dev/null
+++ b/presentproto.h
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+/*
+ * Copyright © 2013 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission.  The copyright holders make no representations
+ * about the suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#ifndef _PRESENT_PROTO_H_
+#define _PRESENT_PROTO_H_
+
+#include <X11/extensions/presenttokens.h>
+
+#define Region CARD32
+#define XSyncFence CARD32
+
+typedef struct {
+    CARD8   reqType;
+    CARD8   presentReqType;
+    CARD16  length B16;
+    CARD32  majorVersion B32;
+    CARD32  minorVersion B32;
+} xPresentQueryVersionReq;
+#define sz_xPresentQueryVersionReq   12
+
+typedef struct {
+    BYTE    type;   /* X_Reply */
+    BYTE    pad1;
+    CARD16  sequenceNumber B16;
+    CARD32  length B32;
+    CARD32  majorVersion B32;
+    CARD32  minorVersion B32;
+    CARD32  pad2 B32;
+    CARD32  pad3 B32;
+    CARD32  pad4 B32;
+    CARD32  pad5 B32;
+} xPresentQueryVersionReply;
+#define sz_xPresentQueryVersionReply	32
+
+typedef struct {
+    CARD8   reqType;
+    CARD8   presentReqType;
+    CARD16  length B16;
+    Window  window B32;
+    Pixmap  pixmap B32;
+    Region  valid B32;
+    Region  update B32;
+    INT16   x_off B16;
+    INT16   y_off B16;
+    CARD64  target_msc;
+    CARD64  divisor;
+    CARD64  remainder;
+    XSyncFence idle_fence B32;
+} xPresentRegionReq;
+#define sz_xPresentRegionReq	52
+
+typedef struct {
+    CARD8   reqType;
+    CARD8   presentReqType;
+    CARD16  length B16;
+    CARD32  eid B32;
+    CARD32  window B32;
+    CARD32  eventMask B32;
+} xPresentSelectInputReq;
+#define sz_xPresentSelectInputReq   12
+
+/*
+ * Events
+ *
+ * All Present events are X Generic Events
+ */
+
+typedef struct {
+    CARD8 type;
+    CARD8 extension;
+    CARD16 sequenceNumber B16;
+    CARD32 length;
+    CARD16 evtype B16;
+    CARD16 pad2;
+    CARD32 eid B32;
+    CARD32 window B32;
+    INT16  x B16;
+    INT16  y B16;
+    CARD16 width B16;
+    CARD16 height B16;
+    INT16  off_x B16;
+    INT16  off_y B16;
+
+    CARD16 pixmap_width B16;
+    CARD16 pixmap_height B16;
+    CARD32 pixmap_flags B32;
+} xPresentConfigureNotify;
+#define sz_xPresentConfigureNotify 40
+
+typedef struct {
+    CARD8 type;
+    CARD8 extension;
+    CARD16 sequenceNumber B16;
+    CARD32 length;
+    CARD16 evtype B16;
+    CARD16 pad2 B16;
+    CARD32 eid B32;
+    Window window B32;
+    CARD32 pad3 B32;
+    CARD64 ust;
+    CARD64 msc;
+    CARD64 sbc;
+} xPresentCompleteNotify;
+#define sz_xPresentCompleteNotify 48
+
+typedef struct {
+    CARD8 type;
+    CARD8 extension;
+    CARD16 sequenceNumber B16;
+    CARD32 length;
+    CARD16 evtype B16;
+    CARD16 pad2;
+    CARD32 eid B32;
+
+    Window event_window B32;
+    Window window B32;
+    Pixmap pixmap B32;
+    Region valid_region B32;
+
+    xRectangle valid_rect;
+    xRectangle update_rect;
+
+    Region update_region B32;
+    INT16 x_off B16;
+    INT16 y_off B16;
+    CARD64 target_msc;
+
+    CARD64 divisor;
+    CARD64 remainder;
+
+    XSyncFence idle_fence;
+} xPresentRedirectNotify;
+
+#define sz_xPresentRedirectNotify 84
+
+#undef Region
+#undef XSyncFence
+
+#endif