libxtrans fontconfig mesa xserver pixman xkbcomp git update 4 nov 2013

xserver          commit 33c85beed521c9db140cadd8c5aa9992398ee1fe
xkbcomp          commit e3e6e938535532bfad175c1635256ab7fb3ac943
pixman           commit 8cbc7da4e525c96a8e089e4c1baee75dc8315218
libxtrans        commit 1fb0fd555a16dd8fce4abc6d3fd22b315f46762a
fontconfig       commit 767108aa1327cf0156dfc6f024dbc8fb783ae067
mesa             commit 2f896627175384fd5943f21804700a155ba4e8a0

1 files changed, 330 insertions, 0 deletions

diff --git a/xorg-server/present/present_request.c b/xorg-server/present/present_request.c
new file mode 100644
index 000000000..095fa2daf
--- /dev/null
+++ b/xorg-server/present/present_request.c
@@ -0,0 +1,330 @@
+/*
+ * 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.
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include "present_priv.h"
+#include "randrstr.h"
+
+static int
+proc_present_query_version(ClientPtr client)
+{
+    REQUEST(xPresentQueryVersionReq);
+    xPresentQueryVersionReply rep = {
+        .type = X_Reply,
+        .sequenceNumber = client->sequence,
+        .length = 0,
+        .majorVersion = PRESENT_MAJOR,
+        .minorVersion = PRESENT_MINOR
+    };
+
+    REQUEST_SIZE_MATCH(xPresentQueryVersionReq);
+    (void) stuff;
+    if (client->swapped) {
+        swaps(&rep.sequenceNumber);
+        swapl(&rep.length);
+        swapl(&rep.majorVersion);
+        swapl(&rep.minorVersion);
+    }
+    WriteToClient(client, sizeof(rep), &rep);
+    return Success;
+}
+
+#define VERIFY_FENCE_OR_NONE(fence_ptr, fence_id, client, access) do {  \
+        if ((fence_id) == None)                                         \
+            (fence_ptr) = NULL;                                         \
+        else {                                                          \
+            int __rc__ = SyncVerifyFence(&fence_ptr, fence_id, client, access); \
+            if (__rc__ != Success)                                      \
+                return __rc__;                                          \
+        }                                                               \
+    } while (0)
+
+#define VERIFY_CRTC_OR_NONE(crtc_ptr, crtc_id, client, access) do {     \
+        if ((crtc_id) == None)                                          \
+            (crtc_ptr) = NULL;                                          \
+        else {                                                          \
+            VERIFY_RR_CRTC(crtc_id, crtc_ptr, access);                  \
+        }                                                               \
+    } while (0)
+
+static int
+proc_present_pixmap(ClientPtr client)
+{
+    REQUEST(xPresentPixmapReq);
+    WindowPtr           window;
+    PixmapPtr           pixmap;
+    RegionPtr           valid = NULL;
+    RegionPtr           update = NULL;
+    SyncFence           *wait_fence;
+    SyncFence           *idle_fence;
+    RRCrtcPtr           target_crtc;
+    int                 ret;
+    int                 nnotifies;
+    present_notify_ptr  notifies = NULL;
+
+    REQUEST_AT_LEAST_SIZE(xPresentPixmapReq);
+    ret = dixLookupWindow(&window, stuff->window, client, DixWriteAccess);
+    if (ret != Success)
+        return ret;
+    ret = dixLookupResourceByType((pointer *) &pixmap, stuff->pixmap, RT_PIXMAP, client, DixReadAccess);
+    if (ret != Success)
+        return ret;
+
+    if (window->drawable.depth != pixmap->drawable.depth)
+        return BadMatch;
+
+    VERIFY_REGION_OR_NONE(valid, stuff->valid, client, DixReadAccess);
+    VERIFY_REGION_OR_NONE(update, stuff->update, client, DixReadAccess);
+
+    VERIFY_CRTC_OR_NONE(target_crtc, stuff->target_crtc, client, DixReadAccess);
+
+    VERIFY_FENCE_OR_NONE(wait_fence, stuff->wait_fence, client, DixReadAccess);
+    VERIFY_FENCE_OR_NONE(idle_fence, stuff->idle_fence, client, DixWriteAccess);
+
+    if (stuff->options & ~(PresentAllOptions)) {
+        client->errorValue = stuff->options;
+        return BadValue;
+    }
+
+    /*
+     * Check to see if remainder is sane
+     */
+    if (stuff->divisor == 0) {
+        if (stuff->remainder != 0) {
+            client->errorValue = (CARD32) stuff->remainder;
+            return BadValue;
+        }
+    } else {
+        if (stuff->remainder >= stuff->divisor) {
+            client->errorValue = (CARD32) stuff->remainder;
+            return BadValue;
+        }
+    }
+
+    nnotifies = (client->req_len << 2) - sizeof (xPresentPixmapReq);
+    if (nnotifies % sizeof (xPresentNotify))
+        return BadLength;
+
+    nnotifies /= sizeof (xPresentNotify);
+    if (nnotifies) {
+        ret = present_create_notifies(client, nnotifies, (xPresentNotify *) (stuff + 1), &notifies);
+        if (ret != Success)
+            return ret;
+    }
+
+    ret = present_pixmap(window, pixmap, stuff->serial, valid, update,
+                         stuff->x_off, stuff->y_off, target_crtc,
+                         wait_fence, idle_fence, stuff->options,
+                         stuff->target_msc, stuff->divisor, stuff->remainder, notifies, nnotifies);
+    if (ret != Success)
+        present_destroy_notifies(notifies, nnotifies);
+    return ret;
+}
+
+static int
+proc_present_notify_msc(ClientPtr client)
+{
+    REQUEST(xPresentNotifyMSCReq);
+    WindowPtr   window;
+    int         rc;
+
+    REQUEST_SIZE_MATCH(xPresentNotifyMSCReq);
+    rc = dixLookupWindow(&window, stuff->window, client, DixReadAccess);
+    if (rc != Success)
+        return rc;
+
+    /*
+     * Check to see if remainder is sane
+     */
+    if (stuff->divisor == 0) {
+        if (stuff->remainder != 0) {
+            client->errorValue = (CARD32) stuff->remainder;
+            return BadValue;
+        }
+    } else {
+        if (stuff->remainder >= stuff->divisor) {
+            client->errorValue = (CARD32) stuff->remainder;
+            return BadValue;
+        }
+    }
+
+    return present_notify_msc(window, stuff->serial,
+                              stuff->target_msc, stuff->divisor, stuff->remainder);
+}
+
+static int
+proc_present_select_input (ClientPtr client)
+{
+    REQUEST(xPresentSelectInputReq);
+    WindowPtr window;
+    int rc;
+
+    REQUEST_SIZE_MATCH(xPresentSelectInputReq);
+
+    LEGAL_NEW_RESOURCE(stuff->eid, client);
+
+    rc = dixLookupWindow(&window, stuff->window, client, DixGetAttrAccess);
+    if (rc != Success)
+        return rc;
+
+    if (stuff->eventMask & ~PresentAllEvents) {
+        client->errorValue = stuff->eventMask;
+        return BadValue;
+    }
+    return present_select_input(client, stuff->eid, window, stuff->eventMask);
+}
+
+static int
+proc_present_query_capabilities (ClientPtr client)
+{
+    REQUEST(xPresentQueryCapabilitiesReq);
+    xPresentQueryCapabilitiesReply rep = {
+        .type = X_Reply,
+        .sequenceNumber = client->sequence,
+        .length = 0,
+    };
+    WindowPtr   window;
+    RRCrtcPtr   crtc = NULL;
+    int         r;
+
+    r = dixLookupWindow(&window, stuff->target, client, DixGetAttrAccess);
+    switch (r) {
+    case Success:
+        crtc = present_get_crtc(window);
+        break;
+    case BadWindow:
+        VERIFY_RR_CRTC(stuff->target, crtc, DixGetAttrAccess);
+        break;
+    default:
+        return r;
+    }
+
+    rep.capabilities = present_query_capabilities(crtc);
+
+    if (client->swapped) {
+        swaps(&rep.sequenceNumber);
+        swapl(&rep.length);
+        swapl(&rep.capabilities);
+    }
+    WriteToClient(client, sizeof(rep), &rep);
+    return Success;
+}
+
+int (*proc_present_vector[PresentNumberRequests]) (ClientPtr) = {
+    proc_present_query_version,            /* 0 */
+    proc_present_pixmap,                   /* 1 */
+    proc_present_notify_msc,               /* 2 */
+    proc_present_select_input,             /* 3 */
+    proc_present_query_capabilities,       /* 4 */
+};
+
+int
+proc_present_dispatch(ClientPtr client)
+{
+    REQUEST(xReq);
+    if (stuff->data >= PresentNumberRequests || !proc_present_vector[stuff->data])
+        return BadRequest;
+    return (*proc_present_vector[stuff->data]) (client);
+}
+
+static int
+sproc_present_query_version(ClientPtr client)
+{
+    REQUEST(xPresentQueryVersionReq);
+
+    swaps(&stuff->length);
+    swapl(&stuff->majorVersion);
+    swapl(&stuff->minorVersion);
+    return (*proc_present_vector[stuff->presentReqType]) (client);
+}
+
+static int
+sproc_present_pixmap(ClientPtr client)
+{
+    REQUEST(xPresentPixmapReq);
+
+    swaps(&stuff->length);
+    swapl(&stuff->window);
+    swapl(&stuff->pixmap);
+    swapl(&stuff->valid);
+    swapl(&stuff->update);
+    swaps(&stuff->x_off);
+    swaps(&stuff->y_off);
+    swapll(&stuff->target_msc);
+    swapll(&stuff->divisor);
+    swapll(&stuff->remainder);
+    swapl(&stuff->idle_fence);
+    return (*proc_present_vector[stuff->presentReqType]) (client);
+}
+
+static int
+sproc_present_notify_msc(ClientPtr client)
+{
+    REQUEST(xPresentNotifyMSCReq);
+
+    swaps(&stuff->length);
+    swapl(&stuff->window);
+    swapll(&stuff->target_msc);
+    swapll(&stuff->divisor);
+    swapll(&stuff->remainder);
+    return (*proc_present_vector[stuff->presentReqType]) (client);
+}
+
+static int
+sproc_present_select_input (ClientPtr client)
+{
+    REQUEST(xPresentSelectInputReq);
+
+    swaps(&stuff->length);
+    swapl(&stuff->window);
+    swapl(&stuff->eventMask);
+    return (*proc_present_vector[stuff->presentReqType]) (client);
+}
+
+static int
+sproc_present_query_capabilities (ClientPtr client)
+{
+    REQUEST(xPresentQueryCapabilitiesReq);
+    swaps(&stuff->length);
+    swapl(&stuff->target);
+    return (*proc_present_vector[stuff->presentReqType]) (client);
+}
+
+int (*sproc_present_vector[PresentNumberRequests]) (ClientPtr) = {
+    sproc_present_query_version,           /* 0 */
+    sproc_present_pixmap,                  /* 1 */
+    sproc_present_notify_msc,              /* 2 */
+    sproc_present_select_input,            /* 3 */
+    sproc_present_query_capabilities,      /* 4 */
+};
+
+int
+sproc_present_dispatch(ClientPtr client)
+{
+    REQUEST(xReq);
+    if (stuff->data >= PresentNumberRequests || !sproc_present_vector[stuff->data])
+        return BadRequest;
+    return (*sproc_present_vector[stuff->data]) (client);
+}