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authormarha <marha@users.sourceforge.net>2015-04-20 21:25:25 +0200
committermarha <marha@users.sourceforge.net>2015-04-20 21:25:25 +0200
commit4ba9be2882d9f1567809edb0a31fcdf11320d41f (patch)
treef796ab7a5044f9dd99aac7cb9a7c836857987635 /xorg-server/randr/rrmonitor.c
parent82c8df11062f72a7d467e26cedbbd8b322ff7a70 (diff)
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randrproto xkeyboard-config fontconfig libX11 libXdmcp libXmu pixman xkbcomp xserver mesa git update 20 Apr 2015
xserver commit b1029716e41e252f149b82124a149da180607c96 xkeyboard-config commit 7d00bcc2d9c3944bbdfcbe472ee3299729dc7687 libX11 commit 748d47e69f5c12d8557d56a8a8ec166588da7b93 libXdmcp commit b10f382e3aa2e86cd5a2bc27d6758da55f0ab1f6 xkbcomp commit 1ae525b3d236b59e6437b2b5433d460e18370973 pixman commit 58e21d3e45c5227c2ca9ac00cf044f22a7975180 randrproto commit 98da0d6e48b7d124d6788ea568e9f9e3dc204322 libXmu commit 4459e6940fe3fdf26a8d5d4c71989498bc400a62 fontconfig commit 07be485a0a84995ce69bf60e3b1bb22cb35f6b0e mesa commit c1485f4b7d044724b3dbc1011f3c3a8a53132010
Diffstat (limited to 'xorg-server/randr/rrmonitor.c')
-rw-r--r--xorg-server/randr/rrmonitor.c748
1 files changed, 748 insertions, 0 deletions
diff --git a/xorg-server/randr/rrmonitor.c b/xorg-server/randr/rrmonitor.c
new file mode 100644
index 000000000..fbdd352f6
--- /dev/null
+++ b/xorg-server/randr/rrmonitor.c
@@ -0,0 +1,748 @@
+/*
+ * Copyright © 2014 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.
+ */
+
+#include "randrstr.h"
+#include "swaprep.h"
+
+static Atom
+RRMonitorCrtcName(RRCrtcPtr crtc)
+{
+ char name[20];
+
+ if (crtc->numOutputs) {
+ RROutputPtr output = crtc->outputs[0];
+ return MakeAtom(output->name, output->nameLength, TRUE);
+ }
+ sprintf(name, "Monitor-%08x", crtc->id);
+ return MakeAtom(name, strlen(name), TRUE);
+}
+
+static Bool
+RRMonitorCrtcPrimary(RRCrtcPtr crtc)
+{
+ ScreenPtr screen = crtc->pScreen;
+ rrScrPrivPtr pScrPriv = rrGetScrPriv(screen);
+ int o;
+
+ for (o = 0; o < crtc->numOutputs; o++)
+ if (crtc->outputs[o] == pScrPriv->primaryOutput)
+ return TRUE;
+ return FALSE;
+}
+
+#define DEFAULT_PIXELS_PER_MM (96.0 / 25.4)
+
+static void
+RRMonitorGetCrtcGeometry(RRCrtcPtr crtc, RRMonitorGeometryPtr geometry)
+{
+ ScreenPtr screen = crtc->pScreen;
+ rrScrPrivPtr pScrPriv = rrGetScrPriv(screen);
+ BoxRec panned_area;
+
+ /* Check to see if crtc is panned and return the full area when applicable. */
+ if (pScrPriv && pScrPriv->rrGetPanning &&
+ pScrPriv->rrGetPanning(screen, crtc, &panned_area, NULL, NULL) &&
+ (panned_area.x2 > panned_area.x1) &&
+ (panned_area.y2 > panned_area.y1)) {
+ geometry->box = panned_area;
+ }
+ else {
+ int width, height;
+
+ RRCrtcGetScanoutSize(crtc, &width, &height);
+ geometry->box.x1 = crtc->x;
+ geometry->box.y1 = crtc->y;
+ geometry->box.x2 = geometry->box.x1 + width;
+ geometry->box.y2 = geometry->box.y1 + height;
+ }
+ if (crtc->numOutputs && crtc->outputs[0]->mmWidth && crtc->outputs[0]->mmHeight) {
+ RROutputPtr output = crtc->outputs[0];
+ geometry->mmWidth = output->mmWidth;
+ geometry->mmHeight = output->mmHeight;
+ } else {
+ geometry->mmWidth = floor ((geometry->box.x2 - geometry->box.x1) / DEFAULT_PIXELS_PER_MM + 0.5);
+ geometry->mmHeight = floor ((geometry->box.y2 - geometry->box.y1) / DEFAULT_PIXELS_PER_MM + 0.5);
+ }
+}
+
+static Bool
+RRMonitorSetFromServer(RRCrtcPtr crtc, RRMonitorPtr monitor)
+{
+ int o;
+
+ monitor->name = RRMonitorCrtcName(crtc);
+ monitor->pScreen = crtc->pScreen;
+ monitor->numOutputs = crtc->numOutputs;
+ monitor->outputs = calloc(crtc->numOutputs, sizeof(RRCrtc));
+ if (!monitor->outputs)
+ return FALSE;
+ for (o = 0; o < crtc->numOutputs; o++)
+ monitor->outputs[o] = crtc->outputs[o]->id;
+ monitor->primary = RRMonitorCrtcPrimary(crtc);
+ monitor->automatic = TRUE;
+ RRMonitorGetCrtcGeometry(crtc, &monitor->geometry);
+ return TRUE;
+}
+
+static Bool
+RRMonitorAutomaticGeometry(RRMonitorPtr monitor)
+{
+ return (monitor->geometry.box.x1 == 0 &&
+ monitor->geometry.box.y1 == 0 &&
+ monitor->geometry.box.x2 == 0 &&
+ monitor->geometry.box.y2 == 0);
+}
+
+static void
+RRMonitorGetGeometry(RRMonitorPtr monitor, RRMonitorGeometryPtr geometry)
+{
+ if (RRMonitorAutomaticGeometry(monitor) && monitor->numOutputs > 0) {
+ ScreenPtr screen = monitor->pScreen;
+ rrScrPrivPtr pScrPriv = rrGetScrPriv(screen);
+ RRMonitorGeometryRec first = { .box = { 0, 0, 0, 0 }, .mmWidth = 0, .mmHeight = 0 };
+ RRMonitorGeometryRec this;
+ int c, o, co;
+ int active_crtcs = 0;
+
+ *geometry = first;
+ for (o = 0; o < monitor->numOutputs; o++) {
+ RRCrtcPtr crtc = NULL;
+ Bool in_use = FALSE;
+
+ for (c = 0; !in_use && c < pScrPriv->numCrtcs; c++) {
+ crtc = pScrPriv->crtcs[c];
+ if (!crtc->mode)
+ continue;
+ for (co = 0; !in_use && co < crtc->numOutputs; co++)
+ if (monitor->outputs[o] == crtc->outputs[co]->id)
+ in_use = TRUE;
+ }
+
+ if (!in_use)
+ continue;
+
+ RRMonitorGetCrtcGeometry(crtc, &this);
+
+ if (active_crtcs == 0) {
+ first = this;
+ *geometry = this;
+ } else {
+ geometry->box.x1 = min(this.box.x1, geometry->box.x1);
+ geometry->box.x2 = max(this.box.x2, geometry->box.x2);
+ geometry->box.y1 = min(this.box.y1, geometry->box.y1);
+ geometry->box.y2 = max(this.box.y2, geometry->box.y2);
+ }
+ active_crtcs++;
+ }
+
+ /* Adjust physical sizes to account for total area */
+ if (active_crtcs > 1 && first.box.x2 != first.box.x1 && first.box.y2 != first.box.y1) {
+ geometry->mmWidth = (this.box.x2 - this.box.x1) / (first.box.x2 - first.box.x1) * first.mmWidth;
+ geometry->mmHeight = (this.box.y2 - this.box.y1) / (first.box.y2 - first.box.y1) * first.mmHeight;
+ }
+ } else {
+ *geometry = monitor->geometry;
+ }
+}
+
+static Bool
+RRMonitorSetFromClient(RRMonitorPtr client_monitor, RRMonitorPtr monitor)
+{
+ monitor->name = client_monitor->name;
+ monitor->pScreen = client_monitor->pScreen;
+ monitor->numOutputs = client_monitor->numOutputs;
+ monitor->outputs = calloc(client_monitor->numOutputs, sizeof (RROutput));
+ if (!monitor->outputs && client_monitor->numOutputs)
+ return FALSE;
+ memcpy(monitor->outputs, client_monitor->outputs, client_monitor->numOutputs * sizeof (RROutput));
+ monitor->primary = client_monitor->primary;
+ monitor->automatic = client_monitor->automatic;
+ RRMonitorGetGeometry(client_monitor, &monitor->geometry);
+ return TRUE;
+}
+
+typedef struct _rrMonitorList {
+ int num_client;
+ int num_server;
+ RRCrtcPtr *server_crtc;
+ int num_crtcs;
+ int client_primary;
+ int server_primary;
+} RRMonitorListRec, *RRMonitorListPtr;
+
+static Bool
+RRMonitorInitList(ScreenPtr screen, RRMonitorListPtr mon_list, Bool get_active)
+{
+ rrScrPrivPtr pScrPriv = rrGetScrPriv(screen);
+ int m, o, c, sc;
+ int numCrtcs;
+ ScreenPtr slave;
+
+ if (!RRGetInfo(screen, FALSE))
+ return FALSE;
+
+ /* Count the number of crtcs in this and any slave screens */
+ numCrtcs = pScrPriv->numCrtcs;
+ xorg_list_for_each_entry(slave, &screen->output_slave_list, output_head) {
+ rrScrPrivPtr pSlavePriv;
+ pSlavePriv = rrGetScrPriv(slave);
+ numCrtcs += pSlavePriv->numCrtcs;
+ }
+ mon_list->num_crtcs = numCrtcs;
+
+ mon_list->server_crtc = calloc(numCrtcs * 2, sizeof (RRCrtcPtr));
+ if (!mon_list->server_crtc)
+ return FALSE;
+
+ /* Collect pointers to all of the active crtcs */
+ c = 0;
+ for (sc = 0; sc < pScrPriv->numCrtcs; sc++, c++) {
+ if (pScrPriv->crtcs[sc]->mode != NULL)
+ mon_list->server_crtc[c] = pScrPriv->crtcs[sc];
+ }
+
+ xorg_list_for_each_entry(slave, &screen->output_slave_list, output_head) {
+ rrScrPrivPtr pSlavePriv;
+ pSlavePriv = rrGetScrPriv(slave);
+ for (sc = 0; sc < pSlavePriv->numCrtcs; sc++, c++) {
+ if (pSlavePriv->crtcs[sc]->mode != NULL)
+ mon_list->server_crtc[c] = pSlavePriv->crtcs[sc];
+ }
+ }
+
+ /* Walk the list of client-defined monitors, clearing the covered
+ * CRTCs from the full list and finding whether one of the
+ * monitors is primary
+ */
+ mon_list->num_client = pScrPriv->numMonitors;
+ mon_list->client_primary = -1;
+
+ for (m = 0; m < pScrPriv->numMonitors; m++) {
+ RRMonitorPtr monitor = pScrPriv->monitors[m];
+ if (get_active) {
+ RRMonitorGeometryRec geom;
+
+ RRMonitorGetGeometry(monitor, &geom);
+ if (geom.box.x2 - geom.box.x1 == 0 ||
+ geom.box.y2 - geom.box.y1 == 0) {
+ mon_list->num_client--;
+ continue;
+ }
+ }
+ if (monitor->primary && mon_list->client_primary == -1)
+ mon_list->client_primary = m;
+ for (o = 0; o < monitor->numOutputs; o++) {
+ for (c = 0; c < numCrtcs; c++) {
+ RRCrtcPtr crtc = mon_list->server_crtc[c];
+ if (crtc) {
+ int co;
+ for (co = 0; co < crtc->numOutputs; co++)
+ if (crtc->outputs[co]->id == monitor->outputs[o]) {
+ mon_list->server_crtc[c] = NULL;
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ /* Now look at the active CRTCs, and count
+ * those not covered by a client monitor, as well
+ * as finding whether one of them is marked primary
+ */
+ mon_list->num_server = 0;
+ mon_list->server_primary = -1;
+
+ for (c = 0; c < mon_list->num_crtcs; c++) {
+ RRCrtcPtr crtc = mon_list->server_crtc[c];
+
+ if (!crtc)
+ continue;
+
+ mon_list->num_server++;
+
+ if (RRMonitorCrtcPrimary(crtc) && mon_list->server_primary == -1)
+ mon_list->server_primary = c;
+ }
+ return TRUE;
+}
+
+static void
+RRMonitorFiniList(RRMonitorListPtr list)
+{
+ free(list->server_crtc);
+}
+
+/* Construct a complete list of protocol-visible monitors, including
+ * the manually generated ones as well as those generated
+ * automatically from the remaining CRCTs
+ */
+
+Bool
+RRMonitorMakeList(ScreenPtr screen, Bool get_active, RRMonitorPtr *monitors_ret, int *nmon_ret)
+{
+ rrScrPrivPtr pScrPriv = rrGetScrPriv(screen);
+ RRMonitorListRec list;
+ int m, c;
+ RRMonitorPtr mon, monitors;
+ Bool has_primary = FALSE;
+
+ if (!pScrPriv)
+ return FALSE;
+
+ if (!RRMonitorInitList(screen, &list, get_active))
+ return FALSE;
+
+ monitors = calloc(list.num_client + list.num_server, sizeof (RRMonitorRec));
+ if (!monitors) {
+ RRMonitorFiniList(&list);
+ return FALSE;
+ }
+
+ mon = monitors;
+
+ /* Fill in the primary monitor data first
+ */
+ if (list.client_primary >= 0) {
+ RRMonitorSetFromClient(pScrPriv->monitors[list.client_primary], mon);
+ mon++;
+ } else if (list.server_primary >= 0) {
+ RRMonitorSetFromServer(pScrPriv->crtcs[list.server_primary], mon);
+ mon++;
+ }
+
+ /* Fill in the client-defined monitors next
+ */
+ for (m = 0; m < pScrPriv->numMonitors; m++) {
+ if (m == list.client_primary)
+ continue;
+ if (get_active) {
+ RRMonitorGeometryRec geom;
+
+ RRMonitorGetGeometry(pScrPriv->monitors[m], &geom);
+ if (geom.box.x2 - geom.box.x1 == 0 ||
+ geom.box.y2 - geom.box.y1 == 0) {
+ continue;
+ }
+ }
+ RRMonitorSetFromClient(pScrPriv->monitors[m], mon);
+ if (has_primary)
+ mon->primary = FALSE;
+ else if (mon->primary)
+ has_primary = TRUE;
+ mon++;
+ }
+
+ /* And finish with the list of crtc-inspired monitors
+ */
+ for (c = 0; c < pScrPriv->numCrtcs; c++) {
+ RRCrtcPtr crtc = pScrPriv->crtcs[c];
+ if (c == list.server_primary && list.client_primary < 0)
+ continue;
+
+ if (!list.server_crtc[c])
+ continue;
+
+ RRMonitorSetFromServer(crtc, mon);
+ if (has_primary)
+ mon->primary = FALSE;
+ else if (mon->primary)
+ has_primary = TRUE;
+ mon++;
+ }
+
+ RRMonitorFiniList(&list);
+ *nmon_ret = list.num_client + list.num_server;
+ *monitors_ret = monitors;
+ return TRUE;
+}
+
+int
+RRMonitorCountList(ScreenPtr screen)
+{
+ RRMonitorListRec list;
+ int nmon;
+
+ if (!RRMonitorInitList(screen, &list, FALSE))
+ return -1;
+ nmon = list.num_client + list.num_server;
+ RRMonitorFiniList(&list);
+ return nmon;
+}
+
+static void
+RRMonitorFree(RRMonitorPtr monitor)
+{
+ free(monitor);
+}
+
+static RRMonitorPtr
+RRMonitorAlloc(int noutput)
+{
+ RRMonitorPtr monitor;
+
+ monitor = calloc(1, sizeof (RRMonitorRec) + noutput * sizeof (RROutput));
+ if (!monitor)
+ return NULL;
+ monitor->numOutputs = noutput;
+ monitor->outputs = (RROutput *) (monitor + 1);
+ return monitor;
+}
+
+static int
+RRMonitorDelete(ClientPtr client, ScreenPtr screen, Atom name)
+{
+ rrScrPrivPtr pScrPriv = rrGetScrPriv(screen);
+ int m;
+
+ if (!pScrPriv) {
+ client->errorValue = name;
+ return BadAtom;
+ }
+
+ for (m = 0; m < pScrPriv->numMonitors; m++) {
+ RRMonitorPtr monitor = pScrPriv->monitors[m];
+ if (monitor->name == name) {
+ memmove(pScrPriv->monitors + m, pScrPriv->monitors + m + 1,
+ (pScrPriv->numMonitors - (m + 1)) * sizeof (RRMonitorPtr));
+ --pScrPriv->numMonitors;
+ RRMonitorFree(monitor);
+ return Success;
+ }
+ }
+
+ client->errorValue = name;
+ return BadValue;
+}
+
+static Bool
+RRMonitorMatchesOutputName(ScreenPtr screen, Atom name)
+{
+ rrScrPrivPtr pScrPriv = rrGetScrPriv(screen);
+ int o;
+ const char *str = NameForAtom(name);
+ int len = strlen(str);
+
+ for (o = 0; o < pScrPriv->numOutputs; o++) {
+ RROutputPtr output = pScrPriv->outputs[o];
+
+ if (output->nameLength == len && !memcmp(output->name, str, len))
+ return TRUE;
+ }
+ return FALSE;
+}
+
+static int
+RRMonitorAdd(ClientPtr client, ScreenPtr screen, RRMonitorPtr monitor)
+{
+ rrScrPrivPtr pScrPriv = rrGetScrPriv(screen);
+ int m;
+ ScreenPtr slave;
+ RRMonitorPtr *monitors;
+
+ if (!pScrPriv)
+ return BadAlloc;
+
+ /* 'name' must not match the name of any Output on the screen, or
+ * a Value error results.
+ */
+
+ if (RRMonitorMatchesOutputName(screen, monitor->name)) {
+ client->errorValue = monitor->name;
+ return BadValue;
+ }
+
+ xorg_list_for_each_entry(slave, &screen->output_slave_list, output_head) {
+ if (RRMonitorMatchesOutputName(slave, monitor->name)) {
+ client->errorValue = monitor->name;
+ return BadValue;
+ }
+ }
+
+ /* 'name' must not match the name of any Monitor on the screen, or
+ * a Value error results.
+ */
+
+ for (m = 0; m < pScrPriv->numMonitors; m++) {
+ if (pScrPriv->monitors[m]->name == monitor->name) {
+ client->errorValue = monitor->name;
+ return BadValue;
+ }
+ }
+
+ /* Allocate space for the new pointer. This is done before
+ * removing matching monitors as it may fail, and the request
+ * needs to not have any side-effects on failure
+ */
+ if (pScrPriv->numMonitors)
+ monitors = realloc(pScrPriv->monitors,
+ (pScrPriv->numMonitors + 1) * sizeof (RRMonitorPtr));
+ else
+ monitors = malloc(sizeof (RRMonitorPtr));
+
+ if (!monitors)
+ return BadAlloc;
+
+ pScrPriv->monitors = monitors;
+
+ for (m = 0; m < pScrPriv->numMonitors; m++) {
+ RRMonitorPtr existing = pScrPriv->monitors[m];
+ int o, eo;
+
+ /* If 'name' matches an existing Monitor on the screen, the
+ * existing one will be deleted as if RRDeleteMonitor were called.
+ */
+ if (existing->name == monitor->name) {
+ (void) RRMonitorDelete(client, screen, existing->name);
+ continue;
+ }
+
+ /* For each output in 'info.outputs', each one is removed from all
+ * pre-existing Monitors. If removing the output causes the list
+ * of outputs for that Monitor to become empty, then that
+ * Monitor will be deleted as if RRDeleteMonitor were called.
+ */
+
+ for (eo = 0; eo < existing->numOutputs; eo++) {
+ for (o = 0; o < monitor->numOutputs; o++) {
+ if (monitor->outputs[o] == existing->outputs[eo]) {
+ memmove(existing->outputs + eo, existing->outputs + eo + 1,
+ (existing->numOutputs - (eo + 1)) * sizeof (RROutput));
+ --existing->numOutputs;
+ --eo;
+ break;
+ }
+ }
+ if (existing->numOutputs == 0) {
+ (void) RRMonitorDelete(client, screen, existing->name);
+ break;
+ }
+ }
+ if (monitor->primary)
+ existing->primary = FALSE;
+ }
+
+ /* Add the new one to the list
+ */
+ pScrPriv->monitors[pScrPriv->numMonitors++] = monitor;
+
+ return Success;
+}
+
+void
+RRMonitorFreeList(RRMonitorPtr monitors, int nmon)
+{
+ int m;
+
+ for (m = 0; m < nmon; m++)
+ free(monitors[m].outputs);
+ free(monitors);
+}
+
+void
+RRMonitorInit(ScreenPtr screen)
+{
+ rrScrPrivPtr pScrPriv = rrGetScrPriv(screen);
+
+ if (!pScrPriv)
+ return;
+
+ pScrPriv->numMonitors = 0;
+ pScrPriv->monitors = NULL;
+}
+
+void
+RRMonitorClose(ScreenPtr screen)
+{
+ rrScrPrivPtr pScrPriv = rrGetScrPriv(screen);
+ int m;
+
+ if (!pScrPriv)
+ return;
+
+ for (m = 0; m < pScrPriv->numMonitors; m++)
+ RRMonitorFree(pScrPriv->monitors[m]);
+ free(pScrPriv->monitors);
+ pScrPriv->monitors = NULL;
+ pScrPriv->numMonitors = 0;
+}
+
+static CARD32
+RRMonitorTimestamp(ScreenPtr screen)
+{
+ rrScrPrivPtr pScrPriv = rrGetScrPriv(screen);
+
+ /* XXX should take client monitor changes into account */
+ return pScrPriv->lastConfigTime.milliseconds;
+}
+
+int
+ProcRRGetMonitors(ClientPtr client)
+{
+ REQUEST(xRRGetMonitorsReq);
+ xRRGetMonitorsReply rep = {
+ .type = X_Reply,
+ .sequenceNumber = client->sequence,
+ .length = 0,
+ };
+ WindowPtr window;
+ ScreenPtr screen;
+ int r;
+ RRMonitorPtr monitors;
+ int nmonitors;
+ int noutputs;
+ int m;
+ Bool get_active;
+ REQUEST_SIZE_MATCH(xRRGetMonitorsReq);
+ r = dixLookupWindow(&window, stuff->window, client, DixGetAttrAccess);
+ if (r != Success)
+ return r;
+ screen = window->drawable.pScreen;
+
+ get_active = stuff->get_active;
+ if (!RRMonitorMakeList(screen, get_active, &monitors, &nmonitors))
+ return BadAlloc;
+
+ rep.timestamp = RRMonitorTimestamp(screen);
+
+ noutputs = 0;
+ for (m = 0; m < nmonitors; m++) {
+ rep.length += SIZEOF(xRRMonitorInfo) >> 2;
+ rep.length += monitors[m].numOutputs;
+ noutputs += monitors[m].numOutputs;
+ }
+
+ rep.nmonitors = nmonitors;
+ rep.noutputs = noutputs;
+
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber);
+ swapl(&rep.length);
+ swapl(&rep.timestamp);
+ swapl(&rep.nmonitors);
+ swapl(&rep.noutputs);
+ }
+ WriteToClient(client, sizeof(xRRGetMonitorsReply), &rep);
+
+ client->pSwapReplyFunc = (ReplySwapPtr) CopySwap32Write;
+
+ for (m = 0; m < nmonitors; m++) {
+ RRMonitorPtr monitor = &monitors[m];
+ xRRMonitorInfo info = {
+ .name = monitor->name,
+ .primary = monitor->primary,
+ .automatic = monitor->automatic,
+ .noutput = monitor->numOutputs,
+ .x = monitor->geometry.box.x1,
+ .y = monitor->geometry.box.y1,
+ .width = monitor->geometry.box.x2 - monitor->geometry.box.x1,
+ .height = monitor->geometry.box.y2 - monitor->geometry.box.y1,
+ .widthInMillimeters = monitor->geometry.mmWidth,
+ .heightInMillimeters = monitor->geometry.mmHeight,
+ };
+ if (client->swapped) {
+ swapl(&info.name);
+ swaps(&info.noutput);
+ swaps(&info.x);
+ swaps(&info.y);
+ swaps(&info.width);
+ swaps(&info.height);
+ swapl(&info.widthInMillimeters);
+ swapl(&info.heightInMillimeters);
+ }
+
+ WriteToClient(client, sizeof(xRRMonitorInfo), &info);
+ WriteSwappedDataToClient(client, monitor->numOutputs * sizeof (RROutput), monitor->outputs);
+ }
+
+ RRMonitorFreeList(monitors, nmonitors);
+
+ return Success;
+}
+
+int
+ProcRRSetMonitor(ClientPtr client)
+{
+ REQUEST(xRRSetMonitorReq);
+ WindowPtr window;
+ ScreenPtr screen;
+ RRMonitorPtr monitor;
+ int r;
+
+ REQUEST_AT_LEAST_SIZE(xRRSetMonitorReq);
+
+ if (stuff->monitor.noutput != stuff->length - (SIZEOF(xRRSetMonitorReq) >> 2))
+ return BadLength;
+
+ r = dixLookupWindow(&window, stuff->window, client, DixGetAttrAccess);
+ if (r != Success)
+ return r;
+ screen = window->drawable.pScreen;
+
+ if (!ValidAtom(stuff->monitor.name))
+ return BadAtom;
+
+ /* Allocate the new monitor */
+ monitor = RRMonitorAlloc(stuff->monitor.noutput);
+ if (!monitor)
+ return BadAlloc;
+
+ /* Fill in the bits from the request */
+ monitor->pScreen = screen;
+ monitor->name = stuff->monitor.name;
+ monitor->primary = stuff->monitor.primary;
+ monitor->automatic = FALSE;
+ memcpy(monitor->outputs, stuff + 1, stuff->monitor.noutput * sizeof (RROutput));
+ monitor->geometry.box.x1 = stuff->monitor.x;
+ monitor->geometry.box.y1 = stuff->monitor.y;
+ monitor->geometry.box.x2 = stuff->monitor.x + stuff->monitor.width;
+ monitor->geometry.box.y2 = stuff->monitor.y + stuff->monitor.height;
+ monitor->geometry.mmWidth = stuff->monitor.widthInMillimeters;
+ monitor->geometry.mmHeight = stuff->monitor.heightInMillimeters;
+
+ r = RRMonitorAdd(client, screen, monitor);
+ if (r != Success)
+ RRMonitorFree(monitor);
+ return r;
+}
+
+int
+ProcRRDeleteMonitor(ClientPtr client)
+{
+ REQUEST(xRRDeleteMonitorReq);
+ WindowPtr window;
+ ScreenPtr screen;
+ int r;
+
+ REQUEST_SIZE_MATCH(xRRDeleteMonitorReq);
+ r = dixLookupWindow(&window, stuff->window, client, DixGetAttrAccess);
+ if (r != Success)
+ return r;
+ screen = window->drawable.pScreen;
+
+ if (!ValidAtom(stuff->name)) {
+ client->errorValue = stuff->name;
+ return BadAtom;
+ }
+
+ return RRMonitorDelete(client, screen, stuff->name);
+}