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-rw-r--r--nx-X11/lib/Xrandr/Xrandr.c744
1 files changed, 0 insertions, 744 deletions
diff --git a/nx-X11/lib/Xrandr/Xrandr.c b/nx-X11/lib/Xrandr/Xrandr.c
deleted file mode 100644
index 32537b403..000000000
--- a/nx-X11/lib/Xrandr/Xrandr.c
+++ /dev/null
@@ -1,744 +0,0 @@
-/*
- * $XFree86: xc/lib/Xrandr/Xrandr.c,v 1.13tsi Exp $
- *
- * Copyright © 2000 Compaq Computer Corporation, Inc.
- * Copyright © 2002 Hewlett Packard Company, Inc.
- *
- * 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 Compaq or HP not be used in advertising
- * or publicity pertaining to distribution of the software without specific,
- * written prior permission. HP makes no representations about the
- * suitability of this software for any purpose. It is provided "as is"
- * without express or implied warranty.
- *
- * HP DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL COMPAQ
- * 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.
- *
- * Author: Jim Gettys, HP Labs, HP.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <stdio.h>
-#include <X11/Xlib.h>
-/* we need to be able to manipulate the Display structure on events */
-#include <X11/Xlibint.h>
-#include <X11/extensions/render.h>
-#include <X11/extensions/Xrender.h>
-#include "Xrandrint.h"
-
-XExtensionInfo XRRExtensionInfo;
-char XRRExtensionName[] = RANDR_NAME;
-
-static Bool XRRWireToEvent(Display *dpy, XEvent *event, xEvent *wire);
-static Status XRREventToWire(Display *dpy, XEvent *event, xEvent *wire);
-
-static XRRScreenConfiguration *_XRRGetScreenInfo (Display *dpy, Window window);
-
-static int
-XRRCloseDisplay (Display *dpy, XExtCodes *codes);
-
-static /* const */ XExtensionHooks rr_extension_hooks = {
- NULL, /* create_gc */
- NULL, /* copy_gc */
- NULL, /* flush_gc */
- NULL, /* free_gc */
- NULL, /* create_font */
- NULL, /* free_font */
- XRRCloseDisplay, /* close_display */
- XRRWireToEvent, /* wire_to_event */
- XRREventToWire, /* event_to_wire */
- NULL, /* error */
- NULL, /* error_string */
-};
-
-static Bool XRRWireToEvent(Display *dpy, XEvent *event, xEvent *wire)
-{
- XExtDisplayInfo *info = XRRFindDisplay(dpy);
- XRRScreenChangeNotifyEvent *aevent;
- xRRScreenChangeNotifyEvent *awire;
-
- RRCheckExtension(dpy, info, False);
-
- switch ((wire->u.u.type & 0x7F) - info->codes->first_event)
- {
- case RRScreenChangeNotify:
- awire = (xRRScreenChangeNotifyEvent *) wire;
- aevent = (XRRScreenChangeNotifyEvent *) event;
- aevent->type = awire->type & 0x7F;
- aevent->serial = _XSetLastRequestRead(dpy,
- (xGenericReply *) wire);
- aevent->send_event = (awire->type & 0x80) != 0;
- aevent->display = dpy;
- aevent->window = awire->window;
- aevent->root = awire->root;
- aevent->timestamp = awire->timestamp;
- aevent->config_timestamp = awire->configTimestamp;
- aevent->size_index = awire->sizeID;
- aevent->subpixel_order = awire->subpixelOrder;
- aevent->rotation = awire->rotation;
- aevent->width = awire->widthInPixels;
- aevent->height = awire->heightInPixels;
- aevent->mwidth = awire->widthInMillimeters;
- aevent->mheight = awire->heightInMillimeters;
- return True;
- }
-
- return False;
-}
-
-static Status XRREventToWire(Display *dpy, XEvent *event, xEvent *wire)
-{
- XExtDisplayInfo *info = XRRFindDisplay(dpy);
- XRRScreenChangeNotifyEvent *aevent;
- xRRScreenChangeNotifyEvent *awire;
-
- RRCheckExtension(dpy, info, False);
-
- switch ((event->type & 0x7F) - info->codes->first_event)
- {
- case RRScreenChangeNotify:
- awire = (xRRScreenChangeNotifyEvent *) wire;
- aevent = (XRRScreenChangeNotifyEvent *) event;
- awire->type = aevent->type | (aevent->send_event ? 0x80 : 0);
- awire->rotation = (CARD8) aevent->rotation;
- awire->sequenceNumber = aevent->serial & 0xFFFF;
- awire->timestamp = aevent->timestamp;
- awire->configTimestamp = aevent->config_timestamp;
- awire->root = aevent->root;
- awire->window = aevent->window;
- awire->sizeID = aevent->size_index;
- awire->subpixelOrder = aevent->subpixel_order;
- awire->widthInPixels = aevent->width;
- awire->heightInPixels = aevent->height;
- awire->widthInMillimeters = aevent->mwidth;
- awire->heightInMillimeters = aevent->mheight;
- return True;
- }
- return False;
-}
-
-XExtDisplayInfo *
-XRRFindDisplay (Display *dpy)
-{
- XExtDisplayInfo *dpyinfo;
- XRandRInfo *xrri;
- int i, numscreens;
-
- dpyinfo = XextFindDisplay (&XRRExtensionInfo, dpy);
- if (!dpyinfo) {
- dpyinfo = XextAddDisplay (&XRRExtensionInfo, dpy,
- XRRExtensionName,
- &rr_extension_hooks,
- RRNumberEvents, 0);
- numscreens = ScreenCount(dpy);
- xrri = Xmalloc (sizeof(XRandRInfo) +
- sizeof(char *) * numscreens);
- xrri->config = (XRRScreenConfiguration **)(xrri + 1);
- for(i = 0; i < numscreens; i++)
- xrri->config[i] = NULL;
- xrri->major_version = -1;
- dpyinfo->data = (char *) xrri;
- }
- return dpyinfo;
-}
-
-static int
-XRRCloseDisplay (Display *dpy, XExtCodes *codes)
-{
- int i;
- XRRScreenConfiguration **configs;
- XExtDisplayInfo *info = XRRFindDisplay (dpy);
- XRandRInfo *xrri;
-
- LockDisplay(dpy);
- /*
- * free cached data
- */
- if (XextHasExtension(info)) {
- xrri = (XRandRInfo *) info->data;
- if (xrri) {
- configs = xrri->config;
-
- for (i = 0; i < ScreenCount(dpy); i++) {
- if (configs[i] != NULL) XFree (configs[i]);
- }
- XFree (xrri);
- }
- }
- UnlockDisplay(dpy);
- return XextRemoveDisplay (&XRRExtensionInfo, dpy);
-}
-
-
-Rotation XRRConfigRotations(XRRScreenConfiguration *config, Rotation *current_rotation)
-{
- *current_rotation = config->current_rotation;
- return config->rotations;
-}
-
-XRRScreenSize *XRRConfigSizes(XRRScreenConfiguration *config, int *nsizes)
-{
- *nsizes = config->nsizes;
- return config->sizes;
-}
-
-short *XRRConfigRates (XRRScreenConfiguration *config, int sizeID, int *nrates)
-{
- short *r = config->rates;
- int nents = config->nrates;
-
- /* Skip over the intervening rate lists */
- while (sizeID > 0 && nents > 0)
- {
- int i = (*r + 1);
- r += i;
- nents -= i;
- sizeID--;
- }
- if (!nents)
- {
- *nrates = 0;
- return 0;
- }
- *nrates = (int) *r;
- return r + 1;
-}
-
-Time XRRConfigTimes (XRRScreenConfiguration *config, Time *config_timestamp)
-{
- *config_timestamp = config->config_timestamp;
- return config->timestamp;
-}
-
-
-SizeID XRRConfigCurrentConfiguration (XRRScreenConfiguration *config,
- Rotation *rotation)
-{
- *rotation = (Rotation) config->current_rotation;
- return (SizeID) config->current_size;
-}
-
-short XRRConfigCurrentRate (XRRScreenConfiguration *config)
-{
- return config->current_rate;
-}
-
-/*
- * Go get the screen configuration data and salt it away for future use;
- * returns NULL if extension not supported
- */
-static XRRScreenConfiguration *_XRRValidateCache (Display *dpy, int screen)
-{
- XExtDisplayInfo *info = XRRFindDisplay (dpy);
- XRRScreenConfiguration **configs;
- XRandRInfo *xrri;
-
- if (XextHasExtension(info)) {
- xrri = (XRandRInfo *) info->data;
- configs = xrri->config;
-
- if (configs[screen] == NULL)
- configs[screen] = _XRRGetScreenInfo (dpy, RootWindow(dpy, screen));
- return configs[screen];
- } else {
- return NULL;
- }
-}
-
-/* given a screen, return the information from the (possibly) cached data */
-Rotation XRRRotations(Display *dpy, int screen, Rotation *current_rotation)
-{
- XRRScreenConfiguration *config;
- Rotation cr;
- LockDisplay(dpy);
- if ((config = _XRRValidateCache(dpy, screen))) {
- *current_rotation = config->current_rotation;
- cr = config->rotations;
- UnlockDisplay(dpy);
- return cr;
- }
- else {
- UnlockDisplay(dpy);
- *current_rotation = RR_Rotate_0;
- return 0; /* no rotations supported */
- }
-}
-
-/* given a screen, return the information from the (possibly) cached data */
-XRRScreenSize *XRRSizes(Display *dpy, int screen, int *nsizes)
-{
- XRRScreenConfiguration *config;
- XRRScreenSize *sizes;
-
- LockDisplay(dpy);
- if ((config = _XRRValidateCache(dpy, screen))) {
- *nsizes = config->nsizes;
- sizes = config->sizes;
- UnlockDisplay(dpy);
- return sizes;
- }
- else {
- UnlockDisplay(dpy);
- *nsizes = 0;
- return NULL;
- }
-}
-
-short *XRRRates (Display *dpy, int screen, int sizeID, int *nrates)
-{
- XRRScreenConfiguration *config;
- short *rates;
-
- LockDisplay(dpy);
- if ((config = _XRRValidateCache(dpy, screen))) {
- rates = XRRConfigRates (config, sizeID, nrates);
- UnlockDisplay(dpy);
- return rates;
- }
- else {
- UnlockDisplay(dpy);
- *nrates = 0;
- return NULL;
- }
-}
-
-/* given a screen, return the information from the (possibly) cached data */
-Time XRRTimes (Display *dpy, int screen, Time *config_timestamp)
-{
- XRRScreenConfiguration *config;
- Time ts;
-
- LockDisplay(dpy);
- if ((config = _XRRValidateCache(dpy, screen))) {
- *config_timestamp = config->config_timestamp;
- ts = config->timestamp;
- UnlockDisplay(dpy);
- return ts;
- } else {
- UnlockDisplay(dpy);
- return CurrentTime;
- }
-}
-
-int XRRRootToScreen(Display *dpy, Window root)
-{
- int snum;
- for (snum = 0; snum < ScreenCount(dpy); snum++) {
- if (RootWindow(dpy, snum) == root) return snum;
- }
- return -1;
-}
-
-
-Bool XRRQueryExtension (Display *dpy, int *event_basep, int *error_basep)
-{
- XExtDisplayInfo *info = XRRFindDisplay (dpy);
-
- if (XextHasExtension(info)) {
- *event_basep = info->codes->first_event;
- *error_basep = info->codes->first_error;
- return True;
- } else {
- return False;
- }
-}
-
-static Bool
-_XRRHasRates (int major, int minor)
-{
- return major > 1 || (major == 1 && minor >= 1);
-}
-
-Status XRRQueryVersion (Display *dpy,
- int *major_versionp,
- int *minor_versionp)
-{
- XExtDisplayInfo *info = XRRFindDisplay (dpy);
- xRRQueryVersionReply rep;
- xRRQueryVersionReq *req;
- XRandRInfo *xrri;
-
- RRCheckExtension (dpy, info, 0);
-
- xrri = (XRandRInfo *) info->data;
-
- /*
- * only get the version information from the server if we don't have it already
- */
- if (xrri->major_version == -1) {
- LockDisplay (dpy);
- GetReq (RRQueryVersion, req);
- req->reqType = info->codes->major_opcode;
- req->randrReqType = X_RRQueryVersion;
- req->majorVersion = RANDR_MAJOR;
- req->minorVersion = RANDR_MINOR;
- if (!_XReply (dpy, (xReply *) &rep, 0, xTrue)) {
- UnlockDisplay (dpy);
- SyncHandle ();
- return 0;
- }
- xrri->major_version = rep.majorVersion;
- xrri->minor_version = rep.minorVersion;
- xrri->has_rates = _XRRHasRates (xrri->major_version, xrri->minor_version);
- }
- *major_versionp = xrri->major_version;
- *minor_versionp = xrri->minor_version;
- UnlockDisplay (dpy);
- SyncHandle ();
- return 1;
-}
-
-typedef struct _randrVersionState {
- unsigned long version_seq;
- Bool error;
- int major_version;
- int minor_version;
-} _XRRVersionState;
-
-static Bool
-_XRRVersionHandler (Display *dpy,
- xReply *rep,
- char *buf,
- int len,
- XPointer data)
-{
- xRRQueryVersionReply replbuf;
- xRRQueryVersionReply *repl;
- _XRRVersionState *state = (_XRRVersionState *) data;
-
- if (dpy->last_request_read != state->version_seq)
- return False;
- if (rep->generic.type == X_Error)
- {
- state->error = True;
- return False;
- }
- repl = (xRRQueryVersionReply *)
- _XGetAsyncReply(dpy, (char *)&replbuf, rep, buf, len,
- (SIZEOF(xRRQueryVersionReply) - SIZEOF(xReply)) >> 2,
- True);
- state->major_version = repl->majorVersion;
- state->minor_version = repl->minorVersion;
- return True;
-}
-/* need a version that does not hold the display lock */
-static XRRScreenConfiguration *_XRRGetScreenInfo (Display *dpy, Window window)
-{
- XExtDisplayInfo *info = XRRFindDisplay(dpy);
- xRRGetScreenInfoReply rep;
- xRRGetScreenInfoReq *req;
- _XAsyncHandler async;
- _XRRVersionState async_state;
- int nbytes, nbytesRead, rbytes;
- int i;
- xScreenSizes size;
- struct _XRRScreenConfiguration *scp;
- XRRScreenSize *ssp;
- short *rates;
- xRRQueryVersionReq *vreq;
- XRandRInfo *xrri;
- Bool getting_version = False;
-
- RRCheckExtension (dpy, info, 0);
-
- xrri = (XRandRInfo *) info->data;
-
- if (xrri->major_version == -1)
- {
- /* hide a version query in the request */
- GetReq (RRQueryVersion, vreq);
- vreq->reqType = info->codes->major_opcode;
- vreq->randrReqType = X_RRQueryVersion;
- vreq->majorVersion = RANDR_MAJOR;
- vreq->minorVersion = RANDR_MINOR;
-
- async_state.version_seq = dpy->request;
- async_state.error = False;
- async.next = dpy->async_handlers;
- async.handler = _XRRVersionHandler;
- async.data = (XPointer) &async_state;
- dpy->async_handlers = &async;
-
- getting_version = True;
- }
-
- GetReq (RRGetScreenInfo, req);
- req->reqType = info->codes->major_opcode;
- req->randrReqType = X_RRGetScreenInfo;
- req->window = window;
-
- if (!_XReply (dpy, (xReply *) &rep, 0, xFalse))
- {
- if (getting_version)
- DeqAsyncHandler (dpy, &async);
- SyncHandle ();
- return NULL;
- }
- if (getting_version)
- {
- DeqAsyncHandler (dpy, &async);
- if (async_state.error)
- {
- SyncHandle();
- }
- xrri->major_version = async_state.major_version;
- xrri->minor_version = async_state.minor_version;
- xrri->has_rates = _XRRHasRates (xrri->minor_version, xrri->major_version);
- }
-
- /*
- * Make the reply compatible with v1.1
- */
- if (!xrri->has_rates)
- {
- rep.rate = 0;
- rep.nrateEnts = 0;
- }
-
- nbytes = (long) rep.length << 2;
-
- nbytesRead = (long) (rep.nSizes * SIZEOF (xScreenSizes) +
- ((rep.nrateEnts + 1)& ~1) * 2 /* SIZEOF (CARD16) */);
-
- /*
- * first we must compute how much space to allocate for
- * randr library's use; we'll allocate the structures in a single
- * allocation, on cleanlyness grounds.
- */
-
- rbytes = sizeof (XRRScreenConfiguration) +
- (rep.nSizes * sizeof (XRRScreenSize) +
- rep.nrateEnts * sizeof (int));
-
- scp = (struct _XRRScreenConfiguration *) Xmalloc(rbytes);
- if (scp == NULL) {
- _XEatData (dpy, (unsigned long) nbytes);
- SyncHandle ();
- return NULL;
- }
-
-
- ssp = (XRRScreenSize *)(scp + 1);
- rates = (short *) (ssp + rep.nSizes);
-
- /* set up the screen configuration structure */
- scp->screen =
- ScreenOfDisplay (dpy, XRRRootToScreen(dpy, rep.root));
-
- scp->sizes = ssp;
- scp->rates = rates;
- scp->rotations = rep.setOfRotations;
- scp->current_size = rep.sizeID;
- scp->current_rate = rep.rate;
- scp->current_rotation = rep.rotation;
- scp->timestamp = rep.timestamp;
- scp->config_timestamp = rep.configTimestamp;
- scp->nsizes = rep.nSizes;
- scp->nrates = rep.nrateEnts;
-
- /*
- * Time to unpack the data from the server.
- */
-
- /*
- * First the size information
- */
- for (i = 0; i < rep.nSizes; i++) {
- _XReadPad (dpy, (char *) &size, SIZEOF (xScreenSizes));
-
- ssp[i].width = size.widthInPixels;
- ssp[i].height = size.heightInPixels;
- ssp[i].mwidth = size.widthInMillimeters;
- ssp[i].mheight = size.heightInMillimeters;
- }
- /*
- * And the rates
- */
- _XRead16Pad (dpy, rates, 2 /* SIZEOF (CARD16) */ * rep.nrateEnts);
-
- /*
- * Skip any extra data
- */
- if (nbytes > nbytesRead)
- _XEatData (dpy, (unsigned long) (nbytes - nbytesRead));
-
- return (XRRScreenConfiguration *)(scp);
-}
-
-XRRScreenConfiguration *XRRGetScreenInfo (Display *dpy, Window window)
-{
- XRRScreenConfiguration *config;
- XRRFindDisplay(dpy);
- LockDisplay (dpy);
- config = _XRRGetScreenInfo(dpy, window);
- UnlockDisplay (dpy);
- SyncHandle ();
- return config;
-}
-
-
-void XRRFreeScreenConfigInfo (XRRScreenConfiguration *config)
-{
- Xfree (config);
-}
-
-
-/*
- * in protocol version 0.1, routine added to allow selecting for new events.
- */
-
-void XRRSelectInput (Display *dpy, Window window, int mask)
-{
- XExtDisplayInfo *info = XRRFindDisplay (dpy);
- xRRSelectInputReq *req;
-
- RRSimpleCheckExtension (dpy, info);
-
- LockDisplay (dpy);
- GetReq (RRSelectInput, req);
- req->reqType = info->codes->major_opcode;
- req->randrReqType = X_RRSelectInput;
- req->window = window;
- req->enable = 0;
- if (mask) req->enable = mask;
- UnlockDisplay (dpy);
- SyncHandle ();
- return;
-}
-
-Status XRRSetScreenConfigAndRate (Display *dpy,
- XRRScreenConfiguration *config,
- Drawable draw,
- int size_index,
- Rotation rotation,
- short rate,
- Time timestamp)
-{
- XExtDisplayInfo *info = XRRFindDisplay (dpy);
- xRRSetScreenConfigReply rep;
- XRandRInfo *xrri;
- int major, minor;
-
- RRCheckExtension (dpy, info, 0);
-
- /* Make sure has_rates is set */
- if (!XRRQueryVersion (dpy, &major, &minor))
- return 0;
-
- LockDisplay (dpy);
- xrri = (XRandRInfo *) info->data;
- if (xrri->has_rates)
- {
- xRRSetScreenConfigReq *req;
- GetReq (RRSetScreenConfig, req);
- req->reqType = info->codes->major_opcode;
- req->randrReqType = X_RRSetScreenConfig;
- req->drawable = draw;
- req->sizeID = size_index;
- req->rotation = rotation;
- req->timestamp = timestamp;
- req->configTimestamp = config->config_timestamp;
- req->rate = rate;
- }
- else
- {
- xRR1_0SetScreenConfigReq *req;
- GetReq (RR1_0SetScreenConfig, req);
- req->reqType = info->codes->major_opcode;
- req->randrReqType = X_RRSetScreenConfig;
- req->drawable = draw;
- req->sizeID = size_index;
- req->rotation = rotation;
- req->timestamp = timestamp;
- req->configTimestamp = config->config_timestamp;
- }
-
- (void) _XReply (dpy, (xReply *) &rep, 0, xTrue);
-
- if (rep.status == RRSetConfigSuccess) {
- /* if we succeed, set our view of reality to what we set it to */
- config->config_timestamp = rep.newConfigTimestamp;
- config->timestamp = rep.newTimestamp;
- config->screen = ScreenOfDisplay (dpy, XRRRootToScreen(dpy, rep.root));
- config->current_size = size_index;
- config->current_rotation = rotation;
- }
- UnlockDisplay (dpy);
- SyncHandle ();
- return(rep.status);
-}
-
-Status XRRSetScreenConfig (Display *dpy,
- XRRScreenConfiguration *config,
- Drawable draw,
- int size_index,
- Rotation rotation, Time timestamp)
-{
- return XRRSetScreenConfigAndRate (dpy, config, draw, size_index,
- rotation, 0, timestamp);
-}
-
-int XRRUpdateConfiguration(XEvent *event)
-{
- XRRScreenChangeNotifyEvent *scevent;
- XConfigureEvent *rcevent;
- Display *dpy = event->xany.display;
- XExtDisplayInfo *info;
- XRandRInfo *xrri;
- int snum;
-
- /* first, see if it is a vanilla configure notify event */
- if (event->type == ConfigureNotify) {
- rcevent = (XConfigureEvent *) event;
- snum = XRRRootToScreen(dpy, rcevent->window);
- dpy->screens[snum].width = rcevent->width;
- dpy->screens[snum].height = rcevent->height;
- return 1;
- }
-
- info = XRRFindDisplay(dpy);
- RRCheckExtension (dpy, info, 0);
-
- switch (event->type - info->codes->first_event) {
- case RRScreenChangeNotify:
- scevent = (XRRScreenChangeNotifyEvent *) event;
- snum = XRRRootToScreen(dpy,
- ((XRRScreenChangeNotifyEvent *) event)->root);
- if (scevent->rotation & (RR_Rotate_90 | RR_Rotate_270)) {
- dpy->screens[snum].width = scevent->height;
- dpy->screens[snum].height = scevent->width;
- dpy->screens[snum].mwidth = scevent->mheight;
- dpy->screens[snum].mheight = scevent->mwidth;
- } else {
- dpy->screens[snum].width = scevent->width;
- dpy->screens[snum].height = scevent->height;
- dpy->screens[snum].mwidth = scevent->mwidth;
- dpy->screens[snum].mheight = scevent->mheight;
- }
- XRenderSetSubpixelOrder (dpy, snum, scevent->subpixel_order);
- break;
- default:
- return 0;
- }
- xrri = (XRandRInfo *) info->data;
- /*
- * so the next time someone wants some data, it will be fetched;
- * it might be better to force the round trip immediately, but
- * I dislike pounding the server simultaneously when not necessary
- */
- if (xrri->config[snum] != NULL) {
- XFree (xrri->config[snum]);
- xrri->config[snum] = NULL;
- }
- return 1;
-}