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Split out 1.0-style info and new property routines to their own files.

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This commit is contained in:
Keith Packard 2006-09-19 22:48:54 -07:00
parent 07112adb08
commit ef1f3248cb
9 changed files with 1385 additions and 1435 deletions
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2
randr/Makefile.am
View File

@ -12,7 +12,9 @@ librandr_la_SOURCES = \
randrstr.h \
rrcrtc.c \
rrdispatch.c \
rrinfo.c \
rrmode.c \
rroutput.c \
rrproperty.c \
rrscreen.c \
rrsdispatch.c

12
randr/mirandr.c
View File

@ -108,11 +108,13 @@ miRandRInit (ScreenPtr pScreen)
output = RROutputCreate (pScreen, "screen", 6, NULL);
if (!output)
return FALSE;
if (!RROutputSet (output,
NULL, 0, /* clones */
&mode, 1, /* modes */
&crtc, 1, /* crtcs */
RR_Connected))
if (!RROutputSetClones (output, NULL, 0))
return FALSE;
if (!RROutputSetModes (output, &mode, 1))
return FALSE;
if (!RROutputSetCrtcs (output, &crtc, 1))
return FALSE;
if (!RROutputSetConnection (output, RR_Connected))
return FALSE;
RRCrtcNotify (crtc, mode, 0, 0, RR_Rotate_0, 1, &output);
#endif

394
randr/randr.c
View File

@ -198,7 +198,9 @@ Bool RRScreenInit(ScreenPtr pScreen)
pScrPriv->maxHeight = pScrPriv->minHeight = pScreen->height;
#if RANDR_12_INTERFACE
pScrPriv->rrCrtcSet = 0;
pScrPriv->rrScreenSizeSet = NULL;
pScrPriv->rrCrtcSet = NULL;
pScrPriv->rrCrtcSetGamma = NULL;
#endif
#if RANDR_10_INTERFACE
pScrPriv->rrSetConfig = 0;
@ -400,196 +402,6 @@ RRFirstOutput (ScreenPtr pScreen)
return NULL;
}
#ifdef RANDR_10_INTERFACE
static RRModePtr
RROldModeAdd (RROutputPtr output, RRScreenSizePtr size, int refresh)
{
ScreenPtr pScreen = output->pScreen;
rrScrPriv(pScreen);
xRRModeInfo modeInfo;
char name[100];
RRModePtr mode;
int i;
RRModePtr *modes;
memset (&modeInfo, '\0', sizeof (modeInfo));
sprintf (name, "%dx%d", size->width, size->height);
modeInfo.width = size->width;
modeInfo.height = size->height;
modeInfo.mmWidth = size->mmWidth;
modeInfo.mmHeight = size->mmHeight;
modeInfo.hTotal = size->width;
modeInfo.vTotal = size->height;
modeInfo.dotClock = ((CARD32) size->width * (CARD32) size->width *
(CARD32) refresh);
modeInfo.nameLength = strlen (name);
mode = RRModeGet (pScreen, &modeInfo, name);
if (!mode)
return NULL;
for (i = 0; i < output->numModes; i++)
if (output->modes[i] == mode)
{
RRModeDestroy (mode);
return mode;
}
if (output->numModes)
modes = xrealloc (output->modes,
(output->numModes + 1) * sizeof (RRModePtr));
else
modes = xalloc (sizeof (RRModePtr));
if (!modes)
{
RRModeDestroy (mode);
FreeResource (mode->mode.id, 0);
return NULL;
}
modes[output->numModes++] = mode;
output->modes = modes;
output->changed = TRUE;
pScrPriv->changed = TRUE;
return mode;
}
static void
RRScanOldConfig (ScreenPtr pScreen, Rotation rotations)
{
rrScrPriv(pScreen);
RROutputPtr output;
RRCrtcPtr crtc;
RRModePtr mode, newMode = NULL;
int i;
CARD16 minWidth = MAXSHORT, minHeight = MAXSHORT;
CARD16 maxWidth = 0, maxHeight = 0;
/*
* First time through, create a crtc and output and hook
* them together
*/
if (pScrPriv->numOutputs == 0 &&
pScrPriv->numCrtcs == 0)
{
crtc = RRCrtcCreate (pScreen, NULL);
if (!crtc)
return;
output = RROutputCreate (pScreen, "default", 7, NULL);
if (!output)
return;
RROutputSetCrtcs (output, &crtc, 1);
RROutputSetCrtc (output, crtc);
RROutputSetConnection (output, RR_Connected);
#ifdef RENDER
RROutputSetSubpixelOrder (output, PictureGetSubpixelOrder (pScreen));
#endif
}
output = RRFirstOutput (pScreen);
if (!output)
return;
crtc = output->crtc;
/* check rotations */
if (rotations != crtc->rotations)
{
crtc->rotations = rotations;
crtc->changed = TRUE;
pScrPriv->changed = TRUE;
}
/* regenerate mode list */
for (i = 0; i < pScrPriv->nSizes; i++)
{
RRScreenSizePtr size = &pScrPriv->pSizes[i];
int r;
if (size->nRates)
{
for (r = 0; r < size->nRates; r++)
{
mode = RROldModeAdd (output, size, size->pRates[r].rate);
if (i == pScrPriv->size &&
size->pRates[r].rate == pScrPriv->rate)
{
newMode = mode;
}
}
xfree (size->pRates);
}
else
{
mode = RROldModeAdd (output, size, 0);
if (i == pScrPriv->size)
newMode = mode;
}
}
if (pScrPriv->nSizes)
xfree (pScrPriv->pSizes);
pScrPriv->pSizes = NULL;
pScrPriv->nSizes = 0;
/* find size bounds */
for (i = 0; i < output->numModes; i++)
{
RRModePtr mode = output->modes[i];
CARD16 width = mode->mode.width;
CARD16 height = mode->mode.height;
if (width < minWidth) minWidth = width;
if (width > maxWidth) maxWidth = width;
if (height < minHeight) minHeight = height;
if (height > maxHeight) maxHeight = height;
}
if (minWidth != pScrPriv->minWidth) {
pScrPriv->minWidth = minWidth; pScrPriv->changed = TRUE;
}
if (maxWidth != pScrPriv->maxWidth) {
pScrPriv->maxWidth = maxWidth; pScrPriv->changed = TRUE;
}
if (minHeight != pScrPriv->minHeight) {
pScrPriv->minHeight = minHeight; pScrPriv->changed = TRUE;
}
if (maxHeight != pScrPriv->maxHeight) {
pScrPriv->maxHeight = maxHeight; pScrPriv->changed = TRUE;
}
/* notice current mode */
if (newMode)
RRCrtcNotify (output->crtc, newMode, 0, 0, pScrPriv->rotation,
1, &output);
}
#endif
/*
* Poll the driver for changed information
*/
Bool
RRGetInfo (ScreenPtr pScreen)
{
rrScrPriv (pScreen);
Rotation rotations;
int i;
for (i = 0; i < pScrPriv->numOutputs; i++)
pScrPriv->outputs[i]->changed = FALSE;
for (i = 0; i < pScrPriv->numCrtcs; i++)
pScrPriv->crtcs[i]->changed = FALSE;
rotations = 0;
pScrPriv->changed = FALSE;
if (!(*pScrPriv->rrGetInfo) (pScreen, &rotations))
return FALSE;
#if RANDR_10_INTERFACE
if (pScrPriv->nSizes)
RRScanOldConfig (pScreen, rotations);
#endif
RRTellChanged (pScreen);
return TRUE;
}
CARD16
RRVerticalRefresh (xRRModeInfo *mode)
{
@ -602,83 +414,6 @@ RRVerticalRefresh (xRRModeInfo *mode)
return (CARD16) refresh;
}
#if 0
int
RRSetScreenConfig (ScreenPtr pScreen,
Rotation rotation,
int rate,
RRScreenSizePtr pSize)
{
rrScrPrivPtr pScrPriv;
RRMonitorPtr pMonitor;
short oldWidth, oldHeight;
RRModePtr pMode;
int status;
pScrPriv = rrGetScrPriv(pScreen);
if (!pScrPriv)
return BadImplementation;
pMonitor = pScrPriv->pMonitors;
if (!pMonitor)
return BadImplementation;
oldWidth = pScreen->width;
oldHeight = pScreen->height;
if (!RRGetInfo (pScreen))
return BadAlloc;
/*
* Validate requested rotation
*/
/* test the rotation bits only! */
switch (rotation & 0xf) {
case RR_Rotate_0:
case RR_Rotate_90:
case RR_Rotate_180:
case RR_Rotate_270:
break;
default:
/*
* Invalid rotation
*/
return BadValue;
}
if ((~pScrPriv->rotations) & rotation)
{
/*
* requested rotation or reflection not supported by screen
*/
return BadMatch;
}
for (pMode = pMonitor->pModes; pMode; pMode = pMode->next)
{
if (pMode->mode.width == pSize->width &&
pMode->mode.height == pSize->height &&
pMode->mode.widthInMillimeters == pSize->mmWidth &&
pMode->mode.heightInMillimeters == pSize->mmHeight &&
(RRVerticalRefresh (&pMode->mode) == rate || rate == 0))
{
break;
}
}
if (!pMode)
return BadValue;
status = RRMonitorSetMode (pScreen, pMonitor, pMode, 0, 0,
rotation, currentTime);
if (status != RRSetConfigSuccess)
return BadImplementation;
return Success;
}
#endif
static int
ProcRRDispatch (ClientPtr client)
{
@ -697,126 +432,3 @@ SProcRRDispatch (ClientPtr client)
return (*SProcRandrVector[stuff->data]) (client);
}
#if RANDR_12_INTERFACE
/*
* Register the range of sizes for the screen
*/
void
RRScreenSetSizeRange (ScreenPtr pScreen,
CARD16 minWidth,
CARD16 minHeight,
CARD16 maxWidth,
CARD16 maxHeight)
{
rrScrPriv (pScreen);
if (!pScrPriv)
return;
pScrPriv->minWidth = minWidth;
pScrPriv->minHeight = minHeight;
pScrPriv->maxWidth = maxWidth;
pScrPriv->maxHeight = maxHeight;
}
#endif
#ifdef RANDR_10_INTERFACE
static Bool
RRScreenSizeMatches (RRScreenSizePtr a,
RRScreenSizePtr b)
{
if (a->width != b->width)
return FALSE;
if (a->height != b->height)
return FALSE;
if (a->mmWidth != b->mmWidth)
return FALSE;
if (a->mmHeight != b->mmHeight)
return FALSE;
return TRUE;
}
RRScreenSizePtr
RRRegisterSize (ScreenPtr pScreen,
short width,
short height,
short mmWidth,
short mmHeight)
{
rrScrPriv (pScreen);
int i;
RRScreenSize tmp;
RRScreenSizePtr pNew;
if (!pScrPriv)
return 0;
tmp.id = 0;
tmp.width = width;
tmp.height= height;
tmp.mmWidth = mmWidth;
tmp.mmHeight = mmHeight;
tmp.pRates = 0;
tmp.nRates = 0;
for (i = 0; i < pScrPriv->nSizes; i++)
if (RRScreenSizeMatches (&tmp, &pScrPriv->pSizes[i]))
return &pScrPriv->pSizes[i];
pNew = xrealloc (pScrPriv->pSizes,
(pScrPriv->nSizes + 1) * sizeof (RRScreenSize));
if (!pNew)
return 0;
pNew[pScrPriv->nSizes++] = tmp;
pScrPriv->pSizes = pNew;
return &pNew[pScrPriv->nSizes-1];
}
Bool RRRegisterRate (ScreenPtr pScreen,
RRScreenSizePtr pSize,
int rate)
{
rrScrPriv(pScreen);
int i;
RRScreenRatePtr pNew, pRate;
if (!pScrPriv)
return FALSE;
for (i = 0; i < pSize->nRates; i++)
if (pSize->pRates[i].rate == rate)
return TRUE;
pNew = xrealloc (pSize->pRates,
(pSize->nRates + 1) * sizeof (RRScreenRate));
if (!pNew)
return FALSE;
pRate = &pNew[pSize->nRates++];
pRate->rate = rate;
pSize->pRates = pNew;
return TRUE;
}
Rotation
RRGetRotation(ScreenPtr pScreen)
{
RROutputPtr output = RRFirstOutput (pScreen);
if (!output)
return RR_Rotate_0;
return output->crtc->rotation;
}
void
RRSetCurrentConfig (ScreenPtr pScreen,
Rotation rotation,
int rate,
RRScreenSizePtr pSize)
{
rrScrPriv (pScreen);
if (!pScrPriv)
return;
pScrPriv->size = pSize - pScrPriv->pSizes;
pScrPriv->rotation = rotation;
pScrPriv->rate = rate;
}
#endif

128
randr/randrstr.h
View File

@ -53,7 +53,7 @@
/* required for ABI compatibility for now */
#define RANDR_10_INTERFACE 1
/* #define RANDR_12_INTERFACE 1 */
#define RANDR_12_INTERFACE 1
typedef XID RRMode;
typedef XID RROutput;
@ -89,6 +89,10 @@ struct _rrCrtc {
Bool changed;
int numOutputs;
RROutputPtr *outputs;
int gammaSize;
CARD16 *gammaRed;
CARD16 *gammaBlue;
CARD16 *gammaGreen;
void *devPrivate;
};
@ -107,11 +111,12 @@ struct _rrOutput {
int numModes;
RRModePtr *modes;
Bool changed;
PropertyPtr properties;
void *devPrivate;
};
#if RANDR_12_INTERFACE
typedef Bool (*RRScreentSizeSetProcPtr) (ScreenPtr pScreen,
typedef Bool (*RRScreenSetSizeProcPtr) (ScreenPtr pScreen,
CARD16 width,
CARD16 height,
CARD32 mmWidth,
@ -125,6 +130,10 @@ typedef Bool (*RRCrtcSetProcPtr) (ScreenPtr pScreen,
Rotation rotation,
int numOutputs,
RROutputPtr *outputs);
typedef Bool (*RRCrtcSetGammaProcPtr) (ScreenPtr pScreen,
RRCrtcPtr crtc);
#endif
typedef Bool (*RRGetInfoProcPtr) (ScreenPtr pScreen, Rotation *rotations);
@ -167,6 +176,7 @@ typedef struct _rrScrPriv {
#if RANDR_12_INTERFACE
RRScreenSetSizeProcPtr rrScreenSizeSet;
RRCrtcSetProcPtr rrCrtcSet;
RRCrtcSetGammaProcPtr rrCrtcSetGamma;
#endif
/*
@ -245,6 +255,16 @@ extern RESTYPE RRClientType, RREventType; /* resource types for event masks */
extern int RRClientPrivateIndex;
extern RESTYPE RRCrtcType, RRModeType, RROutputType;
#define LookupOutput(client,id,a) ((RROutputPtr) \
(SecurityLookupIDByType (client, id, \
RROutputType, a)))
#define LookupCrtc(client,id,a) ((RRCrtcPtr) \
(SecurityLookupIDByType (client, id, \
RRCrtcType, a)))
#define LookupMode(client,id,a) ((RRModePtr) \
(SecurityLookupIDByType (client, id, \
RRModeType, a)))
#define GetRRClient(pClient) ((RRClientPtr) (pClient)->devPrivates[RRClientPrivateIndex].ptr)
#define rrClientPriv(pClient) RRClientPtr pRRClient = GetRRClient(pClient)
@ -283,6 +303,24 @@ RRScreenSizeSet (ScreenPtr pScreen,
CARD32 mmWidth,
CARD32 mmHeight);
/*
* screen dispatch
*/
int
ProcRRGetScreenSizeRange (ClientPtr client);
int
ProcRRSetScreenSize (ClientPtr client);
int
ProcRRGetScreenResources (ClientPtr client);
int
ProcRRSetScreenConfig (ClientPtr client);
int
ProcRRGetScreenInfo (ClientPtr client);
/*
* Deliver a ScreenNotify event
*/
@ -413,6 +451,33 @@ RRCrtcSet (RRCrtcPtr crtc,
int numOutput,
RROutputPtr *outputs);
/*
* Request that the Crtc gamma be changed
*/
Bool
RRCrtcGammaSet (RRCrtcPtr crtc,
CARD16 *red,
CARD16 *green,
CARD16 *blue);
/*
* Notify the extension that the Crtc gamma has been changed
* The driver calls this whenever it has changed the gamma values
* in the RRCrtcRec
*/
Bool
RRCrtcGammaNotify (RRCrtcPtr crtc);
/*
* Set the size of the gamma table at server startup time
*/
Bool
RRCrtcGammaSetSize (RRCrtcPtr crtc,
int size);
/*
* Destroy a Crtc at shutdown
*/
@ -425,6 +490,25 @@ RRCrtcDestroy (RRCrtcPtr crtc);
Bool
RRCrtcInit (void);
/*
* Crtc dispatch
*/
int
ProcRRGetCrtcInfo (ClientPtr client);
int
ProcRRSetCrtcConfig (ClientPtr client);
int
ProcRRGetCrtcGammaSize (ClientPtr client);
int
ProcRRGetCrtcGamma (ClientPtr client);
int
ProcRRSetCrtcGamma (ClientPtr client);
/* rrdispatch.c */
Bool
RRClientKnowsRates (ClientPtr pClient);
@ -452,6 +536,18 @@ RRModeDestroy (RRModePtr mode);
Bool
RRModeInit (void);
int
ProcRRCreateMode (ClientPtr client);
int
ProcRRDestroyMode (ClientPtr client);
int
ProcRRAddOutputMode (ClientPtr client);
int
ProcRRDeleteOutputMode (ClientPtr client);
/* rroutput.c */
/*
* Create an output
@ -498,10 +594,38 @@ RRDeliverOutputEvent(ClientPtr client, WindowPtr pWin, RROutputPtr output);
void
RROutputDestroy (RROutputPtr output);
int
ProcRRGetOutputInfo (ClientPtr client);
/*
* Initialize output type
*/
Bool
RROutputInit (void);
/* rrproperty.c */
void
RRDeleteAllOutputProperties (RROutputPtr output);
void
RRDeleteOutputProperty (RROutputPtr output, Atom property);
int
RRChangeOutputProperty (RROutputPtr output, Atom property, Atom type,
int format, int mode, unsigned long len,
pointer value, Bool sendevent);
int
ProcRRChangeOutputProperty (ClientPtr client);
int
ProcRRGetOutputProperty (ClientPtr client);
int
ProcRRListOutputProperties (ClientPtr client);
int
ProcRRDeleteOutputProperty (ClientPtr client);
#endif /* _RANDRSTR_H_ */

461
randr/rrcrtc.c
View File

@ -21,6 +21,7 @@
*/
#include "randrstr.h"
#include "swaprep.h"
RESTYPE RRCrtcType;
@ -57,6 +58,8 @@ RRCrtcCreate (ScreenPtr pScreen,
crtc->rotations = RR_Rotate_0;
crtc->outputs = NULL;
crtc->numOutputs = 0;
crtc->gammaSize = 0;
crtc->gammaRed = crtc->gammaBlue = crtc->gammaGreen = NULL;
crtc->changed = TRUE;
crtc->devPrivate = devPrivate;
@ -241,10 +244,74 @@ RRCrtcDestroyResource (pointer value, XID pid)
break;
}
}
free (value);
if (crtc->gammaRed)
xfree (crtc->gammaRed);
xfree (value);
return 1;
}
/*
* Request that the Crtc gamma be changed
*/
Bool
RRCrtcGammaSet (RRCrtcPtr crtc,
CARD16 *red,
CARD16 *green,
CARD16 *blue)
{
Bool ret = TRUE;
#if RANDR_12_INTERFACE
ScreenPtr pScreen = crtc->pScreen;
rrScrPriv(pScreen);
#endif
memcpy (crtc->gammaRed, red, crtc->gammaSize * sizeof (CARD16));
memcpy (crtc->gammaGreen, green, crtc->gammaSize * sizeof (CARD16));
memcpy (crtc->gammaBlue, blue, crtc->gammaSize * sizeof (CARD16));
#if RANDR_12_INTERFACE
if (pScrPriv->rrCrtcSetGamma)
ret = (*pScrPriv->rrCrtcSetGamma) (pScreen, crtc);
#endif
return ret;
}
/*
* Notify the extension that the Crtc gamma has been changed
* The driver calls this whenever it has changed the gamma values
* in the RRCrtcRec
*/
Bool
RRCrtcGammaNotify (RRCrtcPtr crtc)
{
return TRUE; /* not much going on here */
}
/*
* Set the size of the gamma table at server startup time
*/
Bool
RRCrtcGammaSetSize (RRCrtcPtr crtc,
int size)
{
CARD16 *gamma;
if (size == crtc->gammaSize)
return TRUE;
gamma = xalloc (size * 3 * sizeof (CARD16));
if (!gamma)
return FALSE;
if (crtc->gammaRed)
xfree (crtc->gammaRed);
crtc->gammaRed = gamma;
crtc->gammaGreen = gamma + size;
crtc->gammaBlue = gamma + size*2;
crtc->gammaSize = size;
return TRUE;
}
/*
* Initialize crtc type
*/
@ -259,3 +326,395 @@ RRCrtcInit (void)
#endif
return TRUE;
}
int
ProcRRGetCrtcInfo (ClientPtr client)
{
REQUEST(xRRGetCrtcInfoReq);;
xRRGetCrtcInfoReply rep;
RRCrtcPtr crtc;
CARD8 *extra;
unsigned long extraLen;
ScreenPtr pScreen;
rrScrPrivPtr pScrPriv;
RRModePtr mode;
RROutput *outputs;
RROutput *possible;
int i, j, k, n;
REQUEST_SIZE_MATCH(xRRGetCrtcInfoReq);
crtc = LookupCrtc(client, stuff->crtc, SecurityReadAccess);
if (!crtc)
return RRErrorBase + BadRRCrtc;
pScreen = crtc->pScreen;
pScrPriv = rrGetScrPriv(pScreen);
mode = crtc->mode;
rep.type = X_Reply;
rep.status = RRSetConfigSuccess;
rep.sequenceNumber = client->sequence;
rep.length = 0;
rep.timestamp = pScrPriv->lastSetTime.milliseconds;
rep.x = crtc->x;
rep.y = crtc->y;
rep.width = mode ? mode->mode.width : 0;
rep.height = mode ? mode->mode.height : 0;
rep.mode = mode->mode.id;
rep.rotation = crtc->rotation;
rep.rotations = crtc->rotations;
rep.nOutput = crtc->numOutputs;
k = 0;
for (i = 0; i < pScrPriv->numOutputs; i++)
for (j = 0; j < pScrPriv->outputs[i]->numCrtcs; j++)
if (pScrPriv->outputs[i]->crtcs[j] == crtc)
k++;
rep.nPossibleOutput = k;
rep.length = rep.nOutput + rep.nPossibleOutput;
extraLen = rep.length << 2;
extra = xalloc (extraLen);
if (!extra)
return BadAlloc;
outputs = (RROutput *) extra;
possible = (RROutput *) (outputs + rep.nOutput);
for (i = 0; i < crtc->numOutputs; i++)
{
outputs[i] = crtc->outputs[i]->id;
if (client->swapped)
swapl (&outputs[i], n);
}
k = 0;
for (i = 0; i < pScrPriv->numOutputs; i++)
for (j = 0; j < pScrPriv->outputs[i]->numCrtcs; j++)
if (pScrPriv->outputs[i]->crtcs[j] == crtc)
{
possible[k] = pScrPriv->outputs[i]->id;
if (client->swapped)
swapl (&possible[k], n);
k++;
}
if (client->swapped) {
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
swapl(&rep.timestamp, n);
swaps(&rep.x, n);
swaps(&rep.y, n);
swaps(&rep.width, n);
swaps(&rep.height, n);
swapl(&rep.mode, n);
swaps(&rep.rotation, n);
swaps(&rep.rotations, n);
swaps(&rep.nOutput, n);
swaps(&rep.nPossibleOutput, n);
}
WriteToClient(client, sizeof(xRRGetCrtcInfoReply), (char *)&rep);
if (extraLen)
{
WriteToClient (client, extraLen, (char *) extra);
xfree (extra);
}
return client->noClientException;
}
int
ProcRRSetCrtcConfig (ClientPtr client)
{
REQUEST(xRRSetCrtcConfigReq);
xRRSetCrtcConfigReply rep;
ScreenPtr pScreen;
rrScrPrivPtr pScrPriv;
RRCrtcPtr crtc;
RRModePtr mode;
int numOutputs;
RROutputPtr *outputs = NULL;
RROutput *outputIds;
TimeStamp configTime;
TimeStamp time;
Rotation rotation;
int i, j;
REQUEST_AT_LEAST_SIZE(xRRSetCrtcConfigReq);
numOutputs = stuff->length - (SIZEOF (xRRSetCrtcConfigReq) >> 2);
crtc = LookupIDByType (stuff->crtc, RRCrtcType);
if (!crtc)
{
client->errorValue = stuff->crtc;
return RRErrorBase + BadRRCrtc;
}
if (stuff->mode == None)
{
mode = NULL;
if (numOutputs > 0)
return BadMatch;
}
else
{
mode = LookupIDByType (stuff->mode, RRModeType);
if (!mode)
{
client->errorValue = stuff->mode;
return RRErrorBase + BadRRMode;
}
if (numOutputs == 0)
return BadMatch;
}
outputs = xalloc (numOutputs * sizeof (RROutputPtr));
if (!outputs)
return BadAlloc;
outputIds = (RROutput *) (stuff + 1);
for (i = 0; i < numOutputs; i++)
{
outputs[i] = LookupIDByType (outputIds[i], RROutputType);
if (!outputs[i])
{
client->errorValue = outputIds[i];
if (outputs)
xfree (outputs);
return RRErrorBase + BadRROutput;
}
/* validate crtc for this output */
for (j = 0; j < outputs[i]->numCrtcs; j++)
if (outputs[i]->crtcs[j] == crtc)
break;
if (j == outputs[j]->numCrtcs)
{
if (outputs)
xfree (outputs);
return BadMatch;
}
/* validate mode for this output */
for (j = 0; j < outputs[i]->numModes; j++)
if (outputs[i]->modes[j] == mode)
break;
if (j == outputs[i]->numModes)
{
if (outputs)
xfree (outputs);
return BadMatch;
}
}
pScreen = crtc->pScreen;
pScrPriv = rrGetScrPriv(pScreen);
if (!RRGetInfo (pScreen))
{
if (outputs)
xfree (outputs);
return BadAlloc;
}
time = ClientTimeToServerTime(stuff->timestamp);
configTime = ClientTimeToServerTime(stuff->configTimestamp);
if (!pScrPriv)
{
time = currentTime;
rep.status = RRSetConfigFailed;
goto sendReply;
}
/*
* if the client's config timestamp is not the same as the last config
* timestamp, then the config information isn't up-to-date and
* can't even be validated
*/
if (CompareTimeStamps (configTime, pScrPriv->lastConfigTime) != 0)
{
rep.status = RRSetConfigInvalidConfigTime;
goto sendReply;
}
/*
* Validate requested rotation
*/
rotation = (Rotation) stuff->rotation;
/* test the rotation bits only! */
switch (rotation & 0xf) {
case RR_Rotate_0:
case RR_Rotate_90:
case RR_Rotate_180:
case RR_Rotate_270:
break;
default:
/*
* Invalid rotation
*/
client->errorValue = stuff->rotation;
if (outputs)
xfree (outputs);
return BadValue;
}
if ((~crtc->rotations) & rotation)
{
/*
* requested rotation or reflection not supported by screen
*/
client->errorValue = stuff->rotation;
if (outputs)
xfree (outputs);
return BadMatch;
}
#ifdef RANDR_12_INTERFACE
/*
* Check screen size bounds if the DDX provides a 1.2 interface
* for setting screen size. Else, assume the CrtcSet sets
* the size along with the mode
*/
if (pScrPriv->rrScreenSizeSet)
{
if (stuff->x + mode->mode.width > pScreen->width)
{
client->errorValue = stuff->x;
if (outputs)
xfree (outputs);
return BadValue;
}
if (stuff->y + mode->mode.height > pScreen->height)
{
client->errorValue = stuff->y;
if (outputs)
xfree (outputs);
return BadValue;
}
}
#endif
/*
* Make sure the requested set-time is not older than
* the last set-time
*/
if (CompareTimeStamps (time, pScrPriv->lastSetTime) < 0)
{
rep.status = RRSetConfigInvalidTime;
goto sendReply;
}
rep.status = RRCrtcSet (crtc, mode, stuff->x, stuff->y,
rotation, numOutputs, outputs);
sendReply:
if (outputs)
xfree (outputs);
rep.type = X_Reply;
/* rep.status has already been filled in */
rep.length = 0;
rep.sequenceNumber = client->sequence;
rep.newTimestamp = pScrPriv->lastConfigTime.milliseconds;
if (client->swapped)
{
int n;
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
swapl(&rep.newTimestamp, n);
}
WriteToClient(client, sizeof(xRRSetCrtcConfigReply), (char *)&rep);
return client->noClientException;
}
int
ProcRRGetCrtcGammaSize (ClientPtr client)
{
REQUEST(xRRGetCrtcGammaSizeReq);
xRRGetCrtcGammaSizeReply reply;
RRCrtcPtr crtc;
int n;
REQUEST_SIZE_MATCH(xRRGetCrtcGammaSizeReq);
crtc = LookupCrtc (client, stuff->crtc, SecurityReadAccess);
if (!crtc)
return RRErrorBase + BadRRCrtc;
reply.type = X_Reply;
reply.sequenceNumber = client->sequence;
reply.length = 0;
reply.size = crtc->gammaSize;
if (client->swapped) {
swaps (&reply.sequenceNumber, n);
swapl (&reply.length, n);
swaps (&reply.size, n);
}
WriteToClient (client, sizeof (xRRGetCrtcGammaSizeReply), (char *) &reply);
return client->noClientException;
}
int
ProcRRGetCrtcGamma (ClientPtr client)
{
REQUEST(xRRGetCrtcGammaReq);
xRRGetCrtcGammaReply reply;
RRCrtcPtr crtc;
int n;
unsigned long len;
REQUEST_SIZE_MATCH(xRRGetCrtcGammaReq);
crtc = LookupCrtc (client, stuff->crtc, SecurityReadAccess);
if (!crtc)
return RRErrorBase + BadRRCrtc;
len = crtc->gammaSize * 3 * 2;
reply.type = X_Reply;
reply.sequenceNumber = client->sequence;
reply.length = (len + 3) >> 2;
reply.size = crtc->gammaSize;
if (client->swapped) {
swaps (&reply.sequenceNumber, n);
swapl (&reply.length, n);
swaps (&reply.size, n);
}
WriteToClient (client, sizeof (xRRGetCrtcGammaReply), (char *) &reply);
if (crtc->gammaSize)
{
client->pSwapReplyFunc = (ReplySwapPtr)CopySwap16Write;
WriteSwappedDataToClient (client, len, (char *) crtc->gammaRed);
}
return client->noClientException;
}
int
ProcRRSetCrtcGamma (ClientPtr client)
{
REQUEST(xRRSetCrtcGammaReq);
RRCrtcPtr crtc;
unsigned long len;
CARD16 *red, *green, *blue;
REQUEST_SIZE_MATCH(xRRSetCrtcGammaReq);
crtc = LookupCrtc (client, stuff->crtc, SecurityWriteAccess);
if (!crtc)
return RRErrorBase + BadRRCrtc;
len = client->req_len - (sizeof (xRRSetCrtcGammaReq) >> 2);
if (len < (stuff->size * 3 + 1) >> 1)
return BadLength;
if (stuff->size != crtc->gammaSize)
return BadMatch;
red = (CARD16 *) (stuff + 1);
green = red + crtc->gammaSize;
blue = green + crtc->gammaSize;
RRCrtcGammaSet (crtc, red, green, blue);
return Success;
}

1035
randr/rrdispatch.c
View File

File diff suppressed because it is too large Load Diff

41
randr/rrmode.c
View File

@ -103,3 +103,44 @@ RRModeInit (void)
#endif
return TRUE;
}
int
ProcRRCreateMode (ClientPtr client)
{
REQUEST(xRRCreateModeReq);
REQUEST_SIZE_MATCH(xRRCreateModeReq);
(void) stuff;
return BadImplementation;
}
int
ProcRRDestroyMode (ClientPtr client)
{
REQUEST(xRRDestroyModeReq);
REQUEST_SIZE_MATCH(xRRDestroyModeReq);
(void) stuff;
return BadImplementation;
}
int
ProcRRAddOutputMode (ClientPtr client)
{
REQUEST(xRRAddOutputModeReq);
REQUEST_SIZE_MATCH(xRRAddOutputModeReq);
(void) stuff;
return BadImplementation;
}
int
ProcRRDeleteOutputMode (ClientPtr client)
{
REQUEST(xRRDeleteOutputModeReq);
REQUEST_SIZE_MATCH(xRRDeleteOutputModeReq);
(void) stuff;
return BadImplementation;
}

96
randr/rroutput.c
View File

@ -66,6 +66,7 @@ RROutputCreate (ScreenPtr pScreen,
output->clones = NULL;
output->numModes = 0;
output->modes = NULL;
output->properties = NULL;
output->changed = TRUE;
output->devPrivate = devPrivate;
@ -201,12 +202,13 @@ RROutputDestroyResource (pointer value, XID pid)
xfree (output->crtcs);
if (output->clones)
xfree (output->clones);
RRDeleteAllOutputProperties (output);
xfree (output);
return 1;
}
/*
* Initialize crtc type
* Initialize output type
*/
Bool
RROutputInit (void)
@ -219,3 +221,95 @@ RROutputInit (void)
#endif
return TRUE;
}
int
ProcRRGetOutputInfo (ClientPtr client)
{
REQUEST(xRRGetOutputInfoReq);;
xRRGetOutputInfoReply rep;
RROutputPtr output;
CARD8 *extra;
unsigned long extraLen;
ScreenPtr pScreen;
rrScrPrivPtr pScrPriv;
RRCrtc *crtcs;
RRMode *modes;
RROutput *clones;
char *name;
int i, n;
REQUEST_SIZE_MATCH(xRRGetOutputInfoReq);
output = LookupOutput(client, stuff->output, SecurityReadAccess);
if (!output)
return RRErrorBase + BadRROutput;
pScreen = output->pScreen;
pScrPriv = rrGetScrPriv(pScreen);
rep.type = X_Reply;
rep.sequenceNumber = client->sequence;
rep.length = 0;
rep.timestamp = pScrPriv->lastSetTime.milliseconds;
rep.crtc = output->crtc ? output->crtc->id : None;
rep.connection = output->connection;
rep.subpixelOrder = output->subpixelOrder;
rep.nCrtcs = output->numCrtcs;
rep.nModes = output->numModes;
rep.nClones = output->numClones;
rep.nameLength = output->nameLength;
rep.length = (output->numCrtcs +
output->numModes +
output->numClones +
((rep.nameLength + 3) >> 2));
extraLen = rep.length << 2;
extra = xalloc (extraLen);
if (!extra)
return BadAlloc;
crtcs = (RRCrtc *) extra;
modes = (RRMode *) (crtcs + output->numCrtcs);
clones = (RROutput *) (modes + output->numModes);
name = (char *) (clones + output->numClones);
for (i = 0; i < output->numCrtcs; i++)
{
crtcs[i] = output->crtcs[i]->id;
if (client->swapped)
swapl (&crtcs[i], n);
}
for (i = 0; i < output->numModes; i++)
{
modes[i] = output->modes[i]->mode.id;
if (client->swapped)
swapl (&modes[i], n);
}
for (i = 0; i < output->numClones; i++)
{
clones[i] = output->clones[i]->id;
if (client->swapped)
swapl (&clones[i], n);
}
memcpy (name, output->name, output->nameLength);
if (client->swapped) {
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
swapl(&rep.timestamp, n);
swapl(&rep.crtc, n);
swaps(&rep.nCrtcs, n);
swaps(&rep.nModes, n);
swaps(&rep.nClones, n);
swaps(&rep.nameLength, n);
}
WriteToClient(client, sizeof(xRRGetOutputInfoReply), (char *)&rep);
if (extraLen)
{
WriteToClient (client, extraLen, (char *) extra);
xfree (extra);
}
return client->noClientException;
}

651
randr/rrscreen.c
View File

@ -203,3 +203,654 @@ RRScreenSizeSet (ScreenPtr pScreen,
return FALSE;
}
/*
* Retrieve valid screen size range
*/
int
ProcRRGetScreenSizeRange (ClientPtr client)
{
REQUEST(xRRGetScreenSizeRangeReq);
xRRGetScreenSizeRangeReply rep;
WindowPtr pWin;
ScreenPtr pScreen;
rrScrPrivPtr pScrPriv;
REQUEST_SIZE_MATCH(xRRGetScreenInfoReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
SecurityReadAccess);
if (!pWin)
return BadWindow;
pScreen = pWin->drawable.pScreen;
pScrPriv = rrGetScrPriv(pScreen);
rep.type = X_Reply;
rep.pad = 0;
rep.sequenceNumber = client->sequence;
rep.length = 0;
if (pScrPriv)
{
RRGetInfo (pScreen);
rep.minWidth = pScrPriv->minWidth;
rep.minHeight = pScrPriv->minHeight;
rep.maxWidth = pScrPriv->maxWidth;
rep.maxHeight = pScrPriv->maxHeight;
}
else
{
rep.maxWidth = rep.minWidth = pScreen->width;
rep.maxHeight = rep.minHeight = pScreen->height;
}
if (client->swapped)
{
int n;
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
swaps(&rep.minWidth, n);
swaps(&rep.minHeight, n);
swaps(&rep.maxWidth, n);
swaps(&rep.maxHeight, n);
}
WriteToClient(client, sizeof(xRRGetScreenSizeRangeReply), (char *)&rep);
return (client->noClientException);
}
int
ProcRRSetScreenSize (ClientPtr client)
{
REQUEST(xRRSetScreenSizeReq);
WindowPtr pWin;
ScreenPtr pScreen;
rrScrPrivPtr pScrPriv;
RRCrtcPtr crtc;
int i;
REQUEST_SIZE_MATCH(xRRSetScreenSizeReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
SecurityReadAccess);
if (!pWin)
return BadWindow;
pScreen = pWin->drawable.pScreen;
pScrPriv = rrGetScrPriv(pScreen);
if (stuff->width < pScrPriv->minWidth || pScrPriv->maxWidth < stuff->width)
{
client->errorValue = stuff->width;
return BadValue;
}
if (stuff->height < pScrPriv->minHeight ||
pScrPriv->maxHeight < stuff->height)
{
client->errorValue = stuff->height;
return BadValue;
}
for (i = 0; i < pScrPriv->numCrtcs; i++) {
crtc = pScrPriv->crtcs[i];
if (crtc->mode &&
(crtc->x + crtc->mode->mode.width > stuff->width ||
crtc->y + crtc->mode->mode.height > stuff->height))
return BadMatch;
}
if (stuff->widthInMillimeters == 0 || stuff->heightInMillimeters == 0)
{
client->errorValue = 0;
return BadValue;
}
if (!RRScreenSizeSet (pScreen,
stuff->width, stuff->height,
stuff->widthInMillimeters,
stuff->heightInMillimeters))
{
return BadMatch;
}
return Success;
}
int
ProcRRGetScreenResources (ClientPtr client)
{
REQUEST(xRRGetScreenResourcesReq);
xRRGetScreenResourcesReply rep;
WindowPtr pWin;
ScreenPtr pScreen;
rrScrPrivPtr pScrPriv;
CARD8 *extra;
unsigned long extraLen;
int i;
RRCrtc *crtcs;
RROutput *outputs;
xRRModeInfo *modeinfos;
CARD8 *names;
int n;
REQUEST_SIZE_MATCH(xRRGetScreenResourcesReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
SecurityReadAccess);
if (!pWin)
return BadWindow;
pScreen = pWin->drawable.pScreen;
pScrPriv = rrGetScrPriv(pScreen);
rep.pad = 0;
if (pScrPriv)
RRGetInfo (pScreen);
if (!pScrPriv)
{
rep.type = X_Reply;
rep.sequenceNumber = client->sequence;
rep.length = 0;
rep.timestamp = currentTime.milliseconds;
rep.configTimestamp = currentTime.milliseconds;
rep.nCrtcs = 0;
rep.nOutputs = 0;
rep.nModes = 0;
rep.nbytesNames = 0;
extra = NULL;
extraLen = 0;
}
else
{
rep.type = X_Reply;
rep.sequenceNumber = client->sequence;
rep.length = 0;
rep.timestamp = currentTime.milliseconds;
rep.configTimestamp = currentTime.milliseconds;
rep.nCrtcs = pScrPriv->numCrtcs;
rep.nOutputs = pScrPriv->numOutputs;
rep.nModes = pScrPriv->numModes;;
rep.nbytesNames = 0;
for (i = 0; i < pScrPriv->numModes; i++)
rep.nbytesNames += pScrPriv->modes[i]->mode.nameLength;
rep.length = (pScrPriv->numCrtcs +
pScrPriv->numOutputs +
pScrPriv->numModes * 10 +
((rep.nbytesNames + 3) >> 2));
extraLen = rep.length << 2;
extra = xalloc (extraLen);
if (!extra)
return BadAlloc;
crtcs = (RRCrtc *) extra;
outputs = (RROutput *) (crtcs + pScrPriv->numCrtcs);
modeinfos = (xRRModeInfo *) (outputs + pScrPriv->numOutputs);
names = (CARD8 *) (modeinfos + pScrPriv->numModes);
for (i = 0; i < pScrPriv->numCrtcs; i++)
{
crtcs[i] = pScrPriv->crtcs[i]->id;
if (client->swapped)
swapl (&crtcs[i], n);
}
for (i = 0; i < pScrPriv->numOutputs; i++)
{
outputs[i] = pScrPriv->outputs[i]->id;
if (client->swapped)
swapl (&outputs[i], n);
}
for (i = 0; i < pScrPriv->numModes; i++)
{
modeinfos[i] = pScrPriv->modes[i]->mode;
if (client->swapped)
{
swapl (&modeinfos[i].id, n);
swaps (&modeinfos[i].width, n);
swaps (&modeinfos[i].height, n);
swapl (&modeinfos[i].mmWidth, n);
swapl (&modeinfos[i].mmHeight, n);
swapl (&modeinfos[i].dotClock, n);
swaps (&modeinfos[i].hSyncStart, n);
swaps (&modeinfos[i].hSyncEnd, n);
swaps (&modeinfos[i].hTotal, n);
swaps (&modeinfos[i].hSkew, n);
swaps (&modeinfos[i].vSyncStart, n);
swaps (&modeinfos[i].vSyncEnd, n);
swaps (&modeinfos[i].vTotal, n);
swaps (&modeinfos[i].nameLength, n);
swapl (&modeinfos[i].modeFlags, n);
}
memcpy (names, pScrPriv->modes[i]->name,
pScrPriv->modes[i]->mode.nameLength);
names += pScrPriv->modes[i]->mode.nameLength;
}
assert ((names + 3 >> 3) == rep.length);
}
if (client->swapped) {
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
swapl(&rep.timestamp, n);
swapl(&rep.configTimestamp, n);
swaps(&rep.nCrtcs, n);
swaps(&rep.nOutputs, n);
swaps(&rep.nModes, n);
swaps(&rep.nbytesNames, n);
}
WriteToClient(client, sizeof(xRRGetScreenResourcesReply), (char *)&rep);
if (extraLen)
{
WriteToClient (client, extraLen, (char *) extra);
xfree (extra);
}
return client->noClientException;
}
typedef struct _RR10Data {
RRScreenSizePtr sizes;
int nsize;
int nrefresh;
int size;
CARD16 refresh;
} RR10DataRec, *RR10DataPtr;
/*
* Convert 1.2 monitor data into 1.0 screen data
*/
static RR10DataPtr
RR10GetData (ScreenPtr pScreen, RROutputPtr output)
{
RR10DataPtr data;
RRScreenSizePtr size;
int nmode = output->numModes;
int i, j, k;
RRScreenRatePtr refresh;
CARD16 vRefresh;
RRModePtr mode;
/* Make sure there is plenty of space for any combination */
data = malloc (sizeof (RR10DataRec) +
sizeof (RRScreenSize) * nmode +
sizeof (RRScreenRate) * nmode);
if (!data)
return NULL;
size = (RRScreenSizePtr) (data + 1);
refresh = (RRScreenRatePtr) (size + nmode);
data->sizes = size;
data->nsize = 0;
data->nrefresh = 0;
data->size = 0;
data->refresh = 0;
for (i = 0; i < output->numModes; i++)
{
mode = output->modes[i];
for (j = 0; j < data->nsize; j++)
if (mode->mode.width == size[j].width &&
mode->mode.height == size[j].height)
break;
if (j == data->nsize)
{
size[j].id = j;
size[j].width = mode->mode.width;
size[j].height = mode->mode.height;
size[j].mmWidth = mode->mode.mmWidth;
size[j].mmHeight = mode->mode.mmHeight;
size[j].nRates = 0;
size[j].pRates = &refresh[data->nrefresh];
data->nsize++;
}
vRefresh = RRVerticalRefresh (&mode->mode);
for (k = 0; k < size[j].nRates; k++)
if (vRefresh == size[j].pRates[k].rate)
break;
if (k == size[j].nRates)
{
size[j].pRates[k].rate = vRefresh;
size[j].pRates[k].mode = mode;
size[j].nRates++;
data->nrefresh++;
}
if (mode == output->crtc->mode)
{
data->size = j;
data->refresh = vRefresh;
}
}
return data;
}
int
ProcRRGetScreenInfo (ClientPtr client)
{
REQUEST(xRRGetScreenInfoReq);
xRRGetScreenInfoReply rep;
WindowPtr pWin;
int n;
ScreenPtr pScreen;
rrScrPrivPtr pScrPriv;
CARD8 *extra;
unsigned long extraLen;
RROutputPtr output;
REQUEST_SIZE_MATCH(xRRGetScreenInfoReq);
pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client,
SecurityReadAccess);
if (!pWin)
return BadWindow;
pScreen = pWin->drawable.pScreen;
pScrPriv = rrGetScrPriv(pScreen);
rep.pad = 0;
if (pScrPriv)
RRGetInfo (pScreen);
output = RRFirstOutput (pScreen);
if (!pScrPriv || !output)
{
rep.type = X_Reply;
rep.setOfRotations = RR_Rotate_0;;
rep.sequenceNumber = client->sequence;
rep.length = 0;
rep.root = WindowTable[pWin->drawable.pScreen->myNum]->drawable.id;
rep.timestamp = currentTime.milliseconds;
rep.configTimestamp = currentTime.milliseconds;
rep.nSizes = 0;
rep.sizeID = 0;
rep.rotation = RR_Rotate_0;
rep.rate = 0;
rep.nrateEnts = 0;
extra = 0;
extraLen = 0;
}
else
{
int i, j;
xScreenSizes *size;
CARD16 *rates;
CARD8 *data8;
Bool has_rate = RRClientKnowsRates (client);
RR10DataPtr pData;
RRScreenSizePtr pSize;
pData = RR10GetData (pScreen, output);
if (!pData)
return BadAlloc;
rep.type = X_Reply;
rep.setOfRotations = output->crtc->rotations;
rep.sequenceNumber = client->sequence;
rep.length = 0;
rep.root = WindowTable[pWin->drawable.pScreen->myNum]->drawable.id;
rep.timestamp = pScrPriv->lastSetTime.milliseconds;
rep.configTimestamp = pScrPriv->lastConfigTime.milliseconds;
rep.rotation = output->crtc->rotation;
rep.nSizes = pData->nsize;
rep.nrateEnts = pData->nrefresh + pData->nsize;
rep.sizeID = pData->size;
rep.rate = pData->refresh;
extraLen = (rep.nSizes * sizeof (xScreenSizes) +
rep.nrateEnts * sizeof (CARD16));
extra = (CARD8 *) xalloc (extraLen);
if (!extra)
{
xfree (pData);
return BadAlloc;
}
/*
* First comes the size information
*/
size = (xScreenSizes *) extra;
rates = (CARD16 *) (size + rep.nSizes);
for (i = 0; i < pData->nsize; i++)
{
pSize = &pData->sizes[i];
size->widthInPixels = pSize->width;
size->heightInPixels = pSize->height;
size->widthInMillimeters = pSize->mmWidth;
size->heightInMillimeters = pSize->mmHeight;
if (client->swapped)
{
swaps (&size->widthInPixels, n);
swaps (&size->heightInPixels, n);
swaps (&size->widthInMillimeters, n);
swaps (&size->heightInMillimeters, n);
}
size++;
if (has_rate)
{
*rates = pSize->nRates;
if (client->swapped)
{
swaps (rates, n);
}
rates++;
for (j = 0; j < pSize->nRates; j++)
{
*rates = pSize->pRates[j].rate;
if (client->swapped)
{
swaps (rates, n);
}
rates++;
}
}
}
xfree (pData);
data8 = (CARD8 *) rates;
if (data8 - (CARD8 *) extra != extraLen)
FatalError ("RRGetScreenInfo bad extra len %ld != %ld\n",
(unsigned long)(data8 - (CARD8 *) extra), extraLen);
rep.length = (extraLen + 3) >> 2;
}
if (client->swapped) {
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
swapl(&rep.timestamp, n);
swaps(&rep.rotation, n);
swaps(&rep.nSizes, n);
swaps(&rep.sizeID, n);
swaps(&rep.rate, n);
swaps(&rep.nrateEnts, n);
}
WriteToClient(client, sizeof(xRRGetScreenInfoReply), (char *)&rep);
if (extraLen)
{
WriteToClient (client, extraLen, (char *) extra);
xfree (extra);
}
return (client->noClientException);
}
int
ProcRRSetScreenConfig (ClientPtr client)
{
REQUEST(xRRSetScreenConfigReq);
xRRSetScreenConfigReply rep;
DrawablePtr pDraw;
int n;
ScreenPtr pScreen;
rrScrPrivPtr pScrPriv;
TimeStamp configTime;
TimeStamp time;
int i;
Rotation rotation;
int rate;
Bool has_rate;
RROutputPtr output;
RRModePtr mode;
RR10DataPtr pData = NULL;
RRScreenSizePtr pSize;
UpdateCurrentTime ();
if (RRClientKnowsRates (client))
{
REQUEST_SIZE_MATCH (xRRSetScreenConfigReq);
has_rate = TRUE;
}
else
{
REQUEST_SIZE_MATCH (xRR1_0SetScreenConfigReq);
has_rate = FALSE;
}
SECURITY_VERIFY_DRAWABLE(pDraw, stuff->drawable, client,
SecurityWriteAccess);
pScreen = pDraw->pScreen;
pScrPriv = rrGetScrPriv(pScreen);
time = ClientTimeToServerTime(stuff->timestamp);
configTime = ClientTimeToServerTime(stuff->configTimestamp);
if (!pScrPriv)
{
time = currentTime;
rep.status = RRSetConfigFailed;
goto sendReply;
}
if (!RRGetInfo (pScreen))
return BadAlloc;
output = RRFirstOutput (pScreen);
if (!output)
{
time = currentTime;
rep.status = RRSetConfigFailed;
goto sendReply;
}
/*
* if the client's config timestamp is not the same as the last config
* timestamp, then the config information isn't up-to-date and
* can't even be validated
*/
if (CompareTimeStamps (configTime, pScrPriv->lastConfigTime) != 0)
{
rep.status = RRSetConfigInvalidConfigTime;
goto sendReply;
}
pData = RR10GetData (pScreen, output);
if (!pData)
return BadAlloc;
if (stuff->sizeID >= pData->nsize)
{
/*
* Invalid size ID
*/
client->errorValue = stuff->sizeID;
xfree (pData);
return BadValue;
}
pSize = &pData->sizes[stuff->sizeID];
/*
* Validate requested rotation
*/
rotation = (Rotation) stuff->rotation;
/* test the rotation bits only! */
switch (rotation & 0xf) {
case RR_Rotate_0:
case RR_Rotate_90:
case RR_Rotate_180:
case RR_Rotate_270:
break;
default:
/*
* Invalid rotation
*/
client->errorValue = stuff->rotation;
xfree (pData);
return BadValue;
}
if ((~output->crtc->rotations) & rotation)
{
/*
* requested rotation or reflection not supported by screen
*/
client->errorValue = stuff->rotation;
xfree (pData);
return BadMatch;
}
/*
* Validate requested refresh
*/
if (has_rate)
rate = (int) stuff->rate;
else
rate = 0;
if (rate)
{
for (i = 0; i < pSize->nRates; i++)
{
if (pSize->pRates[i].rate == rate)
break;
}
if (i == pSize->nRates)
{
/*
* Invalid rate
*/
client->errorValue = rate;
xfree (pData);
return BadValue;
}
mode = pSize->pRates[i].mode;
}
else
mode = pSize->pRates[0].mode;
/*
* Make sure the requested set-time is not older than
* the last set-time
*/
if (CompareTimeStamps (time, pScrPriv->lastSetTime) < 0)
{
rep.status = RRSetConfigInvalidTime;
goto sendReply;
}
rep.status = RRCrtcSet (output->crtc, mode, 0, 0, stuff->rotation,
1, &output);
sendReply:
if (pData)
xfree (pData);
rep.type = X_Reply;
/* rep.status has already been filled in */
rep.length = 0;
rep.sequenceNumber = client->sequence;
rep.newTimestamp = pScrPriv->lastSetTime.milliseconds;
rep.newConfigTimestamp = pScrPriv->lastConfigTime.milliseconds;
rep.root = WindowTable[pDraw->pScreen->myNum]->drawable.id;
if (client->swapped)
{
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
swapl(&rep.newTimestamp, n);
swapl(&rep.newConfigTimestamp, n);
swapl(&rep.root, n);
}
WriteToClient(client, sizeof(xRRSetScreenConfigReply), (char *)&rep);
return (client->noClientException);
}