#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include <string.h>
#include "xf86.h"
#include <X11/X.h>
#include <X11/Xproto.h>
#include "misc.h"
#include "dixstruct.h"
#include "extnsionst.h"
#include "colormapst.h"
#include "cursorstr.h"
#include "scrnintstr.h"
#include "servermd.h"
#define _XF86DRI_SERVER_
#include <X11/dri/xf86driproto.h>
#include "swaprep.h"
#include "xf86str.h"
#include "dri.h"
#include "sarea.h"
#include "dristruct.h"
#include "xf86.h"
#include "xf86drm.h"
#include "protocol-versions.h"
static int DRIErrorBase;
static void XF86DRIResetProc(ExtensionEntry* extEntry);
static unsigned char DRIReqCode = 0;
extern void XFree86DRIExtensionInit(void);
static void
XF86DRIResetProc (
ExtensionEntry* extEntry
)
{
DRIReset();
}
static int
ProcXF86DRIQueryVersion(
register ClientPtr client
)
{
xXF86DRIQueryVersionReply rep;
register int n;
REQUEST_SIZE_MATCH(xXF86DRIQueryVersionReq);
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
rep.majorVersion = SERVER_XF86DRI_MAJOR_VERSION;
rep.minorVersion = SERVER_XF86DRI_MINOR_VERSION;
rep.patchVersion = SERVER_XF86DRI_PATCH_VERSION;
if (client->swapped) {
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
swaps(&rep.majorVersion, n);
swaps(&rep.minorVersion, n);
swapl(&rep.patchVersion, n);
}
WriteToClient(client, sizeof(xXF86DRIQueryVersionReply), (char *)&rep);
return Success;
}
static int
ProcXF86DRIQueryDirectRenderingCapable(
register ClientPtr client
)
{
xXF86DRIQueryDirectRenderingCapableReply rep;
Bool isCapable;
register int n;
REQUEST(xXF86DRIQueryDirectRenderingCapableReq);
REQUEST_SIZE_MATCH(xXF86DRIQueryDirectRenderingCapableReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
if (!DRIQueryDirectRenderingCapable( screenInfo.screens[stuff->screen],
&isCapable)) {
return BadValue;
}
rep.isCapable = isCapable;
if (!LocalClient(client) || client->swapped)
rep.isCapable = 0;
if (client->swapped) {
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
}
WriteToClient(client,
sizeof(xXF86DRIQueryDirectRenderingCapableReply), (char *)&rep);
return Success;
}
static int
ProcXF86DRIOpenConnection(
register ClientPtr client
)
{
xXF86DRIOpenConnectionReply rep;
drm_handle_t hSAREA;
char* busIdString;
REQUEST(xXF86DRIOpenConnectionReq);
REQUEST_SIZE_MATCH(xXF86DRIOpenConnectionReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
if (!DRIOpenConnection( screenInfo.screens[stuff->screen],
&hSAREA,
&busIdString)) {
return BadValue;
}
rep.type = X_Reply;
rep.sequenceNumber = client->sequence;
rep.busIdStringLength = 0;
if (busIdString)
rep.busIdStringLength = strlen(busIdString);
rep.length = bytes_to_int32(SIZEOF(xXF86DRIOpenConnectionReply) - SIZEOF(xGenericReply) +
pad_to_int32(rep.busIdStringLength));
rep.hSAREALow = (CARD32)(hSAREA & 0xffffffff);
#if defined(LONG64) && !defined(__linux__)
rep.hSAREAHigh = (CARD32)(hSAREA >> 32);
#else
rep.hSAREAHigh = 0;
#endif
WriteToClient(client, sizeof(xXF86DRIOpenConnectionReply), (char *)&rep);
if (rep.busIdStringLength)
WriteToClient(client, rep.busIdStringLength, busIdString);
return Success;
}
static int
ProcXF86DRIAuthConnection(
register ClientPtr client
)
{
xXF86DRIAuthConnectionReply rep;
REQUEST(xXF86DRIAuthConnectionReq);
REQUEST_SIZE_MATCH(xXF86DRIAuthConnectionReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
rep.authenticated = 1;
if (!DRIAuthConnection( screenInfo.screens[stuff->screen], stuff->magic)) {
ErrorF("Failed to authenticate %lu\n", (unsigned long)stuff->magic);
rep.authenticated = 0;
}
WriteToClient(client, sizeof(xXF86DRIAuthConnectionReply), (char *)&rep);
return Success;
}
static int
ProcXF86DRICloseConnection(
register ClientPtr client
)
{
REQUEST(xXF86DRICloseConnectionReq);
REQUEST_SIZE_MATCH(xXF86DRICloseConnectionReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
DRICloseConnection( screenInfo.screens[stuff->screen]);
return Success;
}
static int
ProcXF86DRIGetClientDriverName(
register ClientPtr client
)
{
xXF86DRIGetClientDriverNameReply rep;
char* clientDriverName;
REQUEST(xXF86DRIGetClientDriverNameReq);
REQUEST_SIZE_MATCH(xXF86DRIGetClientDriverNameReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
DRIGetClientDriverName( screenInfo.screens[stuff->screen],
(int *)&rep.ddxDriverMajorVersion,
(int *)&rep.ddxDriverMinorVersion,
(int *)&rep.ddxDriverPatchVersion,
&clientDriverName);
rep.type = X_Reply;
rep.sequenceNumber = client->sequence;
rep.clientDriverNameLength = 0;
if (clientDriverName)
rep.clientDriverNameLength = strlen(clientDriverName);
rep.length = bytes_to_int32(SIZEOF(xXF86DRIGetClientDriverNameReply) -
SIZEOF(xGenericReply) +
pad_to_int32(rep.clientDriverNameLength));
WriteToClient(client,
sizeof(xXF86DRIGetClientDriverNameReply), (char *)&rep);
if (rep.clientDriverNameLength)
WriteToClient(client,
rep.clientDriverNameLength,
clientDriverName);
return Success;
}
static int
ProcXF86DRICreateContext(
register ClientPtr client
)
{
xXF86DRICreateContextReply rep;
ScreenPtr pScreen;
REQUEST(xXF86DRICreateContextReq);
REQUEST_SIZE_MATCH(xXF86DRICreateContextReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
pScreen = screenInfo.screens[stuff->screen];
if (!DRICreateContext( pScreen,
NULL,
stuff->context,
(drm_context_t *)&rep.hHWContext)) {
return BadValue;
}
WriteToClient(client, sizeof(xXF86DRICreateContextReply), (char *)&rep);
return Success;
}
static int
ProcXF86DRIDestroyContext(
register ClientPtr client
)
{
REQUEST(xXF86DRIDestroyContextReq);
REQUEST_SIZE_MATCH(xXF86DRIDestroyContextReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
if (!DRIDestroyContext( screenInfo.screens[stuff->screen],
stuff->context)) {
return BadValue;
}
return Success;
}
static int
ProcXF86DRICreateDrawable(
ClientPtr client
)
{
xXF86DRICreateDrawableReply rep;
DrawablePtr pDrawable;
int rc;
REQUEST(xXF86DRICreateDrawableReq);
REQUEST_SIZE_MATCH(xXF86DRICreateDrawableReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
DixReadAccess);
if (rc != Success)
return rc;
if (!DRICreateDrawable(screenInfo.screens[stuff->screen], client,
pDrawable, (drm_drawable_t *)&rep.hHWDrawable)) {
return BadValue;
}
WriteToClient(client, sizeof(xXF86DRICreateDrawableReply), (char *)&rep);
return Success;
}
static int
ProcXF86DRIDestroyDrawable(
register ClientPtr client
)
{
REQUEST(xXF86DRIDestroyDrawableReq);
DrawablePtr pDrawable;
int rc;
REQUEST_SIZE_MATCH(xXF86DRIDestroyDrawableReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
DixReadAccess);
if (rc != Success)
return rc;
if (!DRIDestroyDrawable(screenInfo.screens[stuff->screen], client,
pDrawable)) {
return BadValue;
}
return Success;
}
static int
ProcXF86DRIGetDrawableInfo(
register ClientPtr client
)
{
xXF86DRIGetDrawableInfoReply rep;
DrawablePtr pDrawable;
int X, Y, W, H;
drm_clip_rect_t * pClipRects, *pClippedRects;
drm_clip_rect_t * pBackClipRects;
int backX, backY, rc;
REQUEST(xXF86DRIGetDrawableInfoReq);
REQUEST_SIZE_MATCH(xXF86DRIGetDrawableInfoReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
DixReadAccess);
if (rc != Success)
return rc;
if (!DRIGetDrawableInfo( screenInfo.screens[stuff->screen],
pDrawable,
(unsigned int*)&rep.drawableTableIndex,
(unsigned int*)&rep.drawableTableStamp,
(int*)&X,
(int*)&Y,
(int*)&W,
(int*)&H,
(int*)&rep.numClipRects,
&pClipRects,
&backX,
&backY,
(int*)&rep.numBackClipRects,
&pBackClipRects)) {
return BadValue;
}
rep.drawableX = X;
rep.drawableY = Y;
rep.drawableWidth = W;
rep.drawableHeight = H;
rep.length = (SIZEOF(xXF86DRIGetDrawableInfoReply) -
SIZEOF(xGenericReply));
rep.backX = backX;
rep.backY = backY;
if (rep.numBackClipRects)
rep.length += sizeof(drm_clip_rect_t) * rep.numBackClipRects;
pClippedRects = pClipRects;
if (rep.numClipRects) {
pClippedRects = malloc(rep.numClipRects * sizeof(drm_clip_rect_t));
if (pClippedRects) {
ScreenPtr pScreen = screenInfo.screens[stuff->screen];
int i, j;
for (i = 0, j = 0; i < rep.numClipRects; i++) {
pClippedRects[j].x1 = max(pClipRects[i].x1, 0);
pClippedRects[j].y1 = max(pClipRects[i].y1, 0);
pClippedRects[j].x2 = min(pClipRects[i].x2, pScreen->width);
pClippedRects[j].y2 = min(pClipRects[i].y2, pScreen->height);
if (pClippedRects[j].x1 < pClippedRects[j].x2 &&
pClippedRects[j].y1 < pClippedRects[j].y2) {
j++;
}
}
rep.numClipRects = j;
} else {
rep.numClipRects = 0;
}
rep.length += sizeof(drm_clip_rect_t) * rep.numClipRects;
}
rep.length = bytes_to_int32(rep.length);
WriteToClient(client, sizeof(xXF86DRIGetDrawableInfoReply), (char *)&rep);
if (rep.numClipRects) {
WriteToClient(client,
sizeof(drm_clip_rect_t) * rep.numClipRects,
(char *)pClippedRects);
free(pClippedRects);
}
if (rep.numBackClipRects) {
WriteToClient(client,
sizeof(drm_clip_rect_t) * rep.numBackClipRects,
(char *)pBackClipRects);
}
return Success;
}
static int
ProcXF86DRIGetDeviceInfo(
register ClientPtr client
)
{
xXF86DRIGetDeviceInfoReply rep;
drm_handle_t hFrameBuffer;
void *pDevPrivate;
REQUEST(xXF86DRIGetDeviceInfoReq);
REQUEST_SIZE_MATCH(xXF86DRIGetDeviceInfoReq);
if (stuff->screen >= screenInfo.numScreens) {
client->errorValue = stuff->screen;
return BadValue;
}
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
if (!DRIGetDeviceInfo( screenInfo.screens[stuff->screen],
&hFrameBuffer,
(int*)&rep.framebufferOrigin,
(int*)&rep.framebufferSize,
(int*)&rep.framebufferStride,
(int*)&rep.devPrivateSize,
&pDevPrivate)) {
return BadValue;
}
rep.hFrameBufferLow = (CARD32)(hFrameBuffer & 0xffffffff);
#if defined(LONG64) && !defined(__linux__)
rep.hFrameBufferHigh = (CARD32)(hFrameBuffer >> 32);
#else
rep.hFrameBufferHigh = 0;
#endif
rep.length = 0;
if (rep.devPrivateSize) {
rep.length = bytes_to_int32(SIZEOF(xXF86DRIGetDeviceInfoReply) -
SIZEOF(xGenericReply) +
pad_to_int32(rep.devPrivateSize));
}
WriteToClient(client, sizeof(xXF86DRIGetDeviceInfoReply), (char *)&rep);
if (rep.length) {
WriteToClient(client, rep.devPrivateSize, (char *)pDevPrivate);
}
return Success;
}
static int
ProcXF86DRIDispatch (
register ClientPtr client
)
{
REQUEST(xReq);
switch (stuff->data)
{
case X_XF86DRIQueryVersion:
return ProcXF86DRIQueryVersion(client);
case X_XF86DRIQueryDirectRenderingCapable:
return ProcXF86DRIQueryDirectRenderingCapable(client);
}
if (!LocalClient(client))
return DRIErrorBase + XF86DRIClientNotLocal;
switch (stuff->data)
{
case X_XF86DRIOpenConnection:
return ProcXF86DRIOpenConnection(client);
case X_XF86DRICloseConnection:
return ProcXF86DRICloseConnection(client);
case X_XF86DRIGetClientDriverName:
return ProcXF86DRIGetClientDriverName(client);
case X_XF86DRICreateContext:
return ProcXF86DRICreateContext(client);
case X_XF86DRIDestroyContext:
return ProcXF86DRIDestroyContext(client);
case X_XF86DRICreateDrawable:
return ProcXF86DRICreateDrawable(client);
case X_XF86DRIDestroyDrawable:
return ProcXF86DRIDestroyDrawable(client);
case X_XF86DRIGetDrawableInfo:
return ProcXF86DRIGetDrawableInfo(client);
case X_XF86DRIGetDeviceInfo:
return ProcXF86DRIGetDeviceInfo(client);
case X_XF86DRIAuthConnection:
return ProcXF86DRIAuthConnection(client);
default:
return BadRequest;
}
}
static int
SProcXF86DRIQueryVersion(
register ClientPtr client
)
{
register int n;
REQUEST(xXF86DRIQueryVersionReq);
swaps(&stuff->length, n);
return ProcXF86DRIQueryVersion(client);
}
static int
SProcXF86DRIQueryDirectRenderingCapable(
register ClientPtr client
)
{
register int n;
REQUEST(xXF86DRIQueryDirectRenderingCapableReq);
swaps(&stuff->length, n);
swapl(&stuff->screen, n);
return ProcXF86DRIQueryDirectRenderingCapable(client);
}
static int
SProcXF86DRIDispatch (
register ClientPtr client
)
{
REQUEST(xReq);
switch (stuff->data)
{
case X_XF86DRIQueryVersion:
return SProcXF86DRIQueryVersion(client);
case X_XF86DRIQueryDirectRenderingCapable:
return SProcXF86DRIQueryDirectRenderingCapable(client);
default:
return DRIErrorBase + XF86DRIClientNotLocal;
}
}
void
XFree86DRIExtensionInit(void)
{
ExtensionEntry* extEntry;
#ifdef XF86DRI_EVENTS
EventType = CreateNewResourceType(XF86DRIFreeEvents, "DRIEvent");
#endif
if (
DRIExtensionInit() &&
#ifdef XF86DRI_EVENTS
EventType && ScreenPrivateIndex != -1 &&
#endif
(extEntry = AddExtension(XF86DRINAME,
XF86DRINumberEvents,
XF86DRINumberErrors,
ProcXF86DRIDispatch,
SProcXF86DRIDispatch,
XF86DRIResetProc,
StandardMinorOpcode))) {
DRIReqCode = (unsigned char)extEntry->base;
DRIErrorBase = extEntry->errorBase;
}
}