diff options
Diffstat (limited to 'xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c')
| -rw-r--r-- | xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c | 1029 |
1 files changed, 0 insertions, 1029 deletions
diff --git a/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c b/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c deleted file mode 100644 index 6b33941ef..000000000 --- a/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c +++ /dev/null @@ -1,1029 +0,0 @@ -/* - * Copyright (c) 1995 Jon Tombs - * Copyright (c) 1995, 1996, 1999 XFree86 Inc - * Copyright (c) 1999 - The XFree86 Project Inc. - * - * Written by Mark Vojkovich - */ - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include <X11/X.h> -#include <X11/Xproto.h> -#include "misc.h" -#include "dixstruct.h" -#include "dixevents.h" -#include "pixmapstr.h" -#include "extnsionst.h" -#include "colormapst.h" -#include "cursorstr.h" -#include "scrnintstr.h" -#include "servermd.h" -#include <X11/extensions/xf86dgaproto.h> -#include "swaprep.h" -#include "dgaproc.h" -#include "protocol-versions.h" - -#include <string.h> - -#include "modinit.h" - -#define DGA_PROTOCOL_OLD_SUPPORT 1 - -static void XDGAResetProc(ExtensionEntry * extEntry); - -static void DGAClientStateChange(CallbackListPtr *, pointer, pointer); - -unsigned char DGAReqCode = 0; -int DGAErrorBase; -int DGAEventBase; - -static DevPrivateKeyRec DGAScreenPrivateKeyRec; - -#define DGAScreenPrivateKey (&DGAScreenPrivateKeyRec) -#define DGAScreenPrivateKeyRegistered (DGAScreenPrivateKeyRec.initialized) -static DevPrivateKeyRec DGAClientPrivateKeyRec; - -#define DGAClientPrivateKey (&DGAClientPrivateKeyRec) -static int DGACallbackRefCount = 0; - -/* This holds the client's version information */ -typedef struct { - int major; - int minor; -} DGAPrivRec, *DGAPrivPtr; - -#define DGA_GETCLIENT(idx) ((ClientPtr) \ - dixLookupPrivate(&screenInfo.screens[idx]->devPrivates, DGAScreenPrivateKey)) -#define DGA_SETCLIENT(idx,p) \ - dixSetPrivate(&screenInfo.screens[idx]->devPrivates, DGAScreenPrivateKey, p) - -#define DGA_GETPRIV(c) ((DGAPrivPtr) \ - dixLookupPrivate(&(c)->devPrivates, DGAClientPrivateKey)) -#define DGA_SETPRIV(c,p) \ - dixSetPrivate(&(c)->devPrivates, DGAClientPrivateKey, p) - -static void -XDGAResetProc(ExtensionEntry * extEntry) -{ - DeleteCallback(&ClientStateCallback, DGAClientStateChange, NULL); - DGACallbackRefCount = 0; -} - -static int -ProcXDGAQueryVersion(ClientPtr client) -{ - xXDGAQueryVersionReply rep; - - REQUEST_SIZE_MATCH(xXDGAQueryVersionReq); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.majorVersion = SERVER_XDGA_MAJOR_VERSION; - rep.minorVersion = SERVER_XDGA_MINOR_VERSION; - - WriteToClient(client, sizeof(xXDGAQueryVersionReply), (char *) &rep); - return Success; -} - -static int -ProcXDGAOpenFramebuffer(ClientPtr client) -{ - REQUEST(xXDGAOpenFramebufferReq); - xXDGAOpenFramebufferReply rep; - char *deviceName; - int nameSize; - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (!DGAAvailable(stuff->screen)) - return DGAErrorBase + XF86DGANoDirectVideoMode; - - REQUEST_SIZE_MATCH(xXDGAOpenFramebufferReq); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - - if (!DGAOpenFramebuffer(stuff->screen, &deviceName, - (unsigned char **) (&rep.mem1), - (int *) &rep.size, (int *) &rep.offset, - (int *) &rep.extra)) { - return BadAlloc; - } - - nameSize = deviceName ? (strlen(deviceName) + 1) : 0; - rep.length = bytes_to_int32(nameSize); - - WriteToClient(client, sizeof(xXDGAOpenFramebufferReply), (char *) &rep); - if (rep.length) - WriteToClient(client, nameSize, deviceName); - - return Success; -} - -static int -ProcXDGACloseFramebuffer(ClientPtr client) -{ - REQUEST(xXDGACloseFramebufferReq); - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (!DGAAvailable(stuff->screen)) - return DGAErrorBase + XF86DGANoDirectVideoMode; - - REQUEST_SIZE_MATCH(xXDGACloseFramebufferReq); - - DGACloseFramebuffer(stuff->screen); - - return Success; -} - -static int -ProcXDGAQueryModes(ClientPtr client) -{ - int i, num, size; - - REQUEST(xXDGAQueryModesReq); - xXDGAQueryModesReply rep; - xXDGAModeInfo info; - XDGAModePtr mode; - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - REQUEST_SIZE_MATCH(xXDGAQueryModesReq); - rep.type = X_Reply; - rep.length = 0; - rep.number = 0; - rep.sequenceNumber = client->sequence; - - if (!DGAAvailable(stuff->screen)) { - rep.number = 0; - rep.length = 0; - WriteToClient(client, sz_xXDGAQueryModesReply, (char *) &rep); - return Success; - } - - if (!(num = DGAGetModes(stuff->screen))) { - WriteToClient(client, sz_xXDGAQueryModesReply, (char *) &rep); - return Success; - } - - if (!(mode = (XDGAModePtr) malloc(num * sizeof(XDGAModeRec)))) - return BadAlloc; - - for (i = 0; i < num; i++) - DGAGetModeInfo(stuff->screen, mode + i, i + 1); - - size = num * sz_xXDGAModeInfo; - for (i = 0; i < num; i++) - size += pad_to_int32(strlen(mode[i].name) + 1); /* plus NULL */ - - rep.number = num; - rep.length = bytes_to_int32(size); - - WriteToClient(client, sz_xXDGAQueryModesReply, (char *) &rep); - - for (i = 0; i < num; i++) { - size = strlen(mode[i].name) + 1; - - info.byte_order = mode[i].byteOrder; - info.depth = mode[i].depth; - info.num = mode[i].num; - info.bpp = mode[i].bitsPerPixel; - info.name_size = (size + 3) & ~3L; - info.vsync_num = mode[i].VSync_num; - info.vsync_den = mode[i].VSync_den; - info.flags = mode[i].flags; - info.image_width = mode[i].imageWidth; - info.image_height = mode[i].imageHeight; - info.pixmap_width = mode[i].pixmapWidth; - info.pixmap_height = mode[i].pixmapHeight; - info.bytes_per_scanline = mode[i].bytesPerScanline; - info.red_mask = mode[i].red_mask; - info.green_mask = mode[i].green_mask; - info.blue_mask = mode[i].blue_mask; - info.visual_class = mode[i].visualClass; - info.viewport_width = mode[i].viewportWidth; - info.viewport_height = mode[i].viewportHeight; - info.viewport_xstep = mode[i].xViewportStep; - info.viewport_ystep = mode[i].yViewportStep; - info.viewport_xmax = mode[i].maxViewportX; - info.viewport_ymax = mode[i].maxViewportY; - info.viewport_flags = mode[i].viewportFlags; - info.reserved1 = mode[i].reserved1; - info.reserved2 = mode[i].reserved2; - - WriteToClient(client, sz_xXDGAModeInfo, (char *) (&info)); - WriteToClient(client, size, mode[i].name); - } - - free(mode); - - return Success; -} - -static void -DGAClientStateChange(CallbackListPtr *pcbl, pointer nulldata, pointer calldata) -{ - NewClientInfoRec *pci = (NewClientInfoRec *) calldata; - ClientPtr client = NULL; - int i; - - for (i = 0; i < screenInfo.numScreens; i++) { - if (DGA_GETCLIENT(i) == pci->client) { - client = pci->client; - break; - } - } - - if (client && - ((client->clientState == ClientStateGone) || - (client->clientState == ClientStateRetained))) { - XDGAModeRec mode; - PixmapPtr pPix; - - DGA_SETCLIENT(i, NULL); - DGASelectInput(i, NULL, 0); - DGASetMode(i, 0, &mode, &pPix); - - if (--DGACallbackRefCount == 0) - DeleteCallback(&ClientStateCallback, DGAClientStateChange, NULL); - } -} - -static int -ProcXDGASetMode(ClientPtr client) -{ - REQUEST(xXDGASetModeReq); - xXDGASetModeReply rep; - XDGAModeRec mode; - xXDGAModeInfo info; - PixmapPtr pPix; - ClientPtr owner; - int size; - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - owner = DGA_GETCLIENT(stuff->screen); - - REQUEST_SIZE_MATCH(xXDGASetModeReq); - rep.type = X_Reply; - rep.length = 0; - rep.offset = 0; - rep.flags = 0; - rep.sequenceNumber = client->sequence; - - if (!DGAAvailable(stuff->screen)) - return DGAErrorBase + XF86DGANoDirectVideoMode; - - if (owner && owner != client) - return DGAErrorBase + XF86DGANoDirectVideoMode; - - if (!stuff->mode) { - if (owner) { - if (--DGACallbackRefCount == 0) - DeleteCallback(&ClientStateCallback, DGAClientStateChange, - NULL); - } - DGA_SETCLIENT(stuff->screen, NULL); - DGASelectInput(stuff->screen, NULL, 0); - DGASetMode(stuff->screen, 0, &mode, &pPix); - WriteToClient(client, sz_xXDGASetModeReply, (char *) &rep); - return Success; - } - - if (Success != DGASetMode(stuff->screen, stuff->mode, &mode, &pPix)) - return BadValue; - - if (!owner) { - if (DGACallbackRefCount++ == 0) - AddCallback(&ClientStateCallback, DGAClientStateChange, NULL); - } - - DGA_SETCLIENT(stuff->screen, client); - - if (pPix) { - if (AddResource(stuff->pid, RT_PIXMAP, (pointer) (pPix))) { - pPix->drawable.id = (int) stuff->pid; - rep.flags = DGA_PIXMAP_AVAILABLE; - } - } - - size = strlen(mode.name) + 1; - - info.byte_order = mode.byteOrder; - info.depth = mode.depth; - info.num = mode.num; - info.bpp = mode.bitsPerPixel; - info.name_size = (size + 3) & ~3L; - info.vsync_num = mode.VSync_num; - info.vsync_den = mode.VSync_den; - info.flags = mode.flags; - info.image_width = mode.imageWidth; - info.image_height = mode.imageHeight; - info.pixmap_width = mode.pixmapWidth; - info.pixmap_height = mode.pixmapHeight; - info.bytes_per_scanline = mode.bytesPerScanline; - info.red_mask = mode.red_mask; - info.green_mask = mode.green_mask; - info.blue_mask = mode.blue_mask; - info.visual_class = mode.visualClass; - info.viewport_width = mode.viewportWidth; - info.viewport_height = mode.viewportHeight; - info.viewport_xstep = mode.xViewportStep; - info.viewport_ystep = mode.yViewportStep; - info.viewport_xmax = mode.maxViewportX; - info.viewport_ymax = mode.maxViewportY; - info.viewport_flags = mode.viewportFlags; - info.reserved1 = mode.reserved1; - info.reserved2 = mode.reserved2; - - rep.length = bytes_to_int32(sz_xXDGAModeInfo + info.name_size); - - WriteToClient(client, sz_xXDGASetModeReply, (char *) &rep); - WriteToClient(client, sz_xXDGAModeInfo, (char *) (&info)); - WriteToClient(client, size, mode.name); - - return Success; -} - -static int -ProcXDGASetViewport(ClientPtr client) -{ - REQUEST(xXDGASetViewportReq); - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXDGASetViewportReq); - - DGASetViewport(stuff->screen, stuff->x, stuff->y, stuff->flags); - - return Success; -} - -static int -ProcXDGAInstallColormap(ClientPtr client) -{ - ColormapPtr cmap; - int rc; - - REQUEST(xXDGAInstallColormapReq); - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXDGAInstallColormapReq); - - rc = dixLookupResourceByType((pointer *) &cmap, stuff->cmap, RT_COLORMAP, - client, DixInstallAccess); - if (rc != Success) - return rc; - DGAInstallCmap(cmap); - return Success; -} - -static int -ProcXDGASelectInput(ClientPtr client) -{ - REQUEST(xXDGASelectInputReq); - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXDGASelectInputReq); - - if (DGA_GETCLIENT(stuff->screen) == client) - DGASelectInput(stuff->screen, client, stuff->mask); - - return Success; -} - -static int -ProcXDGAFillRectangle(ClientPtr client) -{ - REQUEST(xXDGAFillRectangleReq); - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXDGAFillRectangleReq); - - if (Success != DGAFillRect(stuff->screen, stuff->x, stuff->y, - stuff->width, stuff->height, stuff->color)) - return BadMatch; - - return Success; -} - -static int -ProcXDGACopyArea(ClientPtr client) -{ - REQUEST(xXDGACopyAreaReq); - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXDGACopyAreaReq); - - if (Success != DGABlitRect(stuff->screen, stuff->srcx, stuff->srcy, - stuff->width, stuff->height, stuff->dstx, - stuff->dsty)) - return BadMatch; - - return Success; -} - -static int -ProcXDGACopyTransparentArea(ClientPtr client) -{ - REQUEST(xXDGACopyTransparentAreaReq); - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXDGACopyTransparentAreaReq); - - if (Success != DGABlitTransRect(stuff->screen, stuff->srcx, stuff->srcy, - stuff->width, stuff->height, stuff->dstx, - stuff->dsty, stuff->key)) - return BadMatch; - - return Success; -} - -static int -ProcXDGAGetViewportStatus(ClientPtr client) -{ - REQUEST(xXDGAGetViewportStatusReq); - xXDGAGetViewportStatusReply rep; - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXDGAGetViewportStatusReq); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - - rep.status = DGAGetViewportStatus(stuff->screen); - - WriteToClient(client, sizeof(xXDGAGetViewportStatusReply), (char *) &rep); - return Success; -} - -static int -ProcXDGASync(ClientPtr client) -{ - REQUEST(xXDGASyncReq); - xXDGASyncReply rep; - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXDGASyncReq); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - - DGASync(stuff->screen); - - WriteToClient(client, sizeof(xXDGASyncReply), (char *) &rep); - return Success; -} - -static int -ProcXDGASetClientVersion(ClientPtr client) -{ - REQUEST(xXDGASetClientVersionReq); - - DGAPrivPtr pPriv; - - REQUEST_SIZE_MATCH(xXDGASetClientVersionReq); - if ((pPriv = DGA_GETPRIV(client)) == NULL) { - pPriv = malloc(sizeof(DGAPrivRec)); - /* XXX Need to look into freeing this */ - if (!pPriv) - return BadAlloc; - DGA_SETPRIV(client, pPriv); - } - pPriv->major = stuff->major; - pPriv->minor = stuff->minor; - - return Success; -} - -static int -ProcXDGAChangePixmapMode(ClientPtr client) -{ - REQUEST(xXDGAChangePixmapModeReq); - xXDGAChangePixmapModeReply rep; - int x, y; - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXDGAChangePixmapModeReq); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - - x = stuff->x; - y = stuff->y; - - if (!DGAChangePixmapMode(stuff->screen, &x, &y, stuff->flags)) - return BadMatch; - - rep.x = x; - rep.y = y; - WriteToClient(client, sizeof(xXDGAChangePixmapModeReply), (char *) &rep); - - return Success; -} - -static int -ProcXDGACreateColormap(ClientPtr client) -{ - REQUEST(xXDGACreateColormapReq); - int result; - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXDGACreateColormapReq); - - if (!stuff->mode) - return BadValue; - - result = DGACreateColormap(stuff->screen, client, stuff->id, - stuff->mode, stuff->alloc); - if (result != Success) - return result; - - return Success; -} - -/* - * - * Support for the old DGA protocol, used to live in xf86dga.c - * - */ - -#ifdef DGA_PROTOCOL_OLD_SUPPORT - -static int -ProcXF86DGAGetVideoLL(ClientPtr client) -{ - REQUEST(xXF86DGAGetVideoLLReq); - xXF86DGAGetVideoLLReply rep; - XDGAModeRec mode; - int num, offset, flags; - char *name; - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - REQUEST_SIZE_MATCH(xXF86DGAGetVideoLLReq); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - - if (!DGAAvailable(stuff->screen)) - return DGAErrorBase + XF86DGANoDirectVideoMode; - - if (!(num = DGAGetOldDGAMode(stuff->screen))) - return DGAErrorBase + XF86DGANoDirectVideoMode; - - /* get the parameters for the mode that best matches */ - DGAGetModeInfo(stuff->screen, &mode, num); - - if (!DGAOpenFramebuffer(stuff->screen, &name, - (unsigned char **) (&rep.offset), - (int *) (&rep.bank_size), &offset, &flags)) - return BadAlloc; - - rep.offset += mode.offset; - rep.width = mode.bytesPerScanline / (mode.bitsPerPixel >> 3); - rep.ram_size = rep.bank_size >> 10; - - WriteToClient(client, SIZEOF(xXF86DGAGetVideoLLReply), (char *) &rep); - return Success; -} - -static int -ProcXF86DGADirectVideo(ClientPtr client) -{ - int num; - PixmapPtr pix; - XDGAModeRec mode; - ClientPtr owner; - - REQUEST(xXF86DGADirectVideoReq); - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - REQUEST_SIZE_MATCH(xXF86DGADirectVideoReq); - - if (!DGAAvailable(stuff->screen)) - return DGAErrorBase + XF86DGANoDirectVideoMode; - - owner = DGA_GETCLIENT(stuff->screen); - - if (owner && owner != client) - return DGAErrorBase + XF86DGANoDirectVideoMode; - - if (stuff->enable & XF86DGADirectGraphics) { - if (!(num = DGAGetOldDGAMode(stuff->screen))) - return DGAErrorBase + XF86DGANoDirectVideoMode; - } - else - num = 0; - - if (Success != DGASetMode(stuff->screen, num, &mode, &pix)) - return DGAErrorBase + XF86DGAScreenNotActive; - - DGASetInputMode(stuff->screen, - (stuff->enable & XF86DGADirectKeyb) != 0, - (stuff->enable & XF86DGADirectMouse) != 0); - - /* We need to track the client and attach the teardown callback */ - if (stuff->enable & - (XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse)) { - if (!owner) { - if (DGACallbackRefCount++ == 0) - AddCallback(&ClientStateCallback, DGAClientStateChange, NULL); - } - - DGA_SETCLIENT(stuff->screen, client); - } - else { - if (owner) { - if (--DGACallbackRefCount == 0) - DeleteCallback(&ClientStateCallback, DGAClientStateChange, - NULL); - } - - DGA_SETCLIENT(stuff->screen, NULL); - } - - return Success; -} - -static int -ProcXF86DGAGetViewPortSize(ClientPtr client) -{ - int num; - XDGAModeRec mode; - - REQUEST(xXF86DGAGetViewPortSizeReq); - xXF86DGAGetViewPortSizeReply rep; - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - REQUEST_SIZE_MATCH(xXF86DGAGetViewPortSizeReq); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - - if (!DGAAvailable(stuff->screen)) - return DGAErrorBase + XF86DGANoDirectVideoMode; - - if (!(num = DGAGetOldDGAMode(stuff->screen))) - return DGAErrorBase + XF86DGANoDirectVideoMode; - - DGAGetModeInfo(stuff->screen, &mode, num); - - rep.width = mode.viewportWidth; - rep.height = mode.viewportHeight; - - WriteToClient(client, SIZEOF(xXF86DGAGetViewPortSizeReply), (char *) &rep); - return Success; -} - -static int -ProcXF86DGASetViewPort(ClientPtr client) -{ - REQUEST(xXF86DGASetViewPortReq); - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXF86DGASetViewPortReq); - - if (!DGAAvailable(stuff->screen)) - return DGAErrorBase + XF86DGANoDirectVideoMode; - - if (!DGAActive(stuff->screen)) - return DGAErrorBase + XF86DGADirectNotActivated; - - if (DGASetViewport(stuff->screen, stuff->x, stuff->y, DGA_FLIP_RETRACE) - != Success) - return DGAErrorBase + XF86DGADirectNotActivated; - - return Success; -} - -static int -ProcXF86DGAGetVidPage(ClientPtr client) -{ - REQUEST(xXF86DGAGetVidPageReq); - xXF86DGAGetVidPageReply rep; - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - REQUEST_SIZE_MATCH(xXF86DGAGetVidPageReq); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.vpage = 0; /* silently fail */ - - WriteToClient(client, SIZEOF(xXF86DGAGetVidPageReply), (char *) &rep); - return Success; -} - -static int -ProcXF86DGASetVidPage(ClientPtr client) -{ - REQUEST(xXF86DGASetVidPageReq); - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - REQUEST_SIZE_MATCH(xXF86DGASetVidPageReq); - - /* silently fail */ - - return Success; -} - -static int -ProcXF86DGAInstallColormap(ClientPtr client) -{ - ColormapPtr pcmp; - int rc; - - REQUEST(xXF86DGAInstallColormapReq); - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXF86DGAInstallColormapReq); - - if (!DGAActive(stuff->screen)) - return DGAErrorBase + XF86DGADirectNotActivated; - - rc = dixLookupResourceByType((pointer *) &pcmp, stuff->id, RT_COLORMAP, - client, DixInstallAccess); - if (rc == Success) { - DGAInstallCmap(pcmp); - return Success; - } - else { - return rc; - } -} - -static int -ProcXF86DGAQueryDirectVideo(ClientPtr client) -{ - REQUEST(xXF86DGAQueryDirectVideoReq); - xXF86DGAQueryDirectVideoReply rep; - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - REQUEST_SIZE_MATCH(xXF86DGAQueryDirectVideoReq); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.flags = 0; - - if (DGAAvailable(stuff->screen)) - rep.flags = XF86DGADirectPresent; - - WriteToClient(client, SIZEOF(xXF86DGAQueryDirectVideoReply), (char *) &rep); - return Success; -} - -static int -ProcXF86DGAViewPortChanged(ClientPtr client) -{ - REQUEST(xXF86DGAViewPortChangedReq); - xXF86DGAViewPortChangedReply rep; - - if (stuff->screen >= screenInfo.numScreens) - return BadValue; - - if (DGA_GETCLIENT(stuff->screen) != client) - return DGAErrorBase + XF86DGADirectNotActivated; - - REQUEST_SIZE_MATCH(xXF86DGAViewPortChangedReq); - - if (!DGAActive(stuff->screen)) - return DGAErrorBase + XF86DGADirectNotActivated; - - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - rep.result = 1; - - WriteToClient(client, SIZEOF(xXF86DGAViewPortChangedReply), (char *) &rep); - return Success; -} - -#endif /* DGA_PROTOCOL_OLD_SUPPORT */ - -static int -SProcXDGADispatch(ClientPtr client) -{ - return DGAErrorBase + XF86DGAClientNotLocal; -} - -#if 0 -#define DGA_REQ_DEBUG -#endif - -#ifdef DGA_REQ_DEBUG -static char *dgaMinor[] = { - "QueryVersion", - "GetVideoLL", - "DirectVideo", - "GetViewPortSize", - "SetViewPort", - "GetVidPage", - "SetVidPage", - "InstallColormap", - "QueryDirectVideo", - "ViewPortChanged", - "10", - "11", - "QueryModes", - "SetMode", - "SetViewport", - "InstallColormap", - "SelectInput", - "FillRectangle", - "CopyArea", - "CopyTransparentArea", - "GetViewportStatus", - "Sync", - "OpenFramebuffer", - "CloseFramebuffer", - "SetClientVersion", - "ChangePixmapMode", - "CreateColormap", -}; -#endif - -static int -ProcXDGADispatch(ClientPtr client) -{ - REQUEST(xReq); - - if (!LocalClient(client)) - return DGAErrorBase + XF86DGAClientNotLocal; - -#ifdef DGA_REQ_DEBUG - if (stuff->data <= X_XDGACreateColormap) - fprintf(stderr, " DGA %s\n", dgaMinor[stuff->data]); -#endif - - switch (stuff->data) { - /* - * DGA2 Protocol - */ - case X_XDGAQueryVersion: - return ProcXDGAQueryVersion(client); - case X_XDGAQueryModes: - return ProcXDGAQueryModes(client); - case X_XDGASetMode: - return ProcXDGASetMode(client); - case X_XDGAOpenFramebuffer: - return ProcXDGAOpenFramebuffer(client); - case X_XDGACloseFramebuffer: - return ProcXDGACloseFramebuffer(client); - case X_XDGASetViewport: - return ProcXDGASetViewport(client); - case X_XDGAInstallColormap: - return ProcXDGAInstallColormap(client); - case X_XDGASelectInput: - return ProcXDGASelectInput(client); - case X_XDGAFillRectangle: - return ProcXDGAFillRectangle(client); - case X_XDGACopyArea: - return ProcXDGACopyArea(client); - case X_XDGACopyTransparentArea: - return ProcXDGACopyTransparentArea(client); - case X_XDGAGetViewportStatus: - return ProcXDGAGetViewportStatus(client); - case X_XDGASync: - return ProcXDGASync(client); - case X_XDGASetClientVersion: - return ProcXDGASetClientVersion(client); - case X_XDGAChangePixmapMode: - return ProcXDGAChangePixmapMode(client); - case X_XDGACreateColormap: - return ProcXDGACreateColormap(client); - /* - * Old DGA Protocol - */ -#ifdef DGA_PROTOCOL_OLD_SUPPORT - case X_XF86DGAGetVideoLL: - return ProcXF86DGAGetVideoLL(client); - case X_XF86DGADirectVideo: - return ProcXF86DGADirectVideo(client); - case X_XF86DGAGetViewPortSize: - return ProcXF86DGAGetViewPortSize(client); - case X_XF86DGASetViewPort: - return ProcXF86DGASetViewPort(client); - case X_XF86DGAGetVidPage: - return ProcXF86DGAGetVidPage(client); - case X_XF86DGASetVidPage: - return ProcXF86DGASetVidPage(client); - case X_XF86DGAInstallColormap: - return ProcXF86DGAInstallColormap(client); - case X_XF86DGAQueryDirectVideo: - return ProcXF86DGAQueryDirectVideo(client); - case X_XF86DGAViewPortChanged: - return ProcXF86DGAViewPortChanged(client); -#endif /* DGA_PROTOCOL_OLD_SUPPORT */ - default: - return BadRequest; - } -} - -void -XFree86DGARegister(INITARGS) -{ - XDGAEventBase = &DGAEventBase; -} - -void -XFree86DGAExtensionInit(INITARGS) -{ - ExtensionEntry *extEntry; - - if (!dixRegisterPrivateKey(&DGAClientPrivateKeyRec, PRIVATE_CLIENT, 0)) - return; - - if (!dixRegisterPrivateKey(&DGAScreenPrivateKeyRec, PRIVATE_SCREEN, 0)) - return; - - if ((extEntry = AddExtension(XF86DGANAME, - XF86DGANumberEvents, - XF86DGANumberErrors, - ProcXDGADispatch, - SProcXDGADispatch, - XDGAResetProc, StandardMinorOpcode))) { - int i; - - DGAReqCode = (unsigned char) extEntry->base; - DGAErrorBase = extEntry->errorBase; - DGAEventBase = extEntry->eventBase; - for (i = KeyPress; i <= MotionNotify; i++) - SetCriticalEvent(DGAEventBase + i); - } -} |