X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-osx%2Ftrunk%2Flauncher%2Fappledri.c;fp=synfig-osx%2Ftrunk%2Flauncher%2Fappledri.c;h=212ac94d51af20dc5fc74fb39ad32c6cd83bae50;hb=4f638c4f8e5dc642a92d62da31233654eca397b2;hp=0000000000000000000000000000000000000000;hpb=7bf63b38a939d592d8a7c0c1f52aadfda2229427;p=synfig.git diff --git a/synfig-osx/trunk/launcher/appledri.c b/synfig-osx/trunk/launcher/appledri.c new file mode 100644 index 0000000..212ac94 --- /dev/null +++ b/synfig-osx/trunk/launcher/appledri.c @@ -0,0 +1,349 @@ +/* $XFree86: xc/programs/Xserver/GL/dri/xf86dri.c,v 1.10 2000/12/07 20:26:14 dawes Exp $ */ +/************************************************************************** + +Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas. +Copyright 2000 VA Linux Systems, Inc. +Copyright (c) 2002 Apple Computer, Inc. +All Rights Reserved. + +Permission is hereby granted, free of charge, to any person obtaining a +copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sub license, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice (including the +next paragraph) shall be included in all copies or substantial portions +of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. +IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR +ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, +TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE +SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +**************************************************************************/ + +/* + * Authors: + * Kevin E. Martin + * Jens Owen + * Rickard E. (Rik) Faith + * + */ + +#define NEED_REPLIES +#define NEED_EVENTS +#include "X.h" +#include "Xproto.h" +#include "misc.h" +#include "dixstruct.h" +#include "extnsionst.h" +#include "colormapst.h" +#include "cursorstr.h" +#include "scrnintstr.h" +#include "servermd.h" +#define _APPLEDRI_SERVER_ +#include "appledristr.h" +#include "swaprep.h" +#include "dri.h" +#include "dri-surface.h" +#include "dristruct.h" +#include "rootless-common.h" +#include "X11Application.h" + +static int DRIErrorBase; + +static DISPATCH_PROC(ProcAppleDRIDispatch); +static DISPATCH_PROC(SProcAppleDRIDispatch); + +static void AppleDRIResetProc(ExtensionEntry* extEntry); + +static unsigned char DRIReqCode = 0; +static int DRIEventBase = 0; + +extern void AppleDRIExtensionInit(void); + +static void SNotifyEvent(xAppleDRINotifyEvent *from, xAppleDRINotifyEvent *to); + +typedef struct _DRIEvent *DRIEventPtr; +typedef struct _DRIEvent { + DRIEventPtr next; + ClientPtr client; + XID clientResource; + unsigned int mask; +} DRIEventRec; + +void +AppleDRIExtensionInit(void) +{ + ExtensionEntry* extEntry; + + if (DRIExtensionInit() && + (extEntry = AddExtension(APPLEDRINAME, + AppleDRINumberEvents, + AppleDRINumberErrors, + ProcAppleDRIDispatch, + SProcAppleDRIDispatch, + AppleDRIResetProc, + StandardMinorOpcode))) { + DRIReqCode = (unsigned char)extEntry->base; + DRIErrorBase = extEntry->errorBase; + DRIEventBase = extEntry->eventBase; + EventSwapVector[DRIEventBase] = (EventSwapPtr) SNotifyEvent; + } +} + +/*ARGSUSED*/ +static void +AppleDRIResetProc ( + ExtensionEntry* extEntry +) +{ + DRIReset(); +} + +static int +ProcAppleDRIQueryVersion( + register ClientPtr client +) +{ + xAppleDRIQueryVersionReply rep; + register int n; + + REQUEST_SIZE_MATCH(xAppleDRIQueryVersionReq); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.majorVersion = APPLE_DRI_MAJOR_VERSION; + rep.minorVersion = APPLE_DRI_MINOR_VERSION; + rep.patchVersion = APPLE_DRI_PATCH_VERSION; + if (client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + } + WriteToClient(client, sizeof(xAppleDRIQueryVersionReply), (char *)&rep); + return (client->noClientException); +} + + +/* surfaces */ + +static int +ProcAppleDRIQueryDirectRenderingCapable( + register ClientPtr client +) +{ + xAppleDRIQueryDirectRenderingCapableReply rep; + Bool isCapable; + + REQUEST(xAppleDRIQueryDirectRenderingCapableReq); + REQUEST_SIZE_MATCH(xAppleDRIQueryDirectRenderingCapableReq); + 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)) + rep.isCapable = 0; + + WriteToClient(client, + sizeof(xAppleDRIQueryDirectRenderingCapableReply), (char *)&rep); + return (client->noClientException); +} + +static int +ProcAppleDRIAuthConnection( + register ClientPtr client +) +{ + xAppleDRIAuthConnectionReply rep; + + REQUEST(xAppleDRIAuthConnectionReq); + REQUEST_SIZE_MATCH(xAppleDRIAuthConnectionReq); + + 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 %u\n", stuff->magic); + rep.authenticated = 0; + } + WriteToClient(client, sizeof(xAppleDRIAuthConnectionReply), (char *)&rep); + return (client->noClientException); +} + +static void surface_notify (void *_arg, void *data) +{ + DRISurfaceNotifyArg *arg = _arg; + int client_index = (int) data; + ClientPtr client; + xAppleDRINotifyEvent se; + + if (client_index < 0 || client_index >= currentMaxClients) + return; + + client = clients[client_index]; + if (client == NULL || client == serverClient || client->clientGone) + return; + + se.type = DRIEventBase + AppleDRISurfaceNotify; + se.kind = arg->kind; + se.arg = arg->id; + se.sequenceNumber = client->sequence; + se.time = currentTime.milliseconds; + WriteEventsToClient (client, 1, (xEvent *) &se); +} + +static int +ProcAppleDRICreateSurface( + ClientPtr client +) +{ + xAppleDRICreateSurfaceReply rep; + DrawablePtr pDrawable; + xp_surface_id sid; + unsigned int key[2]; + + REQUEST(xAppleDRICreateSurfaceReq); + REQUEST_SIZE_MATCH(xAppleDRICreateSurfaceReq); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + + if (!(pDrawable = (DrawablePtr)SecurityLookupDrawable( + (Drawable)stuff->drawable, + client, + SecurityReadAccess))) { + return BadValue; + } + + rep.key_0 = rep.key_1 = rep.uid = 0; + + if (!DRICreateSurface( screenInfo.screens[stuff->screen], + (Drawable)stuff->drawable, pDrawable, + stuff->client_id, &sid, key, + surface_notify, (void *) client->index)) { + return BadValue; + } + + rep.key_0 = key[0]; + rep.key_1 = key[1]; + rep.uid = sid; + + WriteToClient(client, sizeof(xAppleDRICreateSurfaceReply), (char *)&rep); + return (client->noClientException); +} + +static int +ProcAppleDRIDestroySurface( + register ClientPtr client +) +{ + REQUEST(xAppleDRIDestroySurfaceReq); + DrawablePtr pDrawable; + REQUEST_SIZE_MATCH(xAppleDRIDestroySurfaceReq); + + if (!(pDrawable = (DrawablePtr)SecurityLookupDrawable( + (Drawable)stuff->drawable, + client, + SecurityReadAccess))) { + return BadValue; + } + + if (!DRIDestroySurface( screenInfo.screens[stuff->screen], + (Drawable)stuff->drawable, + pDrawable, NULL, NULL)) { + return BadValue; + } + + return (client->noClientException); +} + + +/* dispatch */ + +static int +ProcAppleDRIDispatch ( + register ClientPtr client +) +{ + REQUEST(xReq); + + switch (stuff->data) + { + case X_AppleDRIQueryVersion: + return ProcAppleDRIQueryVersion(client); + case X_AppleDRIQueryDirectRenderingCapable: + return ProcAppleDRIQueryDirectRenderingCapable(client); + } + + if (!LocalClient(client)) + return DRIErrorBase + AppleDRIClientNotLocal; + + switch (stuff->data) + { + case X_AppleDRIAuthConnection: + return ProcAppleDRIAuthConnection(client); + case X_AppleDRICreateSurface: + return ProcAppleDRICreateSurface(client); + case X_AppleDRIDestroySurface: + return ProcAppleDRIDestroySurface(client); + default: + return BadRequest; + } +} + +static void +SNotifyEvent(from, to) + xAppleDRINotifyEvent *from, *to; +{ + to->type = from->type; + to->kind = from->kind; + cpswaps (from->sequenceNumber, to->sequenceNumber); + cpswapl (from->time, to->time); + cpswapl (from->arg, to->arg); +} + +static int +SProcAppleDRIQueryVersion( + register ClientPtr client +) +{ + register int n; + REQUEST(xAppleDRIQueryVersionReq); + swaps(&stuff->length, n); + return ProcAppleDRIQueryVersion(client); +} + +static int +SProcAppleDRIDispatch ( + register ClientPtr client +) +{ + REQUEST(xReq); + + /* It is bound to be non-local when there is byte swapping */ + if (!LocalClient(client)) + return DRIErrorBase + AppleDRIClientNotLocal; + + /* only local clients are allowed DRI access */ + switch (stuff->data) + { + case X_AppleDRIQueryVersion: + return SProcAppleDRIQueryVersion(client); + default: + return BadRequest; + } +}