/* $Xorg: dipexExt.c,v 1.3 2000/08/17 19:47:12 cpqbld Exp $ */ /*********************************************************** Copyright 1989, 1990, 1991, 1998 The Open Group All Rights Reserved. The above copyright notice and this permission notice 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 NONINFRINGEMENT. IN NO EVENT SHALL THE OPEN GROUP 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. Except as contained in this notice, the name of The Open Group shall not be used in advertising or otherwise to promote the sale, use or other dealings in this Software without prior written authorization from The Open Group. Copyright 1989, 1990, 1991 by Sun Microsystems, Inc. All Rights Reserved Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, 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 Sun Microsystems, not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. SUN MICROSYSTEMS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SUN MICROSYSTEMS 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. ******************************************************************/ /* $XFree86: xc/programs/Xserver/PEX5/dipex/dispatch/dipexExt.c,v 3.21 2001/08/06 20:51:02 dawes Exp $ */ #define NEED_EVENTS #include "X.h" #include "Xproto.h" #include "PEXproto.h" #include "misc.h" #include "os.h" #include "pixmapstr.h" #include "extnsionst.h" #include "dixstruct.h" #include "resource.h" #include "pexUtils.h" #include "pexos.h" #define LOCAL_FLAG #define _DIPEXEXT_ #include "dipex.h" #include "pexSwap.h" #undef _DIPEXEXT_ #undef LOCAL_FLAG unsigned long add_pad_of[] = {0, 3, 2, 1}; unsigned int ColourSpecSizes[] = { sizeof(CARD32), /* PEXIndexedColour */ 3 * sizeof(PEXFLOAT), /* PEXRgbFloatColour */ 3 * sizeof(PEXFLOAT), /* PEXCieFloatColour */ 3 * sizeof(PEXFLOAT), /* PEXHsvFloatColour */ 3 * sizeof(PEXFLOAT), /* PEXHlsFloatColour */ sizeof(CARD32), /* PEXRgb8Colour */ 2 * sizeof(CARD32), /* PEXRgb16Colour */ }; extern ddpex43rtn ddpexInit(); extern ddBuffer *pPEXBuffer; extern ddBuffer *diInitPEXBuffer(); extern RequestFunction PEXRequest[]; extern void SwapCARD32(); extern void SwapCARD16(); static int DeletePexClient(); /* ****************************************************************************** * * Function: PexExtensionInit * ****************************************************************************** */ void PexExtensionInit() { ExtensionEntry *AddExtension(); ExtensionEntry *PextEntry = 0; int ProcPEXDispatch(); void PEXResetProc(); extern int DeleteStructure(), FreeSearchContext(), FreeRenderer(), FreePickMeasure(), dipexFreePhigsWks(), FreePipelineContext(), FreeNameSet(), FreeLUT(), FreePEXFont(), FreeWksDrawable(); extern ddpex43rtn OpenPEXFont(); dipexFont *pPEXFont; PEXStructType = CreateNewResourceType (DeleteStructure); PEXSearchType = CreateNewResourceType (FreeSearchContext); PEXRendType = CreateNewResourceType (FreeRenderer); PEXPickType = CreateNewResourceType (FreePickMeasure); PEXWksType = CreateNewResourceType (dipexFreePhigsWks); PEXPipeType = CreateNewResourceType (FreePipelineContext); PEXNameType = CreateNewResourceType (FreeNameSet); PEXLutType = CreateNewResourceType (FreeLUT); PEXFontType = CreateNewResourceType (FreePEXFont); PEXContextType = CreateNewResourceType (DeletePexClient); PEXClass = CreateNewResourceClass(); PEXWksDrawableType = CreateNewResourceType (FreeWksDrawable); if (!PEXStructType || !PEXSearchType || !PEXRendType || !PEXWksDrawableType || !PEXWksType || !PEXPipeType || !PEXNameType || !PEXFontType || !PEXLutType || !PEXPickType || !PEXClass || !PEXContextType ) { ErrorF("PEXExtensionInit: Could not create PEX resource types\n"); return; } /* Init buffer for varying-sized replies from ddpex */ pPEXBuffer = diInitPEXBuffer(); if (!pPEXBuffer) { ErrorF("PEXExtensionInit: failed to alloc buffer\n"); return; } /* * Init any device dependent stuff */ if (ddpexInit()) { ErrorF("PEXExtensionInit: Couldn't init ddPEX!\n"); /* this isn't needed for the SI since ddpexInit won't fail in the SI but maybe some vendors versions might... */ diFreePEXBuffer(pPEXBuffer); pPEXBuffer = NULL; return; } /* * Open up the default font */ pPEXFont=(dipexFont *)xalloc((unsigned long)(sizeof(dipexFont))); if (!pPEXFont) { ErrorF("PEXExtensionInit: Memory error--could not allocate default PEX font\n"); diFreePEXBuffer(pPEXBuffer); pPEXBuffer = NULL; return; } pPEXFont->refcnt = 1; pPEXFont->ddFont.id = FakeClientID(0); defaultPEXFont = &(pPEXFont->ddFont); if ( OpenPEXFont( (ddULONG)(strlen(DEFAULT_PEX_FONT_NAME)), (ddUCHAR *)(DEFAULT_PEX_FONT_NAME), pPEXFont) != Success) { char *errmsg; char *static_message = "PEXExtensionInit: Couldn't open default PEX font file "; errmsg = (char *) xalloc(strlen(static_message) + strlen(DEFAULT_PEX_FONT_NAME) + 2 /* 1 byte for space between strings, * 1 byte for null */ ); if (errmsg) { sprintf(errmsg, "%s %s", static_message, DEFAULT_PEX_FONT_NAME); ErrorF(errmsg); xfree(errmsg); } ErrorF("\n"); xfree(pPEXFont); defaultPEXFont = 0; diFreePEXBuffer(pPEXBuffer); pPEXBuffer = NULL; return; } /* * Note that fonts resources are stored with the type (dipexFont *), * and they are referenced sometimes in the DD layer as diFontHandle * (which is a pointer to a ddFontResource). Since the first part * of the dipexFont structure consists of a ddFontResource, this * works. Even though it is ugly, it's best not to start changing * all of the font code at this time (right before a public release), * and hopefully, it will get cleaned up for PEX 6.0. */ if (!AddResource( pPEXFont->ddFont.id, PEXFontType, (pointer)(pPEXFont))) { ErrorF("PEXExtensionInit: Couldn't add default PEX font resource.\n"); xfree(pPEXFont); defaultPEXFont = 0; diFreePEXBuffer(pPEXBuffer); pPEXBuffer = NULL; return; } PextEntry = AddExtension( PEX_NAME_STRING, PEXNumberEvents, (PEXMaxError+1), ProcPEXDispatch, ProcPEXDispatch, PEXResetProc, StandardMinorOpcode); if (!PextEntry) { ErrorF("PEXExtensionInit: AddExtensions failed\n"); xfree(pPEXFont); defaultPEXFont = 0; diFreePEXBuffer(pPEXBuffer); pPEXBuffer = NULL; return; } PexReqCode = PextEntry->base; PexErrorBase = PextEntry->errorBase; PexEventBase = PextEntry->eventBase; EventSwapVector[PexEventBase + PEXMaxHitsReached] = (EventSwapPtr)SwapPEXMaxHitsReachedEvent; } /* ****************************************************************************** * * Function: InitPexClient * ****************************************************************************** */ pexContext * InitPexClient(client) ClientPtr client; { pexContext *cntxtPtr; XID pexId; /* Allocate space for the context table */ cntxtPtr = (pexContext *) xalloc( (unsigned long)(sizeof( pexContext ) + sizeof(pexSwap)) ); cntxtPtr->swap = (pexSwap *)(cntxtPtr+1); /* this is silly */ /* Create the resource id */ pexId = PEXID( client, PEXCONTEXTTABLE ); /* Add the connection context as a resource */ if (!AddResource (pexId, PEXContextType, (pointer)cntxtPtr)) { unsigned short temp; temp = MinorOpcodeOfRequest(client); SendErrorToClient( client, (unsigned) PexReqCode, (temp), (unsigned long)0, (int) (BadAlloc)); xfree((pointer)cntxtPtr); return(0); } /* setup the default proc vectors */ cntxtPtr->pexRequest = PEXRequest; cntxtPtr->pexSwapReply = 0; cntxtPtr->pexSwapRequestOC = 0; cntxtPtr->pexSwapReplyOC = 0; cntxtPtr->swap->ConvertCARD16 = SwapCARD16; cntxtPtr->swap->ConvertCARD32 = SwapCARD32; cntxtPtr->swap->ConvertFLOAT = 0; /* save the client ptr */ cntxtPtr->client = client; return( cntxtPtr ); } /* ****************************************************************************** * * Function: static DeletePexClient * * On Entry: Client quitting, Pex resources need to be freed * * On Exit: Pex client resources freed. * * Notes: * ****************************************************************************** */ static int DeletePexClient(value, pexId) pointer value; XID pexId; { pexContext *cntxtPtr = (pexContext *)value; /* Free space allocated for the client context */ if (cntxtPtr) xfree( (pointer)cntxtPtr ); } void PEXResetProc() { extern ddpex43rtn FreePEXFont(); extern void ddpexReset(); diFontHandle temp = defaultPEXFont; defaultPEXFont = 0; /* force free */ FreeResource(temp->id, RT_NONE); ddpexReset(); diFreePEXBuffer(pPEXBuffer); pPEXBuffer = NULL; } ErrorCode PEXGenericResourceRequest (cntxtPtr, strmPtr) pexContext *cntxtPtr; pexReq *strmPtr; { }