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authorReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
committerReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
commitf4092abdf94af6a99aff944d6264bc1284e8bdd4 (patch)
tree2ac1c9cc16ceb93edb2c4382c088dac5aeafdf0f /nx-X11/programs/Xserver/Xprint/raster/Raster.c
parenta840692edc9c6d19cd7c057f68e39c7d95eb767d (diff)
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Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1
Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository
Diffstat (limited to 'nx-X11/programs/Xserver/Xprint/raster/Raster.c')
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1 files changed, 1580 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/Xprint/raster/Raster.c b/nx-X11/programs/Xserver/Xprint/raster/Raster.c
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+++ b/nx-X11/programs/Xserver/Xprint/raster/Raster.c
@@ -0,0 +1,1580 @@
+/* $Xorg: Raster.c,v 1.4 2001/03/14 18:46:12 pookie Exp $ */
+/*
+(c) Copyright 1996 Hewlett-Packard Company
+(c) Copyright 1996 International Business Machines Corp.
+(c) Copyright 1996 Sun Microsystems, Inc.
+(c) Copyright 1996 Novell, Inc.
+(c) Copyright 1996 Digital Equipment Corp.
+(c) Copyright 1996 Fujitsu Limited
+(c) Copyright 1996 Hitachi, Ltd.
+
+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, sublicense, 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 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
+COPYRIGHT HOLDERS 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 names of the copyright holders shall
+not be used in advertising or otherwise to promote the sale, use or other
+dealings in this Software without prior written authorization from said
+copyright holders.
+*/
+
+/* $XFree86: xc/programs/Xserver/Xprint/raster/Raster.c,v 1.11tsi Exp $ */
+
+/*******************************************************************
+**
+** *********************************************************
+** *
+** * File: printer/Raster.c
+** *
+** * Contents:
+** * Raster driver for the print server.
+** *
+** * Copyright: Copyright 1993, 1995 Hewlett-Packard Company
+** *
+** *********************************************************
+**
+********************************************************************/
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <sys/wait.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <X11/X.h>
+#include <X11/Xos.h> /* for SIGCLD on pre-POSIX systems */
+#define NEED_EVENTS
+#include <X11/Xproto.h>
+#undef NEED_EVENTS
+#include <X11/Xatom.h>
+#include "misc.h"
+#include "dixstruct.h"
+#include "scrnintstr.h"
+#include "screenint.h"
+#include "colormapst.h"
+#include "windowstr.h"
+#include "propertyst.h"
+#include "servermd.h" /* needed for IMAGE_BUFSIZE */
+#include "mfb.h"
+#include "mi.h"
+
+#include <X11/extensions/Print.h>
+#include "Raster.h"
+
+#include "attributes.h"
+#include "AttrValid.h"
+#include "DiPrint.h"
+
+static void AllocateRasterPrivates(
+ ScreenPtr pScreen);
+static Bool RasterChangeWindowAttributes(
+ WindowPtr pWin,
+ unsigned long mask);
+static int StartJob(
+ XpContextPtr pCon,
+ Bool sendClientData,
+ ClientPtr client);
+static int StartPage(
+ XpContextPtr pCon,
+ WindowPtr pWin);
+static int StartDoc(
+ XpContextPtr pCon,
+ XPDocumentType type);
+static int EndDoc(
+ XpContextPtr pCon,
+ Bool cancel);
+static int EndJob(
+ XpContextPtr pCon,
+ Bool cancel);
+static int EndPage(
+ XpContextPtr pCon,
+ WindowPtr pWin);
+static int DocumentData(
+ XpContextPtr pCon,
+ DrawablePtr pDraw,
+ char *pData,
+ int len_data,
+ char *pDoc_fmt,
+ int len_fmt,
+ char *pOptions,
+ int len_options,
+ ClientPtr client);
+static int GetDocumentData(
+ XpContextPtr pContext,
+ ClientPtr client,
+ int maxBufferSize);
+static void FreePageFiles(
+ RasterContextPrivPtr pWinPriv);
+static int SystemCmd(
+ char *pCommand);
+static Bool RasterCloseScreen(
+ int index,
+ ScreenPtr pScreen);
+static int RasterInitContext(XpContextPtr pCon);
+static Bool RasterDestroyContext(XpContextPtr pCon);
+static char *RasterGetAttributes(
+ XpContextPtr pContext,
+ XPAttributes class);
+static char *RasterGetOneAttribute(XpContextPtr pCon,
+ XPAttributes class,
+ char *attribute);
+static int RasterSetAttributes(XpContextPtr pCon,
+ XPAttributes class,
+ char *attributes);
+static int RasterAugmentAttributes(XpContextPtr pCon,
+ XPAttributes class,
+ char *attributes);
+static int RasterMediumDimensions(XpContextPtr pCon,
+ CARD16 *width,
+ CARD16 *height);
+static int RasterReproducibleArea(XpContextPtr pCon,
+ xRectangle *pRect);
+
+#define MAX(a,b) (((a) > (b)) ? (a) : (b))
+#define DOC_PCL 1
+#define DOC_RASTER 2
+
+static int RasterScreenPrivateIndex, RasterContextPrivateIndex;
+static int RasterGeneration = 0;
+static char RASTER_DRIV_NAME[] = "XP-RASTER";
+static int doc_type = DOC_RASTER;
+
+#define ABSOLUTE_PCLCOMP_PATH1 "/usr/openwin/bin/pclcomp"
+#define ABSOLUTE_PCLCOMP_PATH2 "/usr/X11/bin/pclcomp"
+
+static char *pcl3_output_cmds[] = {
+ "xpr -device ljet -rv -landscape < %(InFile)% | pclcomp -0 > %(OutFile)%",
+ "xpr -device ljet -rv -landscape < %(InFile)% | pclcomp -01 > %(OutFile)%",
+ "xpr -device ljet -rv -landscape < %(InFile)% | pclcomp -02 > %(OutFile)%",
+ "xpr -device ljet -rv -landscape < %(InFile)% | pclcomp -03 > %(OutFile)%",
+ "xpr -device ljet -rv -landscape < %(InFile)% | pclcomp -012 > %(OutFile)%",
+ "xpr -device ljet -rv -landscape < %(InFile)% | pclcomp -013 > %(OutFile)%",
+ "xpr -device ljet -rv -landscape < %(InFile)% | pclcomp -023 > %(OutFile)%",
+ "xpr -device ljet -rv -landscape < %(InFile)% | pclcomp -0123 > %(OutFile)%",
+ "xpr -device ljet -rv -landscape < %(InFile)% > %(OutFile)%",
+ "xpr -device ljet -rv < %(InFile)% | pclcomp -0 > %(OutFile)%",
+ "xpr -device ljet -rv < %(InFile)% | pclcomp -01 > %(OutFile)%",
+ "xpr -device ljet -rv < %(InFile)% | pclcomp -02 > %(OutFile)%",
+ "xpr -device ljet -rv < %(InFile)% | pclcomp -03 > %(OutFile)%",
+ "xpr -device ljet -rv < %(InFile)% | pclcomp -012 > %(OutFile)%",
+ "xpr -device ljet -rv < %(InFile)% | pclcomp -013 > %(OutFile)%",
+ "xpr -device ljet -rv < %(InFile)% | pclcomp -023 > %(OutFile)%",
+ "xpr -device ljet -rv < %(InFile)% | pclcomp -0123 > %(OutFile)%",
+ "xpr -device ljet -rv < %(InFile)% > %(OutFile)%"};
+
+Bool
+InitializeRasterDriver(
+ int ndx,
+ ScreenPtr pScreen,
+ int argc,
+ char **argv)
+{
+ int xRes, yRes;
+ int maxRes, maxDim, numBytes;
+ RasterScreenPrivPtr pPriv;
+
+ /*
+ * Register this driver's InitContext function with the print extension.
+ * This is a bit
+ * sleazy, as the extension hasn't yet been initialized, but the
+ * extension needs to know this, and this seems the best time to
+ * provide the information.
+ */
+ XpRegisterInitFunc( pScreen, RASTER_DRIV_NAME, RasterInitContext );
+
+ /*
+ * Create and load the devPrivate for the printer layer.
+ */
+ AllocateRasterPrivates(pScreen);
+
+ pPriv = (RasterScreenPrivPtr)
+ pScreen->devPrivates[RasterScreenPrivateIndex].ptr;
+
+ maxDim = MAX( pScreen->height, pScreen->width );
+ numBytes = maxDim + BITMAP_SCANLINE_PAD - 1; /* pixels per row */
+ numBytes *= maxDim;
+ numBytes /= 8; /* bytes per row */
+ xRes = pScreen->width / (pScreen->mmWidth / 25.4);
+ yRes = pScreen->height / (pScreen->mmHeight / 25.4);
+ maxRes = MAX( xRes, yRes );
+
+ pPriv->pBits = (char *)xalloc(numBytes);
+
+ /*
+ * Have to allocate maxDim X maxDim to allow for landscape mode.
+ */
+ mfbScreenInit(pScreen, pPriv->pBits, maxDim, maxDim, maxRes,
+ maxRes, maxDim);
+ miInitializeBackingStore(pScreen);
+ pScreen->blackPixel = 1;
+ pScreen->whitePixel = 0;
+ if(mfbCreateDefColormap(pScreen) == FALSE)
+ ; /* XXX what do I do if it fails? */
+
+ /*
+ cfbScreenInit(pScreen, pPriv->pBits, maxWidth, maxHeight, maxXres,
+ maxYres, maxWidth);
+ miInitializeBackingStore(pScreen);
+ scalingScreenInit(pScreen);
+ */
+
+ pScreen->SaveScreen = (SaveScreenProcPtr)_XpBoolNoop;
+ pPriv->ChangeWindowAttributes = pScreen->ChangeWindowAttributes;
+ pScreen->ChangeWindowAttributes = RasterChangeWindowAttributes;
+ pPriv->CloseScreen = pScreen->CloseScreen;
+ pScreen->CloseScreen = RasterCloseScreen;
+
+ return TRUE;
+}
+
+/*
+ * GetPropString searches the context's config database for a property
+ * by the name of propName. If found, it returns the property's
+ * value, otherwise it returns NULL unless the requested attribute
+ * is RASTER_PRINT_PAGE_COMMAND, in which case it returns a hard-coded
+ * default string to invoke xpr to produce a PostScript(tm) formatted
+ * raster.
+ */
+
+static char *
+GetPropString(
+ XpContextPtr pCon,
+ char *propName)
+{
+ RasterContextPrivPtr pConPriv = (RasterContextPrivPtr)
+ pCon->devPrivates[RasterContextPrivateIndex].ptr;
+ char *type;
+ XrmValue val;
+ struct stat status;
+ int pclcomp_exists = 0;
+
+ if( XrmGetResource(pConPriv->config, propName, propName, &type, &val) ==
+ True )
+ return (char *)val.addr;
+
+ if( !strcmp( propName, RASTER_PRINT_PAGE_COMMAND ) )
+ if( doc_type == DOC_RASTER )
+ return "xpr -device ps %(InFile)% > %(OutFile)%";
+ else
+ {
+ XpOid orientation;
+ XpOid compression;
+ int pcl3_output_index = 0;
+
+ orientation = XpGetContentOrientation(pCon);
+ compression = XpGetAvailableCompression(pCon);
+
+ switch(orientation) {
+ case xpoid_val_content_orientation_landscape:
+ pcl3_output_index = 0;
+ break;
+ default:
+ pcl3_output_index += 9;
+ break;
+ }
+
+ if(stat(ABSOLUTE_PCLCOMP_PATH1, &status) != -1)
+ pclcomp_exists = 1;
+ else if(stat(ABSOLUTE_PCLCOMP_PATH2, &status) != -1)
+ pclcomp_exists = 1;
+
+ if(pclcomp_exists)
+ switch(compression) {
+ case xpoid_val_available_compressions_0:
+ pcl3_output_index += 0;
+ break;
+ case xpoid_val_available_compressions_01:
+ pcl3_output_index += 1;
+ break;
+ case xpoid_val_available_compressions_02:
+ pcl3_output_index += 2;
+ break;
+ case xpoid_val_available_compressions_03:
+ pcl3_output_index += 3;
+ break;
+ case xpoid_val_available_compressions_012:
+ pcl3_output_index += 4;
+ break;
+ case xpoid_val_available_compressions_013:
+ pcl3_output_index += 5;
+ break;
+ case xpoid_val_available_compressions_023:
+ pcl3_output_index += 6;
+ break;
+ default:
+ pcl3_output_index += 7;
+ break;
+ }
+ else
+ pcl3_output_index += 8;
+
+ return pcl3_output_cmds[pcl3_output_index];
+ }
+ else
+ return NULL;
+}
+
+static void
+SetDocumentType(
+ XpContextPtr pCon)
+{
+ XpOidList* attrs_supported;
+
+ /*
+ * only validate attributes found in document-attributes-supported
+ */
+ attrs_supported =
+ XpGetListAttr(pCon, XPPrinterAttr,
+ xpoid_att_document_attributes_supported,
+ (const XpOidList*)NULL);
+
+ if(XpOidListHasOid(attrs_supported, xpoid_att_document_format))
+ {
+ const char* value_in;
+ XpOidDocFmt *f;
+
+ value_in = XpGetStringAttr(pCon, XPDocAttr, xpoid_att_document_format);
+
+ f = XpOidDocFmtNew( value_in );
+
+ if( f != NULL )
+ {
+ if( !strcmp( f->format, "PCL" ) )
+ doc_type = DOC_PCL;
+ else
+ doc_type = DOC_RASTER;
+
+ XpOidDocFmtDelete( f );
+ }
+ }
+
+ /*
+ * clean up
+ */
+ XpOidListDelete(attrs_supported);
+}
+
+static int
+StartJob(
+ XpContextPtr pCon,
+ Bool sendClientData,
+ ClientPtr client)
+{
+ RasterContextPrivPtr pConPriv = (RasterContextPrivPtr)
+ pCon->devPrivates[RasterContextPrivateIndex].ptr;
+
+ SetDocumentType( pCon );
+
+ /*
+ * Check for existing page file, and delete it if it exists.
+ */
+ if(pConPriv->pageFileName != (char *)NULL)
+ {
+ if(pConPriv->pPageFile != (FILE *)NULL)
+ {
+ fclose(pConPriv->pPageFile);
+ pConPriv->pPageFile = (FILE *)NULL;
+ }
+ unlink(pConPriv->pageFileName);
+ Xfree(pConPriv->pageFileName);
+ pConPriv->pageFileName = (char *)NULL;
+ }
+
+ /*
+ * Create a temporary file to store the printer output.
+ */
+ if(!sendClientData)
+ {
+ /*
+ * Create a temporary file to store the printer output.
+ */
+ if (!XpOpenTmpFile("w", &pConPriv->jobFileName, &pConPriv->pJobFile))
+ return BadAlloc;
+ }
+
+ return Success;
+}
+
+/*
+ * StartDoc and EndDoc are just no-ops in this implementation, since
+ * our view of the spooler really doesn't recognize documents.
+ */
+
+static int
+StartDoc(
+ XpContextPtr pCon,
+ XPDocumentType type)
+{
+ return Success;
+}
+
+static int EndDoc(
+ XpContextPtr pCon,
+ Bool cancel)
+{
+ return Success;
+}
+
+#if 0
+
+/* XXX Not used. */
+
+/*
+ * BuidArgVector takes a pointer to a comma-separated list of command
+ * options and splits it out into an array of argument pointers. The
+ * caller must not free the optionList after calling this function until
+ * the returned arg vector is no longer needed, at which time the arg
+ * vector should also be freed.
+ */
+
+#define SEPARATOR_CHAR (char)','
+
+static char **
+BuildArgVector(
+ char *optionList,
+ char **argVector,
+ int argCount)
+{
+ char *curArg, *lastChar, *endArg;
+
+ curArg = optionList;
+ lastChar = optionList + strlen(optionList); /* includes final NULL */
+
+ while(curArg != (char *)NULL && curArg < lastChar)
+ {
+ /* strip leading white space */
+ while(curArg < lastChar && isascii((int)*curArg) &&
+ isspace((int)*curArg))
+ curArg++;
+
+ if(curArg < lastChar)
+ {
+ argVector = (char **)Xrealloc(argVector,
+ sizeof(char *) * (argCount + 2));
+ argVector[argCount] = curArg;
+ argVector[++argCount] = (char *)NULL;
+
+ endArg = strchr(curArg, SEPARATOR_CHAR);
+
+ /* Should I strip trailing white space ??? */
+
+ if(endArg != (char *)NULL)
+ {
+ *endArg = (char)'\0';
+ curArg = endArg + 1;
+ }
+ else
+ curArg = (char *)NULL;
+ }
+ }
+
+ return argVector;
+}
+#endif
+
+static int
+EndJob(
+ XpContextPtr pCon,
+ Bool cancel)
+{
+ RasterContextPrivPtr pConPriv = (RasterContextPrivPtr)
+ pCon->devPrivates[RasterContextPrivateIndex].ptr;
+
+ if( cancel == True )
+ {
+ if(pConPriv->getDocClient != (ClientPtr)NULL) {
+ XpFinishDocData(pConPriv->getDocClient);
+
+ pConPriv->getDocClient = (ClientPtr)NULL;
+ pConPriv->getDocBufSize = 0;
+ }
+
+ if(pConPriv->jobFileName != (char *)NULL)
+ {
+ unlink(pConPriv->jobFileName);
+ Xfree(pConPriv->jobFileName);
+ pConPriv->jobFileName = (char *)NULL;
+ }
+
+ return Success;
+ }
+
+ if(pConPriv->getDocClient != (ClientPtr)NULL&&pConPriv->getDocBufSize > 0)
+ {
+ XpFinishDocData(pConPriv->getDocClient);
+
+ pConPriv->getDocClient = (ClientPtr)NULL;
+ pConPriv->getDocBufSize = 0;
+
+ return Success;
+ }
+
+ if(pConPriv->pJobFile != (FILE *)NULL)
+ {
+ fclose(pConPriv->pJobFile);
+ pConPriv->pJobFile = (FILE *)NULL;
+
+ if(pConPriv->jobFileName != (char *)NULL)
+ {
+ XpSubmitJob( pConPriv->jobFileName, pCon );
+ unlink(pConPriv->jobFileName);
+ Xfree(pConPriv->jobFileName);
+ pConPriv->jobFileName = (char *)NULL;
+ }
+ }
+
+ return Success;
+}
+
+/* StartPage
+ *
+ * If page file exists
+ * close page file
+ * set page file pointer = NULL
+ * unlink page file
+ */
+static int
+StartPage(
+ XpContextPtr pCon,
+ WindowPtr pWin)
+{
+ RasterContextPrivPtr pConPriv = (RasterContextPrivPtr)
+ pCon->devPrivates[RasterContextPrivateIndex].ptr;
+
+ if(pConPriv->pPageFile != (FILE *)NULL)
+ {
+ fclose(pConPriv->pPageFile);
+ pConPriv->pPageFile = (FILE *)NULL;
+ }
+ if(pConPriv->pageFileName != (char *)NULL)
+ {
+ unlink(pConPriv->pageFileName);
+ pConPriv->pageFileName = (char *)NULL;
+ }
+
+ return Success;
+}
+
+#include "X11/XWDFile.h"
+
+
+#define lowbit(x) ((x) & (~(x) + 1))
+
+/*
+ * Get the XWDColors of all pixels in colormap - returns # of colors
+ */
+static XWDColor *
+Get_XWDColors(
+ ColormapPtr pCmap)
+{
+ int i, ncolors;
+ xrgb *prgbList;
+ Pixel *pPixels;
+ XWDColor *colors;
+
+ ncolors = pCmap->pVisual->ColormapEntries;
+ if (!(colors = (XWDColor *) malloc (sizeof(XWDColor) * ncolors)))
+ return (XWDColor *) NULL;
+ if (!(prgbList = (xrgb*) malloc(sizeof(xrgb) * ncolors)))
+ {
+ Xfree(colors);
+ return (XWDColor *) NULL;
+ }
+ if (!(pPixels = (Pixel*) malloc(sizeof(Pixel) * ncolors)))
+ {
+ Xfree(colors);
+ Xfree(prgbList);
+ return (XWDColor *) NULL;
+ }
+
+ if (pCmap->pVisual->class == DirectColor ||
+ pCmap->pVisual->class == TrueColor) {
+ Pixel red, green, blue, red1, green1, blue1;
+
+ red = green = blue = 0;
+ red1 = lowbit(pCmap->pVisual->redMask);
+ green1 = lowbit(pCmap->pVisual->greenMask);
+ blue1 = lowbit(pCmap->pVisual->blueMask);
+ for (i=0; i<ncolors; i++) {
+ colors[i].pixel = red|green|blue;
+ colors[i].pad = 0;
+ red += red1;
+ if (red > pCmap->pVisual->redMask)
+ red = 0;
+ green += green1;
+ if (green > pCmap->pVisual->greenMask)
+ green = 0;
+ blue += blue1;
+ if (blue > pCmap->pVisual->blueMask)
+ blue = 0;
+ }
+ } else {
+ for (i=0; i<ncolors; i++) {
+ colors[i].pixel = i;
+ colors[i].pad = 0;
+ }
+ }
+
+ for(i = 0; i < ncolors; i++)
+ pPixels[i] = colors[i].pixel;
+
+ QueryColors(pCmap, ncolors, pPixels, prgbList);
+ Xfree(pPixels);
+
+ for(i = 0; i < ncolors; i++)
+ {
+ colors[i].red = prgbList[i].red;
+ colors[i].green = prgbList[i].green;
+ colors[i].blue = prgbList[i].blue;
+ }
+ Xfree(prgbList);
+
+ return(colors);
+}
+
+static void
+_swapshort (
+ register char *bp,
+ register unsigned n)
+{
+ register char c;
+ register char *ep = bp + n;
+
+ while (bp < ep) {
+ c = *bp;
+ *bp = *(bp + 1);
+ bp++;
+ *bp++ = c;
+ }
+}
+
+static void
+_swaplong (
+ register char *bp,
+ register unsigned n)
+{
+ register char c;
+ register char *ep = bp + n;
+ register char *sp;
+
+ while (bp < ep) {
+ sp = bp + 3;
+ c = *sp;
+ *sp = *bp;
+ *bp++ = c;
+ sp = bp + 1;
+ c = *sp;
+ *sp = *bp;
+ *bp++ = c;
+ bp += 2;
+ }
+}
+static int
+WriteWindowRaster(
+ WindowPtr pWin,
+ FILE *pRasterFile)
+{
+ long widthBytesLine, length;
+ int nlines, linesPerBuf, height, linesDone;
+ char *pBuf;
+ DrawablePtr pDraw = &pWin->drawable;
+ XWDFileHeader header;
+ int win_name_size;
+ int header_size;
+ int ncolors, i;
+ char *win_name;
+ VisualPtr pVisual;
+ ColormapPtr pCmap;
+ XWDColor *pColors;
+ unsigned long swaptest = 1;
+
+ widthBytesLine = PixmapBytePad(pWin->drawable.width, pWin->drawable.depth);
+ length = widthBytesLine * pWin->drawable.height;
+ height = pWin->drawable.height;
+
+ if(length <= 0)
+ return Success;
+
+ if (widthBytesLine >= IMAGE_BUFSIZE)
+ linesPerBuf = 1;
+ else
+ {
+ linesPerBuf = IMAGE_BUFSIZE / widthBytesLine;
+ if (linesPerBuf > height)
+ linesPerBuf = height;
+ }
+ length = linesPerBuf * widthBytesLine;
+ if (linesPerBuf < height)
+ {
+ /* we have to make sure intermediate buffers don't need padding */
+ while ((linesPerBuf > 1) && (length & 3))
+ {
+ linesPerBuf--;
+ length -= widthBytesLine;
+ }
+ while (length & 3)
+ {
+ linesPerBuf++;
+ length += widthBytesLine;
+ }
+ }
+ if(!(pBuf = (char *) Xalloc(length)))
+ return (BadAlloc);
+
+ /*
+ * Start of Xwd header code.
+ */
+
+ /*
+ * XXX - Should we use the real window name???
+ */
+ win_name = "xwdump";
+ /* sizeof(char) is included for the null string terminator. */
+ win_name_size = strlen(win_name) + sizeof(char);
+
+ pCmap = (ColormapPtr)LookupIDByType(wColormap (pWin), RT_COLORMAP);
+ pVisual = pCmap->pVisual;
+ if((pColors = Get_XWDColors(pCmap)) == (XWDColor *)NULL)
+ {
+ Xfree(pBuf);
+ return (BadAlloc);
+ }
+
+ /*
+ * Write out header information.
+ */
+ header_size = sizeof(header) + win_name_size;
+ header.header_size = (CARD32) header_size;
+ header.file_version = (CARD32) XWD_FILE_VERSION;
+ header.pixmap_format = (CARD32) ZPixmap; /* Must match GetImage below */
+ header.pixmap_depth = (CARD32) pDraw->depth;
+ header.pixmap_width = (CARD32) pDraw->width;
+ header.pixmap_height = (CARD32) pDraw->height;
+ header.xoffset = (CARD32) 0;
+ header.byte_order = (CARD32) screenInfo.imageByteOrder;
+ header.bitmap_unit = (CARD32) screenInfo.bitmapScanlineUnit;
+ header.bitmap_bit_order = (CARD32) screenInfo.bitmapBitOrder;
+ header.bitmap_pad = (CARD32) screenInfo.bitmapScanlinePad;
+ header.bits_per_pixel = (CARD32) pDraw->bitsPerPixel;
+ header.bytes_per_line = (CARD32) widthBytesLine;
+ header.visual_class = (CARD32) pVisual->class;
+ header.red_mask = (CARD32) pVisual->redMask;
+ header.green_mask = (CARD32) pVisual->greenMask;
+ header.blue_mask = (CARD32) pVisual->blueMask;
+ header.bits_per_rgb = (CARD32) pVisual->bitsPerRGBValue;
+ header.colormap_entries = (CARD32) pVisual->ColormapEntries;
+ header.ncolors = ncolors = (CARD32) pVisual->ColormapEntries;
+ header.window_width = (CARD32) pDraw->width;
+ header.window_height = (CARD32) pDraw->height;
+ header.window_x = 0;
+ header.window_y = 0;
+ header.window_bdrwidth = (CARD32) 0;
+
+ if (*(char *) &swaptest) {
+ _swaplong((char *) &header, sizeof(header));
+ for (i = 0; i < ncolors; i++) {
+ _swaplong((char *) &pColors[i].pixel, sizeof(long));
+ _swapshort((char *) &pColors[i].red, 3 * sizeof(short));
+ }
+ }
+
+ (void) fwrite((char *)&header, sizeof(header), 1, pRasterFile);
+ (void) fwrite(win_name, win_name_size, 1, pRasterFile);
+ (void) fwrite((char *) pColors, sizeof(XWDColor), ncolors, pRasterFile);
+
+ Xfree(pColors);
+
+ /*
+ * End of Xwd header code.
+ */
+
+ linesDone = 0;
+ while(height - linesDone > 0)
+ {
+ nlines = min(linesPerBuf, height - linesDone);
+ (*pDraw->pScreen->GetImage) (pDraw,
+ 0,
+ linesDone,
+ pWin->drawable.width,
+ nlines,
+ ZPixmap,
+ ~0,
+ pBuf);
+
+ if(fwrite(pBuf, sizeof(char), (size_t)(nlines * widthBytesLine),
+ pRasterFile) !=
+ (size_t)(nlines * widthBytesLine))
+ {
+ Xfree(pBuf);
+ return BadAlloc;
+ }
+ linesDone += nlines;
+ }
+ Xfree(pBuf);
+ return Success;
+}
+
+
+static int
+SendPage( XpContextPtr pCon )
+{
+ struct stat statBuf;
+ RasterContextPrivPtr pConPriv = (RasterContextPrivPtr)
+ pCon->devPrivates[RasterContextPrivateIndex].ptr;
+
+ if(stat(pConPriv->pageFileName, &statBuf) < 0)
+ return BadAlloc;
+
+ return XpSendDocumentData(pConPriv->getDocClient,
+ pConPriv->pPageFile, (int)statBuf.st_size,
+ pConPriv->getDocBufSize);
+}
+
+/*
+ * EndPage:
+ *
+ * If page file doesn't exist:
+ * {
+ * Create page file
+ * Open page file
+ * Write page header to page file
+ * if(preRasterFile exists)
+ * copy preRasterFile contents to page file
+ * if(noRasterFile exists)
+ * write noRasterFile contents to page file
+ * else
+ * Create raster image file
+ * Open raster image file
+ * GetImage data
+ * Write Image data to raster image file
+ * invoke page_command on raster image file
+ * Write raster image file contents to page file
+ * Unlink tempPage file
+ * if(postRasterFile exists)
+ * write postRasterFile contents to page file
+ * Write page trailer to page file
+ * }
+ * Write page file to job file
+ */
+static int
+EndPage(
+ XpContextPtr pCon,
+ WindowPtr pWin)
+{
+ RasterContextPrivPtr pConPriv = (RasterContextPrivPtr)
+ pCon->devPrivates[RasterContextPrivateIndex].ptr;
+ struct stat statBuf;
+ char *rasterFileName = (char *)NULL, *pCommand = (char *)NULL;
+ FILE *pRasterFile = (FILE *)NULL;
+
+ if(pConPriv->pageFileName == (char *)NULL)
+ {
+ /*
+ * Open the page file.
+ */
+ if (!XpOpenTmpFile("w+", &pConPriv->pageFileName,
+ &pConPriv->pPageFile))
+ goto BAD_PAGE_ALLOC;
+
+ /*
+ * Copy any pre-raster document data to the page file.
+ */
+ if(pConPriv->pPreRasterFile != (FILE *)NULL)
+ {
+ if(CopyContentsAndDelete(&pConPriv->pPreRasterFile,
+ &pConPriv->preRasterFileName,
+ pConPriv->pPageFile) == FALSE)
+ goto BAD_PAGE_ALLOC;
+ }
+
+ /*
+ * Copy either the no-raster document data, or the raster
+ * data itself to the page file.
+ * If the no-raster file exists, then we don't process the
+ * actual window raster bits.
+ */
+ if(pConPriv->pNoRasterFile != (FILE *)NULL)
+ {
+ if(CopyContentsAndDelete(&pConPriv->pNoRasterFile,
+ &pConPriv->noRasterFileName,
+ pConPriv->pPageFile) == FALSE)
+ goto BAD_PAGE_ALLOC;
+ }
+ else
+ {
+ /*
+ * Open the raster image file.
+ */
+ if (!XpOpenTmpFile("w", &rasterFileName, &pRasterFile))
+ goto BAD_PAGE_ALLOC;
+
+ /*
+ * Write the page image data to the raster image file.
+ */
+ if(WriteWindowRaster(pWin, pRasterFile) != Success)
+ goto BAD_PAGE_ALLOC;
+
+ /*
+ * Invoke the page_command on the raster image file.
+ */
+ if((pCommand = GetPropString(pCon, RASTER_PRINT_PAGE_COMMAND)) !=
+ (char *)NULL)
+ {
+ char *outFileName;
+ FILE *pOutFile;
+
+ if (!XpOpenTmpFile("w", &outFileName, &pOutFile))
+ goto BAD_PAGE_ALLOC;
+ fclose(pOutFile);
+
+ pCommand = ReplaceFileString(strdup(pCommand), rasterFileName,
+ outFileName);
+ fclose(pRasterFile);
+ SystemCmd(pCommand);
+ free(pCommand);
+ /*
+ * Delete the unprocessed raster file.
+ */
+ unlink(rasterFileName);
+ Xfree(rasterFileName);
+ rasterFileName = outFileName;
+ if((pRasterFile = fopen(rasterFileName, "r")) == (FILE *)NULL)
+ goto BAD_PAGE_ALLOC;
+ }
+ else
+ {
+ fclose(pRasterFile);
+ if((pRasterFile = fopen(rasterFileName, "r")) == (FILE *)NULL)
+ goto BAD_PAGE_ALLOC;
+ }
+
+ /*
+ * Copy the raster image file contents to the page file.
+ * Note that pRasterFile must be set to the start of the
+ * raster file.
+ */
+ if(CopyContentsAndDelete(&pRasterFile,
+ &rasterFileName,
+ pConPriv->pPageFile) == FALSE)
+ goto BAD_PAGE_ALLOC;
+ }
+
+ /*
+ * Copy any post-raster document data to the page file.
+ */
+ if(pConPriv->pPostRasterFile != (FILE *)NULL)
+ {
+ if(CopyContentsAndDelete(&pConPriv->pPostRasterFile,
+ &pConPriv->postRasterFileName,
+ pConPriv->pPageFile) == FALSE)
+ goto BAD_PAGE_ALLOC;
+ }
+
+ }
+
+ /*
+ * Write the page file contents to the job file or to the client
+ * performing GetDocumentData.
+ * pConPriv->pPageFile must first be set to the start of the page file.
+ */
+ rewind(pConPriv->pPageFile);
+ if(stat(pConPriv->pageFileName, &statBuf) < 0)
+ goto BAD_PAGE_ALLOC;
+
+ /*
+ * Send the page data to whatever client has called GetDocumentData.
+ */
+ if(pConPriv->getDocClient != (ClientPtr)NULL&&pConPriv->getDocBufSize > 0)
+ {
+ int retval;
+ /*
+ * We should do something like the following: suspend the
+ * caller until we can gracefully write all the data in small
+ * chunks to the receiver, but for now we'll just call WriteToClient
+ * on the huge chunk
+ */
+ retval = SendPage(pCon);
+ fclose(pConPriv->pPageFile);
+ pConPriv->pPageFile = (FILE *)NULL;
+ unlink(pConPriv->pageFileName);
+ free(pConPriv->pageFileName);
+ pConPriv->pageFileName = (char *)NULL;
+ return retval;
+ }
+
+ if(pConPriv->pJobFile == (FILE *)NULL)
+ {
+ /*
+ * This shouldn't be necessary. I believe we only get here if
+ * someone calls "EndPage" prior to "StartJob". This error
+ * condition should probably be trapped at a higher level.
+ */
+
+ if(pConPriv->jobFileName != (char *)NULL)
+ Xfree(pConPriv->jobFileName);
+ /*
+ * Create a temporary file to store the printer output.
+ */
+ if (!XpOpenTmpFile("w", &pConPriv->jobFileName, &pConPriv->pJobFile))
+ goto BAD_PAGE_ALLOC;
+ }
+
+ if(TransferBytes(pConPriv->pPageFile, pConPriv->pJobFile,
+ (int)statBuf.st_size) != (int)statBuf.st_size)
+ goto BAD_PAGE_ALLOC;
+
+ fclose(pConPriv->pPageFile);
+ pConPriv->pPageFile = (FILE *)NULL;
+ unlink(pConPriv->pageFileName);
+ free(pConPriv->pageFileName);
+ pConPriv->pageFileName = (char *)NULL;
+
+ return Success;
+
+ BAD_PAGE_ALLOC:
+
+ FreePageFiles(pConPriv);
+
+ if(pRasterFile != (FILE *)NULL)
+ fclose(pRasterFile);
+ if(rasterFileName != (char *)NULL)
+ {
+ unlink(rasterFileName);
+ Xfree(rasterFileName);
+ }
+ return BadAlloc;
+}
+
+static int
+DocumentData(
+ XpContextPtr pCon,
+ DrawablePtr pDraw,
+ char *pData,
+ int len_data,
+ char *pDoc_fmt,
+ int len_fmt,
+ char *pOptions,
+ int len_options,
+ ClientPtr client)
+{
+ RasterContextPrivPtr pConPriv = (RasterContextPrivPtr)
+ pCon->devPrivates[RasterContextPrivateIndex].ptr;
+ char *preRasterStr = PRE_RASTER, *postRasterStr = POST_RASTER,
+ *noRasterStr = NO_RASTER;
+
+ /*
+ * Check that options equals either PRE_RASTER or POST_RASTER.
+ */
+ if(len_options == strlen(preRasterStr) &&
+ strncmp(pOptions, preRasterStr, strlen(preRasterStr)) == 0)
+ {
+ if(pConPriv->pPreRasterFile == (FILE *)NULL)
+ {
+ if (!XpOpenTmpFile("w+", &pConPriv->preRasterFileName,
+ &pConPriv->pPreRasterFile))
+ return BadAlloc;
+ }
+ if(fwrite(pData, sizeof(char), (size_t)len_data,
+ pConPriv->pPreRasterFile) != (size_t)len_data)
+ return BadAlloc;
+ fflush(pConPriv->pPreRasterFile);
+ }
+ else if(len_options == strlen(postRasterStr) &&
+ strncmp(pOptions, postRasterStr, strlen(postRasterStr)) == 0)
+ {
+ if(pConPriv->pPostRasterFile == (FILE *)NULL)
+ {
+ if (!XpOpenTmpFile("w+", &pConPriv->postRasterFileName,
+ &pConPriv->pPostRasterFile))
+ return BadAlloc;
+ }
+ if(fwrite(pData, sizeof(char), (size_t)len_data,
+ pConPriv->pPostRasterFile) != (size_t)len_data)
+ return BadAlloc;
+ fflush(pConPriv->pPostRasterFile);
+ }
+ else if(len_options == strlen(noRasterStr) &&
+ strncmp(pOptions, noRasterStr, strlen(noRasterStr)) == 0)
+ {
+ if(pConPriv->pNoRasterFile == (FILE *)NULL)
+ {
+ if (!XpOpenTmpFile("w+", &pConPriv->noRasterFileName,
+ &pConPriv->pNoRasterFile))
+ return BadAlloc;
+ }
+ if(fwrite(pData, sizeof(char), (size_t)len_data,
+ pConPriv->pNoRasterFile) != (size_t)len_data)
+ return BadAlloc;
+ fflush(pConPriv->pNoRasterFile);
+ }
+ else
+ return BadValue;
+
+ return Success;
+}
+
+/*
+ * GetDocumentData notes which client is requesting the document data for
+ * a particular context. The Raster driver's EndPage function causes the
+ * data to be written to the proper client.
+ */
+static int
+GetDocumentData(
+ XpContextPtr pContext,
+ ClientPtr client,
+ int maxBufferSize)
+{
+ RasterContextPrivPtr pConPriv = (RasterContextPrivPtr)
+ pContext->devPrivates[RasterContextPrivateIndex].ptr;
+
+ pConPriv->getDocClient = client;
+ pConPriv->getDocBufSize = maxBufferSize;
+ return Success;
+}
+
+static void
+AllocateRasterPrivates(
+ ScreenPtr pScreen)
+{
+ if(RasterGeneration != serverGeneration)
+ {
+ RasterScreenPrivateIndex = AllocateScreenPrivateIndex();
+ RasterContextPrivateIndex = XpAllocateContextPrivateIndex();
+ XpAllocateContextPrivate( RasterContextPrivateIndex,
+ sizeof( RasterContextPrivRec ) );
+
+ RasterGeneration = serverGeneration;
+ }
+ pScreen->devPrivates[RasterScreenPrivateIndex].ptr = (pointer)Xalloc(
+ sizeof(RasterScreenPrivRec));
+}
+
+/*
+ * RasterChangeWindowAttributes - Make sure that the window's backing
+ * store is turned on.
+ */
+static Bool
+RasterChangeWindowAttributes(
+ WindowPtr pWin,
+ unsigned long mask)
+{
+ Bool status = Success;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ RasterScreenPrivPtr pScreenPriv = (RasterScreenPrivPtr)
+ pScreen->devPrivates[RasterScreenPrivateIndex].ptr;
+
+ if(pWin->backingStore == NotUseful)
+ {
+ pWin->backingStore = WhenMapped;
+ mask |= CWBackingStore;
+ }
+
+ if(pScreenPriv->ChangeWindowAttributes != NULL)
+ {
+ pScreen->ChangeWindowAttributes = pScreenPriv->ChangeWindowAttributes;
+ status = pScreen->ChangeWindowAttributes(pWin, mask);
+ pScreen->ChangeWindowAttributes = RasterChangeWindowAttributes;
+ }
+ return status;
+}
+
+/*
+ * RasterValidateDocFormats - Inspects the files available in the
+ * ddx-config/XP-RASTER directory to find the names of PDLs for which
+ * we have processing commands. These names are then intersected with
+ * the contents of the printer's document-formats-supported attribute,
+ * and the result is stored back into document-formats-supported.
+ * We have hard-coded knowledge of how to produce PS, so we always
+ * leave that in, if it's listed in document-formats-supported,
+ * even if we don't have a configuration file. If there is a
+ * configuration file for PS, then its contents will override our default.
+ */
+static void
+RasterValidateDocFormats(
+ XpContextPtr pCon)
+{
+}
+
+/*
+ * RasterValidateAttrs - Inspects and Corrects the attribute values
+ * in the specified context.
+ */
+static void
+RasterValidateAttrs(
+ XpContextPtr pCon)
+{
+ RasterValidateDocFormats(pCon);
+ XpValidatePrinterPool(pCon, &RasterValidatePoolsRec);
+ XpValidateJobPool(pCon, &RasterValidatePoolsRec);
+ XpValidateDocumentPool(pCon, &RasterValidatePoolsRec);
+}
+
+/*
+ * RasterInitContext - Establish the appropriate values for a
+ * PrintContext used with the Raster Driver.
+ */
+static char DOC_ATT_SUPP[]="document-attributes-supported:\tdefault-medium document-format";
+static char JOB_ATT_SUPP[]="job-attributes-supported:\t";
+static char DDX_DIR[]="ddx-config";
+
+static int
+RasterInitContext(
+ XpContextPtr pCon)
+{
+ char *configFileName, *val, *attrStr;
+ RasterContextPrivPtr pConPriv;
+ XpDriverFuncsPtr pFuncs;
+
+ /*
+ * Initialize the attribute store for this printer.
+ */
+ XpInitAttributes( pCon );
+
+ /*
+ * Validate the attributes
+ */
+ RasterValidateAttrs( pCon );
+
+
+ /*
+ * Initialize the function pointers
+ */
+ pFuncs = &( pCon->funcs );
+ pFuncs->StartJob = StartJob;
+ pFuncs->EndJob = EndJob;
+ pFuncs->StartDoc = StartDoc;
+ pFuncs->EndDoc = EndDoc;
+ pFuncs->StartPage = StartPage;
+ pFuncs->EndPage = EndPage;
+ pFuncs->PutDocumentData = DocumentData;
+ pFuncs->GetDocumentData = GetDocumentData;
+ pFuncs->DestroyContext = RasterDestroyContext;
+ pFuncs->GetAttributes = RasterGetAttributes;
+ pFuncs->GetOneAttribute = RasterGetOneAttribute;
+ pFuncs->SetAttributes = RasterSetAttributes;
+ pFuncs->AugmentAttributes = RasterAugmentAttributes;
+ pFuncs->GetMediumDimensions = RasterMediumDimensions;
+ pFuncs->GetReproducibleArea = RasterReproducibleArea;
+
+ /*
+ * Set up the context privates
+ */
+ pConPriv = (RasterContextPrivPtr)
+ pCon->devPrivates[RasterContextPrivateIndex].ptr;
+
+ pConPriv->jobFileName = (char *)NULL;
+ pConPriv->pageFileName = (char *)NULL;
+ pConPriv->preRasterFileName = (char *)NULL;
+ pConPriv->postRasterFileName = (char *)NULL;
+ pConPriv->noRasterFileName = (char *)NULL;
+ pConPriv->pJobFile = (FILE *)NULL;
+ pConPriv->pPageFile = (FILE *)NULL;
+ pConPriv->pPreRasterFile = (FILE *)NULL;
+ pConPriv->pPostRasterFile = (FILE *)NULL;
+ pConPriv->pNoRasterFile = (FILE *)NULL;
+
+ pConPriv->getDocClient = (ClientPtr)NULL;
+ pConPriv->getDocBufSize = 0;
+
+ /*
+ * Get the configuration information for the context's printer
+ */
+ configFileName = XpGetOneAttribute( pCon, XPPrinterAttr,
+ "xp-ddx-config-file-name" );
+ if(configFileName && strlen(configFileName))
+ {
+ if( configFileName[0] == '/' )
+ pConPriv->config = XrmGetFileDatabase( configFileName );
+ else
+ {
+ char *configDir, *configFilePath;
+
+ configDir = XpGetConfigDir(FALSE);
+ configFilePath = (char *)malloc((strlen(configDir) +
+ strlen(DDX_DIR) +
+ strlen(RASTER_DRIV_NAME) +
+ strlen(configFileName) +
+ 4)* sizeof(char));
+ sprintf(configFilePath, "%s/%s/%s/%s", configDir, DDX_DIR,
+ RASTER_DRIV_NAME, configFileName);
+ pConPriv->config = XrmGetFileDatabase(configFilePath);
+ free(configDir);
+ free(configFilePath);
+ }
+ }
+ else
+ pConPriv->config = (XrmDatabase)NULL;
+
+ /*
+ * Add our own attribute initialization
+ */
+ /*
+ * document-attributes-supported
+ */
+ val = XpGetOneAttribute(pCon, XPServerAttr, "document-attributes-supported");
+ if((attrStr = (char *)xalloc(strlen(val) + strlen(DOC_ATT_SUPP) + 4)) ==
+ (char *)NULL)
+ return BadAlloc;
+ sprintf(attrStr, "*%s %s", DOC_ATT_SUPP, val);
+ XpAugmentAttributes(pCon, XPPrinterAttr, attrStr);
+ xfree(attrStr);
+
+ /*
+ * job-attributes-supported
+ */
+ val = XpGetOneAttribute(pCon, XPServerAttr, "job-attributes-supported");
+ if((attrStr = (char *)xalloc(strlen(val) + strlen(JOB_ATT_SUPP) + 4)) ==
+ (char *)NULL)
+ return BadAlloc;
+ sprintf(attrStr, "*%s %s", JOB_ATT_SUPP, val);
+ XpAugmentAttributes(pCon, XPPrinterAttr, attrStr);
+ xfree(attrStr);
+
+ /*
+ * PageAttributesSupported
+ */
+ XpAugmentAttributes(pCon, XPPrinterAttr, "*xp-page-attributes-supported:");
+
+ return Success;
+}
+
+
+
+static Bool
+RasterDestroyContext(
+ XpContextPtr pCon)
+{
+ RasterContextPrivPtr pConPriv = (RasterContextPrivPtr)
+ pCon->devPrivates[RasterContextPrivateIndex].ptr;
+
+ /*
+ * Clean up the temporary files
+ */
+ FreePageFiles( pConPriv );
+
+ if( pConPriv->pJobFile != (FILE *)NULL )
+ {
+ fclose( pConPriv->pJobFile );
+ pConPriv->pJobFile = (FILE *)NULL;
+ }
+ if( pConPriv->jobFileName != (char *)NULL )
+ {
+ unlink( pConPriv->jobFileName );
+ Xfree( pConPriv->jobFileName );
+ }
+ if(pConPriv->config)
+ {
+ XrmDestroyDatabase(pConPriv->config);
+ pConPriv->config = (XrmDatabase)NULL;
+ }
+
+ XpDestroyAttributes( pCon );
+ return Success;
+}
+
+static char *
+RasterGetAttributes(
+ XpContextPtr pContext,
+ XPAttributes class)
+{
+ return XpGetAttributes( pContext, class );
+}
+
+static char *
+RasterGetOneAttribute(
+ XpContextPtr pContext,
+ XPAttributes class,
+ char *attr)
+{
+ return XpGetOneAttribute( pContext, class, attr );
+}
+
+static int
+RasterSetAttributes(XpContextPtr pCon,
+ XPAttributes class,
+ char *attributes)
+{
+ return XpSetAttributes( pCon, class, attributes );
+}
+
+static int
+RasterAugmentAttributes(
+ XpContextPtr pCon,
+ XPAttributes class,
+ char *attributes)
+{
+ return XpAugmentAttributes( pCon, class, attributes );
+}
+
+static void
+FreePageFiles(
+ RasterContextPrivPtr pConPriv)
+{
+ if(pConPriv->pPageFile != (FILE *)NULL)
+ {
+ fclose(pConPriv->pPageFile);
+ pConPriv->pPageFile = (FILE *)NULL;
+ }
+ if(pConPriv->pageFileName != (char *)NULL)
+ {
+ unlink(pConPriv->pageFileName);
+ Xfree(pConPriv->pageFileName);
+ pConPriv->pageFileName = (char *)NULL;
+ }
+ if(pConPriv->pPreRasterFile != (FILE *)NULL)
+ {
+ fclose(pConPriv->pPreRasterFile);
+ pConPriv->pPreRasterFile = (FILE *)NULL;
+ }
+ if(pConPriv->preRasterFileName != (char *)NULL)
+ {
+ unlink(pConPriv->preRasterFileName);
+ Xfree(pConPriv->preRasterFileName);
+ pConPriv->preRasterFileName = (char *)NULL;
+ }
+ if(pConPriv->pPostRasterFile != (FILE *)NULL)
+ {
+ fclose(pConPriv->pPostRasterFile);
+ pConPriv->pPostRasterFile = (FILE *)NULL;
+ }
+ if(pConPriv->postRasterFileName != (char *)NULL)
+ {
+ unlink(pConPriv->postRasterFileName);
+ Xfree(pConPriv->postRasterFileName);
+ pConPriv->postRasterFileName = (char *)NULL;
+ }
+ if(pConPriv->pNoRasterFile != (FILE *)NULL)
+ {
+ fclose(pConPriv->pNoRasterFile);
+ pConPriv->pNoRasterFile = (FILE *)NULL;
+ }
+ if(pConPriv->noRasterFileName != (char *)NULL)
+ {
+ unlink(pConPriv->noRasterFileName);
+ Xfree(pConPriv->noRasterFileName);
+ pConPriv->noRasterFileName = (char *)NULL;
+ }
+}
+
+/*
+ * RasterCloseScreen - Call any wrapped CloseScreen function,
+ * and free the screen memory.
+ */
+static Bool
+RasterCloseScreen(
+ int index,
+ ScreenPtr pScreen)
+{
+ Bool status = Success;
+ RasterScreenPrivPtr pScreenPriv = (RasterScreenPrivPtr)
+ pScreen->devPrivates[RasterScreenPrivateIndex].ptr;
+
+ /*
+ * Call any wrapped CloseScreen proc.
+ */
+ if(pScreenPriv->CloseScreen != NULL)
+ {
+ pScreen->CloseScreen = pScreenPriv->CloseScreen;
+ status = pScreen->CloseScreen(index, pScreen);
+ pScreen->CloseScreen = RasterCloseScreen;
+ }
+
+ Xfree(pScreenPriv->pBits);
+ Xfree(pScreenPriv);
+
+ return status;
+}
+
+#include <signal.h>
+
+/* ARGSUSED */
+static void SigchldHndlr (int dummy)
+{
+ int status;
+ int olderrno = errno;
+ struct sigaction act;
+ sigfillset(&act.sa_mask);
+ act.sa_flags = 0;
+ act.sa_handler = SigchldHndlr;
+
+ (void) wait (&status);
+
+ /*
+ * Is this really necessary?
+ */
+ sigaction(SIGCHLD, &act, (struct sigaction *)NULL);
+ errno = olderrno;
+}
+
+/*
+ * SystemCmd provides a wrapper for the 'system' library call. The call
+ * appears to be sensitive to the handling of SIGCHLD, so this wrapper
+ * sets the status to SIG_DFL, and then resets the established handler
+ * after system returns.
+ */
+static int
+SystemCmd(char *cmdStr)
+{
+ int status;
+ struct sigaction newAct, oldAct;
+ sigfillset(&newAct.sa_mask);
+ newAct.sa_flags = 0;
+ newAct.sa_handler = SIG_DFL;
+ sigfillset(&oldAct.sa_mask);
+ oldAct.sa_flags = 0;
+ oldAct.sa_handler = SigchldHndlr;
+
+ /*
+ * get the old handler, and set the action to IGN
+ */
+ sigaction(SIGCHLD, &newAct, &oldAct);
+
+ status = system (cmdStr);
+
+ sigaction(SIGCHLD, &oldAct, (struct sigaction *)NULL);
+ return status;
+}
+
+/*
+ * RasterMediumDimensions is installed in the GetMediumDimensions field
+ * of each raster-initialized context.
+ */
+static int
+RasterMediumDimensions(XpContextPtr pCon,
+ CARD16 *width,
+ CARD16 *height)
+{
+ XpGetMediumDimensions(pCon, width, height);
+ return Success;
+}
+
+/*
+ * RasterReproducibleArea is installed in the GetReproducibleArea field
+ * of each raster-initialized context.
+ */
+static int
+RasterReproducibleArea(XpContextPtr pCon,
+ xRectangle *pRect)
+{
+ XpGetReproductionArea(pCon, pRect);
+ return Success;
+}