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-rw-r--r--hw/xprint/pcl/PclMisc.c301
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diff --git a/hw/xprint/pcl/PclMisc.c b/hw/xprint/pcl/PclMisc.c
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--- a/hw/xprint/pcl/PclMisc.c
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-/*******************************************************************
-**
-** *********************************************************
-** *
-** * File: PclMisc.c
-** *
-** * Contents:
-** * Miscellaneous code for Pcl driver.
-** *
-** * Created: 2/01/95
-** *
-** *********************************************************
-**
-********************************************************************/
-/*
-(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.
-*/
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <stdlib.h>
-#include <signal.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <X11/Xos.h> /* for SIGCLD on pre-POSIX systems */
-#include "Pcl.h"
-
-#include "cursor.h"
-#include "resource.h"
-
-#include "windowstr.h"
-#include "propertyst.h"
-#include "attributes.h"
-
-
-/*ARGSUSED*/
-void
-PclQueryBestSize(
- int type,
- short *pwidth,
- short *pheight,
- ScreenPtr pScreen)
-{
- unsigned width, highBit;
-
- switch(type)
- {
- case CursorShape:
- *pwidth = 0;
- *pheight = 0;
- break;
- case TileShape:
- case StippleShape:
- width = *pwidth;
- if (!width) break;
- /* Return the nearest power of two >= what they gave us */
- highBit = 0x80000000;
- /* Find the highest 1 bit in the given width */
- while(!(highBit & width))
- highBit >>= 1;
- /* If greater than that then return the next power of two */
- if((highBit - 1) & width)
- highBit <<= 1;
- *pwidth = highBit;
- /* height is a don't-care */
- break;
- }
-}
-
-/*
- * GetPropString searches the window heirarchy from pWin up looking for
- * a property by the name of propName. If found, returns the property's
- * value. If not, it returns NULL.
- */
-char *
-GetPropString(
- WindowPtr pWin,
- char *propName)
-{
- Atom atom;
- PropertyPtr pProp = (PropertyPtr)NULL;
- char *retVal;
-
- atom = MakeAtom(propName, strlen(propName), FALSE);
- if(atom != BAD_RESOURCE)
- {
- WindowPtr pPropWin;
- int rc, n;
-
- /*
- * The atom has been defined, but it might only exist as a
- * property on an unrelated window.
- */
- for(pPropWin = pWin; pPropWin != (WindowPtr)NULL;
- pPropWin = pPropWin->parent)
- {
- rc = dixLookupProperty(&pProp, pPropWin, atom,
- serverClient, DixReadAccess);
- if (rc == Success)
- break;
- else
- pProp = NULL;
- }
- if(pProp == (PropertyPtr)NULL)
- return (char *)NULL;
-
- n = (pProp->format/8) * pProp->size; /* size (bytes) of prop */
- retVal = (char *)xalloc(n + 1);
- (void)memcpy((void *)retVal, (void *)pProp->data, n);
- retVal[n] = '\0';
-
- return retVal;
- }
-
- return (char *)NULL;
-}
-
-#include <signal.h>
-#include <errno.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.
- */
-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;
-}
-
-
-/*
- * PclGetMediumDimensions is installed in the GetMediumDimensions field
- * of each Pcl-initialized context.
- */
-int
-PclGetMediumDimensions(XpContextPtr pCon,
- CARD16 *width,
- CARD16 *height)
-{
- XpGetMediumDimensions(pCon, width, height);
- return Success;
-}
-
-/*
- * PclGetReproducibleArea is installed in the GetReproducibleArea field
- * of each Pcl-initialized context.
- */
-int
-PclGetReproducibleArea(XpContextPtr pCon,
- xRectangle *pRect)
-{
- XpGetReproductionArea(pCon, pRect);
- return Success;
-}
-
-#ifdef XP_PCL_LJ3
-/*
- * PclSpoolFigs spooled the rendering PCL/HP-GL2 commands into the
- * temporary buffer pointed by figures pointer in pcl private context.
- * LaserJet IIIs printers don't support the macro function which
- * includes some HP-GL/2 commands.
- */
-void
-PclSpoolFigs(PclContextPrivPtr pConPriv, char *t, int n)
-{
-char *ptr;
-
- ptr = pConPriv->figures;
- while ( ( pConPriv->fcount + n) > pConPriv->fcount_max ) {
- ptr = (char *)xrealloc(ptr, 1024 + pConPriv->fcount_max);
- if ( !ptr )
- return;
- pConPriv->figures = ptr;
- pConPriv->fcount_max += 1024;
- }
- ptr += pConPriv->fcount;
- pConPriv->fcount += n;
- memcpy(ptr, t, n);
-}
-#endif /* XP_PCL_LJ3 */
-
-/*
- * PclSendData:
- * For XP-PCL-COLOR/XP-PCL-MONO, it executes the macro stored before
- * in the clipped area.
- * For XP-PCL-LJ3, it draws the spooled figures in the clipped area.
- */
-void
-PclSendData(
- FILE *outFile,
- PclContextPrivPtr pConPriv,
- BoxPtr pbox,
- int nbox,
- double ratio
-)
-{
-char *ptr;
-int n;
-char t[80];
-
-#ifdef XP_PCL_LJ3
- ptr = pConPriv->figures;
- n = pConPriv->fcount;
-#else
- ptr = "\033&f3X";
- n = 5;
-#endif /* XP_PCL_LJ3 */
-
- while( nbox )
- {
- /*
- * Set the HP-GL/2 input window to the current
- * rectangle in the clip region, then send the code to
- * execute the macro defined above.
- */
- if (ratio == 1.0)
- sprintf( t, "\033%%0BIW%d,%d,%d,%d;\033%%0A",
- pbox->x1, pbox->y1,
- pbox->x2, pbox->y2 );
- else
- sprintf( t, "\033%%0BIW%g,%d,%g,%d;\033%%0A",
- ratio * pbox->x1, pbox->y1,
- ratio * pbox->x2, pbox->y2 );
-
- SEND_PCL( outFile, t );
- SEND_PCL_COUNT( outFile, ptr, n);
-
- nbox--;
- pbox++;
- }
-}
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