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

1 files changed, 256 insertions, 0 deletions

diff --git a/nx-X11/lib/X11/FontInfo.c b/nx-X11/lib/X11/FontInfo.c
new file mode 100644
index 000000000..f92375853
--- /dev/null
+++ b/nx-X11/lib/X11/FontInfo.c
@@ -0,0 +1,256 @@
+/* $Xorg: FontInfo.c,v 1.4 2001/02/09 02:03:33 xorgcvs Exp $ */
+/*
+
+Copyright 1986, 1998  The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+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.
+
+*/
+/* $XFree86: xc/lib/X11/FontInfo.c,v 1.6 2001/12/14 19:54:00 dawes Exp $ */
+
+#define NEED_REPLIES
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xlibint.h"
+
+#if defined(XF86BIGFONT) && !defined(MUSTCOPY)
+#define USE_XF86BIGFONT
+#endif
+#ifdef USE_XF86BIGFONT
+extern void _XF86BigfontFreeFontMetrics(
+    XFontStruct*	/* fs */
+);
+#endif
+
+char **XListFontsWithInfo(
+register Display *dpy,
+_Xconst char *pattern,  /* null-terminated */
+int maxNames,
+int *actualCount,	/* RETURN */
+XFontStruct **info)	/* RETURN */
+{       
+    register long nbytes;
+    register int i;
+    register XFontStruct *fs;
+    register int size = 0;
+    XFontStruct *finfo = NULL;
+    char **flist = NULL;
+    xListFontsWithInfoReply reply;
+    register xListFontsReq *req;
+    int j;
+
+    LockDisplay(dpy);
+    GetReq(ListFontsWithInfo, req);
+    req->maxNames = maxNames;
+    nbytes = req->nbytes = pattern ? strlen (pattern) : 0;
+    req->length += (nbytes + 3) >> 2;
+    _XSend (dpy, pattern, nbytes);
+    /* use _XSend instead of Data, since subsequent _XReply will flush buffer */
+
+    for (i = 0; ; i++) {
+	if (!_XReply (dpy, (xReply *) &reply,
+		      ((SIZEOF(xListFontsWithInfoReply) - 
+			SIZEOF(xGenericReply)) >> 2), xFalse)) {
+	    for (j=(i-1); (j >= 0); j--) {
+		Xfree(flist[j]);
+		if (finfo[j].properties) Xfree((char *) finfo[j].properties);
+	    }
+	    if (flist) Xfree((char *) flist);
+	    if (finfo) Xfree((char *) finfo);
+	    UnlockDisplay(dpy);
+	    SyncHandle();
+	    return ((char **) NULL);
+	}
+	if (reply.nameLength == 0)
+	    break;
+	if ((i + reply.nReplies) >= size) {
+	    size = i + reply.nReplies + 1;
+
+	    if (finfo) {
+		XFontStruct * tmp_finfo = (XFontStruct *) 
+		    Xrealloc ((char *) finfo,
+			      (unsigned) (sizeof(XFontStruct) * size));
+		char ** tmp_flist = (char **)
+		    Xrealloc ((char *) flist,
+			      (unsigned) (sizeof(char *) * (size+1)));
+
+		if ((! tmp_finfo) || (! tmp_flist)) {
+		    /* free all the memory that we allocated */
+		    for (j=(i-1); (j >= 0); j--) {
+			Xfree(flist[j]);
+			if (finfo[j].properties)
+			    Xfree((char *) finfo[j].properties);
+		    }
+		    if (tmp_flist) Xfree((char *) tmp_flist);
+		    else Xfree((char *) flist);
+		    if (tmp_finfo) Xfree((char *) tmp_finfo);
+		    else Xfree((char *) finfo);
+		    goto clearwire;
+		}
+		finfo = tmp_finfo;
+		flist = tmp_flist;
+	    }
+	    else {
+		if (! (finfo = (XFontStruct *)
+		       Xmalloc((unsigned) (sizeof(XFontStruct) * size))))
+		    goto clearwire;
+		if (! (flist = (char **)
+		       Xmalloc((unsigned) (sizeof(char *) * (size+1))))) {
+		    Xfree((char *) finfo);
+		    goto clearwire;
+		}
+	    }
+	}
+	fs = &finfo[i];
+
+	fs->ext_data 		= NULL;
+	fs->per_char		= NULL;
+	fs->fid 		= None;
+	fs->direction 		= reply.drawDirection;
+	fs->min_char_or_byte2	= reply.minCharOrByte2;
+	fs->max_char_or_byte2 	= reply.maxCharOrByte2;
+	fs->min_byte1 		= reply.minByte1;
+	fs->max_byte1 		= reply.maxByte1;
+	fs->default_char	= reply.defaultChar;
+	fs->all_chars_exist 	= reply.allCharsExist;
+	fs->ascent 		= cvtINT16toInt (reply.fontAscent);
+	fs->descent 		= cvtINT16toInt (reply.fontDescent);
+    
+#ifdef MUSTCOPY
+	{
+	    xCharInfo *xcip;
+
+	    xcip = (xCharInfo *) &reply.minBounds;
+	    fs->min_bounds.lbearing = xcip->leftSideBearing;
+	    fs->min_bounds.rbearing = xcip->rightSideBearing;
+	    fs->min_bounds.width = xcip->characterWidth;
+	    fs->min_bounds.ascent = xcip->ascent;
+	    fs->min_bounds.descent = xcip->descent;
+	    fs->min_bounds.attributes = xcip->attributes;
+
+	    xcip = (xCharInfo *) &reply.maxBounds;
+	    fs->max_bounds.lbearing = xcip->leftSideBearing;
+	    fs->max_bounds.rbearing = xcip->rightSideBearing;
+	    fs->max_bounds.width = xcip->characterWidth;
+	    fs->max_bounds.ascent = xcip->ascent;
+	    fs->max_bounds.descent = xcip->descent;
+	    fs->max_bounds.attributes = xcip->attributes;
+	}
+#else
+	/* XXX the next two statements won't work if short isn't 16 bits */
+	fs->min_bounds = * (XCharStruct *) &reply.minBounds;
+	fs->max_bounds = * (XCharStruct *) &reply.maxBounds;
+#endif /* MUSTCOPY */
+
+	fs->n_properties = reply.nFontProps;
+	if (fs->n_properties > 0) {
+	    nbytes = reply.nFontProps * sizeof(XFontProp);
+	    if (! (fs->properties = (XFontProp *) Xmalloc((unsigned) nbytes)))
+		goto badmem;
+	    nbytes = reply.nFontProps * SIZEOF(xFontProp);
+	    _XRead32 (dpy, (long *)fs->properties, nbytes);
+
+	} else
+	    fs->properties = NULL;
+
+	j = reply.nameLength + 1;
+	if (!i)
+	    j++; /* make first string 1 byte longer, to match XListFonts */
+	flist[i] = (char *) Xmalloc ((unsigned int) j);
+	if (! flist[i]) {
+	    if (finfo[i].properties) Xfree((char *) finfo[i].properties);
+	    nbytes = (reply.nameLength + 3) & ~3;
+	    _XEatData(dpy, (unsigned long) nbytes);
+	    goto badmem;
+	}
+	if (!i) {
+	    *flist[0] = 0; /* zero to distinguish from XListFonts */
+	    flist[0]++;
+	}
+	flist[i][reply.nameLength] = '\0';
+	_XReadPad (dpy, flist[i], (long) reply.nameLength);
+    }
+    *info = finfo;
+    *actualCount = i;
+    if (flist)
+	flist[i] = NULL; /* required in case XFreeFontNames is called */
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return (flist);
+
+
+  badmem:
+    /* Free all memory allocated by this function. */
+    for (j=(i-1); (j >= 0); j--) {
+	Xfree(flist[j]);
+	if (finfo[j].properties) Xfree((char *) finfo[j].properties);
+    }
+    if (flist) Xfree((char *) flist);
+    if (finfo) Xfree((char *) finfo);
+
+  clearwire:
+    /* Clear the wire. */
+    do {
+	if (reply.nFontProps)
+	    _XEatData(dpy, (unsigned long)
+		      (reply.nFontProps * SIZEOF(xFontProp)));
+	nbytes = (reply.nameLength + 3) & ~3;
+	_XEatData(dpy, (unsigned long) nbytes);
+    }
+    while (_XReply(dpy,(xReply *) &reply, ((SIZEOF(xListFontsWithInfoReply) -
+					    SIZEOF(xGenericReply)) >> 2),
+		   xFalse) && (reply.nameLength != 0));
+
+    UnlockDisplay(dpy);
+    SyncHandle();
+    return (char **) NULL;
+}
+
+int
+XFreeFontInfo (names, info, actualCount)
+char **names;
+XFontStruct *info;
+int actualCount;
+{
+	register int i;
+	if (names) {
+		Xfree (names[0]-1);
+		for (i = 1; i < actualCount; i++) {
+			Xfree (names[i]);
+		}
+		Xfree((char *) names);
+	}
+	if (info) {
+		for (i = 0; i < actualCount; i++) {
+			if (info[i].per_char)
+#ifdef USE_XF86BIGFONT
+				_XF86BigfontFreeFontMetrics(&info[i]);
+#else
+				Xfree ((char *) info[i].per_char);
+#endif
+			if (info[i].properties)
+				Xfree ((char *) info[i].properties);
+			}
+		Xfree((char *) info);
+	}
+	return 1;
+}