aboutsummaryrefslogtreecommitdiff
path: root/libXfont/src/bitmap/pcfread.c
diff options
context:
space:
mode:
Diffstat (limited to 'libXfont/src/bitmap/pcfread.c')
-rw-r--r--libXfont/src/bitmap/pcfread.c327
1 files changed, 42 insertions, 285 deletions
diff --git a/libXfont/src/bitmap/pcfread.c b/libXfont/src/bitmap/pcfread.c
index c5db2555b..182144adc 100644
--- a/libXfont/src/bitmap/pcfread.c
+++ b/libXfont/src/bitmap/pcfread.c
@@ -1,4 +1,3 @@
-/* $Xorg: pcfread.c,v 1.5 2001/02/09 02:04:02 xorgcvs Exp $ */
/*
Copyright 1990, 1998 The Open Group
@@ -138,7 +137,7 @@ pcfReadTOC(FontFilePtr file, int *countp)
pcfError("pcfReadTOC(): invalid file format\n");
return NULL;
}
- tables = (PCFTablePtr) xalloc(count * sizeof(PCFTableRec));
+ tables = malloc(count * sizeof(PCFTableRec));
if (!tables) {
pcfError("pcfReadTOC(): Couldn't allocate tables (%d*%d)\n", count, sizeof(PCFTableRec));
return (PCFTablePtr) NULL;
@@ -155,7 +154,7 @@ pcfReadTOC(FontFilePtr file, int *countp)
return tables;
Bail:
- xfree(tables);
+ free(tables);
return (PCFTablePtr) NULL;
}
@@ -262,12 +261,12 @@ pcfGetProperties(FontInfoPtr pFontInfo, FontFilePtr file,
goto Bail;
}
if (IS_EOF(file)) goto Bail;
- props = (FontPropPtr) xalloc(nprops * sizeof(FontPropRec));
+ props = malloc(nprops * sizeof(FontPropRec));
if (!props) {
pcfError("pcfGetProperties(): Couldn't allocate props (%d*%d)\n", nprops, sizeof(FontPropRec));
goto Bail;
}
- isStringProp = (char *) xalloc(nprops * sizeof(char));
+ isStringProp = malloc(nprops * sizeof(char));
if (!isStringProp) {
pcfError("pcfGetProperties(): Couldn't allocate isStringProp (%d*%d)\n", nprops, sizeof(char));
goto Bail;
@@ -300,7 +299,7 @@ pcfGetProperties(FontInfoPtr pFontInfo, FontFilePtr file,
string_size = pcfGetINT32(file, format);
if (string_size < 0) goto Bail;
if (IS_EOF(file)) goto Bail;
- strings = (char *) xalloc(string_size);
+ strings = malloc(string_size);
if (!strings) {
pcfError("pcfGetProperties(): Couldn't allocate strings (%d)\n", string_size);
goto Bail;
@@ -316,14 +315,14 @@ pcfGetProperties(FontInfoPtr pFontInfo, FontFilePtr file,
strlen(strings + props[i].value), TRUE);
}
}
- xfree(strings);
+ free(strings);
pFontInfo->isStringProp = isStringProp;
pFontInfo->props = props;
pFontInfo->nprops = nprops;
return TRUE;
Bail:
- xfree(isStringProp);
- xfree(props);
+ free(isStringProp);
+ free(props);
return FALSE;
}
@@ -443,7 +442,7 @@ pcfReadFont(FontPtr pFont, FontFilePtr file,
pcfError("pcfReadFont(): invalid file format\n");
goto Bail;
}
- metrics = (CharInfoPtr) xalloc(nmetrics * sizeof(CharInfoRec));
+ metrics = malloc(nmetrics * sizeof(CharInfoRec));
if (!metrics) {
pcfError("pcfReadFont(): Couldn't allocate metrics (%d*%d)\n", nmetrics, sizeof(CharInfoRec));
goto Bail;
@@ -469,7 +468,7 @@ pcfReadFont(FontPtr pFont, FontFilePtr file,
if (nbitmaps != nmetrics || IS_EOF(file))
goto Bail;
/* nmetrics is already ok, so nbitmap also is */
- offsets = (CARD32 *) xalloc(nbitmaps * sizeof(CARD32));
+ offsets = malloc(nbitmaps * sizeof(CARD32));
if (!offsets) {
pcfError("pcfReadFont(): Couldn't allocate offsets (%d*%d)\n", nbitmaps, sizeof(CARD32));
goto Bail;
@@ -487,7 +486,7 @@ pcfReadFont(FontPtr pFont, FontFilePtr file,
sizebitmaps = bitmapSizes[PCF_GLYPH_PAD_INDEX(format)];
/* guard against completely empty font */
- bitmaps = xalloc(sizebitmaps ? sizebitmaps : 1);
+ bitmaps = malloc(sizebitmaps ? sizebitmaps : 1);
if (!bitmaps) {
pcfError("pcfReadFont(): Couldn't allocate bitmaps (%d)\n", sizebitmaps ? sizebitmaps : 1);
goto Bail;
@@ -518,7 +517,7 @@ pcfReadFont(FontPtr pFont, FontFilePtr file,
xCharInfo *metric;
sizepadbitmaps = bitmapSizes[PCF_SIZE_TO_INDEX(glyph)];
- padbitmaps = (char *) xalloc(sizepadbitmaps);
+ padbitmaps = malloc(sizepadbitmaps);
if (!padbitmaps) {
pcfError("pcfReadFont(): Couldn't allocate padbitmaps (%d)\n", sizepadbitmaps);
goto Bail;
@@ -533,13 +532,13 @@ pcfReadFont(FontPtr pFont, FontFilePtr file,
metric->rightSideBearing - metric->leftSideBearing,
metric->ascent + metric->descent);
}
- xfree(bitmaps);
+ free(bitmaps);
bitmaps = padbitmaps;
}
for (i = 0; i < nbitmaps; i++)
metrics[i].bits = bitmaps + offsets[i];
- xfree(offsets);
+ free(offsets);
offsets = NULL;
/* ink metrics ? */
@@ -559,7 +558,7 @@ pcfReadFont(FontPtr pFont, FontFilePtr file,
if (nink_metrics != nmetrics)
goto Bail;
/* nmetrics already checked */
- ink_metrics = (xCharInfo *) xalloc(nink_metrics * sizeof(xCharInfo));
+ ink_metrics = malloc(nink_metrics * sizeof(xCharInfo));
if (!ink_metrics) {
pcfError("pcfReadFont(): Couldn't allocate ink_metrics (%d*%d)\n", nink_metrics, sizeof(xCharInfo));
goto Bail;
@@ -595,8 +594,7 @@ pcfReadFont(FontPtr pFont, FontFilePtr file,
nencoding = (pFont->info.lastCol - pFont->info.firstCol + 1) *
(pFont->info.lastRow - pFont->info.firstRow + 1);
- encoding = (CharInfoPtr **) xcalloc(NUM_SEGMENTS(nencoding),
- sizeof(CharInfoPtr*));
+ encoding = calloc(NUM_SEGMENTS(nencoding), sizeof(CharInfoPtr*));
if (!encoding) {
pcfError("pcfReadFont(): Couldn't allocate encoding (%d*%d)\n", nencoding, sizeof(CharInfoPtr));
goto Bail;
@@ -611,8 +609,7 @@ pcfReadFont(FontPtr pFont, FontFilePtr file,
} else {
if(!encoding[SEGMENT_MAJOR(i)]) {
encoding[SEGMENT_MAJOR(i)]=
- (CharInfoPtr*)xcalloc(BITMAP_FONT_SEGMENT_SIZE,
- sizeof(CharInfoPtr));
+ calloc(BITMAP_FONT_SEGMENT_SIZE, sizeof(CharInfoPtr));
if(!encoding[SEGMENT_MAJOR(i)])
goto Bail;
}
@@ -626,7 +623,7 @@ pcfReadFont(FontPtr pFont, FontFilePtr file,
if (!pcfGetAccel (&pFont->info, file, tables, ntables, PCF_BDF_ACCELERATORS))
goto Bail;
- bitmapFont = (BitmapFontPtr) xalloc(sizeof *bitmapFont);
+ bitmapFont = malloc(sizeof *bitmapFont);
if (!bitmapFont) {
pcfError("pcfReadFont(): Couldn't allocate bitmapFont (%d)\n", sizeof *bitmapFont);
goto Bail;
@@ -665,24 +662,24 @@ pcfReadFont(FontPtr pFont, FontFilePtr file,
pFont->byte = byte;
pFont->glyph = glyph;
pFont->scan = scan;
- xfree(tables);
+ free(tables);
return Successful;
Bail:
- xfree(ink_metrics);
+ free(ink_metrics);
if(encoding) {
for(i=0; i<NUM_SEGMENTS(nencoding); i++)
- xfree(encoding[i]);
+ free(encoding[i]);
}
- xfree(encoding);
- xfree(bitmaps);
- xfree(metrics);
- xfree(pFont->info.props);
+ free(encoding);
+ free(bitmaps);
+ free(metrics);
+ free(pFont->info.props);
pFont->info.nprops = 0;
pFont->info.props = 0;
- xfree (pFont->info.isStringProp);
- xfree(bitmapFont);
- xfree(tables);
- xfree(offsets);
+ free (pFont->info.isStringProp);
+ free(bitmapFont);
+ free(tables);
+ free(offsets);
return AllocError;
}
@@ -750,13 +747,13 @@ pcfReadFontInfo(FontInfoPtr pFontInfo, FontFilePtr file)
if (!pcfGetAccel (pFontInfo, file, tables, ntables, PCF_BDF_ACCELERATORS))
goto Bail;
- xfree(tables);
+ free(tables);
return Successful;
Bail:
pFontInfo->nprops = 0;
- xfree (pFontInfo->props);
- xfree (pFontInfo->isStringProp);
- xfree(tables);
+ free (pFontInfo->props);
+ free (pFontInfo->isStringProp);
+ free(tables);
return AllocError;
}
@@ -767,258 +764,18 @@ pcfUnloadFont(FontPtr pFont)
int i,nencoding;
bitmapFont = (BitmapFontPtr) pFont->fontPrivate;
- xfree(bitmapFont->ink_metrics);
+ free(bitmapFont->ink_metrics);
if(bitmapFont->encoding) {
nencoding = (pFont->info.lastCol - pFont->info.firstCol + 1) *
(pFont->info.lastRow - pFont->info.firstRow + 1);
for(i=0; i<NUM_SEGMENTS(nencoding); i++)
- xfree(bitmapFont->encoding[i]);
- }
- xfree(bitmapFont->encoding);
- xfree(bitmapFont->bitmaps);
- xfree(bitmapFont->metrics);
- xfree(pFont->info.isStringProp);
- xfree(pFont->info.props);
- xfree(bitmapFont);
+ free(bitmapFont->encoding[i]);
+ }
+ free(bitmapFont->encoding);
+ free(bitmapFont->bitmaps);
+ free(bitmapFont->metrics);
+ free(pFont->info.isStringProp);
+ free(pFont->info.props);
+ free(bitmapFont);
DestroyFontRec(pFont);
}
-
-int
-pmfReadFont(FontPtr pFont, FontFilePtr file,
- int bit, int byte, int glyph, int scan)
-{
- CARD32 format;
- CARD32 size;
- BitmapFontPtr bitmapFont = 0;
- int i;
- PCFTablePtr tables = 0;
- int ntables;
- int nmetrics;
- int sizebitmaps;
- int nink_metrics;
- CharInfoPtr metrics = 0;
- xCharInfo *ink_metrics = 0;
- char *bitmaps = 0;
- CharInfoPtr **encoding = 0;
- int nencoding = 0;
- int encodingOffset;
- Bool hasBDFAccelerators;
- CharInfoPtr pci;
-
- pFont->info.nprops = 0;
- pFont->info.props = 0;
-
- if (!(tables = pcfReadTOC(file, &ntables)))
- goto Bail;
-
- /* properties */
-
- if (!pcfGetProperties(&pFont->info, file, tables, ntables))
- goto Bail;
-
- /* Use the old accelerators if no BDF accelerators are in the file */
-
- hasBDFAccelerators = pcfHasType (tables, ntables, PCF_BDF_ACCELERATORS);
- if (!hasBDFAccelerators)
- if (!pcfGetAccel (&pFont->info, file, tables, ntables, PCF_ACCELERATORS))
- goto Bail;
-
- /* metrics */
-
- if (!pcfSeekToType(file, tables, ntables, PCF_METRICS, &format, &size)) {
- goto Bail;
- }
- format = pcfGetLSB32(file);
- if (!PCF_FORMAT_MATCH(format, PCF_DEFAULT_FORMAT) &&
- !PCF_FORMAT_MATCH(format, PCF_COMPRESSED_METRICS)) {
- goto Bail;
- }
- if (PCF_FORMAT_MATCH(format, PCF_DEFAULT_FORMAT))
- nmetrics = pcfGetINT32(file, format);
- else
- nmetrics = pcfGetINT16(file, format);
- if (IS_EOF(file)) goto Bail;
- if (nmetrics < 0 || nmetrics > INT32_MAX / sizeof(CharInfoRec)) {
- pcfError("pmfReadFont(): invalid file format\n");
- goto Bail;
- }
- metrics = (CharInfoPtr) xalloc(nmetrics * sizeof(CharInfoRec));
- if (!metrics) {
- pcfError("pmfReadFont(): Couldn't allocate metrics (%d*%d)\n", nmetrics, sizeof(CharInfoRec));
- goto Bail;
- }
- for (i = 0; i < nmetrics; i++)
- if (PCF_FORMAT_MATCH(format, PCF_DEFAULT_FORMAT)) {
- if (!pcfGetMetric(file, format, &(metrics + i)->metrics))
- goto Bail;
- } else {
- if (!pcfGetCompressedMetric(file, format, &(metrics + i)->metrics))
- goto Bail;
- }
-
- /* Set the bitmaps to all point to the same zero filled array
- * that is the size of the largest bitmap.
- */
-
- pci = metrics;
- sizebitmaps = 0;
- for (i = 0; i < nmetrics; i++)
- {
- sizebitmaps = MAX(sizebitmaps,BYTES_FOR_GLYPH(pci, glyph));
- pci++;
- }
-
-#ifdef FONTMODULE
- sizebitmaps = 1024; /* Default - we xalloc the size anyway */
-#else
- sizebitmaps = BUFSIZ;
-#endif
- /* guard against completely empty font */
- bitmaps = (char *) xalloc(sizebitmaps);
- if (!bitmaps) {
- pcfError("pmfReadFont(): Couldn't allocate bitmaps (%d)\n", sizebitmaps);
- goto Bail;
- }
-
- memset(bitmaps,0,sizebitmaps);
- for (i = 0; i < nmetrics; i++)
- metrics[i].bits = bitmaps;
-
- /* ink metrics ? */
-
- ink_metrics = NULL;
- if (pcfSeekToType(file, tables, ntables, PCF_INK_METRICS, &format, &size)) {
- format = pcfGetLSB32(file);
- if (!PCF_FORMAT_MATCH(format, PCF_DEFAULT_FORMAT) &&
- !PCF_FORMAT_MATCH(format, PCF_COMPRESSED_METRICS)) {
- goto Bail;
- }
- if (PCF_FORMAT_MATCH(format, PCF_DEFAULT_FORMAT))
- nink_metrics = pcfGetINT32(file, format);
- else
- nink_metrics = pcfGetINT16(file, format);
- if (nink_metrics != nmetrics)
- goto Bail;
- if (IS_EOF(file)) goto Bail;
- ink_metrics = (xCharInfo *) xalloc(nink_metrics * sizeof(xCharInfo));
- if (!ink_metrics) {
- pcfError("pmfReadFont(): Couldn't allocate ink_metrics (%d*%d)\n", nink_metrics, sizeof(xCharInfo));
- goto Bail;
- }
- for (i = 0; i < nink_metrics; i++)
- if (PCF_FORMAT_MATCH(format, PCF_DEFAULT_FORMAT)) {
- if (!pcfGetMetric(file, format, ink_metrics + i))
- goto Bail;
- } else {
- if (!pcfGetCompressedMetric(file, format, ink_metrics + i))
- goto Bail;
- }
- }
-
- /* encoding */
-
- if (!pcfSeekToType(file, tables, ntables, PCF_BDF_ENCODINGS, &format, &size))
- goto Bail;
- format = pcfGetLSB32(file);
- if (!PCF_FORMAT_MATCH(format, PCF_DEFAULT_FORMAT))
- goto Bail;
-
- pFont->info.firstCol = pcfGetINT16(file, format);
- pFont->info.lastCol = pcfGetINT16(file, format);
- pFont->info.firstRow = pcfGetINT16(file, format);
- pFont->info.lastRow = pcfGetINT16(file, format);
- pFont->info.defaultCh = pcfGetINT16(file, format);
- if (IS_EOF(file)) goto Bail;
-
- nencoding = (pFont->info.lastCol - pFont->info.firstCol + 1) *
- (pFont->info.lastRow - pFont->info.firstRow + 1);
-
- encoding = (CharInfoPtr **) xcalloc(NUM_SEGMENTS(nencoding),
- sizeof(CharInfoPtr*));
- if (!encoding) {
- pcfError("pmfReadFont(): Couldn't allocate encoding (%d*%d)\n", nencoding, sizeof(CharInfoPtr));
- goto Bail;
- }
- pFont->info.allExist = TRUE;
- for (i = 0; i < nencoding; i++) {
- encodingOffset = pcfGetINT16(file, format);
- if (IS_EOF(file)) goto Bail;
- if (encodingOffset == 0xFFFF) {
- pFont->info.allExist = FALSE;
- } else {
- if(!encoding[SEGMENT_MAJOR(i)]) {
- encoding[SEGMENT_MAJOR(i)]=
- (CharInfoPtr*)xcalloc(BITMAP_FONT_SEGMENT_SIZE,
- sizeof(CharInfoPtr));
- if(!encoding[SEGMENT_MAJOR(i)])
- goto Bail;
- }
- ACCESSENCODINGL(encoding, i) = metrics + encodingOffset;
- }
- }
- if (IS_EOF(file)) goto Bail;
-
- /* BDF style accelerators (i.e. bounds based on encoded glyphs) */
-
- if (hasBDFAccelerators)
- if (!pcfGetAccel (&pFont->info, file, tables, ntables, PCF_BDF_ACCELERATORS))
- goto Bail;
-
- bitmapFont = (BitmapFontPtr) xalloc(sizeof *bitmapFont);
- if (!bitmapFont) {
- pcfError("pmfReadFont(): Couldn't allocate bitmapFont (%d)\n", sizeof *bitmapFont);
- goto Bail;
- }
-
- bitmapFont->version_num = PCF_FILE_VERSION;
- bitmapFont->num_chars = nmetrics;
- bitmapFont->num_tables = ntables;
- bitmapFont->metrics = metrics;
- bitmapFont->ink_metrics = ink_metrics;
- bitmapFont->bitmaps = bitmaps;
- bitmapFont->encoding = encoding;
- bitmapFont->pDefault = (CharInfoPtr) 0;
- if (pFont->info.defaultCh != (unsigned short) NO_SUCH_CHAR) {
- unsigned int r,
- c,
- cols;
-
- r = pFont->info.defaultCh >> 8;
- c = pFont->info.defaultCh & 0xFF;
- if (pFont->info.firstRow <= r && r <= pFont->info.lastRow &&
- pFont->info.firstCol <= c && c <= pFont->info.lastCol) {
- cols = pFont->info.lastCol - pFont->info.firstCol + 1;
- r = r - pFont->info.firstRow;
- c = c - pFont->info.firstCol;
- bitmapFont->pDefault = ACCESSENCODING(encoding, r * cols + c);
- }
- }
- bitmapFont->bitmapExtra = (BitmapExtraPtr) 0;
- pFont->fontPrivate = (pointer) bitmapFont;
- pFont->get_glyphs = bitmapGetGlyphs;
- pFont->get_metrics = bitmapGetMetrics;
- pFont->unload_font = pcfUnloadFont;
- pFont->unload_glyphs = NULL;
- pFont->bit = bit;
- pFont->byte = byte;
- pFont->glyph = glyph;
- pFont->scan = scan;
- xfree(tables);
- return Successful;
-Bail:
- xfree(ink_metrics);
- if(encoding) {
- for(i=0; i<NUM_SEGMENTS(nencoding); i++)
- xfree(encoding[i]);
- }
- xfree(encoding);
- xfree(bitmaps);
- xfree(metrics);
- xfree(pFont->info.props);
- pFont->info.nprops = 0;
- pFont->info.props = 0;
- xfree (pFont->info.isStringProp);
- xfree(bitmapFont);
- xfree(tables);
- return AllocError;
-}