Author: ken
Date: 2008-04-13 16:14:47 -0600 (Sun, 13 Apr 2008)
New Revision: 1939
Added:
trunk/cups/cups-1.2.12-security_fixes-2.patch
Log:
Fix more cups vulnerabilities, people on the 1.3 series should update to 1.3.7.
Added: trunk/cups/cups-1.2.12-security_fixes-2.patch
===================================================================
--- trunk/cups/cups-1.2.12-security_fixes-2.patch
(rev 0)
+++ trunk/cups/cups-1.2.12-security_fixes-2.patch 2008-04-13 22:14:47 UTC
(rev 1939)
@@ -0,0 +1,773 @@
+Submitted By: Ken Moffat <ken at linuxfromscratch dot org>
+Date: 2008-04-13
+Initial Package Version: 1.2.12
+Upstream Status: unknown (the stable cups minor version is now 1.3)
+Origin: OpenSuse, fedora
+Description: An agglomeration of the CVE patches in OpenSuse
+and fedora7 Fixes CVE-2007-{3387,4352,5392,5393}, CVE-2008-{0047,0053,1373}.
+
+diff -Naur cups-1.2.12-vanilla/cgi-bin/search.c cups-1.2.12/cgi-bin/search.c
+--- cups-1.2.12-vanilla/cgi-bin/search.c 2006-09-17 20:01:47.000000000
+0100
++++ cups-1.2.12/cgi-bin/search.c 2008-04-13 22:33:44.000000000 +0100
+@@ -171,7 +171,9 @@
+ * string + RE overhead...
+ */
+
+- wlen = (sptr - s) + 4 * wlen + 2 * strlen(prefix) + 4;
++ wlen = (sptr - s) + 2 * 4 * wlen + 2 * strlen(prefix) + 11;
++ if (lword)
++ wlen += strlen(lword);
+
+ if (wlen > slen)
+ {
+diff -Naur cups-1.2.12-vanilla/filter/hpgl-input.c
cups-1.2.12/filter/hpgl-input.c
+--- cups-1.2.12-vanilla/filter/hpgl-input.c 2007-07-06 23:39:54.000000000
+0100
++++ cups-1.2.12/filter/hpgl-input.c 2008-04-13 22:33:55.000000000 +0100
+@@ -3,6 +3,7 @@
+ *
+ * HP-GL/2 input processing for the Common UNIX Printing System (CUPS).
+ *
++ * Copyright 2007-2008 by Apple Inc.
+ * Copyright 1993-2006 by Easy Software Products.
+ *
+ * These coded instructions, statements, and computer programs are the
+@@ -56,6 +57,7 @@
+ i; /* Looping var */
+ char buf[262144], /* String buffer */
+ *bufptr; /* Pointer into buffer */
++ float temp; /* Temporary parameter value */
+ static param_t p[MAX_PARAMS]; /* Parameter buffer */
+
+
+@@ -220,10 +222,10 @@
+ case '-' :
+ case '+' :
+ ungetc(ch, fp);
+- fscanf(fp, "%f", &(p[num_params].value.number));
+- if (num_params < MAX_PARAMS)
++ if (fscanf(fp, "%f", &temp) == 1 && num_params < MAX_PARAMS)
+ {
+- p[num_params].type = PARAM_RELATIVE;
++ p[num_params].type = PARAM_RELATIVE;
++ p[num_params].value.number = temp;
+ num_params ++;
+ }
+ break;
+@@ -239,10 +241,10 @@
+ case '9' :
+ case '.' :
+ ungetc(ch, fp);
+- fscanf(fp, "%f", &(p[num_params].value.number));
+- if (num_params < MAX_PARAMS)
++ if (fscanf(fp, "%f", &temp) == 1 && num_params < MAX_PARAMS)
+ {
+- p[num_params].type = PARAM_ABSOLUTE;
++ p[num_params].type = PARAM_ABSOLUTE;
++ p[num_params].value.number = temp;
+ num_params ++;
+ }
+ break;
+diff -Naur cups-1.2.12-vanilla/filter/image-gif.c
cups-1.2.12/filter/image-gif.c
+--- cups-1.2.12-vanilla/filter/image-gif.c 2006-05-11 12:41:36.000000000
+0100
++++ cups-1.2.12/filter/image-gif.c 2008-04-13 22:34:05.000000000 +0100
+@@ -47,6 +47,8 @@
+ #define GIF_INTERLACE 0x40
+ #define GIF_COLORMAP 0x80
+
++#define MAX_LWZ_BITS 12
++
+ typedef cups_ib_t gif_cmap_t[256][4];
+ typedef short gif_table_t[4096];
+
+@@ -471,6 +473,9 @@
+ pass = 0;
+ code_size = getc(fp);
+
++ if (code_size > MAX_LWZ_BITS)
++ return (-1);
++
+ if (gif_read_lzw(fp, 1, code_size) < 0)
+ return (-1);
+
+diff -Naur cups-1.2.12-vanilla/pdftops/Stream.cxx
cups-1.2.12/pdftops/Stream.cxx
+--- cups-1.2.12-vanilla/pdftops/Stream.cxx 2006-02-13 03:08:11.000000000
+0000
++++ cups-1.2.12/pdftops/Stream.cxx 2008-04-13 22:32:53.000000000 +0100
+@@ -412,9 +412,9 @@
+
+ nVals = width * nComps;
+ if (width <= 0 || nComps <= 0 || nBits <= 0 ||
+- nComps >= INT_MAX / nBits ||
+- width >= INT_MAX / nComps / nBits ||
+- nVals * nBits + 7 < 0) {
++ nComps >= 4 || nBits > 16 ||
++ width >= INT_MAX / nComps ||
++ nVals >= (INT_MAX - 7) / nBits) {
+ return;
+ }
+ pixBytes = (nComps * nBits + 7) >> 3;
+@@ -1266,6 +1266,7 @@
+ // CCITTFaxStream
+ //------------------------------------------------------------------------
+
++#if 0
+ CCITTFaxStream::CCITTFaxStream(Stream *strA, int encodingA, GBool endOfLineA,
+ GBool byteAlignA, int columnsA, int rowsA,
+ GBool endOfBlockA, GBool blackA):
+@@ -1770,6 +1771,609 @@
+ }
+ return (inputBuf >> (inputBits - n)) & (0xffff >> (16 - n));
+ }
++#else // secfix
++CCITTFaxStream::CCITTFaxStream(Stream *strA, int encodingA, GBool endOfLineA,
++ GBool byteAlignA, int columnsA, int rowsA,
++ GBool endOfBlockA, GBool blackA):
++ FilterStream(strA) {
++ encoding = encodingA;
++ endOfLine = endOfLineA;
++ byteAlign = byteAlignA;
++ columns = columnsA;
++ if (columns < 1) {
++ columns = 1;
++ } else if (columns > (INT_MAX - 2)/sizeof(int)) {
++ columns = (INT_MAX - 2)/sizeof(int);
++ }
++ rows = rowsA;
++ endOfBlock = endOfBlockA;
++ black = blackA;
++ // 0 <= codingLine[0] < codingLine[1] < ... < codingLine[n] = columns
++ // ---> max codingLine size = columns + 1
++ // refLine has one extra guard entry at the end
++ // ---> max refLine size = columns + 2
++ codingLine = (int *)gmalloc((columns + 1) * sizeof(int));
++ refLine = (int *)gmalloc((columns + 2) * sizeof(int));
++
++ eof = gFalse;
++ row = 0;
++ nextLine2D = encoding < 0;
++ inputBits = 0;
++ codingLine[0] = columns;
++ a0i = 0;
++ outputBits = 0;
++
++ buf = EOF;
++}
++
++CCITTFaxStream::~CCITTFaxStream() {
++ delete str;
++ gfree(refLine);
++ gfree(codingLine);
++}
++
++void CCITTFaxStream::reset() {
++ short code1;
++
++ str->reset();
++ eof = gFalse;
++ row = 0;
++ nextLine2D = encoding < 0;
++ inputBits = 0;
++ codingLine[0] = columns;
++ a0i = 0;
++ outputBits = 0;
++ buf = EOF;
++
++ // skip any initial zero bits and end-of-line marker, and get the 2D
++ // encoding tag
++ while ((code1 = lookBits(12)) == 0) {
++ eatBits(1);
++ }
++ if (code1 == 0x001) {
++ eatBits(12);
++ }
++ if (encoding > 0) {
++ nextLine2D = !lookBits(1);
++ eatBits(1);
++ }
++}
++
++inline void CCITTFaxStream::addPixels(int a1, int blackPixels) {
++ if (a1 > codingLine[a0i]) {
++ if (a1 > columns) {
++ error(getPos(), "CCITTFax row is wrong length (%d)", a1);
++ err = gTrue;
++ a1 = columns;
++ }
++ if ((a0i & 1) ^ blackPixels) {
++ ++a0i;
++ }
++ codingLine[a0i] = a1;
++ }
++}
++
++inline void CCITTFaxStream::addPixelsNeg(int a1, int blackPixels) {
++ if (a1 > codingLine[a0i]) {
++ if (a1 > columns) {
++ error(getPos(), "CCITTFax row is wrong length (%d)", a1);
++ err = gTrue;
++ a1 = columns;
++ }
++ if ((a0i & 1) ^ blackPixels) {
++ ++a0i;
++ }
++ codingLine[a0i] = a1;
++ } else if (a1 < codingLine[a0i]) {
++ if (a1 < 0) {
++ error(getPos(), "Invalid CCITTFax code");
++ err = gTrue;
++ a1 = 0;
++ }
++ while (a0i > 0 && a1 <= codingLine[a0i - 1]) {
++ --a0i;
++ }
++ codingLine[a0i] = a1;
++ }
++}
++
++int CCITTFaxStream::lookChar() {
++ short code1, code2, code3;
++ int b1i, blackPixels, i, bits;
++ GBool gotEOL;
++
++ if (buf != EOF) {
++ return buf;
++ }
++
++ // read the next row
++ if (outputBits == 0) {
++
++ // if at eof just return EOF
++ if (eof) {
++ return EOF;
++ }
++
++ err = gFalse;
++
++ // 2-D encoding
++ if (nextLine2D) {
++ for (i = 0; codingLine[i] < columns; ++i) {
++ refLine[i] = codingLine[i];
++ }
++ refLine[i++] = columns;
++ refLine[i] = columns;
++ codingLine[0] = 0;
++ a0i = 0;
++ b1i = 0;
++ blackPixels = 0;
++ // invariant:
++ // refLine[b1i-1] <= codingLine[a0i] < refLine[b1i] < refLine[b1i+1]
++ // <=
columns
++ // exception at left edge:
++ // codingLine[a0i = 0] = refLine[b1i = 0] = 0 is possible
++ // exception at right edge:
++ // refLine[b1i] = refLine[b1i+1] = columns is possible
++ while (codingLine[a0i] < columns) {
++ code1 = getTwoDimCode();
++ switch (code1) {
++ case twoDimPass:
++ addPixels(refLine[b1i + 1], blackPixels);
++ if (refLine[b1i + 1] < columns) {
++ b1i += 2;
++ }
++ break;
++ case twoDimHoriz:
++ code1 = code2 = 0;
++ if (blackPixels) {
++ do {
++ code1 += code3 = getBlackCode();
++ } while (code3 >= 64);
++ do {
++ code2 += code3 = getWhiteCode();
++ } while (code3 >= 64);
++ } else {
++ do {
++ code1 += code3 = getWhiteCode();
++ } while (code3 >= 64);
++ do {
++ code2 += code3 = getBlackCode();
++ } while (code3 >= 64);
++ }
++ addPixels(codingLine[a0i] + code1, blackPixels);
++ if (codingLine[a0i] < columns) {
++ addPixels(codingLine[a0i] + code2, blackPixels ^ 1);
++ }
++ while (refLine[b1i] <= codingLine[a0i] && refLine[b1i] < columns) {
++ b1i += 2;
++ }
++ break;
++ case twoDimVertR3:
++ addPixels(refLine[b1i] + 3, blackPixels);
++ blackPixels ^= 1;
++ if (codingLine[a0i] < columns) {
++ ++b1i;
++ while (refLine[b1i] <= codingLine[a0i] && refLine[b1i] < columns) {
++ b1i += 2;
++ }
++ }
++ break;
++ case twoDimVertR2:
++ addPixels(refLine[b1i] + 2, blackPixels);
++ blackPixels ^= 1;
++ if (codingLine[a0i] < columns) {
++ ++b1i;
++ while (refLine[b1i] <= codingLine[a0i] && refLine[b1i] < columns) {
++ b1i += 2;
++ }
++ }
++ break;
++ case twoDimVertR1:
++ addPixels(refLine[b1i] + 1, blackPixels);
++ blackPixels ^= 1;
++ if (codingLine[a0i] < columns) {
++ ++b1i;
++ while (refLine[b1i] <= codingLine[a0i] && refLine[b1i] < columns) {
++ b1i += 2;
++ }
++ }
++ break;
++ case twoDimVert0:
++ addPixels(refLine[b1i], blackPixels);
++ blackPixels ^= 1;
++ if (codingLine[a0i] < columns) {
++ ++b1i;
++ while (refLine[b1i] <= codingLine[a0i] && refLine[b1i] < columns) {
++ b1i += 2;
++ }
++ }
++ break;
++ case twoDimVertL3:
++ addPixelsNeg(refLine[b1i] - 3, blackPixels);
++ blackPixels ^= 1;
++ if (codingLine[a0i] < columns) {
++ if (b1i > 0) {
++ --b1i;
++ } else {
++ ++b1i;
++ }
++ while (refLine[b1i] <= codingLine[a0i] && refLine[b1i] < columns) {
++ b1i += 2;
++ }
++ }
++ break;
++ case twoDimVertL2:
++ addPixelsNeg(refLine[b1i] - 2, blackPixels);
++ blackPixels ^= 1;
++ if (codingLine[a0i] < columns) {
++ if (b1i > 0) {
++ --b1i;
++ } else {
++ ++b1i;
++ }
++ while (refLine[b1i] <= codingLine[a0i] && refLine[b1i] < columns) {
++ b1i += 2;
++ }
++ }
++ break;
++ case twoDimVertL1:
++ addPixelsNeg(refLine[b1i] - 1, blackPixels);
++ blackPixels ^= 1;
++ if (codingLine[a0i] < columns) {
++ if (b1i > 0) {
++ --b1i;
++ } else {
++ ++b1i;
++ }
++ while (refLine[b1i] <= codingLine[a0i] && refLine[b1i] < columns) {
++ b1i += 2;
++ }
++ }
++ break;
++ case EOF:
++ addPixels(columns, 0);
++ eof = gTrue;
++ break;
++ default:
++ error(getPos(), "Bad 2D code %04x in CCITTFax stream", code1);
++ addPixels(columns, 0);
++ err = gTrue;
++ break;
++ }
++ }
++
++ // 1-D encoding
++ } else {
++ codingLine[0] = 0;
++ a0i = 0;
++ blackPixels = 0;
++ while (codingLine[a0i] < columns) {
++ code1 = 0;
++ if (blackPixels) {
++ do {
++ code1 += code3 = getBlackCode();
++ } while (code3 >= 64);
++ } else {
++ do {
++ code1 += code3 = getWhiteCode();
++ } while (code3 >= 64);
++ }
++ addPixels(codingLine[a0i] + code1, blackPixels);
++ blackPixels ^= 1;
++ }
++ }
++
++ // byte-align the row
++ if (byteAlign) {
++ inputBits &= ~7;
++ }
++
++ // check for end-of-line marker, skipping over any extra zero bits
++ gotEOL = gFalse;
++ if (!endOfBlock && row == rows - 1) {
++ eof = gTrue;
++ } else {
++ code1 = lookBits(12);
++ while (code1 == 0) {
++ eatBits(1);
++ code1 = lookBits(12);
++ }
++ if (code1 == 0x001) {
++ eatBits(12);
++ gotEOL = gTrue;
++ } else if (code1 == EOF) {
++ eof = gTrue;
++ }
++ }
++
++ // get 2D encoding tag
++ if (!eof && encoding > 0) {
++ nextLine2D = !lookBits(1);
++ eatBits(1);
++ }
++
++ // check for end-of-block marker
++ if (endOfBlock && gotEOL) {
++ code1 = lookBits(12);
++ if (code1 == 0x001) {
++ eatBits(12);
++ if (encoding > 0) {
++ lookBits(1);
++ eatBits(1);
++ }
++ if (encoding >= 0) {
++ for (i = 0; i < 4; ++i) {
++ code1 = lookBits(12);
++ if (code1 != 0x001) {
++ error(getPos(), "Bad RTC code in CCITTFax stream");
++ }
++ eatBits(12);
++ if (encoding > 0) {
++ lookBits(1);
++ eatBits(1);
++ }
++ }
++ }
++ eof = gTrue;
++ }
++
++ // look for an end-of-line marker after an error -- we only do
++ // this if we know the stream contains end-of-line markers because
++ // the "just plow on" technique tends to work better otherwise
++ } else if (err && endOfLine) {
++ while (1) {
++ code1 = lookBits(13);
++ if (code1 == EOF) {
++ eof = gTrue;
++ return EOF;
++ }
++ if ((code1 >> 1) == 0x001) {
++ break;
++ }
++ eatBits(1);
++ }
++ eatBits(12);
++ if (encoding > 0) {
++ eatBits(1);
++ nextLine2D = !(code1 & 1);
++ }
++ }
++
++ // set up for output
++ if (codingLine[0] > 0) {
++ outputBits = codingLine[a0i = 0];
++ } else {
++ outputBits = codingLine[a0i = 1];
++ }
++
++ ++row;
++ }
++
++ // get a byte
++ if (outputBits >= 8) {
++ buf = (a0i & 1) ? 0x00 : 0xff;
++ outputBits -= 8;
++ if (outputBits == 0 && codingLine[a0i] < columns) {
++ ++a0i;
++ outputBits = codingLine[a0i] - codingLine[a0i - 1];
++ }
++ } else {
++ bits = 8;
++ buf = 0;
++ do {
++ if (outputBits > bits) {
++ buf <<= bits;
++ if (!(a0i & 1)) {
++ buf |= 0xff >> (8 - bits);
++ }
++ outputBits -= bits;
++ bits = 0;
++ } else {
++ buf <<= outputBits;
++ if (!(a0i & 1)) {
++ buf |= 0xff >> (8 - outputBits);
++ }
++ bits -= outputBits;
++ outputBits = 0;
++ if (codingLine[a0i] < columns) {
++ ++a0i;
++ outputBits = codingLine[a0i] - codingLine[a0i - 1];
++ } else if (bits > 0) {
++ buf <<= bits;
++ bits = 0;
++ }
++ }
++ } while (bits);
++ }
++ if (black) {
++ buf ^= 0xff;
++ }
++ return buf;
++}
++
++short CCITTFaxStream::getTwoDimCode() {
++ short code;
++ CCITTCode *p;
++ int n;
++
++ code = 0; // make gcc happy
++ if (endOfBlock) {
++ code = lookBits(7);
++ p = &twoDimTab1[code];
++ if (p->bits > 0) {
++ eatBits(p->bits);
++ return p->n;
++ }
++ } else {
++ for (n = 1; n <= 7; ++n) {
++ code = lookBits(n);
++ if (n < 7) {
++ code <<= 7 - n;
++ }
++ p = &twoDimTab1[code];
++ if (p->bits == n) {
++ eatBits(n);
++ return p->n;
++ }
++ }
++ }
++ error(getPos(), "Bad two dim code (%04x) in CCITTFax stream", code);
++ return EOF;
++}
++
++short CCITTFaxStream::getWhiteCode() {
++ short code;
++ CCITTCode *p;
++ int n;
++
++ code = 0; // make gcc happy
++ if (endOfBlock) {
++ code = lookBits(12);
++ if (code == EOF) {
++ return 1;
++ }
++ if ((code >> 5) == 0) {
++ p = &whiteTab1[code];
++ } else {
++ p = &whiteTab2[code >> 3];
++ }
++ if (p->bits > 0) {
++ eatBits(p->bits);
++ return p->n;
++ }
++ } else {
++ for (n = 1; n <= 9; ++n) {
++ code = lookBits(n);
++ if (code == EOF) {
++ return 1;
++ }
++ if (n < 9) {
++ code <<= 9 - n;
++ }
++ p = &whiteTab2[code];
++ if (p->bits == n) {
++ eatBits(n);
++ return p->n;
++ }
++ }
++ for (n = 11; n <= 12; ++n) {
++ code = lookBits(n);
++ if (code == EOF) {
++ return 1;
++ }
++ if (n < 12) {
++ code <<= 12 - n;
++ }
++ p = &whiteTab1[code];
++ if (p->bits == n) {
++ eatBits(n);
++ return p->n;
++ }
++ }
++ }
++ error(getPos(), "Bad white code (%04x) in CCITTFax stream", code);
++ // eat a bit and return a positive number so that the caller doesn't
++ // go into an infinite loop
++ eatBits(1);
++ return 1;
++}
++
++short CCITTFaxStream::getBlackCode() {
++ short code;
++ CCITTCode *p;
++ int n;
++
++ code = 0; // make gcc happy
++ if (endOfBlock) {
++ code = lookBits(13);
++ if (code == EOF) {
++ return 1;
++ }
++ if ((code >> 7) == 0) {
++ p = &blackTab1[code];
++ } else if ((code >> 9) == 0 && (code >> 7) != 0) {
++ p = &blackTab2[(code >> 1) - 64];
++ } else {
++ p = &blackTab3[code >> 7];
++ }
++ if (p->bits > 0) {
++ eatBits(p->bits);
++ return p->n;
++ }
++ } else {
++ for (n = 2; n <= 6; ++n) {
++ code = lookBits(n);
++ if (code == EOF) {
++ return 1;
++ }
++ if (n < 6) {
++ code <<= 6 - n;
++ }
++ p = &blackTab3[code];
++ if (p->bits == n) {
++ eatBits(n);
++ return p->n;
++ }
++ }
++ for (n = 7; n <= 12; ++n) {
++ code = lookBits(n);
++ if (code == EOF) {
++ return 1;
++ }
++ if (n < 12) {
++ code <<= 12 - n;
++ }
++ if (code >= 64) {
++ p = &blackTab2[code - 64];
++ if (p->bits == n) {
++ eatBits(n);
++ return p->n;
++ }
++ }
++ }
++ for (n = 10; n <= 13; ++n) {
++ code = lookBits(n);
++ if (code == EOF) {
++ return 1;
++ }
++ if (n < 13) {
++ code <<= 13 - n;
++ }
++ p = &blackTab1[code];
++ if (p->bits == n) {
++ eatBits(n);
++ return p->n;
++ }
++ }
++ }
++ error(getPos(), "Bad black code (%04x) in CCITTFax stream", code);
++ // eat a bit and return a positive number so that the caller doesn't
++ // go into an infinite loop
++ eatBits(1);
++ return 1;
++}
++
++short CCITTFaxStream::lookBits(int n) {
++ int c;
++
++ while (inputBits < n) {
++ if ((c = str->getChar()) == EOF) {
++ if (inputBits == 0) {
++ return EOF;
++ }
++ // near the end of the stream, the caller may ask for more bits
++ // than are available, but there may still be a valid code in
++ // however many bits are available -- we need to return correct
++ // data in this case
++ return (inputBuf << (n - inputBits)) & (0xffff >> (16 - n));
++ }
++ inputBuf = (inputBuf << 8) + c;
++ inputBits += 8;
++ }
++ return (inputBuf >> (inputBits - n)) & (0xffff >> (16 - n));
++}
++
++#endif
+
+ GString *CCITTFaxStream::getPSFilter(int psLevel, char *indent) {
+ GString *s;
+@@ -1956,6 +2560,12 @@
+ // allocate a buffer for the whole image
+ bufWidth = ((width + mcuWidth - 1) / mcuWidth) * mcuWidth;
+ bufHeight = ((height + mcuHeight - 1) / mcuHeight) * mcuHeight;
++ if (bufWidth <= 0 || bufHeight <= 0 ||
++ bufWidth > INT_MAX / bufWidth / (int)sizeof(int)) {
++ error(getPos(), "Invalid image size in DCT stream");
++ y = height;
++ return;
++ }
+ for (i = 0; i < numComps; ++i) {
+ frameBuf[i] = (int *)gmallocn(bufWidth * bufHeight, sizeof(int));
+ memset(frameBuf[i], 0, bufWidth * bufHeight * sizeof(int));
+@@ -3017,6 +3627,11 @@
+ }
+ scanInfo.firstCoeff = str->getChar();
+ scanInfo.lastCoeff = str->getChar();
++ if (scanInfo.firstCoeff < 0 || scanInfo.lastCoeff > 63 ||
++ scanInfo.firstCoeff > scanInfo.lastCoeff) {
++ error(getPos(), "Bad DCT coefficient numbers in scan info block");
++ return gFalse;
++ }
+ c = str->getChar();
+ scanInfo.ah = (c >> 4) & 0x0f;
+ scanInfo.al = c & 0x0f;
+diff -Naur cups-1.2.12-vanilla/pdftops/Stream.h cups-1.2.12/pdftops/Stream.h
+--- cups-1.2.12-vanilla/pdftops/Stream.h 2006-02-13 03:08:11.000000000
+0000
++++ cups-1.2.12/pdftops/Stream.h 2008-04-13 22:32:53.000000000 +0100
+@@ -519,13 +519,15 @@
+ int row; // current row
+ int inputBuf; // input buffer
+ int inputBits; // number of bits in input buffer
+- short *refLine; // reference line changing elements
+- int b1; // index into refLine
+- short *codingLine; // coding line changing elements
+- int a0; // index into codingLine
++ int *codingLine; // coding line changing elements
++ int *refLine; // reference line changing elements
++ int a0i; // index into codingLine
++ GBool err; // error on current line
+ int outputBits; // remaining ouput bits
+ int buf; // character buffer
+
++ void addPixels(int a1, int black);
++ void addPixelsNeg(int a1, int black);
+ short getTwoDimCode();
+ short getWhiteCode();
+ short getBlackCode();
--
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