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Commit 8d9cf43a authored by Kristian Høgsberg's avatar Kristian Høgsberg
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2005-12-21 Kristian Høgsberg <krh@redhat.com> 

        * NEWS: Sum up 0.5 changes so far.

        * acinclude.m4: Split jpeg macros out into this file.

        * poppler/Stream.cc: Apply latest CVE-2005-3191 updates.
parent 97243286
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ChangeLog
View file @ 8d9cf43a
2005-12-21 Kristian Høgsberg <krh@redhat.com>
* NEWS: Sum up 0.5 changes so far.
* acinclude.m4: Split jpeg macros out into this file.
* poppler/Stream.cc: Apply latest CVE-2005-3191 updates.
2005-12-21 Kristian Høgsberg <krh@redhat.com>
* utils/Makefile.am: Add parseargs.h to sources and add
......
NEWS
View file @ 8d9cf43a
Release 0.5.0
- Font matching code for non embedded fonts now use fontconfig
instead of hard coded list of fonts.
- Merge in Xpdf 3.01 changes.
- Add command line tools from Xpdf.
- Make install of Xpdf header files ./configure'able.
Release 0.4.0
- Real text selection.
......
acinclude.m4 0 → 100644
View file @ 8d9cf43a
dnl Based on Xpdf configure.in and evince configure.ac
dnl Based on kde acinclude.m4.in, LGPL Licensed
AC_DEFUN([AC_FIND_FILE],
[
$3=NO
for i in $2;
do
for j in $1;
do
echo "configure: __oline__: $i/$j" >&AC_FD_CC
if test -r "$i/$j"; then
echo "taking that" >&AC_FD_CC
$3=$i
break 2
fi
done
done
])
AC_DEFUN([KDE_FIND_JPEG_HELPER],
[
AC_MSG_CHECKING([for libjpeg$2])
AC_CACHE_VAL(ac_cv_lib_jpeg_$1,
[
ac_save_LIBS="$LIBS"
LIBS="$all_libraries $USER_LDFLAGS -ljpeg$2 -lm"
ac_save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $all_includes $USER_INCLUDES"
AC_TRY_LINK(
[
#ifdef __cplusplus
extern "C" {
#endif
void jpeg_CreateDecompress();
#ifdef __cplusplus
}
#endif
],
[jpeg_CreateDecompress();],
eval "ac_cv_lib_jpeg_$1=-ljpeg$2",
eval "ac_cv_lib_jpeg_$1=no")
LIBS="$ac_save_LIBS"
CFLAGS="$ac_save_CFLAGS"
])
if eval "test ! \"`echo $ac_cv_lib_jpeg_$1`\" = no"; then
enable_libjpeg=yes
LIBJPEG_LIBS="$ac_cv_lib_jpeg_$1"
AC_MSG_RESULT($ac_cv_lib_jpeg_$1)
else
AC_MSG_RESULT(no)
$3
fi
])
AC_DEFUN([AC_FIND_JPEG],
[
dnl first look for libraries
KDE_FIND_JPEG_HELPER(6b, 6b,
KDE_FIND_JPEG_HELPER(normal, [],
[
LIBJPEG_LIBS=
]
)
)
dnl then search the headers (can't use simply AC_TRY_xxx, as jpeglib.h
dnl requires system dependent includes loaded before it)
jpeg_incdirs="$includedir /usr/include /usr/local/include "
AC_FIND_FILE(jpeglib.h, $jpeg_incdirs, jpeg_incdir)
test "x$jpeg_incdir" = xNO && jpeg_incdir=
dnl if headers _and_ libraries are missing, this is no error, and we
dnl continue with a warning (the user will get no jpeg support)
dnl if only one is missing, it means a configuration error, but we still
dnl only warn
if test -n "$jpeg_incdir" && test -n "$LIBJPEG_LIBS" ; then
AC_DEFINE_UNQUOTED(ENABLE_LIBJPEG, 1, [Define if you have libjpeg])
else
if test -n "$jpeg_incdir" || test -n "$LIBJPEG_LIBS" ; then
AC_MSG_WARN([
There is an installation error in jpeg support. You seem to have only one
of either the headers _or_ the libraries installed. You may need to either
provide correct --with-extra-... options, or the development package of
libjpeg6b. You can get a source package of libjpeg from http://www.ijg.org/
Disabling JPEG support.
])
else
AC_MSG_WARN([libjpeg not found. disable JPEG support.])
fi
jpeg_incdir=
enable_libjpeg=no
LIBJPEG_LIBS=
fi
AC_SUBST(LIBJPEG_LIBS)
AH_VERBATIM(_AC_CHECK_JPEG,
[/*
* jpeg.h needs HAVE_BOOLEAN, when the system uses boolean in system
* headers and I'm too lazy to write a configure test as long as only
* unixware is related
*/
#ifdef _UNIXWARE
#define HAVE_BOOLEAN
#endif
])
])
dnl Based on kde acinclude.m4.in, LGPL Licensed
configure.ac
View file @ 8d9cf43a
dnl Based on Xpdf configure.in and evince configure.ac
dnl Based on kde acinclude.m4.in, LGPL Licensed
AC_DEFUN([AC_FIND_FILE],
[
$3=NO
for i in $2;
do
for j in $1;
do
echo "configure: __oline__: $i/$j" >&AC_FD_CC
if test -r "$i/$j"; then
echo "taking that" >&AC_FD_CC
$3=$i
break 2
fi
done
done
])
AC_DEFUN([KDE_FIND_JPEG_HELPER],
[
AC_MSG_CHECKING([for libjpeg$2])
AC_CACHE_VAL(ac_cv_lib_jpeg_$1,
[
ac_save_LIBS="$LIBS"
LIBS="$all_libraries $USER_LDFLAGS -ljpeg$2 -lm"
ac_save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $all_includes $USER_INCLUDES"
AC_TRY_LINK(
[
#ifdef __cplusplus
extern "C" {
#endif
void jpeg_CreateDecompress();
#ifdef __cplusplus
}
#endif
],
[jpeg_CreateDecompress();],
eval "ac_cv_lib_jpeg_$1=-ljpeg$2",
eval "ac_cv_lib_jpeg_$1=no")
LIBS="$ac_save_LIBS"
CFLAGS="$ac_save_CFLAGS"
])
if eval "test ! \"`echo $ac_cv_lib_jpeg_$1`\" = no"; then
enable_libjpeg=yes
LIBJPEG_LIBS="$ac_cv_lib_jpeg_$1"
AC_MSG_RESULT($ac_cv_lib_jpeg_$1)
else
AC_MSG_RESULT(no)
$3
fi
])
AC_DEFUN([AC_FIND_JPEG],
[
dnl first look for libraries
KDE_FIND_JPEG_HELPER(6b, 6b,
KDE_FIND_JPEG_HELPER(normal, [],
[
LIBJPEG_LIBS=
]
)
)
dnl then search the headers (can't use simply AC_TRY_xxx, as jpeglib.h
dnl requires system dependent includes loaded before it)
jpeg_incdirs="$includedir /usr/include /usr/local/include "
AC_FIND_FILE(jpeglib.h, $jpeg_incdirs, jpeg_incdir)
test "x$jpeg_incdir" = xNO && jpeg_incdir=
dnl if headers _and_ libraries are missing, this is no error, and we
dnl continue with a warning (the user will get no jpeg support)
dnl if only one is missing, it means a configuration error, but we still
dnl only warn
if test -n "$jpeg_incdir" && test -n "$LIBJPEG_LIBS" ; then
AC_DEFINE_UNQUOTED(ENABLE_LIBJPEG, 1, [Define if you have libjpeg])
else
if test -n "$jpeg_incdir" || test -n "$LIBJPEG_LIBS" ; then
AC_MSG_WARN([
There is an installation error in jpeg support. You seem to have only one
of either the headers _or_ the libraries installed. You may need to either
provide correct --with-extra-... options, or the development package of
libjpeg6b. You can get a source package of libjpeg from http://www.ijg.org/
Disabling JPEG support.
])
else
AC_MSG_WARN([libjpeg not found. disable JPEG support.])
fi
jpeg_incdir=
enable_libjpeg=no
LIBJPEG_LIBS=
fi
AC_SUBST(LIBJPEG_LIBS)
AH_VERBATIM(_AC_CHECK_JPEG,
[/*
* jpeg.h needs HAVE_BOOLEAN, when the system uses boolean in system
* headers and I'm too lazy to write a configure test as long as only
* unixware is related
*/
#ifdef _UNIXWARE
#define HAVE_BOOLEAN
#endif
])
])
dnl Based on kde acinclude.m4.in, LGPL Licensed
AC_PREREQ(2.59)
AC_INIT(poppler, 0.5.0)
AM_INIT_AUTOMAKE(AC_PACKAGE_NAME, AC_PACKAGE_VERSION)
......
poppler/JPXStream.cc
View file @ 8d9cf43a
......@@ -7,6 +7,7 @@
//========================================================================
#include <config.h>
#include <limits.h>
#ifdef USE_GCC_PRAGMAS
#pragma implementation
......
poppler/Stream.cc
View file @ 8d9cf43a
......@@ -15,6 +15,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <stddef.h>
#include <limits.h>
#ifndef WIN32
#include <unistd.h>
#endif
......@@ -1283,7 +1284,7 @@ CCITTFaxStream::CCITTFaxStream(Stream *strA, int encodingA, GBool endOfLineA,
endOfLine = endOfLineA;
byteAlign = byteAlignA;
columns = columnsA;
if (columns < 1) {
if (columns + 3 < 1 || columns + 4 < 1 || columns < 1) {
columns = 1;
}
rows = rowsA;
......@@ -2980,6 +2981,10 @@ GBool DCTStream::readScanInfo() {
length = read16() - 2;
scanInfo.numComps = str->getChar();
if (scanInfo.numComps <= 0 || scanInfo.numComps > 4) {
error(getPos(), "Bad number of components in DCT stream");
return gFalse;
}
--length;
if (length != 2 * scanInfo.numComps + 3) {
error(getPos(), "Bad DCT scan info block");
......@@ -3064,12 +3069,12 @@ GBool DCTStream::readHuffmanTables() {
while (length > 0) {
index = str->getChar();
--length;
if ((index & 0x0f) >= 4) {
if ((index & ~0x10) >= 4 || (index & ~0x10) < 0) {
error(getPos(), "Bad DCT Huffman table");
return gFalse;
}
if (index & 0x10) {
index &= 0x0f;
index &= 0x03;
if (index >= numACHuffTables)
numACHuffTables = index+1;
tbl = &acHuffTables[index];
......
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