X-Git-Url: http://git.asbjorn.biz/?p=swftools.git;a=blobdiff_plain;f=lib%2Fpdf%2Fxpdf-changes.patch;h=42ff39f0cdbb984852a9a3d18ae4e8e72f5e6527;hp=d2459d52728553d2cb5f625568e42d2e6c0fb1f6;hb=7dff01be4c5c03eb4908285a751a8b5e03054c48;hpb=39256331a887c5d462253ab1aea538ee2e4fd4ba

diff --git a/lib/pdf/xpdf-changes.patch b/lib/pdf/xpdf-changes.patch
index d2459d5..42ff39f 100644
--- a/lib/pdf/xpdf-changes.patch
+++ b/lib/pdf/xpdf-changes.patch
@@ -134,6 +134,17 @@ diff -u -r1.10 -r1.12
  					   sizeof(GfxColorComp));
        for (i = 0; i <= maxPixel; ++i) {
  	lookup[k][i] = dblToCol(decodeLow[k] +
+@@ -3754,7 +3769,10 @@
+ }
+ 
+ void GfxState::setPath(GfxPath *pathA) {
++  if(pathA) {
++      if(path)
+   delete path;
++  }
+   path = pathA;
+ }
+
 Index: GlobalParams.cc
 ===================================================================
 RCS file: /home/kramm/cvs/swftools.cache.cvsroot/swftools.cache/pdf2swf/xpdf/GlobalParams.cc,v
@@ -172,16 +183,26 @@ diff -u -r1.4 -r1.7
    line = 1;
    while (getLine(buf, sizeof(buf) - 1, f)) {
  
-@@ -659,6 +682,32 @@
-   }
+@@ -1142,6 +1165,42 @@
+   deleteGList(tokens, GString);
  }
  
++static char is_absolute(char*filename)
++{
++    int l = strlen(filename);
++    if(filename[0] == '/' || filename[0] == '\\') 
++	return 1;
++    if(l>2 && filename[1]==':' && (filename[2]=='\\' || filename[2]=='/'))
++	return 1;
++    return 0;
++}
++
 +static GString* qualify_filename(GString*path, GString*filename)
 +{
 +  GString*fullpath = 0;
 +  char*prefix = "/usr/local/share/xpdf/";
 +
-+  if (filename->getChar(0) != '\\' && filename->getChar(0) != '/') {
++  if (!is_absolute(filename->getCString())) {
 +    /* relative path */
 +    fullpath = path->copy();
 +    fullpath->append(filename);
@@ -205,15 +226,20 @@ diff -u -r1.4 -r1.7
  void GlobalParams::parseNameToUnicode(GList *tokens, GString *fileName,
  					 int line) {
    GString *name;
-@@ -673,7 +722,7 @@
+@@ -1156,10 +1215,10 @@
  	  fileName->getCString(), line);
      return;
    }
 -  name = (GString *)tokens->get(1);
 +  name = qualify_filename(this->path, (GString *)tokens->get(1));
    if (!(f = fopen(name->getCString(), "r"))) {
-     error(-1, "Couldn't open 'nameToUnicode' file '%s'",
- 	  name->getCString());
+-    error(-1, "Couldn't open 'nameToUnicode' file '%s'",
+-	  name->getCString());
++    error(-1, "Couldn't open 'nameToUnicode' file '%s' using path '%s'",
++	  name->getCString(), path->getCString());
+     return;
+   }
+   line2 = 1;
 @@ -705,10 +754,12 @@
    }
    collection = (GString *)tokens->get(1);
@@ -442,118 +468,6 @@ diff -u -r1.7 -r1.8
  #endif
  #include <string.h>
  #include <ctype.h>
-Index: config.h
---- config.h	2007-09-09 12:11:20.000000000 +0200
-+++ config.h	2007-09-09 12:11:40.000000000 +0200
-@@ -53,9 +53,9 @@
- 
- // user config file name, relative to the user's home directory
- #if defined(VMS) || defined(WIN32)
--#define xpdfUserConfigFile "xpdfrc"
-+#define xpdfUserConfigFile "pdf2swf.conf"
- #else
--#define xpdfUserConfigFile ".xpdfrc"
-+#define xpdfUserConfigFile ".pdf2swf.conf"
- #endif
- 
- // system config file name (set via the configure script)
-@@ -64,7 +64,7 @@
- #else
- // under Windows, we get the directory with the executable and then
- // append this file name
--#define xpdfSysConfigFile "xpdfrc"
-+#define xpdfSysConfigFile "pdf2swf.conf"
- #endif
- 
- //------------------------------------------------------------------------
-Index: gfile.cc
-===================================================================
-RCS file: /home/kramm/cvs/swftools.cache.cvsroot/swftools.cache/pdf2swf/xpdf/gfile.cc,v
-retrieving revision 1.12
-retrieving revision 1.13
-diff -u -r1.12 -r1.13
---- gfile.cc	3 Dec 2005 10:11:33 -0000	1.12
-+++ gfile.cc	3 Dec 2005 10:30:41 -0000	1.13
-@@ -437,6 +437,52 @@
- #endif
- }
- 
-+static char* getTempDir()
-+{
-+#ifdef WIN32
-+    char*dir = getenv("TMP");
-+    if(!dir) dir = getenv("TEMP");
-+    if(!dir) dir = getenv("tmp");
-+    if(!dir) dir = getenv("temp");
-+    if(!dir) dir = "C:\\";
-+#else
-+    char* dir = "/tmp/";
-+#endif
-+    return dir;
-+}
-+
-+char* mktmpname(char*ptr) {
-+    static char tmpbuf[128];
-+    char*dir = getTempDir();
-+    int l = strlen(dir);
-+    char*sep = "";
-+    if(!ptr)
-+	ptr = tmpbuf;
-+    if(l && dir[l-1]!='/' && dir[l-1]!='\\') {
-+#ifdef WIN32
-+	sep = "\\";
-+#else
-+	sep = "/";
-+#endif
-+    }
-+
-+ //   used to be mktemp. This does remove the warnings, but
-+ //   It's not exactly an improvement.
-+#ifdef HAVE_LRAND48
-+    sprintf(ptr, "%s%s%08x%08x",dir,sep,lrand48(),lrand48());
-+#else
-+#   ifdef HAVE_RAND
-+	sprintf(ptr, "%s%s%08x%08x",dir,sep,rand(),rand());
-+#   else
-+	static int count = 1;
-+	sprintf(ptr, "%s%s%08x%04x%04x",dir,sep,time(0),(unsigned int)tmpbuf^((unsigned int)tmpbuf)>>16,count);
-+	count ++;
-+#   endif
-+#endif
-+     return ptr;
-+}
-+
-+
- GBool openTempFile(GString **name, FILE **f, char *mode, char *ext) {
- #if defined(WIN32)
-   //---------- Win32 ----------
-@@ -463,7 +509,7 @@
-   // with this file name after the tmpnam call and before the fopen
-   // call.  I will happily accept fixes to this function for non-Unix
-   // OSs.
--  if (!(s = tmpnam(NULL))) {
-+  if (!(s = mktmpname(NULL))) {
-     return gFalse;
-   }
-   *name = new GString(s);
-@@ -490,7 +536,7 @@
-     (*name)->append("/XXXXXX")->append(ext);
-     fd = mkstemps((*name)->getCString(), strlen(ext));
- #else
--    if (!(s = tmpnam(NULL))) {
-+    if (!(s = mktmpname(NULL))) {
-       return gFalse;
-     }
-     *name = new GString(s);
-@@ -507,7 +553,7 @@
-     (*name)->append("/XXXXXX");
-     fd = mkstemp((*name)->getCString());
- #else // HAVE_MKSTEMP
--    if (!(s = tmpnam(NULL))) {
-+    if (!(s = mktmpname(NULL))) {
-       return gFalse;
-     }
-     *name = new GString(s);
 Index: gfile.h
 ===================================================================
 RCS file: /home/kramm/cvs/swftools.cache.cvsroot/swftools.cache/pdf2swf/xpdf/gfile.h,v
@@ -616,28 +530,6 @@ diff -u -r1.5 -r1.6
  
    // End a page.
    virtual void endPage();
---- SplashOutputDev.cc	2006-11-12 12:07:06.000000000 +0100
-+++ SplashOutputDev.cc	2006-11-12 12:09:36.000000000 +0100
-@@ -696,7 +696,7 @@
-   nT3Fonts = 0;
- }
- 
--void SplashOutputDev::startPage(int pageNum, GfxState *state) {
-+void SplashOutputDev::startPage(int pageNum, GfxState *state, double x1,double y1,double x2,double y2) {
-   int w, h;
-   double *ctm;
-   SplashCoord mat[6];
---- TextOutputDev.h	2006-11-12 12:23:01.000000000 +0100
-+++ TextOutputDev.h	2006-11-12 12:25:31.000000000 +0100
-@@ -578,7 +578,7 @@
-   //----- initialization and control
- 
-   // Start a page.
--  virtual void startPage(int pageNum, GfxState *state);
-+  virtual void startPage(int pageNum, GfxState *state, double x1,double y1,double x2,double y2);
- 
-   // End a page.
-   virtual void endPage();
 --- TextOutputDev.cc	2006-11-12 12:22:53.000000000 +0100
 +++ TextOutputDev.cc	2006-11-12 12:25:03.000000000 +0100
 @@ -3805,7 +3805,7 @@
@@ -680,6 +572,27 @@ diff -u -r1.5 -r1.6
  #include <math.h>
  #include "gfile.h"
  #include "GlobalParams.h"
+@@ -702,7 +703,7 @@
+   nT3Fonts = 0;
+ }
+ 
+-void SplashOutputDev::startPage(int pageNum, GfxState *state) {
++void SplashOutputDev::startPage(int pageNum, GfxState *state, double x1,double y1,double x2,double y2) {
+   int w, h;
+   double *ctm;
+   SplashCoord mat[6];
+@@ -2646,9 +2647,9 @@
+ 
+   softMask = new SplashBitmap(bitmap->getWidth(), bitmap->getHeight(),
+ 			      1, splashModeMono8, gFalse);
+-  memset(softMask->getDataPtr(), 0,
+-	 softMask->getRowSize() * softMask->getHeight());
++  memset(softMask->getDataPtr(), 0x00, softMask->getRowSize()*softMask->getHeight());
+   p = softMask->getDataPtr() + ty * softMask->getRowSize() + tx;
++  if (tx<softMask->getWidth() && ty<softMask->getHeight())
+   for (y = 0; y < tBitmap->getHeight(); ++y) {
+     for (x = 0; x < tBitmap->getWidth(); ++x) {
+       tBitmap->getPixel(x, y, color);
 --- SplashFontFile.cc	2007-09-09 12:33:00.000000000 +0200
 +++ SplashFontFile.cc	2007-09-09 12:33:07.000000000 +0200
 @@ -11,9 +11,7 @@
@@ -693,8 +606,8 @@ diff -u -r1.5 -r1.6
  #include "GString.h"
  #include "SplashFontFile.h"
  #include "SplashFontFileID.h"
---- SplashFont.h	2007-09-09 14:23:47.000000000 +0200
-+++ SplashFont.h	2007-09-09 14:24:28.000000000 +0200
+--- xpdf/SplashFont.h.orig	2008-09-09 21:31:01.000000000 +0200
++++ xpdf/SplashFont.h	2008-10-05 17:36:44.000000000 +0200
 @@ -73,6 +73,9 @@
    virtual GBool makeGlyph(int c, int xFrac, int yFrac,
  			  SplashGlyphBitmap *bitmap) = 0;
@@ -705,33 +618,16 @@ diff -u -r1.5 -r1.6
    // Return the path for a glyph.
    virtual SplashPath *getGlyphPath(int c) = 0;
  
---- SplashFTFont.h	2007-09-09 14:23:47.000000000 +0200
-+++ SplashFTFont.h	2007-09-09 14:25:19.000000000 +0200
-@@ -42,6 +42,9 @@
-   virtual GBool makeGlyph(int c, int xFrac, int yFrac,
- 			  SplashGlyphBitmap *bitmap);
+@@ -83,6 +86,9 @@
+   void getBBox(int *xMinA, int *yMinA, int *xMaxA, int *yMaxA)
+     { *xMinA = xMin; *yMinA = yMin; *xMaxA = xMax; *yMaxA = yMax; }
  
-+  // return the number of characters in this font
-+  virtual int getNumChars();
-+
-   // Return the path for a glyph.
-   virtual SplashPath *getGlyphPath(int c);
- 
---- SplashFTFont.cc.h	2007-09-09 14:23:50.000000000 +0200
-+++ SplashFTFont.cc	2007-09-09 14:27:35.000000000 +0200
-@@ -228,6 +228,12 @@
-   GBool needClose;
- };
++  double ascender;
++  double descender;
++  double last_advance; //set after getGlyphPath()
+ protected:
  
-+int SplashFTFont::getNumChars()
-+{
-+  SplashFTFontFile* ff = (SplashFTFontFile *)fontFile;
-+  return ff->face->num_glyphs;
-+}
-+
- SplashPath *SplashFTFont::getGlyphPath(int c) {
-   static FT_Outline_Funcs outlineFuncs = {
- #if FREETYPE_MINOR <= 1
+   SplashFontFile *fontFile;
 --- orig/GfxFont.h	2007-07-28 00:11:06.000000000 +0200
 +++ GfxFont.h	2007-09-09 18:31:31.000000000 +0200
 @@ -164,6 +164,7 @@
@@ -821,3 +717,452 @@ diff -u -r1.5 -r1.6
  
    void setBaseDir(char *dir);
    void setupBaseFonts(char *dir);
+--- xpdf/SplashOutputDev.h.orig	2007-10-21 17:43:29.000000000 +0200
++++ xpdf/SplashOutputDev.h	2007-11-19 10:07:27.000000000 +0100
+@@ -197,6 +197,8 @@
+ #endif
+ 
+   void doUpdateFont(GfxState *state);
++  
++  SplashPath *convertPath(GfxState *state, GfxPath *path);
+ private:
+ 
+   void setupScreenParams(double hDPI, double vDPI);
+@@ -205,7 +207,6 @@
+ #else
+   SplashPattern *getColor(GfxGray gray, GfxRGB *rgb);
+ #endif
+-  SplashPath *convertPath(GfxState *state, GfxPath *path);
+   void drawType3Glyph(T3FontCache *t3Font,
+ 		      T3FontCacheTag *tag, Guchar *data);
+   static GBool imageMaskSrc(void *data, SplashColorPtr line);
+--- xpdf/SplashFont.cc.orig	2008-09-09 21:31:01.000000000 +0200
++++ xpdf/SplashFont.cc	2008-10-05 17:37:08.000000000 +0200
+@@ -48,6 +48,10 @@
+   cacheTags = NULL;
+ 
+   xMin = yMin = xMax = yMax = 0;
++
++  last_advance = -1;
++  ascender = -1;
++  descender = -1;
+ }
+ 
+ void SplashFont::initCache() {
+--- xpdf/SplashFTFont.cc.orig	2009-03-08 17:19:08.000000000 +0100
++++ xpdf/SplashFTFont.cc	2009-03-15 19:18:11.000000000 +0100
+@@ -46,6 +46,7 @@
+   int x, y;
+ 
+   face = fontFileA->face;
++  
+   if (FT_New_Size(face, &sizeObj)) {
+     return;
+   }
+@@ -54,6 +55,10 @@
+   if (FT_Set_Pixel_Sizes(face, 0, (int)size)) {
+     return;
+   }
++ 
++  this->ascender = face->ascender;
++  this->descender = face->descender;
++
+   // if the textMat values are too small, FreeType's fixed point
+   // arithmetic doesn't work so well
+   textScale = splashSqrt(textMat[2]*textMat[2] + textMat[3]*textMat[3]) / size;
+@@ -228,6 +233,12 @@
+   GBool needClose;
+ };
+ 
++int SplashFTFont::getNumChars()
++{
++  SplashFTFontFile* ff = (SplashFTFontFile *)fontFile;
++  return ff->face->num_glyphs;
++}
++
+ SplashPath *SplashFTFont::getGlyphPath(int c) {
+   static FT_Outline_Funcs outlineFuncs = {
+ #if FREETYPE_MINOR <= 1
+@@ -249,6 +260,8 @@
+   FT_UInt gid;
+   FT_Glyph glyph;
+ 
++  this->last_advance = -1;
++
+   ff = (SplashFTFontFile *)fontFile;
+   ff->face->size = sizeObj;
+   FT_Set_Transform(ff->face, &textMatrix, NULL);
+@@ -262,17 +275,24 @@
+     // skip the TrueType notdef glyph
+     return NULL;
+   }
+-  if (FT_Load_Glyph(ff->face, gid, FT_LOAD_NO_BITMAP)) {
++  int error = 0;
++  if ((error=FT_Load_Glyph(ff->face, gid, FT_LOAD_NO_BITMAP|FT_LOAD_NO_HINTING))) {
++      fprintf(stderr, "Truetype wasn't able to load glyph %d, error %d\n", gid, error);
+     return NULL;
+   }
+   if (FT_Get_Glyph(slot, &glyph)) {
+     return NULL;
+   }
++  this->last_advance = glyph->advance.x/65536.0;
++
+   path.path = new SplashPath();
+   path.textScale = textScale;
+   path.needClose = gFalse;
+-  FT_Outline_Decompose(&((FT_OutlineGlyph)glyph)->outline,
++  error = FT_Outline_Decompose(&((FT_OutlineGlyph)glyph)->outline,
+ 		       &outlineFuncs, &path);
++  if(error) {
++      fprintf(stderr, "Truetype wasn't able to read glyph %d, error %d\n", gid, error);
++  }
+   if (path.needClose) {
+     path.path->close();
+   }
+--- xpdf/SplashFTFont.h.orig	2008-09-09 21:31:01.000000000 +0200
++++ xpdf/SplashFTFont.h	2008-10-04 17:39:57.000000000 +0200
+@@ -42,6 +42,9 @@
+   virtual GBool makeGlyph(int c, int xFrac, int yFrac,
+ 			  SplashGlyphBitmap *bitmap);
+ 
++  // return the number of characters in this font
++  virtual int getNumChars();
++
+   // Return the path for a glyph.
+   virtual SplashPath *getGlyphPath(int c);
+ 
+--- xpdf/SplashScreen.cc.orig	2008-10-06 17:59:44.000000000 +0200
++++ xpdf/SplashScreen.cc	2008-10-06 18:20:09.000000000 +0200
+@@ -363,6 +363,8 @@
+ int SplashScreen::test(int x, int y, Guchar value) {
+   int xx, yy;
+ 
++  return 1;
++
+   if (value < minVal) {
+     return 0;
+   }
+--- xpdf/gfile.cc.orig	2007-02-27 23:05:51.000000000 +0100
++++ xpdf/gfile.cc	2008-10-12 15:15:22.000000000 +0200
+@@ -439,6 +439,52 @@
+ #endif
+ }
+ 
++static char* getTempDir()
++{
++#ifdef WIN32
++    char*dir = getenv("TMP");
++    if(!dir) dir = getenv("TEMP");
++    if(!dir) dir = getenv("tmp");
++    if(!dir) dir = getenv("temp");
++    if(!dir) dir = "C:\\";
++#else
++    char* dir = "/tmp/";
++#endif
++    return dir;
++}
++
++char* mktmpname(char*ptr) {
++    static char tmpbuf[128];
++    char*dir = getTempDir();
++    int l = strlen(dir);
++    char*sep = "";
++    if(!ptr)
++	ptr = tmpbuf;
++    if(l && dir[l-1]!='/' && dir[l-1]!='\\') {
++#ifdef WIN32
++	sep = "\\";
++#else
++	sep = "/";
++#endif
++    }
++
++ //   used to be mktemp. This does remove the warnings, but
++ //   It's not exactly an improvement.
++#ifdef HAVE_LRAND48
++    sprintf(ptr, "%s%s%08x%08x",dir,sep,(unsigned int)lrand48(),(unsigned int)lrand48());
++#else
++#   ifdef HAVE_RAND
++	sprintf(ptr, "%s%s%08x%08x",dir,sep,rand(),rand());
++#   else
++	static int count = 1;
++	sprintf(ptr, "%s%s%08x%04x%04x",dir,sep,time(0),(unsigned int)tmpbuf^((unsigned int)tmpbuf)>>16,count);
++	count ++;
++#   endif
++#endif
++     return ptr;
++}
++
++
+ GBool openTempFile(GString **name, FILE **f, char *mode, char *ext) {
+ #if defined(WIN32)
+   //---------- Win32 ----------
+@@ -460,7 +506,7 @@
+   s->append("x");
+   t = (int)time(NULL);
+   for (i = 0; i < 1000; ++i) {
+-    sprintf(buf, "%d", t + i);
++    sprintf(buf, "%08x-%08x", t + i, GetCurrentThreadId());
+     s2 = s->copy()->append(buf);
+     if (ext) {
+       s2->append(ext);
+@@ -468,8 +514,7 @@
+     if (!(f2 = fopen(s2->getCString(), "r"))) {
+       if (!(f2 = fopen(s2->getCString(), mode))) {
+ 	delete s2;
+-	delete s;
+-	return gFalse;
++        continue;
+       }
+       *name = s2;
+       *f = f2;
+@@ -479,6 +524,7 @@
+     fclose(f2);
+     delete s2;
+   }
++  fprintf(stderr, "Couldn't create temporary file\n");
+   delete s;
+   return gFalse;
+ #elif defined(VMS) || defined(__EMX__) || defined(ACORN) || defined(MACOS)
+@@ -489,7 +535,7 @@
+   // with this file name after the tmpnam call and before the fopen
+   // call.  I will happily accept fixes to this function for non-Unix
+   // OSs.
+-  if (!(s = tmpnam(NULL))) {
++  if (!(s = mktmpname(NULL))) {
+     return gFalse;
+   }
+   *name = new GString(s);
+@@ -516,7 +562,7 @@
+     (*name)->append("/XXXXXX")->append(ext);
+     fd = mkstemps((*name)->getCString(), strlen(ext));
+ #else
+-    if (!(s = tmpnam(NULL))) {
++    if (!(s = mktmpname(NULL))) {
+       return gFalse;
+     }
+     *name = new GString(s);
+@@ -533,7 +579,7 @@
+     (*name)->append("/XXXXXX");
+     fd = mkstemp((*name)->getCString());
+ #else // HAVE_MKSTEMP
+-    if (!(s = tmpnam(NULL))) {
++    if (!(s = mktmpname(NULL))) {
+       return gFalse;
+     }
+     *name = new GString(s);
+--- xpdf/Gfx.cc.orig	2009-03-08 17:10:40.000000000 +0100
++++ xpdf/Gfx.cc	2009-03-08 17:18:23.000000000 +0100
+@@ -3188,8 +3188,11 @@
+ 			    u, (int)(sizeof(u) / sizeof(Unicode)), &uLen,
+ 			    &dx, &dy, &originX, &originY);
+       dx = dx * state->getFontSize() + state->getCharSpace();
+-      if (n == 1 && *p == ' ') {
+-	dx += state->getWordSpace();
++      if (n == 1 && (*p == ' ' || *p == 0)) {
++        double w=state->getWordSpace();
++        if (w==0 && dx==0)
++          w=state->getFontSize()/3; // workaround for zero word space
++        dx += w;
+       }
+       dx *= state->getHorizScaling();
+       dy *= state->getFontSize();
+@@ -3824,6 +3833,7 @@
+     out->beginTransparencyGroup(state, bbox, blendingColorSpace,
+ 				isolated, knockout, softMask);
+   }
++  GfxState*old_state = state;
+ 
+   // set new base matrix
+   for (i = 0; i < 6; ++i) {
+@@ -3835,6 +3845,9 @@
+   display(str, gFalse);
+ 
+   if (softMask || transpGroup) {
++    // restore graphics state
++    while(state != old_state)
++	restoreState();
+     out->endTransparencyGroup(state);
+   }
+ 
+--- TextOutputDev.h.orig	2009-10-07 17:00:29.000000000 -0700
++++ TextOutputDev.h	2009-10-07 17:01:50.000000000 -0700
+@@ -170,6 +170,7 @@
+   friend class TextFlow;
+   friend class TextWordList;
+   friend class TextPage;
++  friend class XMLOutputDev;
+ };
+ 
+ //------------------------------------------------------------------------
+@@ -578,7 +579,7 @@
+   //----- initialization and control
+ 
+   // Start a page.
+-  virtual void startPage(int pageNum, GfxState *state);
++  virtual void startPage(int pageNum, GfxState *state, double x1,double y1,double x2,double y2);
+ 
+   // End a page.
+   virtual void endPage();
+--- xpdf/JBIG2Stream.cc.orig	2010-01-08 17:17:18.000000000 -0800
++++ xpdf/JBIG2Stream.cc	2010-01-21 15:28:26.000000000 -0800
+@@ -1514,11 +1514,14 @@
+   }
+ 
+   // compute symbol code length
+-  symCodeLen = 1;
+-  i = (numInputSyms + numNewSyms) >> 1;
+-  while (i) {
+-    ++symCodeLen;
+-    i >>= 1;
++  symCodeLen = 0;
++  i = 1;
++  while (i < numInputSyms + numNewSyms) {
++   ++symCodeLen;
++   i <<= 1;
++  }
++  if (huff && symCodeLen == 0) {
++   symCodeLen = 1;
+   }
+ 
+   // get the input symbol bitmaps
+@@ -1921,6 +1924,9 @@
+     ++symCodeLen;
+     i <<= 1;
+   }
++  if (huff && symCodeLen == 0) {
++    symCodeLen = 1;
++  }
+ 
+   // get the symbol bitmaps
+   syms = (JBIG2Bitmap **)gmallocn(numSyms, sizeof(JBIG2Bitmap *));
+--- xpdf/SplashXPathScanner.cc.orig	2010-01-21 16:00:38.000000000 -0800
++++ xpdf/SplashXPathScanner.cc	2010-01-21 16:10:31.000000000 -0800
+@@ -394,10 +394,10 @@
+ 	  *p++ &= mask;
+ 	  xx = (xx & ~7) + 8;
+ 	}
+-	for (; xx + 7 <= xx0; xx += 8) {
++	for (; xx + 7 < xx0; xx += 8) {
+ 	  *p++ = 0x00;
+ 	}
+-	if (xx <= xx0) {
++	if (xx < xx0) {
+ 	  *p &= 0xff >> (xx0 & 7);
+ 	}
+       }
+@@ -417,10 +417,10 @@
+ 	*p++ &= mask;
+ 	xx = (xx & ~7) + 8;
+       }
+-      for (; xx + 7 <= xx0; xx += 8) {
++      for (; xx + 7 < xx0; xx += 8) {
+ 	*p++ = 0x00;
+       }
+-      if (xx <= xx0) {
++      if (xx < xx0) {
+ 	*p &= 0xff >> (xx0 & 7);
+       }
+     }
+--- xpdf/CharCodeToUnicode.cc.orig	2010-01-25 12:43:00.000000000 -0800
++++ xpdf/CharCodeToUnicode.cc	2010-01-28 14:14:53.000000000 -0800
+@@ -208,13 +208,13 @@
+ 				   int nBits) {
+   PSTokenizer *pst;
+   char tok1[256], tok2[256], tok3[256];
+-  int nDigits, n1, n2, n3;
++  int maxCode, n1, n2, n3;
+   CharCode i;
+   CharCode code1, code2;
+   GString *name;
+   FILE *f;
+ 
+-  nDigits = nBits / 4;
++  maxCode = (nBits == 8) ? 0xff : (nBits == 16) ? 0xffff : 0xffffffff;
+   pst = new PSTokenizer(getCharFunc, data);
+   pst->getToken(tok1, sizeof(tok1), &n1);
+   while (pst->getToken(tok2, sizeof(tok2), &n2)) {
+@@ -241,9 +241,9 @@
+ 	  error(-1, "Illegal entry in bfchar block in ToUnicode CMap");
+ 	  break;
+ 	}
+-	if (!(n1 == 2 + nDigits && tok1[0] == '<' && tok1[n1 - 1] == '>' &&
++	if (!(tok1[0] == '<' && tok1[n1 - 1] == '>' &&
+ 	      tok2[0] == '<' && tok2[n2 - 1] == '>')) {
+-	  error(-1, "Illegal entry in bfchar block in ToUnicode CMap");
++	  error(-1, "Illegal entry in bfchar block in ToUnicode CMap.");
+ 	  continue;
+ 	}
+ 	tok1[n1 - 1] = tok2[n2 - 1] = '\0';
+@@ -251,6 +251,9 @@
+ 	  error(-1, "Illegal entry in bfchar block in ToUnicode CMap");
+ 	  continue;
+ 	}
++        if (code1 > maxCode) {
++          error(-1, "Invalid entry in bfchar block in ToUnicode CMap");
++        }
+ 	addMapping(code1, tok2 + 1, n2 - 2, 0);
+       }
+       pst->getToken(tok1, sizeof(tok1), &n1);
+@@ -266,8 +269,8 @@
+ 	  error(-1, "Illegal entry in bfrange block in ToUnicode CMap");
+ 	  break;
+ 	}
+-	if (!(n1 == 2 + nDigits && tok1[0] == '<' && tok1[n1 - 1] == '>' &&
+-	      n2 == 2 + nDigits && tok2[0] == '<' && tok2[n2 - 1] == '>')) {
++	if (!(tok1[0] == '<' && tok1[n1 - 1] == '>' &&
++	      tok2[0] == '<' && tok2[n2 - 1] == '>')) {
+ 	  error(-1, "Illegal entry in bfrange block in ToUnicode CMap");
+ 	  continue;
+ 	}
+@@ -277,6 +280,10 @@
+ 	  error(-1, "Illegal entry in bfrange block in ToUnicode CMap");
+ 	  continue;
+ 	}
++        if (code1 > maxCode || code2 > maxCode) {
++	    error(-1, "Invalid entry in bfrange block in ToUnicode CMap");
++	}
++
+ 	if (!strcmp(tok3, "[")) {
+ 	  i = 0;
+ 	  while (pst->getToken(tok1, sizeof(tok1), &n1) &&
+--- xpdf/Decrypt.cc.orig	2010-01-28 14:19:51.000000000 -0800
++++ xpdf/Decrypt.cc	2010-02-02 16:04:53.000000000 -0800
+@@ -596,6 +596,7 @@
+   s->bufIdx = 0;
+   if (last) {
+     n = s->buf[15];
++    if(!n || n>16) n=16;
+     for (i = 15; i >= n; --i) {
+       s->buf[i] = s->buf[i-n];
+     }
+--- xpdf/Catalog.cc.orig	2010-02-02 16:17:24.000000000 -0800
++++ xpdf/Catalog.cc	2010-02-02 16:18:48.000000000 -0800
+@@ -193,7 +193,7 @@
+   if (!kids.isArray()) {
+     error(-1, "Kids object (page %d) is wrong type (%s)",
+ 	  start+1, kids.getTypeName());
+-    goto err1;
++    return start;
+   }
+   for (i = 0; i < kids.arrayGetLength(); ++i) {
+     kids.arrayGetNF(i, &kidRef);
+--- xpdf/SplashOutputDev.cc.orig	2010-03-25 14:06:37.000000000 -0700
++++ xpdf/SplashOutputDev.cc	2010-03-25 14:07:23.000000000 -0700
+@@ -13,6 +13,7 @@
+@@ -509,7 +510,14 @@
+   glyphY = glyphYA;
+   glyphW = glyphWA;
+   glyphH = glyphHA;
+-  validBBox = validBBoxA;
++
++  if(glyphW<=0 || glyphH<=0 || (double)glyphH*(double)glyphW>536870912) {
++    glyphW = glyphH = 128;
++    validBBox = gFalse;
++  } else {
++    validBBox = validBBoxA;
++  }
++
+   if (aa) {
+     glyphSize = glyphW * glyphH;
+   } else {