Merge remote-tracking branch 'origin/master'

thirdparty/xpdf/README.txt

@@ -7,8 +7,9 @@ instructions for version 3.02
 - Decompress xpdf-3.02.xx.tar.gz
 
 Windows:
-    - Copy aconf-win32.h to aconf.h
-    - undefine unicode API support by adding '#undef UNICODE' aconf.h
+	- using cywin run ./configure
+	- run qmake xpdf.pro -r -spec win32-g++
+	- run make
 
 OSX:
     - run ./configure (may need extrea options ?)

thirdparty/xpdf/xpdf-3.02/aconf.h

-/* aconf.h.  Generated by configure.  */
-/*
- * aconf.h
- *
- * Copyright 2002-2003 Glyph & Cog, LLC
- */
-
-#ifndef ACONF_H
-#define ACONF_H
-
-#include <aconf2.h>
-
-/*
- * Use A4 paper size instead of Letter for PostScript output.
- */
-/* #undef A4_PAPER */
-
-/*
- * Do not allow text selection.
- */
-/* #undef NO_TEXT_SELECT */
-
-/*
- * Include support for OPI comments.
- */
-/* #undef OPI_SUPPORT */
-
-/*
- * Enable multithreading support.
- */
-/* #undef MULTITHREADED */
-
-/*
- * Enable C++ exceptions.
- */
-/* #undef USE_EXCEPTIONS */
-
-/*
- * Enable word list support.
- */
-/* #undef TEXTOUT_WORD_LIST */
-
-/*
- * Use fixed point (instead of floating point) arithmetic.
- */
-/* #undef USE_FIXEDPOINT */
-
-/*
- * Directory with the Xpdf app-defaults file.
- */
-/* #undef APPDEFDIR */
-
-/*
- * Full path for the system-wide xpdfrc file.
- */
-#define SYSTEM_XPDFRC "/usr/local/etc/xpdfrc"
-
-/*
- * Various include files and functions.
- */
-#define HAVE_DIRENT_H 1
-/* #undef HAVE_SYS_NDIR_H */
-/* #undef HAVE_SYS_DIR_H */
-/* #undef HAVE_NDIR_H */
-/* #undef HAVE_SYS_SELECT_H */
-/* #undef HAVE_SYS_BSDTYPES_H */
-#define HAVE_STRINGS_H 1
-/* #undef HAVE_BSTRING_H */
-#define HAVE_POPEN 1
-#define HAVE_MKSTEMP 1
-#define HAVE_MKSTEMPS 1
-/* #undef SELECT_TAKES_INT */
-#define HAVE_FSEEKO 1
-/* #undef HAVE_FSEEK64 */
-#define _FILE_OFFSET_BITS 64
-/* #undef _LARGE_FILES */
-/* #undef _LARGEFILE_SOURCE */
-#define HAVE_XTAPPSETEXITFLAG 1
-
-/*
- * This is defined if using libXpm.
- */
-#define HAVE_X11_XPM_H 1
-
-/*
- * This is defined if using t1lib.
- */
-/* #undef HAVE_T1LIB_H */
-
-/*
- * One of these is defined if using FreeType 2.
- */
-/* #undef HAVE_FREETYPE_H */
-/* #undef HAVE_FREETYPE_FREETYPE_H */
-
-/*
- * This is defined if using libpaper.
- */
-/* #undef HAVE_PAPER_H */
-
-/*
- * Enable support for loading plugins.
- */
-/* #undef ENABLE_PLUGINS */
-
-/*
- * Defined if the Splash library is avaiable.
- */
-/* #undef HAVE_SPLASH */
-
-/*
- * Enable support for CMYK output.
- */
-/* #undef SPLASH_CMYK */
-
-#endif

thirdparty/xpdf/xpdf-3.02/fofi/FoFiType1.cc

@@ -224,7 +224,7 @@ void FoFiType1::parse() {
 		code = code * 8 + (*p2 - '0');
 	      }
 	    }
-	    if (code >= 0 && code < 256) {
+	    if (code < 256) {
 	      for (p = p2; *p == ' ' || *p == '\t'; ++p) ;
 	      if (*p == '/') {
 		++p;

thirdparty/xpdf/xpdf-3.02/goo/gmem.cc

@@ -55,15 +55,7 @@ void *gmalloc(int size) GMEM_EXCEP {
   void *data;
   unsigned long *trl, *p;
 
-  if (size < 0) {
-#if USE_EXCEPTIONS
-    throw GMemException();
-#else
-    fprintf(stderr, "Invalid memory allocation size\n");
-    exit(1);
-#endif
-  }
-  if (size == 0) {
+  if (size <= 0) {
     return NULL;
   }
   size1 = gMemDataSize(size);
@@ -99,15 +91,7 @@ void *gmalloc(int size) GMEM_EXCEP {
 #else
   void *p;
 
-  if (size < 0) {
-#if USE_EXCEPTIONS
-    throw GMemException();
-#else
-    fprintf(stderr, "Invalid memory allocation size\n");
-    exit(1);
-#endif
-  }
-  if (size == 0) {
+  if (size <= 0) {
     return NULL;
   }
   if (!(p = malloc(size))) {
@@ -128,15 +112,7 @@ void *grealloc(void *p, int size) GMEM_EXCEP {
   void *q;
   int oldSize;
 
-  if (size < 0) {
-#if USE_EXCEPTIONS
-    throw GMemException();
-#else
-    fprintf(stderr, "Invalid memory allocation size\n");
-    exit(1);
-#endif
-  }
-  if (size == 0) {
+  if (size <= 0) {
     if (p) {
       gfree(p);
     }
@@ -155,15 +131,7 @@ void *grealloc(void *p, int size) GMEM_EXCEP {
 #else
   void *q;
 
-  if (size < 0) {
-#if USE_EXCEPTIONS
-    throw GMemException();
-#else
-    fprintf(stderr, "Invalid memory allocation size\n");
-    exit(1);
-#endif
-  }
-  if (size == 0) {
+  if (size <= 0) {
     if (p) {
       free(p);
     }

thirdparty/xpdf/xpdf-3.02/splash/Splash.cc

@@ -12,7 +12,6 @@
 
 #include <stdlib.h>
 #include <string.h>
-#include <limits.h>
 #include "gmem.h"
 #include "SplashErrorCodes.h"
 #include "SplashMath.h"
@@ -1913,10 +1912,7 @@ SplashError Splash::fillImageMask(SplashImageMaskSource src, void *srcData,
   xq = w % scaledWidth;
 
   // allocate pixel buffer
-  if (yp < 0 || yp > INT_MAX - 1) {
-    return splashErrBadArg;
-  }
-  pixBuf = (SplashColorPtr)gmallocn(yp + 1, w);
+  pixBuf = (SplashColorPtr)gmalloc((yp + 1) * w);
 
   // initialize the pixel pipe
   pipeInit(&pipe, 0, 0, state->fillPattern, NULL, state->fillAlpha,
@@ -2212,12 +2208,9 @@ SplashError Splash::drawImage(SplashImageSource src, void *srcData,
   xq = w % scaledWidth;
 
   // allocate pixel buffers
-  if (yp < 0 || yp > INT_MAX - 1 || w > INT_MAX / nComps) {
-    return splashErrBadArg;
-  }
-  colorBuf = (SplashColorPtr)gmallocn(yp + 1, w * nComps);
+  colorBuf = (SplashColorPtr)gmalloc((yp + 1) * w * nComps);
   if (srcAlpha) {
-    alphaBuf = (Guchar *)gmallocn(yp + 1, w);
+    alphaBuf = (Guchar *)gmalloc((yp + 1) * w);
   } else {
     alphaBuf = NULL;
   }

thirdparty/xpdf/xpdf-3.02/splash/SplashBitmap.cc

@@ -11,7 +11,6 @@
 #endif
 
 #include <stdio.h>
-#include <limits.h>
 #include "gmem.h"
 #include "SplashErrorCodes.h"
 #include "SplashBitmap.h"
@@ -28,48 +27,30 @@ SplashBitmap::SplashBitmap(int widthA, int heightA, int rowPad,
   mode = modeA;
   switch (mode) {
   case splashModeMono1:
-    if (width > 0) {
     rowSize = (width + 7) >> 3;
-    } else {
-      rowSize = -1;
-    }
     break;
   case splashModeMono8:
-    if (width > 0) {
     rowSize = width;
-    } else {
-      rowSize = -1;
-    }
     break;
   case splashModeRGB8:
   case splashModeBGR8:
-    if (width > 0 && width <= INT_MAX / 3) {
     rowSize = width * 3;
-    } else {
-      rowSize = -1;
-    }
     break;
 #if SPLASH_CMYK
   case splashModeCMYK8:
-    if (width > 0 && width <= INT_MAX / 4) {
     rowSize = width * 4;
-    } else {
-      rowSize = -1;
-    }
     break;
 #endif
   }
-  if (rowSize > 0) {
   rowSize += rowPad - 1;
   rowSize -= rowSize % rowPad;
-  }
-  data = (SplashColorPtr)gmallocn(height, rowSize);
+  data = (SplashColorPtr)gmalloc(rowSize * height);
   if (!topDown) {
     data += (height - 1) * rowSize;
     rowSize = -rowSize;
   }
   if (alphaA) {
-    alpha = (Guchar *)gmallocn(width, height);
+    alpha = (Guchar *)gmalloc(width * height);
   } else {
     alpha = NULL;
   }

thirdparty/xpdf/xpdf-3.02/splash/SplashErrorCodes.h

@@ -29,6 +29,4 @@
 
 #define splashErrSingularMatrix  8	// matrix is singular
 
-#define splashErrBadArg          9	// bad argument
-
 #endif

thirdparty/xpdf/xpdf-3.02/xpdf/Gfx.cc

@@ -461,7 +461,6 @@ Gfx::Gfx(XRef *xrefA, OutputDev *outA, int pageNum, Dict *resDict,
     baseMatrix[i] = state->getCTM()[i];
   }
   formDepth = 0;
-  parser = NULL;
   abortCheckCbk = abortCheckCbkA;
   abortCheckCbkData = abortCheckCbkDataA;
 
@@ -501,7 +500,6 @@ Gfx::Gfx(XRef *xrefA, OutputDev *outA, Dict *resDict,
     baseMatrix[i] = state->getCTM()[i];
   }
   formDepth = 0;
-  parser = NULL;
   abortCheckCbk = abortCheckCbkA;
   abortCheckCbkData = abortCheckCbkDataA;
 

thirdparty/xpdf/xpdf-3.02/xpdf/JBIG2Stream.h

@@ -78,10 +78,6 @@ private:
 			     Guint *refSegs, Guint nRefSegs);
   void readGenericRegionSeg(Guint segNum, GBool imm,
 			    GBool lossless, Guint length);
-  void mmrAddPixels(int a1, int blackPixels,
-		    int *codingLine, int *a0i, int w);
-  void mmrAddPixelsNeg(int a1, int blackPixels,
-		       int *codingLine, int *a0i, int w);
   JBIG2Bitmap *readGenericBitmap(GBool mmr, int w, int h,
 				 int templ, GBool tpgdOn,
 				 GBool useSkip, JBIG2Bitmap *skip,

thirdparty/xpdf/xpdf-3.02/xpdf/PSOutputDev.cc

@@ -4301,7 +4301,7 @@ void PSOutputDev::doImageL1Sep(GfxImageColorMap *colorMap,
 	     width, -height, height);
 
   // allocate a line buffer
-  lineBuf = (Guchar *)gmallocn(width, 4);
+  lineBuf = (Guchar *)gmalloc(4 * width);
 
   // set up to process the data stream
   imgStr = new ImageStream(str, width, colorMap->getNumPixelComps(),

thirdparty/xpdf/xpdf-3.02/xpdf/Stream.h

@@ -528,15 +528,13 @@ private:
   int row;			// current row
   int inputBuf;			// input buffer
   int inputBits;		// number of bits in input buffer
-  int *codingLine;		// coding line changing elements
-  int *refLine;			// reference line changing elements
-  int a0i;			// index into codingLine
-  GBool err;			// error on current line
+  short *refLine;		// reference line changing elements
+  int b1;			// index into refLine
+  short *codingLine;		// coding line changing elements
+  int a0;			// index into codingLine
   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();

thirdparty/xpdf/xpdf-3.02/xpdf/XRef.cc

@@ -52,8 +52,6 @@ public:
   // generation 0.
   ObjectStream(XRef *xref, int objStrNumA);
 
-  GBool isOk() { return ok; }
-
   ~ObjectStream();
 
   // Return the object number of this object stream.
@@ -69,7 +67,6 @@ private:
   int nObjects;			// number of objects in the stream
   Object *objs;			// the objects (length = nObjects)
   int *objNums;			// the object numbers (length = nObjects)
-  GBool ok;
 };
 
 ObjectStream::ObjectStream(XRef *xref, int objStrNumA) {
@@ -83,7 +80,6 @@ ObjectStream::ObjectStream(XRef *xref, int objStrNumA) {
   nObjects = 0;
   objs = NULL;
   objNums = NULL;
-  ok = gFalse;
 
   if (!xref->fetch(objStrNum, 0, &objStr)->isStream()) {
     goto err1;
@@ -109,13 +105,6 @@ ObjectStream::ObjectStream(XRef *xref, int objStrNumA) {
     goto err1;
   }
 
-  // this is an arbitrary limit to avoid integer overflow problems
-  // in the 'new Object[nObjects]' call (Acrobat apparently limits
-  // object streams to 100-200 objects)
-  if (nObjects > 1000000) {
-    error(-1, "Too many objects in an object stream");
-    goto err1;
-  }
   objs = new Object[nObjects];
   objNums = (int *)gmallocn(nObjects, sizeof(int));
   offsets = (int *)gmallocn(nObjects, sizeof(int));
@@ -172,10 +161,10 @@ ObjectStream::ObjectStream(XRef *xref, int objStrNumA) {
   }
 
   gfree(offsets);
-  ok = gTrue;
 
  err1:
   objStr.free();
+  return;
 }
 
 ObjectStream::~ObjectStream() {
@@ -848,11 +837,6 @@ Object *XRef::fetch(int num, int gen, Object *obj) {
 	delete objStr;
       }
       objStr = new ObjectStream(this, e->offset);
-      if (!objStr->isOk()) {
-	delete objStr;
-	objStr = NULL;
-	goto err;
-      }
     }
     objStr->getObject(e->gen, num, obj);
     break;