cppcheck/test/bug-hunting/cve/CVE-2019-10019/PSOutputDev.h

540 lines
22 KiB
C++

//========================================================================
//
// PSOutputDev.h
//
// Copyright 1996-2003 Glyph & Cog, LLC
//
//========================================================================
#ifndef PSOUTPUTDEV_H
#define PSOUTPUTDEV_H
#include <aconf.h>
#ifdef USE_GCC_PRAGMAS
#pragma interface
#endif
#include <stddef.h>
#include "config.h"
#include "Object.h"
#include "GlobalParams.h"
#include "OutputDev.h"
class GHash;
class PDFDoc;
class XRef;
class Function;
class GfxPath;
class GfxFont;
class GfxColorSpace;
class GfxDeviceGrayColorSpace;
class GfxCalGrayColorSpace;
class GfxDeviceRGBColorSpace;
class GfxCalRGBColorSpace;
class GfxDeviceCMYKColorSpace;
class GfxLabColorSpace;
class GfxICCBasedColorSpace;
class GfxIndexedColorSpace;
class GfxSeparationColorSpace;
class GfxDeviceNColorSpace;
class PDFRectangle;
class PSOutCustomColor;
class PSOutputDev;
class PSFontFileInfo;
//------------------------------------------------------------------------
// PSOutputDev
//------------------------------------------------------------------------
enum PSOutMode {
psModePS,
psModeEPS,
psModeForm
};
enum PSFileType {
psFile, // write to file
psPipe, // write to pipe
psStdout, // write to stdout
psGeneric // write to a generic stream
};
enum PSOutCustomCodeLocation {
psOutCustomDocSetup,
psOutCustomPageSetup
};
typedef void (*PSOutputFunc)(void *stream, const char *data, int len);
typedef GString *(*PSOutCustomCodeCbk)(PSOutputDev *psOut,
PSOutCustomCodeLocation loc, int n,
void *data);
class PSOutputDev : public OutputDev {
public:
// Open a PostScript output file, and write the prolog.
PSOutputDev(char *fileName, PDFDoc *docA,
int firstPageA, int lastPageA, PSOutMode modeA,
int imgLLXA = 0, int imgLLYA = 0,
int imgURXA = 0, int imgURYA = 0,
GBool manualCtrlA = gFalse,
PSOutCustomCodeCbk customCodeCbkA = NULL,
void *customCodeCbkDataA = NULL,
GBool honorUserUnitA = gFalse);
// Open a PSOutputDev that will write to a generic stream.
PSOutputDev(PSOutputFunc outputFuncA, void *outputStreamA,
PDFDoc *docA,
int firstPageA, int lastPageA, PSOutMode modeA,
int imgLLXA = 0, int imgLLYA = 0,
int imgURXA = 0, int imgURYA = 0,
GBool manualCtrlA = gFalse,
PSOutCustomCodeCbk customCodeCbkA = NULL,
void *customCodeCbkDataA = NULL,
GBool honorUserUnitA = gFalse);
// Destructor -- writes the trailer and closes the file.
virtual ~PSOutputDev();
// Check if file was successfully created.
virtual GBool isOk() {
return ok;
}
// Returns false if there have been any errors on the output stream.
GBool checkIO();
//---- get info about output device
// Does this device use upside-down coordinates?
// (Upside-down means (0,0) is the top left corner of the page.)
virtual GBool upsideDown() {
return gFalse;
}
// Does this device use drawChar() or drawString()?
virtual GBool useDrawChar() {
return gFalse;
}
// Does this device use tilingPatternFill()? If this returns false,
// tiling pattern fills will be reduced to a series of other drawing
// operations.
virtual GBool useTilingPatternFill() {
return gTrue;
}
// Does this device use functionShadedFill(), axialShadedFill(), and
// radialShadedFill()? If this returns false, these shaded fills
// will be reduced to a series of other drawing operations.
virtual GBool useShadedFills()
{
return level == psLevel2 || level == psLevel2Sep ||
level == psLevel3 || level == psLevel3Sep;
}
// Does this device use drawForm()? If this returns false,
// form-type XObjects will be interpreted (i.e., unrolled).
virtual GBool useDrawForm() {
return preload;
}
// Does this device use beginType3Char/endType3Char? Otherwise,
// text in Type 3 fonts will be drawn with drawChar/drawString.
virtual GBool interpretType3Chars() {
return gFalse;
}
//----- header/trailer (used only if manualCtrl is true)
// Write the document-level header.
void writeHeader(PDFRectangle *mediaBox, PDFRectangle *cropBox,
int pageRotate);
// Write the Xpdf procset.
void writeXpdfProcset();
// Write the document-level setup.
void writeDocSetup(Catalog *catalog);
// Write the trailer for the current page.
void writePageTrailer();
// Write the document trailer.
void writeTrailer();
//----- initialization and control
// Check to see if a page slice should be displayed. If this
// returns false, the page display is aborted. Typically, an
// OutputDev will use some alternate means to display the page
// before returning false.
virtual GBool checkPageSlice(Page *page, double hDPI, double vDPI,
int rotate, GBool useMediaBox, GBool crop,
int sliceX, int sliceY, int sliceW, int sliceH,
GBool printing,
GBool (*abortCheckCbk)(void *data) = NULL,
void *abortCheckCbkData = NULL);
// Start a page.
virtual void startPage(int pageNum, GfxState *state);
// End a page.
virtual void endPage();
//----- save/restore graphics state
virtual void saveState(GfxState *state);
virtual void restoreState(GfxState *state);
//----- update graphics state
virtual void updateCTM(GfxState *state, double m11, double m12,
double m21, double m22, double m31, double m32);
virtual void updateLineDash(GfxState *state);
virtual void updateFlatness(GfxState *state);
virtual void updateLineJoin(GfxState *state);
virtual void updateLineCap(GfxState *state);
virtual void updateMiterLimit(GfxState *state);
virtual void updateLineWidth(GfxState *state);
virtual void updateFillColorSpace(GfxState *state);
virtual void updateStrokeColorSpace(GfxState *state);
virtual void updateFillColor(GfxState *state);
virtual void updateStrokeColor(GfxState *state);
virtual void updateFillOverprint(GfxState *state);
virtual void updateStrokeOverprint(GfxState *state);
virtual void updateOverprintMode(GfxState *state);
virtual void updateTransfer(GfxState *state);
//----- update text state
virtual void updateFont(GfxState *state);
virtual void updateTextMat(GfxState *state);
virtual void updateCharSpace(GfxState *state);
virtual void updateRender(GfxState *state);
virtual void updateRise(GfxState *state);
virtual void updateWordSpace(GfxState *state);
virtual void updateHorizScaling(GfxState *state);
virtual void updateTextPos(GfxState *state);
virtual void updateTextShift(GfxState *state, double shift);
virtual void saveTextPos(GfxState *state);
virtual void restoreTextPos(GfxState *state);
//----- path painting
virtual void stroke(GfxState *state);
virtual void fill(GfxState *state);
virtual void eoFill(GfxState *state);
virtual void tilingPatternFill(GfxState *state, Gfx *gfx, Object *strRef,
int paintType, int tilingType, Dict *resDict,
double *mat, double *bbox,
int x0, int y0, int x1, int y1,
double xStep, double yStep);
virtual GBool functionShadedFill(GfxState *state,
GfxFunctionShading *shading);
virtual GBool axialShadedFill(GfxState *state, GfxAxialShading *shading);
virtual GBool radialShadedFill(GfxState *state, GfxRadialShading *shading);
//----- path clipping
virtual void clip(GfxState *state);
virtual void eoClip(GfxState *state);
virtual void clipToStrokePath(GfxState *state);
//----- text drawing
virtual void drawString(GfxState *state, GString *s);
virtual void endTextObject(GfxState *state);
//----- image drawing
virtual void drawImageMask(GfxState *state, Object *ref, Stream *str,
int width, int height, GBool invert,
GBool inlineImg, GBool interpolate);
virtual void drawImage(GfxState *state, Object *ref, Stream *str,
int width, int height, GfxImageColorMap *colorMap,
int *maskColors, GBool inlineImg, GBool interpolate);
virtual void drawMaskedImage(GfxState *state, Object *ref, Stream *str,
int width, int height,
GfxImageColorMap *colorMap,
Stream *maskStr, int maskWidth, int maskHeight,
GBool maskInvert, GBool interpolate);
#if OPI_SUPPORT
//----- OPI functions
virtual void opiBegin(GfxState *state, Dict *opiDict);
virtual void opiEnd(GfxState *state, Dict *opiDict);
#endif
//----- Type 3 font operators
virtual void type3D0(GfxState *state, double wx, double wy);
virtual void type3D1(GfxState *state, double wx, double wy,
double llx, double lly, double urx, double ury);
//----- form XObjects
virtual void drawForm(Ref ref);
//----- PostScript XObjects
virtual void psXObject(Stream *psStream, Stream *level1Stream);
//----- miscellaneous
void setImageableArea(int imgLLXA, int imgLLYA, int imgURXA, int imgURYA)
{
imgLLX = imgLLXA; imgLLY = imgLLYA; imgURX = imgURXA; imgURY = imgURYA;
}
void setOffset(double x, double y)
{
tx0 = x; ty0 = y;
}
void setScale(double x, double y)
{
xScale0 = x; yScale0 = y;
}
void setRotate(int rotateA)
{
rotate0 = rotateA;
}
void setClip(double llx, double lly, double urx, double ury)
{
clipLLX0 = llx; clipLLY0 = lly; clipURX0 = urx; clipURY0 = ury;
}
void setUnderlayCbk(void (*cbk)(PSOutputDev *psOut, void *data),
void *data)
{
underlayCbk = cbk; underlayCbkData = data;
}
void setOverlayCbk(void (*cbk)(PSOutputDev *psOut, void *data),
void *data)
{
overlayCbk = cbk; overlayCbkData = data;
}
void writePSChar(char c);
void writePSBlock(char *s, int len);
void writePS(const char *s);
void writePSFmt(const char *fmt, ...);
void writePSString(GString *s);
void writePSName(const char *s);
private:
void init(PSOutputFunc outputFuncA, void *outputStreamA,
PSFileType fileTypeA, PDFDoc *docA,
int firstPageA, int lastPageA, PSOutMode modeA,
int imgLLXA, int imgLLYA, int imgURXA, int imgURYA,
GBool manualCtrlA, GBool honorUserUnitA);
GBool checkIfPageNeedsToBeRasterized(int pg);
void setupResources(Dict *resDict);
void setupFonts(Dict *resDict);
void setupFont(GfxFont *font, Dict *parentResDict);
PSFontFileInfo *setupEmbeddedType1Font(GfxFont *font, Ref *id);
PSFontFileInfo *setupExternalType1Font(GfxFont *font, GString *fileName);
PSFontFileInfo *setupEmbeddedType1CFont(GfxFont *font, Ref *id);
PSFontFileInfo *setupEmbeddedOpenTypeT1CFont(GfxFont *font, Ref *id);
PSFontFileInfo *setupEmbeddedTrueTypeFont(GfxFont *font, Ref *id);
PSFontFileInfo *setupExternalTrueTypeFont(GfxFont *font, GString *fileName,
int fontNum);
PSFontFileInfo *setupEmbeddedCIDType0Font(GfxFont *font, Ref *id);
PSFontFileInfo *setupEmbeddedCIDTrueTypeFont(GfxFont *font, Ref *id,
GBool needVerticalMetrics);
PSFontFileInfo *setupExternalCIDTrueTypeFont(GfxFont *font,
GString *fileName,
int fontNum,
GBool needVerticalMetrics);
PSFontFileInfo *setupEmbeddedOpenTypeCFFFont(GfxFont *font, Ref *id);
PSFontFileInfo *setupExternalOpenTypeCFFFont(GfxFont *font,
GString *fileName);
PSFontFileInfo *setupType3Font(GfxFont *font, Dict *parentResDict);
GString *makePSFontName(GfxFont *font, Ref *id);
GString *fixType1Font(GString *font, int length1, int length2);
GBool splitType1PFA(Guchar *font, int fontSize,
int length1, int length2,
GString *textSection, GString *binSection);
GBool splitType1PFB(Guchar *font, int fontSize,
GString *textSection, GString *binSection);
GString *asciiHexDecodeType1EexecSection(GString *in);
GBool fixType1EexecSection(GString *binSection, GString *out);
GString *copyType1PFA(Guchar *font, int fontSize);
GString *copyType1PFB(Guchar *font, int fontSize);
void renameType1Font(GString *font, GString *name);
void setupDefaultFont();
void setupImages(Dict *resDict);
void setupImage(Ref id, Stream *str, GBool mask, Array *colorKeyMask);
void setupForms(Dict *resDict);
void setupForm(Object *strRef, Object *strObj);
void addProcessColor(double c, double m, double y, double k);
void addCustomColor(GfxState *state, GfxSeparationColorSpace *sepCS);
void addCustomColors(GfxState *state, GfxDeviceNColorSpace *devnCS);
void tilingPatternFillL1(GfxState *state, Gfx *gfx, Object *strRef,
int paintType, int tilingType, Dict *resDict,
double *mat, double *bbox,
int x0, int y0, int x1, int y1,
double xStep, double yStep);
void tilingPatternFillL2(GfxState *state, Gfx *gfx, Object *strRef,
int paintType, int tilingType, Dict *resDict,
double *mat, double *bbox,
int x0, int y0, int x1, int y1,
double xStep, double yStep);
void doPath(GfxPath *path);
void doImageL1(Object *ref, GfxState *state,
GfxImageColorMap *colorMap,
GBool invert, GBool inlineImg,
Stream *str, int width, int height, int len);
void doImageL1Sep(GfxState *state, GfxImageColorMap *colorMap,
GBool invert, GBool inlineImg,
Stream *str, int width, int height, int len);
void doImageL2(Object *ref, GfxState *state,
GfxImageColorMap *colorMap,
GBool invert, GBool inlineImg,
Stream *str, int width, int height, int len,
int *maskColors, Stream *maskStr,
int maskWidth, int maskHeight, GBool maskInvert);
void convertColorKeyMaskToClipRects(GfxImageColorMap *colorMap,
Stream *str,
int width, int height,
int *maskColors);
void convertExplicitMaskToClipRects(Stream *maskStr,
int maskWidth, int maskHeight,
GBool maskInvert);
void doImageL3(Object *ref, GfxState *state,
GfxImageColorMap *colorMap,
GBool invert, GBool inlineImg,
Stream *str, int width, int height, int len,
int *maskColors, Stream *maskStr,
int maskWidth, int maskHeight, GBool maskInvert);
void dumpColorSpaceL2(GfxState *state, GfxColorSpace *colorSpace,
GBool genXform, GBool updateColors,
GBool map01);
void dumpDeviceGrayColorSpace(GfxDeviceGrayColorSpace *cs,
GBool genXform, GBool updateColors,
GBool map01);
void dumpCalGrayColorSpace(GfxCalGrayColorSpace *cs,
GBool genXform, GBool updateColors,
GBool map01);
void dumpDeviceRGBColorSpace(GfxDeviceRGBColorSpace *cs,
GBool genXform, GBool updateColors,
GBool map01);
void dumpCalRGBColorSpace(GfxCalRGBColorSpace *cs,
GBool genXform, GBool updateColors,
GBool map01);
void dumpDeviceCMYKColorSpace(GfxDeviceCMYKColorSpace *cs,
GBool genXform, GBool updateColors,
GBool map01);
void dumpLabColorSpace(GfxLabColorSpace *cs,
GBool genXform, GBool updateColors,
GBool map01);
void dumpICCBasedColorSpace(GfxState *state, GfxICCBasedColorSpace *cs,
GBool genXform, GBool updateColors,
GBool map01);
void dumpIndexedColorSpace(GfxState *state,
GfxIndexedColorSpace *cs,
GBool genXform, GBool updateColors,
GBool map01);
void dumpSeparationColorSpace(GfxState *state,
GfxSeparationColorSpace *cs,
GBool genXform, GBool updateColors,
GBool map01);
void dumpDeviceNColorSpaceL2(GfxState *state, GfxDeviceNColorSpace *cs,
GBool genXform, GBool updateColors,
GBool map01);
void dumpDeviceNColorSpaceL3(GfxState *state, GfxDeviceNColorSpace *cs,
GBool genXform, GBool updateColors,
GBool map01);
GString *createDeviceNTintFunc(GfxDeviceNColorSpace *cs);
#if OPI_SUPPORT
void opiBegin20(GfxState *state, Dict *dict);
void opiBegin13(GfxState *state, Dict *dict);
void opiTransform(GfxState *state, double x0, double y0,
double *x1, double *y1);
GBool getFileSpec(Object *fileSpec, Object *fileName);
#endif
void cvtFunction(Function *func);
GString *filterPSName(GString *name);
void writePSTextLine(GString *s);
PSLevel level; // PostScript level
PSOutMode mode; // PostScript mode (PS, EPS, form)
int paperWidth; // width of paper, in pts
int paperHeight; // height of paper, in pts
GBool paperMatch; // true if paper size is set to match each page
int imgLLX, imgLLY, // imageable area, in pts
imgURX, imgURY;
GBool preload; // load all images into memory, and
// predefine forms
PSOutputFunc outputFunc;
void *outputStream;
PSFileType fileType; // file / pipe / stdout
GBool manualCtrl;
int seqPage; // current sequential page number
void (*underlayCbk)(PSOutputDev *psOut, void *data);
void *underlayCbkData;
void (*overlayCbk)(PSOutputDev *psOut, void *data);
void *overlayCbkData;
GString *(*customCodeCbk)(PSOutputDev *psOut,
PSOutCustomCodeLocation loc, int n,
void *data);
void *customCodeCbkData;
GBool honorUserUnit;
PDFDoc *doc;
XRef *xref; // the xref table for this PDF file
int firstPage; // first output page
int lastPage; // last output page
char *rasterizePage; // boolean for each page - true if page
// needs to be rasterized
GList *fontInfo; // info for each font [PSFontInfo]
GHash *fontFileInfo; // info for each font file [PSFontFileInfo]
Ref *imgIDs; // list of image IDs for in-memory images
int imgIDLen; // number of entries in imgIDs array
int imgIDSize; // size of imgIDs array
Ref *formIDs; // list of IDs for predefined forms
int formIDLen; // number of entries in formIDs array
int formIDSize; // size of formIDs array
char *visitedResources; // vector of resource objects already visited
GBool noStateChanges; // true if there have been no state changes
// since the last save
GList *saveStack; // "no state changes" flag for each
// pending save
int numTilingPatterns; // current number of nested tiling patterns
int nextFunc; // next unique number to use for a function
GList *paperSizes; // list of used paper sizes, if paperMatch
// is true [PSOutPaperSize]
double tx0, ty0; // global translation
double xScale0, yScale0; // global scaling
int rotate0; // rotation angle (0, 90, 180, 270)
double clipLLX0, clipLLY0,
clipURX0, clipURY0;
double tx, ty; // global translation for current page
double xScale, yScale; // global scaling for current page
int rotate; // rotation angle for current page
double epsX1, epsY1, // EPS bounding box (unrotated)
epsX2, epsY2;
GString *embFontList; // resource comments for embedded fonts
int processColors; // used process colors
PSOutCustomColor // used custom colors
*customColors;
GBool haveTextClip; // set if text has been drawn with a
// clipping render mode
GBool inType3Char; // inside a Type 3 CharProc
GString *t3String; // Type 3 content string
double t3WX, t3WY, // Type 3 character parameters
t3LLX, t3LLY, t3URX, t3URY;
GBool t3FillColorOnly; // operators should only use the fill color
GBool t3Cacheable; // cleared if char is not cacheable
GBool t3NeedsRestore; // set if a 'q' operator was issued
#if OPI_SUPPORT
int opi13Nest; // nesting level of OPI 1.3 objects
int opi20Nest; // nesting level of OPI 2.0 objects
#endif
GBool ok; // set up ok?
friend class WinPDFPrinter;
};
#endif