[poppler] goo/GooString.cc goo/GooString.h poppler/Array.cc poppler/Array.h poppler/Dict.cc poppler/Dict.h poppler/Object.cc poppler/Object.h

Albert Astals Cid aacid at kemper.freedesktop.org
Thu Sep 21 18:32:47 UTC 2017


 goo/GooString.cc  |    2 
 goo/GooString.h   |    2 
 poppler/Array.cc  |    8 +-
 poppler/Array.h   |   12 ++--
 poppler/Dict.cc   |   18 +++---
 poppler/Dict.h    |   26 ++++-----
 poppler/Object.cc |    4 -
 poppler/Object.h  |  152 +++++++++++++++++++++++++++---------------------------
 8 files changed, 112 insertions(+), 112 deletions(-)

New commits:
commit 1a33f60da2996ea64c1b903580885697940cf046
Author: Albert Astals Cid <aacid at kde.org>
Date:   Thu Sep 21 20:32:25 2017 +0200

    Add some constness to the basic classes

diff --git a/goo/GooString.cc b/goo/GooString.cc
index f76e7d14..10976e87 100644
--- a/goo/GooString.cc
+++ b/goo/GooString.cc
@@ -923,7 +923,7 @@ void GooString::prependUnicodeMarker()
     insert(0, (char)0xfe);
 }
 
-GooString *GooString::sanitizedName(GBool psmode)
+GooString *GooString::sanitizedName(GBool psmode) const
 {
   GooString *name;
   char buf[8];
diff --git a/goo/GooString.h b/goo/GooString.h
index 5d17ec80..a5418c3d 100644
--- a/goo/GooString.h
+++ b/goo/GooString.h
@@ -168,7 +168,7 @@ public:
   // not contain any ( ) < > [ ] { } / %
   // The postscript mode also has some more strict checks
   // The caller owns the return value
-  GooString *sanitizedName(GBool psmode);
+  GooString *sanitizedName(GBool psmode) const;
 
 private:
   GooString(const GooString &other);
diff --git a/poppler/Array.cc b/poppler/Array.cc
index c2c4040d..94b8d66a 100644
--- a/poppler/Array.cc
+++ b/poppler/Array.cc
@@ -65,7 +65,7 @@ Array::~Array() {
 #endif
 }
 
-Object Array::copy(XRef *xrefA) {
+Object Array::copy(XRef *xrefA) const {
   arrayLocker();
   Array *a = new Array(xrefA);
   for (int i = 0; i < length; ++i) {
@@ -114,7 +114,7 @@ void Array::remove(int i) {
   memmove( elems + i, elems + i + 1, sizeof(elems[0]) * (length - i) );
 }
 
-Object Array::get(int i, int recursion) {
+Object Array::get(int i, int recursion) const {
   if (i < 0 || i >= length) {
 #ifdef DEBUG_MEM
     abort();
@@ -125,7 +125,7 @@ Object Array::get(int i, int recursion) {
   return elems[i].fetch(xref, recursion);
 }
 
-Object Array::getNF(int i) {
+Object Array::getNF(int i) const {
   if (i < 0 || i >= length) {
 #ifdef DEBUG_MEM
     abort();
@@ -136,7 +136,7 @@ Object Array::getNF(int i) {
   return elems[i].copy();
 }
 
-GBool Array::getString(int i, GooString *string)
+GBool Array::getString(int i, GooString *string) const
 {
   Object obj = getNF(i);
   if (obj.isString()) {
diff --git a/poppler/Array.h b/poppler/Array.h
index 8043c830..d2cdf65f 100644
--- a/poppler/Array.h
+++ b/poppler/Array.h
@@ -50,10 +50,10 @@ public:
   ~Array();
 
   // Get number of elements.
-  int getLength() { return length; }
+  int getLength() const { return length; }
 
   // Copy array with new xref
-  Object copy(XRef *xrefA);
+  Object copy(XRef *xrefA) const;
 
   // Add an element
   // elem becomes a dead object after this call
@@ -63,9 +63,9 @@ public:
   void remove(int i);
 
   // Accessors.
-  Object get(int i, int resursion = 0);
-  Object getNF(int i);
-  GBool getString(int i, GooString *string);
+  Object get(int i, int resursion = 0) const;
+  Object getNF(int i) const;
+  GBool getString(int i, GooString *string) const;
 
 private:
   friend class Object; // for incRef/decRef
@@ -80,7 +80,7 @@ private:
   int length;			// number of elements in array
   int ref;			// reference count
 #if MULTITHREADED
-  GooMutex mutex;
+  mutable GooMutex mutex;
 #endif
 };
 
diff --git a/poppler/Dict.cc b/poppler/Dict.cc
index 5c231d14..2bd86abf 100644
--- a/poppler/Dict.cc
+++ b/poppler/Dict.cc
@@ -163,7 +163,7 @@ void Dict::add(char *key, Object &&val) {
   ++length;
 }
 
-inline DictEntry *Dict::find(const char *key) {
+inline DictEntry *Dict::find(const char *key) const {
   if (!sorted && length >= SORT_LENGTH_LOWER_LIMIT)
   {
       dictLocker();
@@ -187,7 +187,7 @@ inline DictEntry *Dict::find(const char *key) {
   return NULL;
 }
 
-GBool Dict::hasKey(const char *key) {
+GBool Dict::hasKey(const char *key) const {
   return find(key) != NULL;
 }
 
@@ -247,25 +247,25 @@ void Dict::set(const char *key, Object &&val) {
 }
 
 
-GBool Dict::is(const char *type) {
+GBool Dict::is(const char *type) const {
   DictEntry *e;
 
   return (e = find("Type")) && e->val.isName(type);
 }
 
-Object Dict::lookup(const char *key, int recursion) {
+Object Dict::lookup(const char *key, int recursion) const {
   DictEntry *e;
 
   return (e = find(key)) ? e->val.fetch(xref, recursion) : Object(objNull);
 }
 
-Object Dict::lookupNF(const char *key) {
+Object Dict::lookupNF(const char *key) const {
   DictEntry *e;
 
   return (e = find(key)) ? e->val.copy() : Object(objNull);
 }
 
-GBool Dict::lookupInt(const char *key, const char *alt_key, int *value)
+GBool Dict::lookupInt(const char *key, const char *alt_key, int *value) const
 {
   GBool success = gFalse;
   Object obj1 = lookup ((char *) key);
@@ -283,14 +283,14 @@ GBool Dict::lookupInt(const char *key, const char *alt_key, int *value)
   return success;
 }
 
-char *Dict::getKey(int i) {
+char *Dict::getKey(int i) const {
   return entries[i].key;
 }
 
-Object Dict::getVal(int i) {
+Object Dict::getVal(int i) const {
   return entries[i].val.fetch(xref);
 }
 
-Object Dict::getValNF(int i) {
+Object Dict::getValNF(int i) const {
   return entries[i].val.copy();
 }
diff --git a/poppler/Dict.h b/poppler/Dict.h
index b775a574..1b922b0e 100644
--- a/poppler/Dict.h
+++ b/poppler/Dict.h
@@ -57,7 +57,7 @@ public:
   ~Dict();
 
   // Get number of entries.
-  int getLength() { return length; }
+  int getLength() const { return length; }
 
   // Add an entry.  NB: does not copy key.
   // val becomes a dead object after the call
@@ -70,27 +70,27 @@ public:
   void remove(const char *key);
 
   // Check if dictionary is of specified type.
-  GBool is(const char *type);
+  GBool is(const char *type) const;
 
   // Look up an entry and return the value.  Returns a null object
   // if <key> is not in the dictionary.
-  Object lookup(const char *key, int recursion = 0);
-  Object lookupNF(const char *key);
-  GBool lookupInt(const char *key, const char *alt_key, int *value);
+  Object lookup(const char *key, int recursion = 0) const;
+  Object lookupNF(const char *key) const;
+  GBool lookupInt(const char *key, const char *alt_key, int *value) const;
 
   // Iterative accessors.
-  char *getKey(int i);
-  Object getVal(int i);
-  Object getValNF(int i);
+  char *getKey(int i) const;
+  Object getVal(int i) const;
+  Object getValNF(int i) const;
 
   // Set the xref pointer.  This is only used in one special case: the
   // trailer dictionary, which is read before the xref table is
   // parsed.
   void setXRef(XRef *xrefA) { xref = xrefA; }
   
-  XRef *getXRef() { return xref; }
+  XRef *getXRef() const { return xref; }
   
-  GBool hasKey(const char *key);
+  GBool hasKey(const char *key) const;
 
 private:
   friend class Object; // for incRef/decRef
@@ -99,17 +99,17 @@ private:
   int incRef();
   int decRef();
 
-  GBool sorted;
+  mutable GBool sorted;
   XRef *xref;			// the xref table for this PDF file
   DictEntry *entries;		// array of entries
   int size;			// size of <entries> array
   int length;			// number of entries in dictionary
   int ref;			// reference count
 #if MULTITHREADED
-  GooMutex mutex;
+  mutable GooMutex mutex;
 #endif
 
-  DictEntry *find(const char *key);
+  DictEntry *find(const char *key) const;
 };
 
 #endif
diff --git a/poppler/Object.cc b/poppler/Object.cc
index 4fce012d..d3adc447 100644
--- a/poppler/Object.cc
+++ b/poppler/Object.cc
@@ -160,11 +160,11 @@ void Object::free() {
   type = objNone;
 }
 
-const char *Object::getTypeName() {
+const char *Object::getTypeName() const {
   return objTypeNames[type];
 }
 
-void Object::print(FILE *f) {
+void Object::print(FILE *f) const {
   Object obj;
   int i;
 
diff --git a/poppler/Object.h b/poppler/Object.h
index 23c98a9e..8b18af68 100644
--- a/poppler/Object.h
+++ b/poppler/Object.h
@@ -184,100 +184,100 @@ public:
   Object fetch(XRef *xref, int recursion = 0) const;
 
   // Type checking.
-  ObjType getType() { CHECK_NOT_DEAD; return type; }
-  GBool isBool() { CHECK_NOT_DEAD; return type == objBool; }
-  GBool isInt() { CHECK_NOT_DEAD; return type == objInt; }
-  GBool isReal() { CHECK_NOT_DEAD; return type == objReal; }
-  GBool isNum() { CHECK_NOT_DEAD; return type == objInt || type == objReal || type == objInt64; }
-  GBool isString() { CHECK_NOT_DEAD; return type == objString; }
-  GBool isName() { CHECK_NOT_DEAD; return type == objName; }
-  GBool isNull() { CHECK_NOT_DEAD; return type == objNull; }
-  GBool isArray() { CHECK_NOT_DEAD; return type == objArray; }
-  GBool isDict() { CHECK_NOT_DEAD; return type == objDict; }
-  GBool isStream() { CHECK_NOT_DEAD; return type == objStream; }
-  GBool isRef() { CHECK_NOT_DEAD; return type == objRef; }
-  GBool isCmd() { CHECK_NOT_DEAD; return type == objCmd; }
-  GBool isError() { CHECK_NOT_DEAD; return type == objError; }
-  GBool isEOF() { CHECK_NOT_DEAD; return type == objEOF; }
-  GBool isNone() { CHECK_NOT_DEAD; return type == objNone; }
-  GBool isInt64() { CHECK_NOT_DEAD; return type == objInt64; }
-  GBool isIntOrInt64() { CHECK_NOT_DEAD; return type == objInt || type == objInt64; }
+  ObjType getType() const { CHECK_NOT_DEAD; return type; }
+  GBool isBool() const { CHECK_NOT_DEAD; return type == objBool; }
+  GBool isInt() const { CHECK_NOT_DEAD; return type == objInt; }
+  GBool isReal() const { CHECK_NOT_DEAD; return type == objReal; }
+  GBool isNum() const { CHECK_NOT_DEAD; return type == objInt || type == objReal || type == objInt64; }
+  GBool isString() const { CHECK_NOT_DEAD; return type == objString; }
+  GBool isName() const { CHECK_NOT_DEAD; return type == objName; }
+  GBool isNull() const { CHECK_NOT_DEAD; return type == objNull; }
+  GBool isArray() const { CHECK_NOT_DEAD; return type == objArray; }
+  GBool isDict() const { CHECK_NOT_DEAD; return type == objDict; }
+  GBool isStream() const { CHECK_NOT_DEAD; return type == objStream; }
+  GBool isRef() const { CHECK_NOT_DEAD; return type == objRef; }
+  GBool isCmd() const { CHECK_NOT_DEAD; return type == objCmd; }
+  GBool isError() const { CHECK_NOT_DEAD; return type == objError; }
+  GBool isEOF() const { CHECK_NOT_DEAD; return type == objEOF; }
+  GBool isNone() const { CHECK_NOT_DEAD; return type == objNone; }
+  GBool isInt64() const { CHECK_NOT_DEAD; return type == objInt64; }
+  GBool isIntOrInt64() const { CHECK_NOT_DEAD; return type == objInt || type == objInt64; }
 
   // Special type checking.
-  GBool isName(const char *nameA)
+  GBool isName(const char *nameA) const
     { return type == objName && !strcmp(cString, nameA); }
-  GBool isDict(const char *dictType);
-  GBool isStream(char *dictType);
-  GBool isCmd(const char *cmdA)
+  GBool isDict(const char *dictType) const;
+  GBool isStream(char *dictType) const;
+  GBool isCmd(const char *cmdA) const
     { return type == objCmd && !strcmp(cString, cmdA); }
 
   // Accessors.
-  GBool getBool() { OBJECT_TYPE_CHECK(objBool); return booln; }
-  int getInt() { OBJECT_TYPE_CHECK(objInt); return intg; }
-  double getReal() { OBJECT_TYPE_CHECK(objReal); return real; }
+  GBool getBool() const { OBJECT_TYPE_CHECK(objBool); return booln; }
+  int getInt() const { OBJECT_TYPE_CHECK(objInt); return intg; }
+  double getReal() const { OBJECT_TYPE_CHECK(objReal); return real; }
 
   // Note: integers larger than 2^53 can not be exactly represented by a double.
   // Where the exact value of integers up to 2^63 is required, use isInt64()/getInt64().
-  double getNum() { OBJECT_3TYPES_CHECK(objInt, objInt64, objReal);
+  double getNum() const { OBJECT_3TYPES_CHECK(objInt, objInt64, objReal);
     return type == objInt ? (double)intg : type == objInt64 ? (double)int64g : real; }
-  double getNum(bool *ok) {
+  double getNum(bool *ok) const {
     if (unlikely(type != objInt && type != objInt64 && type != objReal)) {
       *ok = false;
       return 0.;
     }
     return type == objInt ? (double)intg : type == objInt64 ? (double)int64g : real;
   }
-  GooString *getString() { OBJECT_TYPE_CHECK(objString); return string; }
+  GooString *getString() const { OBJECT_TYPE_CHECK(objString); return string; }
   // After takeString() the only method that should be called for the object is free()
   // because the object it's not expected to have a NULL string.
   GooString *takeString() {
     OBJECT_TYPE_CHECK(objString); GooString *s = string; string = NULL; return s; }
-  char *getName() { OBJECT_TYPE_CHECK(objName); return cString; }
-  Array *getArray() { OBJECT_TYPE_CHECK(objArray); return array; }
-  Dict *getDict() { OBJECT_TYPE_CHECK(objDict); return dict; }
-  Stream *getStream() { OBJECT_TYPE_CHECK(objStream); return stream; }
-  Ref getRef() { OBJECT_TYPE_CHECK(objRef); return ref; }
-  int getRefNum() { OBJECT_TYPE_CHECK(objRef); return ref.num; }
-  int getRefGen() { OBJECT_TYPE_CHECK(objRef); return ref.gen; }
-  char *getCmd() { OBJECT_TYPE_CHECK(objCmd); return cString; }
-  long long getInt64() { OBJECT_TYPE_CHECK(objInt64); return int64g; }
-  long long getIntOrInt64() { OBJECT_2TYPES_CHECK(objInt, objInt64);
+  char *getName() const { OBJECT_TYPE_CHECK(objName); return cString; }
+  Array *getArray() const { OBJECT_TYPE_CHECK(objArray); return array; }
+  Dict *getDict() const { OBJECT_TYPE_CHECK(objDict); return dict; }
+  Stream *getStream() const { OBJECT_TYPE_CHECK(objStream); return stream; }
+  Ref getRef() const { OBJECT_TYPE_CHECK(objRef); return ref; }
+  int getRefNum() const { OBJECT_TYPE_CHECK(objRef); return ref.num; }
+  int getRefGen() const { OBJECT_TYPE_CHECK(objRef); return ref.gen; }
+  char *getCmd() const { OBJECT_TYPE_CHECK(objCmd); return cString; }
+  long long getInt64() const { OBJECT_TYPE_CHECK(objInt64); return int64g; }
+  long long getIntOrInt64() const { OBJECT_2TYPES_CHECK(objInt, objInt64);
     return type == objInt ? intg : int64g; }
 
   // Array accessors.
-  int arrayGetLength();
+  int arrayGetLength() const;
   void arrayAdd(Object &&elem);
   void arrayRemove(int i);
-  Object arrayGet(int i, int recursion);
-  Object arrayGetNF(int i);
+  Object arrayGet(int i, int recursion) const;
+  Object arrayGetNF(int i) const;
 
   // Dict accessors.
-  int dictGetLength();
+  int dictGetLength() const;
   void dictAdd(char *key, Object &&val);
   void dictSet(const char *key, Object &&val);
   void dictRemove(const char *key);
-  GBool dictIs(const char *dictType);
-  Object dictLookup(const char *key, int recursion = 0);
-  Object dictLookupNF(const char *key);
-  char *dictGetKey(int i);
-  Object dictGetVal(int i);
-  Object dictGetValNF(int i);
+  GBool dictIs(const char *dictType) const;
+  Object dictLookup(const char *key, int recursion = 0) const;
+  Object dictLookupNF(const char *key) const;
+  char *dictGetKey(int i) const;
+  Object dictGetVal(int i) const;
+  Object dictGetValNF(int i) const;
 
   // Stream accessors.
-  GBool streamIs(char *dictType);
+  GBool streamIs(char *dictType) const;
   void streamReset();
   void streamClose();
-  int streamGetChar();
-  int streamGetChars(int nChars, Guchar *buffer);
-  int streamLookChar();
-  char *streamGetLine(char *buf, int size);
-  Goffset streamGetPos();
+  int streamGetChar() const;
+  int streamGetChars(int nChars, Guchar *buffer) const;
+  int streamLookChar() const;
+  char *streamGetLine(char *buf, int size) const;
+  Goffset streamGetPos() const;
   void streamSetPos(Goffset pos, int dir = 0);
-  Dict *streamGetDict();
+  Dict *streamGetDict() const;
 
   // Output.
-  const char *getTypeName();
-  void print(FILE *f = stdout);
+  const char *getTypeName() const;
+  void print(FILE *f = stdout) const;
 
   // Memory testing.
   static void memCheck(FILE *f);
@@ -319,7 +319,7 @@ private:
 
 #include "Array.h"
 
-inline int Object::arrayGetLength()
+inline int Object::arrayGetLength() const
   { OBJECT_TYPE_CHECK(objArray); return array->getLength(); }
 
 inline void Object::arrayAdd(Object &&elem)
@@ -328,10 +328,10 @@ inline void Object::arrayAdd(Object &&elem)
 inline void Object::arrayRemove(int i)
   { OBJECT_TYPE_CHECK(objArray); array->remove(i); }
 
-inline Object Object::arrayGet(int i, int recursion = 0)
+inline Object Object::arrayGet(int i, int recursion = 0) const
   { OBJECT_TYPE_CHECK(objArray); return array->get(i, recursion); }
 
-inline Object Object::arrayGetNF(int i)
+inline Object Object::arrayGetNF(int i) const
   { OBJECT_TYPE_CHECK(objArray); return array->getNF(i); }
 
 //------------------------------------------------------------------------
@@ -340,7 +340,7 @@ inline Object Object::arrayGetNF(int i)
 
 #include "Dict.h"
 
-inline int Object::dictGetLength()
+inline int Object::dictGetLength() const
   { OBJECT_TYPE_CHECK(objDict); return dict->getLength(); }
 
 inline void Object::dictAdd(char *key, Object &&val)
@@ -352,25 +352,25 @@ inline void Object::dictSet(const char *key, Object &&val)
 inline void Object::dictRemove(const char *key)
   { OBJECT_TYPE_CHECK(objDict); dict->remove(key); }
 
-inline GBool Object::dictIs(const char *dictType)
+inline GBool Object::dictIs(const char *dictType) const
   { OBJECT_TYPE_CHECK(objDict); return dict->is(dictType); }
 
-inline GBool Object::isDict(const char *dictType)
+inline GBool Object::isDict(const char *dictType) const
   { return type == objDict && dictIs(dictType); }
 
-inline Object Object::dictLookup(const char *key, int recursion)
+inline Object Object::dictLookup(const char *key, int recursion) const
   { OBJECT_TYPE_CHECK(objDict); return dict->lookup(key, recursion); }
 
-inline Object Object::dictLookupNF(const char *key)
+inline Object Object::dictLookupNF(const char *key) const
   { OBJECT_TYPE_CHECK(objDict); return dict->lookupNF(key); }
 
-inline char *Object::dictGetKey(int i)
+inline char *Object::dictGetKey(int i) const
   { OBJECT_TYPE_CHECK(objDict); return dict->getKey(i); }
 
-inline Object Object::dictGetVal(int i)
+inline Object Object::dictGetVal(int i) const
   { OBJECT_TYPE_CHECK(objDict); return dict->getVal(i); }
 
-inline Object Object::dictGetValNF(int i)
+inline Object Object::dictGetValNF(int i) const
   { OBJECT_TYPE_CHECK(objDict); return dict->getValNF(i); }
 
 //------------------------------------------------------------------------
@@ -379,10 +379,10 @@ inline Object Object::dictGetValNF(int i)
 
 #include "Stream.h"
 
-inline GBool Object::streamIs(char *dictType)
+inline GBool Object::streamIs(char *dictType) const
   { OBJECT_TYPE_CHECK(objStream); return stream->getDict()->is(dictType); }
 
-inline GBool Object::isStream(char *dictType)
+inline GBool Object::isStream(char *dictType) const
   { return type == objStream && streamIs(dictType); }
 
 inline void Object::streamReset()
@@ -391,25 +391,25 @@ inline void Object::streamReset()
 inline void Object::streamClose()
   { OBJECT_TYPE_CHECK(objStream); stream->close(); }
 
-inline int Object::streamGetChar()
+inline int Object::streamGetChar() const
   { OBJECT_TYPE_CHECK(objStream); return stream->getChar(); }
 
-inline int Object::streamGetChars(int nChars, Guchar *buffer)
+inline int Object::streamGetChars(int nChars, Guchar *buffer) const
   { OBJECT_TYPE_CHECK(objStream); return stream->doGetChars(nChars, buffer); }
 
-inline int Object::streamLookChar()
+inline int Object::streamLookChar() const
   { OBJECT_TYPE_CHECK(objStream); return stream->lookChar(); }
 
-inline char *Object::streamGetLine(char *buf, int size)
+inline char *Object::streamGetLine(char *buf, int size) const
   { OBJECT_TYPE_CHECK(objStream); return stream->getLine(buf, size); }
 
-inline Goffset Object::streamGetPos()
+inline Goffset Object::streamGetPos() const
   { OBJECT_TYPE_CHECK(objStream); return stream->getPos(); }
 
 inline void Object::streamSetPos(Goffset pos, int dir)
   { OBJECT_TYPE_CHECK(objStream); stream->setPos(pos, dir); }
 
-inline Dict *Object::streamGetDict()
+inline Dict *Object::streamGetDict() const
   { OBJECT_TYPE_CHECK(objStream); return stream->getDict(); }
 
 #endif


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