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CnC_Renegade/Code/wwlib/ini.h

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/*
** Command & Conquer Renegade(tm)
** Copyright 2025 Electronic Arts Inc.
**
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/***********************************************************************************************
*** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S ***
***********************************************************************************************
* *
* Project Name : Command & Conquer *
* *
* $Archive:: /Commando/Code/wwlib/ini.h $*
* *
* $Author:: Steve_t $*
* *
* $Modtime:: 11/14/01 1:32a $*
* *
* $Revision:: 16 $*
* *
*---------------------------------------------------------------------------------------------*
* Functions: *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000
#ifndef INI_H
#define INI_H
//#include "listnode.h"
//#include "trect.h"
//#include "index.h"
//#include "pipe.h"
//#include "pk.h"
//#include "straw.h"
//#include "wwfile.h"
class PKey;
class FileClass;
class Straw;
class Pipe;
class StringClass;
class WideStringClass;
class FileFactoryClass;
struct INISection;
struct INIEntry;
template<class T> class TPoint3D;
template<class T> class TPoint2D;
template<class T> class TRect;
template<class T> class List;
template<class T, class U> class IndexClass;
#ifndef NULL
#define NULL 0L
#endif
/*
** This is an INI database handler class. It handles a database with a disk format identical
** to the INI files commonly used by Windows.
*/
class INIClass {
public:
INIClass(void);
INIClass(FileClass & file);
INIClass(const char *filename);
virtual ~INIClass(void);
/*
** This setting allows you to control the behavior of loading blank entries.
** If you set this to true, a blank entry (ie. "foo=") will be loaded with
** a value of " ". If set to false, blank entries will be ignored.
** The default behavior is to ignore blank entries.
** This is a static method, because in general this is an application-level
** decision as opposed to a per-ini file decision.
*/
static void Keep_Blank_Entries(bool keep_blanks);
/*
** Fetch and store INI data.
*/
int Load(FileClass & file);
int Load(Straw & file);
int Load(const char *filename);
int Save(FileClass & file) const;
int Save(Pipe & file) const;
int Save(const char *filename) const;
/*
** Fetch the name of the INI file (if it wasn't created from a Straw).
*/
const char * Get_Filename(void) const;
/*
** Erase all data within this INI file manager.
*/
bool Clear(char const * section = NULL, char const * entry = NULL);
// int Line_Count(char const * section) const;
bool Is_Loaded(void) const;
int Size(void) const;
bool Is_Present(char const * section, char const * entry = NULL) const {if (entry == 0) return(Find_Section(section) != 0);return(Find_Entry(section, entry) != 0);}
/*
** Fetch the number of sections in the INI file or verify if a specific
** section is present.
*/
int Section_Count(void) const;
bool Section_Present(char const * section) const {return(Find_Section(section) != NULL);}
/*
** Fetch the number of entries in a section or get a particular entry in a section.
*/
int Entry_Count(char const * section) const;
char const * Get_Entry(char const * section, int index) const;
/*
** Cound how many entries with the indicated prefix followed by a number exist in the section.
*/
unsigned Enumerate_Entries(const char * section, const char * entry_prefix, unsigned startnumber = 0, unsigned endnumber = (unsigned) -1);
/*
** Get the various data types from the section and entry specified.
*/
PKey Get_PKey(bool fast) const;
bool Get_Bool(char const * section, char const * entry, bool defvalue=false) const;
float Get_Float(char const * section, char const * entry, float defvalue=0.0f) const;
double Get_Double(char const * section, char const * entry, double defvalue=0.0) const;
int Get_Hex(char const * section, char const * entry, int defvalue=0) const;
int Get_Int(char const * section, char const * entry, int defvalue=0) const;
int Get_String(char const * section, char const * entry, char const * defvalue, char * buffer, int size) const;
const StringClass& Get_String(StringClass& new_string, char const * section, char const * entry, char const * defvalue="") const;
const WideStringClass& Get_Wide_String(WideStringClass& new_string, char const * section, char const * entry, unsigned short const * defvalue=L"") const;
int Get_List_Index(char const * section, char const * entry, int const defvalue, char *list[]);
int * Get_Alloc_Int_Array(char const * section, char const * entry, int listend);
int Get_Int_Bitfield(char const * section, char const * entry, int defvalue, char *list[]);
char *Get_Alloc_String(char const * section, char const * entry, char const * defvalue) const;
int Get_TextBlock(char const * section, char * buffer, int len) const;
int Get_UUBlock(char const * section, void * buffer, int len) const;
int Get_UUBlock(char const * section, char const *entry, void * block, int len) const;
TRect<int> const Get_Rect(char const * section, char const * entry, TRect<int> const & defvalue) const;
TPoint3D<int> const Get_Point(char const * section, char const * entry, TPoint3D<int> const & defvalue) const;
TPoint2D<int> const Get_Point(char const * section, char const * entry, TPoint2D<int> const & defvalue) const;
TPoint3D<float> const Get_Point(char const * section, char const * entry, TPoint3D<float> const & defvalue) const;
TPoint2D<float> const Get_Point(char const * section, char const * entry, TPoint2D<float> const & defvalue) const;
/*
** Put a data type to the section and entry specified.
*/
bool Put_Bool(char const * section, char const * entry, bool value);
bool Put_Float(char const * section, char const * entry, float number);
bool Put_Double(char const * section, char const * entry, double number);
bool Put_Hex(char const * section, char const * entry, int number);
bool Put_Int(char const * section, char const * entry, int number, int format=0);
bool Put_PKey(PKey const & key);
bool Put_String(char const * section, char const * entry, char const * string);
bool Put_TextBlock(char const * section, char const * text);
bool Put_UUBlock(char const * section, void const * block, int len);
bool Put_UUBlock(char const * section, char const *entry, void const * block, int len);
bool Put_Rect(char const * section, char const * entry, TRect<int> const & value);
bool Put_Point(char const * section, char const * entry, TPoint3D<int> const & value);
bool Put_Point(char const * section, char const * entry, TPoint3D<float> const & value);
bool Put_Point(char const * section, char const * entry, TPoint2D<int> const & value);
bool Put_Wide_String(char const * section, char const * entry, const unsigned short * string);
// protected:
enum {MAX_LINE_LENGTH=512};
/*
** Access to the list of all sections within this INI file.
*/
List<INISection *> & Get_Section_List() { return * SectionList; }
IndexClass<int, INISection *> & Get_Section_Index() { return * SectionIndex; }
/*
** Utility routines to help find the appropriate section and entry objects.
*/
INISection * Find_Section(char const * section) const;
INIEntry * Find_Entry(char const * section, char const * entry) const;
static void Strip_Comments(char * buffer);
// the CRC function is used to produce hopefully unique values for
// each of the entries in a section. Debug messages will be produced
// if redundant CRCs are generated for a particular INI file.
static int CRC(const char *string);
// the DuplicateCRCError function is used by Put_String and Load in the case
// that an entry's CRC matches one already in the database.
void DuplicateCRCError(const char *message, const char *section, const char *entry);
private:
/*
** These functions are used to allocate and free the section list and section index
*/
void Initialize(void);
void Shutdown(void);
/*
** This is the list of all sections within this INI file.
*/
List<INISection *> * SectionList;
IndexClass<int, INISection *> * SectionIndex;
/*
** Ensure that the copy constructor and assignment operator never exist.
*/
INIClass(INIClass const & rvalue);
INIClass operator = (INIClass const & rvalue);
/*
** The name of the file we were loaded from (if applicable).
*/
mutable char * Filename;
/*
** The flag used to control the blank entry loading behavior.
*/
static bool KeepBlankEntries;
};
#endif