Leaked source code of windows server 2003
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

125 lines
3.4 KiB

// SymbolTable.h: interface for the CSymbolTable class.
//
// (c) Copyright Schlumberger Technology Corp., unpublished work, created
// 1999. This computer program includes Confidential, Proprietary
// Information and is a Trade Secret of Schlumberger Technology Corp. All
// use, disclosure, and/or reproduction is prohibited unless authorized
// in writing. All Rights Reserved.
//////////////////////////////////////////////////////////////////////
#if !defined(SLBCCI_SYMBOLTABLE_H)
#define SLBCCI_SYMBOLTABLE_H
#include <memory> // for auto_ptr
#include <string>
#include <vector>
#include <scuArrayP.h>
#include "slbarch.h"
namespace cci {
class CSymbolTable
{
friend class CFreeBlock;
public:
CSymbolTable(iop::CSmartCard &rSmartCard,
const std::string &rPath,
unsigned short Offset);
virtual ~CSymbolTable();
std::string Find(SymbolID const &rsid);
bool Find(std::string const &rsOrig,
SymbolID *sid);
SymbolID Add(std::string const &strNew, ShareMode mode=smShared);
bool Remove(SymbolID const &rsid);
void Replace(SymbolID const &rsid, std::string const &strUpd);
unsigned short NumSymbols();
unsigned short FirstFreeBlock();
void FirstFreeBlock(unsigned short sFree);
unsigned short TableSize();
WORD Hash(std::string const &rstr);
std::vector<std::string> CSymbolTable::EnumStrings();
void Compress();
void Reset();
void DumpState();
unsigned short FreeSpace();
private:
void
ClearTableEntry(BYTE const &rsid);
void
UpdateTableEntry(BYTE const &rsid,
WORD wNewHash,
WORD wNewOffset,
WORD wNewLength);
BYTE RefCount(BYTE const &sidx);
void GetSymbolTable();
void SelectSymbolFile();
void ReadSymbolFile(const WORD wOffset, const WORD wDataLength, BYTE* bDATA);
void WriteSymbolFile(const WORD wOffset, const WORD wDataLength, const BYTE* bDATA);
iop::CSmartCard &m_rSmartCard;
unsigned short m_Offset;
scu::AutoArrayPtr<std::string> m_aastrCachedStrings;
scu::AutoArrayPtr<bool> m_aafCacheMask;
scu::AutoArrayPtr<unsigned short> m_aasHashTable;
scu::AutoArrayPtr<unsigned short> m_aasOffsetTable;
scu::AutoArrayPtr<unsigned short> m_aasLengthTable;
bool m_fSymbolTableLoaded;
std::string m_Path;
CArchivedValue<unsigned short> m_sMaxNumSymbols;
CArchivedValue<unsigned short> m_sFirstFreeBlock;
CArchivedValue<unsigned short> m_sTableSize;
};
class CFreeBlock
{
public:
CFreeBlock(CSymbolTable *pSymTable, unsigned short sStartLocation);
virtual ~CFreeBlock() {};
std::auto_ptr<CFreeBlock>
Next();
void
Update();
unsigned short m_sStartLoc;
unsigned short m_sBlockLength;
unsigned short m_sNextBlock;
private:
CSymbolTable *m_pSymbolTable;
};
const unsigned short SymbNumSymbolLoc = 0; // Location of Number of symbols
const unsigned short SymbFreeListLoc = 1; // Location of Free list
const unsigned short SymbTableSizeLoc = 3; // Location of symbol table size
const unsigned short SymbHashTableLoc = 5; // Location of hash table
}
#endif // !defined(SLBCCI_SYMBOLTABLE_H)