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forked from 0ad/0ad
0ad/source/ps/FilePacker.h
Ykkrosh 6365c30098 # Fixed failure when saving maps
FilePacker: removed code that used to be in a #ifdef SCED
Changed to PSERROR system, for error-reporting consistency

This was SVN commit r3728.
2006-04-04 04:14:10 +00:00

54 lines
1.6 KiB
C++
Executable File

///////////////////////////////////////////////////////////////////////////////
//
// Name: FilePacker.h
// Author: Rich Cross
// Contact: rich@wildfiregames.com
//
///////////////////////////////////////////////////////////////////////////////
#ifndef _FILEPACKER_H
#define _FILEPACKER_H
#include <vector>
#include "lib/types.h" // u32
#include "CStr.h"
#include "ps/Errors.h"
#ifndef ERROR_GROUP_FILE_DEFINED
#define ERROR_GROUP_FILE_DEFINED
// FileUnpacker.h defines these too
ERROR_GROUP(File);
ERROR_TYPE(File, OpenFailed);
#endif
ERROR_TYPE(File, WriteFailed);
////////////////////////////////////////////////////////////////////////////////////////
// CFilePacker: class to assist in writing of binary files.
// basically a resizeable buffer that allows adding raw data and strings;
// upon calling Write(), everything is written out to disk.
class CFilePacker
{
public:
// constructor
// adds version and signature (i.e. the header) to the buffer.
// this means Write() can write the entire buffer to file in one go,
// which is simpler and more efficient than writing in pieces.
CFilePacker(u32 version, const char magicstr[4]);
// Write: write out to file all packed data added so far
void Write(const char* filename);
// PackRaw: pack given number of bytes onto the end of the data stream
void PackRaw(const void* rawdata, u32 rawdatalen);
// PackString: pack a string onto the end of the data stream
void PackString(const CStr& str);
private:
// the output data stream built during pack operations.
// contains the header, so we can write this out in one go.
std::vector<u8> m_Data;
};
#endif