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/*
* UMXTools.h
* ------------
* Purpose: UMX/UAX (Unreal) helper functions
* Notes : (currently none)
* Authors: OpenMPT Devs (inspired by code from http://wiki.beyondunreal.com/Legacy:Package_File_Format)
* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
*/
#pragma once
#include "openmpt/all/BuildSettings.hpp"
#include "Sndfile.h"
OPENMPT_NAMESPACE_BEGIN
namespace UMX
{
// UMX File Header
struct FileHeader
{
char magic[4]; // C1 83 2A 9E
uint16le packageVersion;
uint16le licenseMode;
uint32le flags;
uint32le nameCount;
uint32le nameOffset;
uint32le exportCount;
uint32le exportOffset;
uint32le importCount;
uint32le importOffset;
bool IsValid() const;
uint32 GetMinimumAdditionalFileSize() const;
};
MPT_BINARY_STRUCT(FileHeader, 36)
// Check validity of file header
CSoundFile::ProbeResult ProbeFileHeader(MemoryFileReader file, const uint64* pfilesize, const char *requiredType);
// Read compressed unreal integers - similar to MIDI integers, but signed values are possible.
int32 ReadIndex(FileReader &chunk);
// Returns true if the given nme exists in the name table.
bool FindNameTableEntry(FileReader &file, const FileHeader &fileHeader, const char *name);
// Returns true if the given nme exists in the name table.
bool FindNameTableEntryMemory(MemoryFileReader &file, const FileHeader &fileHeader, const char *name);
// Read an entry from the name table.
std::string ReadNameTableEntry(FileReader &chunk, uint16 packageVersion);
// Read complete name table.
std::vector<std::string> ReadNameTable(FileReader &file, const FileHeader &fileHeader);
// Read import table.
std::vector<int32> ReadImportTable(FileReader &file, const FileHeader &fileHeader, const std::vector<std::string> &names);
// Read an entry from the import table.
int32 ReadImportTableEntry(FileReader &chunk, uint16 packageVersion);
// Read an entry from the export table.
std::pair<FileReader, int32> ReadExportTableEntry(FileReader &file, const FileHeader &fileHeader, const std::vector<int32> &classes, const std::vector<std::string> &names, const char *filterType);
} // namespace UMX
OPENMPT_NAMESPACE_END
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