private void LoadFile(BinaryReader inputFileStream, bool boolInflate = true, bool UnpackWhenNeed = true)
{
long prevPosition = inputFileStream.BaseStream.Position;
inputFileStream.BaseStream.Position = 0;
bool useTempFiles = false;
if(OperationMode == Mode.FileSystem)
useTempFiles = true;
else if (OperationMode == Mode.Optimal)
{
// В оптимальном режиме, если обрабатываемый файл больше 200 МБ,
// то автоматически включается режим использования файловой системы
if (inputFileStream.BaseStream.Length > MAX_FILE_SIZE)
OperationMode = Mode.FileSystem;
}
MemoryTributary InflateBufferStream;
UInt32 InflateSize = 0;
this.FileHeader = new stFileHeader(inputFileStream.ReadBytes((int)stFileHeader.Size()), 0);
stBlockHeader pBlockHeader = new stBlockHeader(inputFileStream.ReadBytes((int)stBlockHeader.Size()), 0);
UInt32 ElemsAddrsSize;
MemoryTributary pElemsAddrsStream;
ReadBlockData(inputFileStream, pBlockHeader, stFileHeader.Size(), out pElemsAddrsStream, out ElemsAddrsSize);
UInt32 ElemsNum = ElemsAddrsSize / stElemAddr.Size();
Elems.Clear();
ElemsAddrs.Clear();
for (UInt32 i = 0; i < ElemsNum; i++)
{
stElemAddr pElemsAddrs = new stElemAddr(pElemsAddrsStream, (int)(i * stElemAddr.Size()));
ElemsAddrs.Add(pElemsAddrs);
if (pElemsAddrs.fffffff != V8_FF_SIGNATURE)
{
ElemsNum = i;
break;
}
inputFileStream.BaseStream.Position = pElemsAddrs.elem_header_addr;
pBlockHeader = new stBlockHeader(inputFileStream.ReadBytes((int)stBlockHeader.Size()), 0);
if (pBlockHeader.EOL_0D != 0x0d ||
pBlockHeader.EOL_0A != 0x0a ||
pBlockHeader.space1 != 0x20 ||
pBlockHeader.space2 != 0x20 ||
pBlockHeader.space3 != 0x20 ||
pBlockHeader.EOL2_0D != 0x0d ||
pBlockHeader.EOL2_0A != 0x0a)
{
throw new Exception("Header is not correct!");
}
UInt32 ElemsAddrsSizeHeader = 0;
MemoryTributary pHeaderStream;
UInt32 DataSize = 0;
MemoryTributary pDataStream;
ReadBlockData(inputFileStream, pBlockHeader, pElemsAddrs.elem_header_addr, out pHeaderStream, out ElemsAddrsSizeHeader);
//080228 Блока данных может не быть, тогда адрес блока данных равен 0x7fffffff
if (pElemsAddrs.elem_data_addr != V8_FF_SIGNATURE)
{
inputFileStream.BaseStream.Position = pElemsAddrs.elem_data_addr;
pBlockHeader = new stBlockHeader(inputFileStream.ReadBytes((int)stBlockHeader.Size()), 0);
ReadBlockData(inputFileStream, pBlockHeader, pElemsAddrs.elem_data_addr, out pDataStream, out DataSize);
}
else
{
throw new Exception("Incorrect data block!");
}
CV8Elem elem = new CV8Elem(pHeaderStream, ElemsAddrsSizeHeader, pDataStream, (UInt32)pDataStream.Length, this, false, false, useTempFiles);
if (boolInflate && IsDataPacked)
{
bool success = Inflate(elem.GetDataLikeMemStream(), out InflateBufferStream);
if (!success)
{
IsDataPacked = false;
elem.SetDataFromMemStream(InflateBufferStream);
elem.DataSize = (UInt32)InflateBufferStream.Length;
elem.IsV8File = false;
}
else
{
elem.NeedUnpack = false; // отложенная распаковка не нужна
elem.pData = null; //нераспакованные данные больше не нужны
if (IsV8File(InflateBufferStream))
{
elem.UnpackedData = new V8File(this, InflateBufferStream, (int)InflateSize, boolInflate, this.OperationMode);
elem.pData = null;
elem.IsV8File = true;
}
else
{
elem.SetDataFromMemStream(InflateBufferStream);
elem.DataSize = InflateSize;
elem.IsV8File = false;
}
}
}
elem.InitElemName(inputFileStream, pElemsAddrs);
Elems.Add(elem);
}
inputFileStream.BaseStream.Position = prevPosition;
}
int LoadFile(byte[] pFileData, int FileDataSize, bool boolInflate = true, bool UnpackWhenNeed = true)
{
int ret = 0;
if (pFileData.Length == 0) {
return V8UNPACK_ERROR;
}
bool isV8File = IsV8File(pFileData, FileDataSize);
if (!isV8File)
{
return V8UNPACK_NOT_V8_FILE;
}
byte[] InflateBuffer = new byte[0];
UInt32 InflateSize = 0;
this.FileHeader = new stFileHeader(pFileData, 0);
stBlockHeader pBlockHeader = new stBlockHeader(pFileData, stFileHeader.Size());
UInt32 ElemsAddrsSize;
byte[] pElemsAddrsBytes;
ReadBlockData(pFileData, pBlockHeader, stFileHeader.Size(), out pElemsAddrsBytes, out ElemsAddrsSize);
UInt32 ElemsNum = ElemsAddrsSize / stElemAddr.Size();
Elems.Clear();
ElemsAddrs.Clear();
for (UInt32 i = 0; i < ElemsNum; i++) {
stElemAddr pElemsAddrs = new stElemAddr(pElemsAddrsBytes, (int)(i * stElemAddr.Size()));
ElemsAddrs.Add(pElemsAddrs);
if (pElemsAddrs.fffffff != V8_FF_SIGNATURE)
{
ElemsNum = i;
break;
}
pBlockHeader = new stBlockHeader(pFileData, pElemsAddrs.elem_header_addr);
if (pBlockHeader.EOL_0D != 0x0d ||
pBlockHeader.EOL_0A != 0x0a ||
pBlockHeader.space1 != 0x20 ||
pBlockHeader.space2 != 0x20 ||
pBlockHeader.space3 != 0x20 ||
pBlockHeader.EOL2_0D != 0x0d ||
pBlockHeader.EOL2_0A != 0x0a)
{
ret = V8UNPACK_HEADER_ELEM_NOT_CORRECT;
break;
}
UInt32 ElemsAddrsSizeHeader = 0;
byte[] pElemsAddrsBytesHeader = new byte[0];
UInt32 DataSize = 0;
byte[] pData = new byte[0];
ReadBlockData(pFileData, pBlockHeader, pElemsAddrs.elem_header_addr, out pElemsAddrsBytesHeader, out ElemsAddrsSizeHeader);
//080228 Блока данных может не быть, тогда адрес блока данных равен 0x7fffffff
if (pElemsAddrs.elem_data_addr != V8_FF_SIGNATURE)
{
pBlockHeader = new stBlockHeader(pFileData, pElemsAddrs.elem_data_addr);
ReadBlockData(pFileData, pBlockHeader, pElemsAddrs.elem_data_addr, out pData, out DataSize);
}
else
{
throw new Exception("Ебать копать!!!");
//ReadBlockData(pFileData, null, out pData, out DataSize);
}
CV8Elem elem = new CV8Elem(pElemsAddrsBytesHeader, ElemsAddrsSizeHeader, pData, (UInt32)pData.Length, new V8Formats.V8File(), false, false);
if (boolInflate && IsDataPacked) {
ret = Inflate(pData, out InflateBuffer, DataSize, out InflateSize);
if (ret != 0)
{
IsDataPacked = false;
elem.pData = new byte[InflateSize];
elem.DataSize = InflateSize;
InflateBuffer.CopyTo(elem.pData, 0);
elem.IsV8File = false;
}
else {
elem.NeedUnpack = false; // отложенная распаковка не нужна
elem.pData = null; //нераспакованные данные больше не нужны
if (IsV8File(InflateBuffer, (int)InflateSize)) {
elem.UnpackedData = new V8File(InflateBuffer, (int)InflateSize, boolInflate);
elem.pData = null;
elem.IsV8File = true;
} else {
elem.pData = new byte[InflateSize];
elem.DataSize = InflateSize;
InflateBuffer.CopyTo(elem.pData, 0);
elem.IsV8File = false;
}
ret = 0;
}
}
elem.InitElemName(pFileData, pElemsAddrs);
Elems.Add(elem);
}
if (InflateBuffer.Length != 0)
InflateBuffer = new byte[0];
return ret;
}
