/// <summary>
/// Appends specified cabinet to this one, forming or extending a cabinet set.
/// </summary>
/// <param name="nextCabinet">The cab to append to this one.</param>
public void Append(MSCabinet nextCabinet)
{
var result = NativeMethods.mspack_invoke_mscab_decompressor_append(_pDecompressor, _pNativeCabinet, nextCabinet._pNativeCabinet);
if (result != NativeMethods.MSPACK_ERR.MSPACK_ERR_OK)
{
throw new Exception(string.Format("Error '{0}' appending cab '{1}' to {2}.", result, nextCabinet._cabinetFilename, _cabinetFilename));
}
// after a successul append remarshal over the nativeCabinet struct5ure as it now represents the combined state.
_nativeCabinet = (NativeMethods.mscabd_cabinet)Marshal.PtrToStructure(_pNativeCabinet, typeof(NativeMethods.mscabd_cabinet));
nextCabinet._nativeCabinet = (NativeMethods.mscabd_cabinet)Marshal.PtrToStructure(nextCabinet._pNativeCabinet, typeof(NativeMethods.mscabd_cabinet));
}
public MSCabinet(string cabinetFilename)
{
LocalFilePath = cabinetFilename;
_pCabinetFilenamePinned = Marshal.StringToCoTaskMemAnsi(LocalFilePath); // needs to be pinned as we use the address in unmanaged code.
Decompressor = MSCabDecompressor.CreateInstance();
// open cabinet:
_pNativeCabinet = NativeMethods.mspack_invoke_mscab_decompressor_open(Decompressor, _pCabinetFilenamePinned);
if (_pNativeCabinet == IntPtr.Zero)
{
var lasterror = NativeMethods.mspack_invoke_mscab_decompressor_last_error(Decompressor);
throw new Exception("Failed to open cabinet. Last error:" + lasterror);
}
//Marshal.PtrToStructure(_pNativeCabinet, _nativeCabinet);
_nativeCabinet = (NativeMethods.mscabd_cabinet)Marshal.PtrToStructure(_pNativeCabinet, typeof(NativeMethods.mscabd_cabinet));
}
public MSCabinet(string cabinetFilename)
{
#if NET_CORE
cabinetFilename = $"\\\\?\\{cabinetFilename}";
#else
cabinetFilename = new Path(cabinetFilename).WithWin32LongPathPrefix();
#endif
_cabinetFilename = cabinetFilename;
_pCabinetFilenamePinned = Marshal.StringToCoTaskMemAnsi(_cabinetFilename); // needs to be pinned as we use the address in unmanaged code.
_pDecompressor = MSCabDecompressor.CreateInstance();
// open cabinet:
_pNativeCabinet = NativeMethods.mspack_invoke_mscab_decompressor_open(_pDecompressor, _pCabinetFilenamePinned);
if (_pNativeCabinet == IntPtr.Zero)
{
var lasterror = NativeMethods.mspack_invoke_mscab_decompressor_last_error(_pDecompressor);
throw new Exception("Failed to open cabinet. Last error:" + lasterror);
}
//Marshal.PtrToStructure(_pNativeCabinet, _nativeCabinet);
_nativeCabinet = (NativeMethods.mscabd_cabinet)Marshal.PtrToStructure(_pNativeCabinet, typeof(NativeMethods.mscabd_cabinet));
}