/// <summary>
/// General initialization function.
/// </summary>
/// <param name="stream">The stream to read the archive from.</param>
private void Init(Stream stream)
{
ValidateStream(stream);
bool isExecutable = false;
if ((int)_format == -1)
{
_format = FileChecker.CheckSignature(stream, out _offset, out isExecutable);
}
PreserveDirectoryStructure = true;
SevenZipLibraryManager.LoadLibrary(this, _format);
try
{
_inStream = new ArchiveEmulationStreamProxy(stream, _offset);
_packedSize = stream.Length;
_archive = SevenZipLibraryManager.InArchive(_format, this);
}
catch (SevenZipLibraryException)
{
SevenZipLibraryManager.FreeLibrary(this, _format);
throw;
}
if (isExecutable && _format != InArchiveFormat.PE)
{
if (!Check())
{
CommonDispose();
_format = InArchiveFormat.PE;
try
{
_inStream = new ArchiveEmulationStreamProxy(stream, _offset);
_packedSize = stream.Length;
_archive = SevenZipLibraryManager.InArchive(_format, this);
}
catch (SevenZipLibraryException)
{
SevenZipLibraryManager.FreeLibrary(this, _format);
throw;
}
}
}
}
/// <summary>
/// General initialization function.
/// </summary>
/// <param name="archiveFullName">The archive file name.</param>
private void Init(string archiveFullName)
{
_fileName = archiveFullName;
bool isExecutable = false;
if ((int)_format == -1)
{
_format = FileChecker.CheckSignature(archiveFullName, out _offset, out isExecutable);
}
PreserveDirectoryStructure = true;
SevenZipLibraryManager.LoadLibrary(this, _format);
try
{
_archive = SevenZipLibraryManager.InArchive(_format, this);
}
catch (SevenZipLibraryException)
{
SevenZipLibraryManager.FreeLibrary(this, _format);
throw;
}
if (isExecutable && _format != InArchiveFormat.PE)
{
if (!Check())
{
CommonDispose();
_format = InArchiveFormat.PE;
SevenZipLibraryManager.LoadLibrary(this, _format);
try
{
_archive = SevenZipLibraryManager.InArchive(_format, this);
}
catch (SevenZipLibraryException)
{
SevenZipLibraryManager.FreeLibrary(this, _format);
throw;
}
}
}
}