/// <summary>
/// Opens the archive and throws exceptions or returns OperationResult.DataError if any error occurs.
/// </summary>
/// <param name="archiveStream">The IInStream compliant class instance, that is, the input stream.</param>
/// <param name="openCallback">The ArchiveOpenCallback instance.</param>
/// <returns>OperationResult.Ok if Open() succeeds.</returns>
private OperationResult OpenArchiveInner(IInStream archiveStream,
IArchiveOpenCallback openCallback)
{
ulong checkPos = 1 << 15;
int res = _archive.Open(archiveStream, ref checkPos, openCallback);
return((OperationResult)res);
}
private void InternalOpen(IArchiveOpenCallback callback, Guid format)
{
var Interface = typeof(IInArchive).GUID;
object result;
if (CpuInfo.IsX64)
{
SafeNativeMethods.CreateObject_64(ref format, ref Interface, out result);
}
else
{
SafeNativeMethods.CreateObject_32(ref format, ref Interface, out result);
}
if (result == null)
{
throw new COMException("Cannot create Archive");
}
inArchive = result as IInArchive;
var sp = (ulong)(1 << 23);
inArchive.Open(stream, ref sp, callback);
}
/// <summary>
/// Opens the archive and throws exceptions or returns OperationResult.DataError if any error occurs.
/// </summary>
/// <param name="archiveStream">The IInStream compliant class instance, that is, the input stream.</param>
/// <param name="openCallback">The ArchiveOpenCallback instance.</param>
/// <returns>OperationResult.Ok if Open() succeeds.</returns>
private OperationResult OpenArchiveInner(IInStream archiveStream,
IArchiveOpenCallback openCallback)
{
ulong checkPos = 1 << 15;
int res = _archive.Open(archiveStream, ref checkPos, openCallback);
return (OperationResult)res;
}
internal Archive(FileInfo aFile, IArchiveOpenCallback callback, Guid format)
{
stream = new SevenZipFileStream(aFile, FileMode.Open, FileAccess.Read);
InternalOpen(callback, format);
}
private void InternalOpen(IArchiveOpenCallback callback, Guid format)
{
var Interface = typeof(IInArchive).GUID;
object result;
if (CpuInfo.IsX64) {
SafeNativeMethods.CreateObject_64(ref format, ref Interface, out result);
}
else {
SafeNativeMethods.CreateObject_32(ref format, ref Interface, out result);
}
if (result == null) {
throw new COMException("Cannot create Archive");
}
inArchive = result as IInArchive;
var sp = (ulong)(1 << 23);
inArchive.Open(stream, ref sp, callback);
}
public void Open(IInStream s, ref UInt64 maxCheckStartPosition, IArchiveOpenCallback openArchiveCallback)
{
throw new NotImplementedException();
}
internal Archive(FileInfo aFile, IArchiveOpenCallback callback, Guid format)
{
stream = new SevenZipFileStream(aFile, FileMode.Open, FileAccess.Read);
InternalOpen(callback, format);
}
public void Open(IInStream s, ref UInt64 maxCheckStartPosition, IArchiveOpenCallback openArchiveCallback)
{
throw new NotImplementedException();
}
public int Open(IInStream stream, ulong maxCheckStartPosition, IArchiveOpenCallback openArchiveCallback)
{
int num2;
this.EnterArchiveLock();
try
{
int num = this.Archive.Open(stream, ref maxCheckStartPosition, openArchiveCallback);
this.Flush();
num2 = num;
}
finally
{
Monitor.Exit(this.ArchiveLock);
}
return num2;
}
