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Code Issues Releases Wiki Activity

resolve bug with syncing on FTP

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This commit is contained in:
Philipp Crocoll 2013-11-22 21:58:32 +01:00
parent 6c7802ab9c
commit 13eedf662a
1 changed files with 9 additions and 3 deletions
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12
src/Kp2aBusinessLogic/Io/CachingFileStorage.cs
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@ -200,10 +200,16 @@ namespace keepass2android.Io
public MemoryStream GetRemoteDataAndHash(IOConnectionInfo ioc, out string hash) public MemoryStream GetRemoteDataAndHash(IOConnectionInfo ioc, out string hash)
{ {
MemoryStream remoteData = new MemoryStream(); MemoryStream remoteData = new MemoryStream();
using (
HashingStreamEx hashingRemoteStream = new HashingStreamEx(_cachedStorage.OpenFileForRead(ioc), false, using (var remoteStream =_cachedStorage.OpenFileForRead(ioc))
new SHA256Managed()))
{ {
//note: directly copying to remoteData and hashing causes NullReferenceExceptions in FTP and with Digest auth
// -> use the temp data approach:
MemoryStream tempData = new MemoryStream();
remoteStream.CopyTo(tempData);
tempData.Position = 0;
HashingStreamEx hashingRemoteStream = new HashingStreamEx(tempData, false, new SHA256Managed());
hashingRemoteStream.CopyTo(remoteData); hashingRemoteStream.CopyTo(remoteData);
hashingRemoteStream.Close(); hashingRemoteStream.Close();
hash = MemUtil.ByteArrayToHexString(hashingRemoteStream.Hash); hash = MemUtil.ByteArrayToHexString(hashingRemoteStream.Hash);