internal static GranularLogDataMsg ReadFromNet(NetworkChannel ch, byte[] workingBuf, int startOffset) { int len = 52; ch.Read(workingBuf, startOffset, len); GranularLogDataMsg granularLogDataMsg = new GranularLogDataMsg(); BufDeserializer bufDeserializer = new BufDeserializer(workingBuf, startOffset); granularLogDataMsg.FlagsUsed = (GranularLogDataMsg.Flags)bufDeserializer.ExtractInt64(); granularLogDataMsg.RequestAckCounter = bufDeserializer.ExtractInt64(); granularLogDataMsg.LogDataLength = bufDeserializer.ExtractInt32(); if (granularLogDataMsg.LogDataLength > 1048576) { throw new NetworkCorruptDataException(ch.PartnerNodeName); } granularLogDataMsg.EmitContext = new JET_EMITDATACTX(); granularLogDataMsg.EmitContext.cbLogData = (long)granularLogDataMsg.LogDataLength; granularLogDataMsg.EmitContext.dwVersion = bufDeserializer.ExtractInt32(); granularLogDataMsg.EmitContext.qwSequenceNum = bufDeserializer.ExtractUInt64(); granularLogDataMsg.EmitContext.grbitOperationalFlags = (ShadowLogEmitGrbit)bufDeserializer.ExtractUInt32(); granularLogDataMsg.EmitContext.logtimeEmit = bufDeserializer.ExtractDateTime(); JET_LGPOS lgposLogData = default(JET_LGPOS); lgposLogData.lGeneration = bufDeserializer.ExtractInt32(); lgposLogData.isec = (int)bufDeserializer.ExtractUInt16(); lgposLogData.ib = (int)bufDeserializer.ExtractUInt16(); granularLogDataMsg.EmitContext.lgposLogData = lgposLogData; return(granularLogDataMsg); }
internal static BlockModeCompressedDataMsg ReadFromNet(NetworkChannel ch, byte[] workingBuf, int startOffset) { int len = 52; ch.Read(workingBuf, startOffset, len); BlockModeCompressedDataMsg blockModeCompressedDataMsg = new BlockModeCompressedDataMsg(); BufDeserializer bufDeserializer = new BufDeserializer(workingBuf, startOffset); blockModeCompressedDataMsg.FlagsUsed = (BlockModeCompressedDataMsg.Flags)bufDeserializer.ExtractInt64(); blockModeCompressedDataMsg.RequestAckCounter = bufDeserializer.ExtractInt64(); blockModeCompressedDataMsg.LogDataLength = bufDeserializer.ExtractInt32(); if (blockModeCompressedDataMsg.LogDataLength > 1048576) { throw new NetworkCorruptDataException(ch.PartnerNodeName); } blockModeCompressedDataMsg.EmitContext = new JET_EMITDATACTX(); blockModeCompressedDataMsg.EmitContext.cbLogData = (long)blockModeCompressedDataMsg.LogDataLength; blockModeCompressedDataMsg.EmitContext.dwVersion = bufDeserializer.ExtractInt32(); blockModeCompressedDataMsg.EmitContext.qwSequenceNum = bufDeserializer.ExtractUInt64(); blockModeCompressedDataMsg.EmitContext.grbitOperationalFlags = (ShadowLogEmitGrbit)bufDeserializer.ExtractUInt32(); blockModeCompressedDataMsg.EmitContext.logtimeEmit = bufDeserializer.ExtractDateTime(); JET_LGPOS lgposLogData = default(JET_LGPOS); lgposLogData.lGeneration = bufDeserializer.ExtractInt32(); lgposLogData.isec = (int)bufDeserializer.ExtractUInt16(); lgposLogData.ib = (int)bufDeserializer.ExtractUInt16(); blockModeCompressedDataMsg.EmitContext.lgposLogData = lgposLogData; if (blockModeCompressedDataMsg.LogDataLength > 0) { int num = BlockModeCompressedDataMsg.CalculateBlockCount(blockModeCompressedDataMsg.LogDataLength); blockModeCompressedDataMsg.CompressedLengths = new int[num]; len = num * 4; ch.Read(workingBuf, startOffset, len); bufDeserializer.Reset(workingBuf, startOffset); for (int i = 0; i < num; i++) { int num2 = bufDeserializer.ExtractInt32(); if (num2 <= 0 || num2 > 65536) { throw new NetworkCorruptDataException(ch.PartnerNodeName); } blockModeCompressedDataMsg.CompressedLengths[i] = num2; } } return(blockModeCompressedDataMsg); }
public static NetworkChannelMessageHeader ReadHeaderFromNet(NetworkChannel netChan, byte[] workingBuf, int startOffset) { netChan.Read(workingBuf, startOffset, 16); BufDeserializer bufDeserializer = new BufDeserializer(workingBuf, 0); NetworkChannelMessageHeader result; result.MessageType = (NetworkChannelMessage.MessageType)bufDeserializer.ExtractUInt32(); result.MessageLength = bufDeserializer.ExtractInt32(); result.MessageUtc = bufDeserializer.ExtractDateTime(); return(result); }