// Token: 0x06002393 RID: 9107 RVA: 0x000A6BAC File Offset: 0x000A4DAC
public QueuedBlockMsg(JET_EMITDATACTX emitCtx, byte[] logDataBuf, int logDataStartOffset, int compressedLogDataLength)
{
this.EmitContext = emitCtx;
this.LogDataBuf = logDataBuf;
this.LogDataStartOffset = logDataStartOffset;
this.LogDataLength = (int)emitCtx.cbLogData;
this.CompressedLogDataLength = compressedLogDataLength;
}
internal BlockModeCompressedDataMsg(NetworkChannel channel, byte[] packetContent) : base(channel, NetworkChannelMessage.MessageType.BlockModeCompressedData, packetContent)
{
this.FlagsUsed = (BlockModeCompressedDataMsg.Flags)base.Packet.ExtractInt64();
this.RequestAckCounter = base.Packet.ExtractInt64();
this.LogDataLength = base.Packet.ExtractInt32();
if (this.LogDataLength > 1048576)
{
throw new NetworkCorruptDataException(channel.PartnerNodeName);
}
this.EmitContext = new JET_EMITDATACTX();
this.EmitContext.cbLogData = (long)this.LogDataLength;
this.EmitContext.dwVersion = base.Packet.ExtractInt32();
this.EmitContext.qwSequenceNum = base.Packet.ExtractUInt64();
this.EmitContext.grbitOperationalFlags = (ShadowLogEmitGrbit)base.Packet.ExtractUInt32();
this.EmitContext.logtimeEmit = base.Packet.ExtractDateTime();
JET_LGPOS lgposLogData = default(JET_LGPOS);
lgposLogData.lGeneration = base.Packet.ExtractInt32();
lgposLogData.isec = (int)base.Packet.ExtractUInt16();
lgposLogData.ib = (int)base.Packet.ExtractUInt16();
this.EmitContext.lgposLogData = lgposLogData;
if (this.LogDataLength > 0)
{
int num = BlockModeCompressedDataMsg.CalculateBlockCount(this.LogDataLength);
this.CompressedLengths = new int[num];
for (int i = 0; i < num; i++)
{
int num2 = base.Packet.ExtractInt32();
if (num2 <= 0 || num2 > 65536)
{
throw new NetworkCorruptDataException(channel.PartnerNodeName);
}
this.CompressedLengths[i] = num2;
}
}
}
public static int SerializeToBuffer(JET_EMITDATACTX emitContext, byte[] logdata, int cblogdata, byte[] targetBuffer, int targetBufferOffsetToStart, out int totalCompressedSize)
{
NetworkChannelPacket networkChannelPacket = new NetworkChannelPacket(targetBuffer, targetBufferOffsetToStart);
networkChannelPacket.GrowthDisabled = true;
int num = BlockModeCompressedDataMsg.CalculateBlockCount(cblogdata);
int[] array = new int[num];
int num2 = 73 + 4 * num;
int num3 = num2 + targetBufferOffsetToStart;
int num4 = 0;
totalCompressedSize = 0;
int num5 = cblogdata;
for (int i = 0; i < num; i++)
{
int num6 = Math.Min(num5, 65536);
Xpress.Compress(logdata, num4, num6, targetBuffer, num3, num6, out array[i]);
num4 += num6;
num3 += array[i];
totalCompressedSize += array[i];
num5 -= num6;
}
networkChannelPacket.Append(1);
int val = num2 - 5 + totalCompressedSize;
networkChannelPacket.Append(val);
val = 1145261378;
networkChannelPacket.Append(val);
val = num2 - 5;
networkChannelPacket.Append(val);
DateTime utcNow = DateTime.UtcNow;
networkChannelPacket.Append(utcNow);
long val2 = 0L;
networkChannelPacket.Append(val2);
val2 = Win32StopWatch.GetSystemPerformanceCounter();
networkChannelPacket.Append(val2);
networkChannelPacket.Append(cblogdata);
val = emitContext.dwVersion;
networkChannelPacket.Append(val);
val2 = (long)emitContext.qwSequenceNum;
networkChannelPacket.Append(val2);
val = (int)emitContext.grbitOperationalFlags;
networkChannelPacket.Append(val);
DateTime time = DateTime.SpecifyKind(emitContext.logtimeEmit, DateTimeKind.Utc);
networkChannelPacket.Append(time);
val = emitContext.lgposLogData.lGeneration;
networkChannelPacket.Append(val);
ushort val3 = (ushort)emitContext.lgposLogData.isec;
networkChannelPacket.Append(val3);
val3 = (ushort)emitContext.lgposLogData.ib;
networkChannelPacket.Append(val3);
for (int j = 0; j < num; j++)
{
networkChannelPacket.Append(array[j]);
}
return(num2 + totalCompressedSize);
}
public static int CalculateWorstLength(JET_EMITDATACTX emitContext, int cblogdata)
{
int num = BlockModeCompressedDataMsg.CalculateBlockCount(cblogdata);
return(73 + 4 * num + cblogdata);
}
public static int CalculateSerializedLength(JET_EMITDATACTX emitContext, int cblogdata)
{
return(73 + cblogdata);
}
public static void SerializeToBuffer(int expectedTotalSize, GranularLogDataMsg.Flags msgFlags, JET_EMITDATACTX emitContext, byte[] logdata, int cblogdata, byte[] targetBuffer, int targetBufferOffsetToStart)
{
NetworkChannelPacket networkChannelPacket = new NetworkChannelPacket(targetBuffer, targetBufferOffsetToStart);
networkChannelPacket.GrowthDisabled = true;
networkChannelPacket.Append(1);
int val = expectedTotalSize - 5;
networkChannelPacket.Append(val);
val = 1312903751;
networkChannelPacket.Append(val);
val = expectedTotalSize - 5;
networkChannelPacket.Append(val);
DateTime utcNow = DateTime.UtcNow;
networkChannelPacket.Append(utcNow);
networkChannelPacket.Append((long)msgFlags);
long val2 = Win32StopWatch.GetSystemPerformanceCounter();
networkChannelPacket.Append(val2);
networkChannelPacket.Append(cblogdata);
val = emitContext.dwVersion;
networkChannelPacket.Append(val);
val2 = (long)emitContext.qwSequenceNum;
networkChannelPacket.Append(val2);
val = (int)emitContext.grbitOperationalFlags;
networkChannelPacket.Append(val);
DateTime time = DateTime.SpecifyKind(emitContext.logtimeEmit, DateTimeKind.Utc);
networkChannelPacket.Append(time);
val = emitContext.lgposLogData.lGeneration;
networkChannelPacket.Append(val);
ushort val3 = (ushort)emitContext.lgposLogData.isec;
networkChannelPacket.Append(val3);
val3 = (ushort)emitContext.lgposLogData.ib;
networkChannelPacket.Append(val3);
if (cblogdata > 0)
{
networkChannelPacket.Append(logdata, 0, cblogdata);
}
}
public void Write(JET_EMITDATACTX emitCtx, byte[] databuf, int startOffset)
{
if (!this.m_jetConsumerInitialized)
{
throw new GranularReplicationTerminatedException("Already terminated");
}
try
{
StopwatchStamp stamp = StopwatchStamp.GetStamp();
long num = (long)emitCtx.lgposLogData.lGeneration;
int grbitOperationalFlags = (int)emitCtx.grbitOperationalFlags;
bool flag = false;
if (BitMasker.IsOn(grbitOperationalFlags, 16))
{
flag = true;
}
UnpublishedApi.JetConsumeLogData(this.m_jetConsumer, emitCtx, databuf, startOffset, (int)emitCtx.cbLogData, ShadowLogConsumeGrbit.FlushData);
if (flag)
{
GranularWriter.Tracer.TraceDebug <string, long>((long)this.GetHashCode(), "WriteGranular({0}): 0x{1:X} is complete", this.DatabaseName, num);
if (this.m_lowestClosedGeneration == 0L)
{
this.m_lowestClosedGeneration = num;
}
string text = this.FormFullGranuleName(num);
FileInfo fileInfo = new FileInfo(text);
fileInfo.LastWriteTimeUtc = emitCtx.logtimeEmit;
if (this.m_granularCompletionsDisabled)
{
string destFileName = this.FormInspectorLogfileName(num);
File.Move(text, destFileName);
this.TrackInspectorGeneration(num, emitCtx.logtimeEmit);
this.m_lowestClosedGeneration = num + 1L;
}
this.m_currentGenerationState = GranularWriter.GranularLogState.Expected;
this.m_currentGeneration = num + 1L;
}
else if (BitMasker.IsOn(grbitOperationalFlags, 8))
{
this.m_currentGenerationState = GranularWriter.GranularLogState.Open;
this.m_currentGeneration = num;
this.m_lastTimeFromServer = new DateTime?(emitCtx.logtimeEmit);
}
long elapsedTicks = stamp.ElapsedTicks;
this.m_perfmonCounters.RecordBlockModeConsumerWriteLatency(elapsedTicks);
GranularWriter.Tracer.TracePerformance((long)this.GetHashCode(), "WriteGranular({0},0x{1:X}.0x{2:X}) EmitSeq=0x{3:X} took {4} uSec", new object[]
{
this.DatabaseName,
emitCtx.lgposLogData.lGeneration,
emitCtx.lgposLogData.isec,
emitCtx.qwSequenceNum,
StopwatchStamp.TicksToMicroSeconds(elapsedTicks)
});
}
catch (EsentErrorException ex)
{
GranularWriter.Tracer.TraceError <EsentErrorException>((long)this.GetHashCode(), "JetConsumeLogData threw {0}", ex);
this.m_jetConsumerHealthy = false;
throw new GranularReplicationTerminatedException(ex.Message, ex);
}
catch (IOException ex2)
{
GranularWriter.Tracer.TraceError <IOException>((long)this.GetHashCode(), "IOException: {0}", ex2);
this.m_jetConsumerHealthy = false;
throw new GranularReplicationTerminatedException(ex2.Message, ex2);
}
}
