private static Envelope ParseV1(EtwNativeEvent etwNativeEvent)
{
// EventId is one. This is a log written using EventSource Byte Array logging support.
// Reading like this ensures that if exception is thrown, we know what failed
long occurenceFileTimeUtc = etwNativeEvent.ReadInt64();
long receiveFileTimeUtc = etwNativeEvent.ReadInt64();
string protocol = etwNativeEvent.ReadUnicodeString();
string source = etwNativeEvent.ReadUnicodeString();
string manifestId = etwNativeEvent.ReadUnicodeString();
uint eventPayloadLength = etwNativeEvent.ReadUInt32(); // There is a side-effect being used here with the binary length.
etwNativeEvent.ReadInt32(); // EventSource based byte array writer actually stores the byte array length here. Skip 4 bytes to account for it.
byte[] eventPayload = etwNativeEvent.ReadBytes();
return(new Envelope(
occurenceFileTimeUtc >= 0
? DateTimeOffset.FromFileTime(occurenceFileTimeUtc)
: DateTimeOffset.MinValue,
receiveFileTimeUtc >= 0
? DateTimeOffset.FromFileTime(receiveFileTimeUtc)
: DateTimeOffset.MinValue,
protocol,
source,
manifestId,
eventPayload,
null));
}
private static BinaryEnvelope ParseV1(EtwNativeEvent etwNativeEvent)
{
// EventId is one. This is a log written using EventSource Byte Array logging support.
// Reading like this ensures that if exception is thrown, we know what failed
long occurenceFileTimeUtc = etwNativeEvent.ReadInt64();
long receiveFileTimeUtc = etwNativeEvent.ReadInt64();
string protocol = etwNativeEvent.ReadUnicodeString();
string source = etwNativeEvent.ReadUnicodeString();
string manifestId = etwNativeEvent.ReadUnicodeString();
uint eventPayloadLength = etwNativeEvent.ReadUInt32(); // There is a side-effect being used here with the binary length.
etwNativeEvent.ReadInt32(); // EventSource based byte array writer actually stores the byte array length here. Skip 4 bytes to account for it.
byte[] eventPayload = etwNativeEvent.ReadBytes();
return(new BinaryEnvelope
{
ActivityId = etwNativeEvent.ActivityId,
OccurenceFileTimeUtc = occurenceFileTimeUtc,
ReceiveFileTimeUtc = receiveFileTimeUtc,
Protocol = protocol,
Source = source,
PayloadId = manifestId,
EventPayload = eventPayload,
EventPayloadLength = eventPayloadLength
});
}