internal EventLogRecord(EventLogHandle handle, EventLogSession session, ProviderMetadataCachedInformation cachedMetadataInfo) {
this.cachedMetadataInformation = cachedMetadataInfo;
this.handle = handle;
this.session = session;
systemProperties = new NativeWrapper.SystemProperties();
syncObject = new object();
}
public EventLogWatcher(EventLogQuery eventQuery, EventBookmark bookmark, bool readExistingEvents)
{
if (eventQuery == null)
{
throw new ArgumentNullException(nameof(eventQuery));
}
if (bookmark != null)
{
readExistingEvents = false;
}
// Explicit data
_eventQuery = eventQuery;
_readExistingEvents = readExistingEvents;
if (_eventQuery.ReverseDirection)
{
throw new InvalidOperationException();
}
_eventsBuffer = new IntPtr[64];
cachedMetadataInformation = new ProviderMetadataCachedInformation(eventQuery.Session, null, 50);
_bookmark = bookmark;
}
internal EventLogRecord(EventLogHandle handle, EventLogSession session, ProviderMetadataCachedInformation cachedMetadataInfo)
{
_cachedMetadataInformation = cachedMetadataInfo;
Handle = handle;
_session = session;
_systemProperties = new NativeWrapper.SystemProperties();
_syncObject = new object();
}
public EventLogReader(EventLogQuery eventQuery, EventBookmark bookmark)
{
ArgumentNullException.ThrowIfNull(eventQuery);
string logfile = null;
if (eventQuery.ThePathType == PathType.FilePath)
{
logfile = eventQuery.Path;
}
_cachedMetadataInformation = new ProviderMetadataCachedInformation(eventQuery.Session, logfile, 50);
// Explicit data
_eventQuery = eventQuery;
// Implicit
_batchSize = 64;
_eventsBuffer = new IntPtr[_batchSize];
//
// compute the flag.
//
int flag = 0;
if (_eventQuery.ThePathType == PathType.LogName)
{
flag |= (int)UnsafeNativeMethods.EvtQueryFlags.EvtQueryChannelPath;
}
else
{
flag |= (int)UnsafeNativeMethods.EvtQueryFlags.EvtQueryFilePath;
}
if (_eventQuery.ReverseDirection)
{
flag |= (int)UnsafeNativeMethods.EvtQueryFlags.EvtQueryReverseDirection;
}
if (_eventQuery.TolerateQueryErrors)
{
flag |= (int)UnsafeNativeMethods.EvtQueryFlags.EvtQueryTolerateQueryErrors;
}
_handle = NativeWrapper.EvtQuery(_eventQuery.Session.Handle,
_eventQuery.Path, _eventQuery.Query,
flag);
EventLogHandle bookmarkHandle = EventLogRecord.GetBookmarkHandleFromBookmark(bookmark);
if (!bookmarkHandle.IsInvalid)
{
using (bookmarkHandle)
{
NativeWrapper.EvtSeek(_handle, 1, bookmarkHandle, 0, UnsafeNativeMethods.EvtSeekFlags.EvtSeekRelativeToBookmark);
}
}
}
public EventLogReader(EventLogQuery eventQuery, EventBookmark bookmark)
{
if (eventQuery == null)
throw new ArgumentNullException("eventQuery");
string logfile = null;
if (eventQuery.ThePathType == PathType.FilePath)
logfile = eventQuery.Path;
_cachedMetadataInformation = new ProviderMetadataCachedInformation(eventQuery.Session, logfile, 50);
//explicit data
_eventQuery = eventQuery;
//implicit
_batchSize = 64;
_eventsBuffer = new IntPtr[_batchSize];
//
// compute the flag.
//
int flag = 0;
if (_eventQuery.ThePathType == PathType.LogName)
flag |= (int)UnsafeNativeMethods.EvtQueryFlags.EvtQueryChannelPath;
else
flag |= (int)UnsafeNativeMethods.EvtQueryFlags.EvtQueryFilePath;
if (_eventQuery.ReverseDirection)
flag |= (int)UnsafeNativeMethods.EvtQueryFlags.EvtQueryReverseDirection;
if (_eventQuery.TolerateQueryErrors)
flag |= (int)UnsafeNativeMethods.EvtQueryFlags.EvtQueryTolerateQueryErrors;
_handle = NativeWrapper.EvtQuery(_eventQuery.Session.Handle,
_eventQuery.Path, _eventQuery.Query,
flag);
EventLogHandle bookmarkHandle = EventLogRecord.GetBookmarkHandleFromBookmark(bookmark);
if (!bookmarkHandle.IsInvalid)
{
using (bookmarkHandle)
{
NativeWrapper.EvtSeek(_handle, 1, bookmarkHandle, 0, UnsafeNativeMethods.EvtSeekFlags.EvtSeekRelativeToBookmark);
}
}
}
public EventLogReader(EventLogQuery eventQuery, EventBookmark bookmark)
{
if (eventQuery == null)
{
throw new ArgumentNullException("eventQuery");
}
string logfile = null;
if (eventQuery.ThePathType == PathType.FilePath)
{
logfile = eventQuery.Path;
}
this.cachedMetadataInformation = new ProviderMetadataCachedInformation(eventQuery.Session, logfile, 50);
this.eventQuery = eventQuery;
this.batchSize = 0x40;
this.eventsBuffer = new IntPtr[this.batchSize];
int flags = 0;
if (this.eventQuery.ThePathType == PathType.LogName)
{
flags |= 1;
}
else
{
flags |= 2;
}
if (this.eventQuery.ReverseDirection)
{
flags |= 0x200;
}
if (this.eventQuery.TolerateQueryErrors)
{
flags |= 0x1000;
}
EventLogPermissionHolder.GetEventLogPermission().Demand();
this.handle = NativeWrapper.EvtQuery(this.eventQuery.Session.Handle, this.eventQuery.Path, this.eventQuery.Query, flags);
EventLogHandle bookmarkHandleFromBookmark = EventLogRecord.GetBookmarkHandleFromBookmark(bookmark);
if (!bookmarkHandleFromBookmark.IsInvalid)
{
using (bookmarkHandleFromBookmark)
{
NativeWrapper.EvtSeek(this.handle, 1L, bookmarkHandleFromBookmark, 0, Microsoft.Win32.UnsafeNativeMethods.EvtSeekFlags.EvtSeekRelativeToBookmark);
}
}
}
public EventLogWatcher(EventLogQuery eventQuery, EventBookmark bookmark, bool readExistingEvents) {
if (eventQuery == null)
throw new ArgumentNullException("eventQuery");
if (bookmark != null)
readExistingEvents = false;
//explicit data
this.eventQuery = eventQuery;
this.readExistingEvents = readExistingEvents;
if (this.eventQuery.ReverseDirection)
throw new InvalidOperationException();
this.eventsBuffer = new IntPtr[64];
this.cachedMetadataInformation = new ProviderMetadataCachedInformation(eventQuery.Session, null, 50);
this.bookmark = bookmark;
}
public EventLogReader(EventLogQuery eventQuery, EventBookmark bookmark)
{
if (eventQuery == null)
{
throw new ArgumentNullException("eventQuery");
}
string logfile = null;
if (eventQuery.ThePathType == PathType.FilePath)
{
logfile = eventQuery.Path;
}
this.cachedMetadataInformation = new ProviderMetadataCachedInformation(eventQuery.Session, logfile, 50);
this.eventQuery = eventQuery;
this.batchSize = 0x40;
this.eventsBuffer = new IntPtr[this.batchSize];
int flags = 0;
if (this.eventQuery.ThePathType == PathType.LogName)
{
flags |= 1;
}
else
{
flags |= 2;
}
if (this.eventQuery.ReverseDirection)
{
flags |= 0x200;
}
if (this.eventQuery.TolerateQueryErrors)
{
flags |= 0x1000;
}
EventLogPermissionHolder.GetEventLogPermission().Demand();
this.handle = NativeWrapper.EvtQuery(this.eventQuery.Session.Handle, this.eventQuery.Path, this.eventQuery.Query, flags);
EventLogHandle bookmarkHandleFromBookmark = EventLogRecord.GetBookmarkHandleFromBookmark(bookmark);
if (!bookmarkHandleFromBookmark.IsInvalid)
{
using (bookmarkHandleFromBookmark)
{
NativeWrapper.EvtSeek(this.handle, 1L, bookmarkHandleFromBookmark, 0, Microsoft.Win32.UnsafeNativeMethods.EvtSeekFlags.EvtSeekRelativeToBookmark);
}
}
}
public EventLogWatcher(EventLogQuery eventQuery, EventBookmark bookmark, bool readExistingEvents)
{
if (eventQuery == null)
{
throw new ArgumentNullException("eventQuery");
}
if (bookmark != null)
{
readExistingEvents = false;
}
this.eventQuery = eventQuery;
this.readExistingEvents = readExistingEvents;
if (this.eventQuery.ReverseDirection)
{
throw new InvalidOperationException();
}
this.eventsBuffer = new IntPtr[0x40];
this.cachedMetadataInformation = new ProviderMetadataCachedInformation(eventQuery.Session, null, 50);
this.bookmark = bookmark;
}
public EventLogReader(EventLogQuery eventQuery, EventBookmark bookmark)
{
if (eventQuery == null)
{
throw new ArgumentNullException("eventQuery");
}
string logfile = null;
if (eventQuery.ThePathType == PathType.FilePath)
{
logfile = eventQuery.Path;
}
this.cachedMetadataInformation = new ProviderMetadataCachedInformation(eventQuery.Session, logfile, 50);
//explicit data
this.eventQuery = eventQuery;
//implicit
this.batchSize = 64;
this.eventsBuffer = new IntPtr[batchSize];
//
// compute the flag.
//
int flag = 0;
if (this.eventQuery.ThePathType == PathType.LogName)
{
flag |= (int)UnsafeNativeMethods.EvtQueryFlags.EvtQueryChannelPath;
}
else
{
flag |= (int)UnsafeNativeMethods.EvtQueryFlags.EvtQueryFilePath;
}
if (this.eventQuery.ReverseDirection)
{
flag |= (int)UnsafeNativeMethods.EvtQueryFlags.EvtQueryReverseDirection;
}
if (this.eventQuery.TolerateQueryErrors)
{
flag |= (int)UnsafeNativeMethods.EvtQueryFlags.EvtQueryTolerateQueryErrors;
}
EventLogPermissionHolder.GetEventLogPermission().Demand();
handle = NativeWrapper.EvtQuery(this.eventQuery.Session.Handle,
this.eventQuery.Path, this.eventQuery.Query,
flag);
EventLogHandle bookmarkHandle = EventLogRecord.GetBookmarkHandleFromBookmark(bookmark);
if (!bookmarkHandle.IsInvalid)
{
using (bookmarkHandle) {
NativeWrapper.EvtSeek(handle, 1, bookmarkHandle, 0, UnsafeNativeMethods.EvtSeekFlags.EvtSeekRelativeToBookmark);
}
}
}
internal EventLogRecord(EventLogHandle handle, EventLogSession session, ProviderMetadataCachedInformation cachedMetadataInfo)
: base(handle, session, cachedMetadataInfo)
{
}
