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/*
** Zabbix
** Copyright (C) 2001-2020 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
#ifndef ZABBIX_EVENTLOG_H
#define ZABBIX_EVENTLOG_H
#if !defined(_WINDOWS) && !defined(__MINGW32__)
# error "This module is only available for Windows OS"
#endif
#include "zbxalgo.h"
#include "active.h"
#include "metrics.h"
#define EVT_VARIANT_TYPE_ARRAY 128
#define EVT_VARIANT_TYPE_MASK 0x7f
/* Structures from winevt.h file */
typedef HANDLE EVT_HANDLE, *PEVT_HANDLE;
typedef struct _EVT_VARIANT
{
union
{
BOOL BooleanVal;
INT8 SByteVal;
INT16 Int16Val;
INT32 Int32Val;
INT64 Int64Val;
UINT8 ByteVal;
UINT16 UInt16Val;
UINT32 UInt32Val;
UINT64 UInt64Val;
float SingleVal;
double DoubleVal;
ULONGLONG FileTimeVal;
SYSTEMTIME *SysTimeVal;
GUID *GuidVal;
const wchar_t *StringVal;
const char *AnsiStringVal;
PBYTE BinaryVal;
PSID SidVal;
size_t SizeTVal;
/* array fields */
BOOL *BooleanArr;
INT8 *SByteArr;
INT16 *Int16Arr;
INT32 *Int32Arr;
INT64 *Int64Arr;
UINT8 *ByteArr;
UINT16 *UInt16Arr;
UINT32 *UInt32Arr;
UINT64 *UInt64Arr;
float *SingleArr;
double *DoubleArr;
FILETIME *FileTimeArr;
SYSTEMTIME *SysTimeArr;
GUID *GuidArr;
wchar_t **StringArr;
char **AnsiStringArr;
PSID *SidArr;
size_t *SizeTArr;
/* internal fields */
EVT_HANDLE EvtHandleVal;
const wchar_t *XmlVal;
const wchar_t **XmlValArr;
};
DWORD Count; /* number of elements (not length) in bytes */
DWORD Type;
}
EVT_VARIANT, *PEVT_VARIANT;
typedef enum _EVT_LOG_PROPERTY_ID
{
EvtLogCreationTime = 0, /* EvtVarTypeFileTime */
EvtLogLastAccessTime, /* EvtVarTypeFileTime */
EvtLogLastWriteTime, /* EvtVarTypeFileTime */
EvtLogFileSize, /* EvtVarTypeUInt64 */
EvtLogAttributes, /* EvtVarTypeUInt32 */
EvtLogNumberOfLogRecords, /* EvtVarTypeUInt64 */
EvtLogOldestRecordNumber, /* EvtVarTypeUInt64 */
EvtLogFull, /* EvtVarTypeBoolean */
}
EVT_LOG_PROPERTY_ID;
typedef enum _EVT_RENDER_CONTEXT_FLAGS
{
EvtRenderContextValues = 0, /* render specific properties */
EvtRenderContextSystem, /* render all system properties (System) */
EvtRenderContextUser /* render all user properties (User/EventData) */
}
EVT_RENDER_CONTEXT_FLAGS;
typedef enum _EVT_QUERY_FLAGS
{
EvtQueryChannelPath = 0x1,
EvtQueryFilePath = 0x2,
EvtQueryForwardDirection = 0x100,
EvtQueryReverseDirection = 0x200,
EvtQueryTolerateQueryErrors = 0x1000
}
EVT_QUERY_FLAGS;
typedef enum _EVT_RENDER_FLAGS
{
EvtRenderEventValues = 0, /* variants */
EvtRenderEventXml, /* XML */
EvtRenderBookmark /* bookmark */
}
EVT_RENDER_FLAGS;
typedef enum _EVT_FORMAT_MESSAGE_FLAGS
{
EvtFormatMessageEvent = 1,
EvtFormatMessageLevel,
EvtFormatMessageTask,
EvtFormatMessageOpcode,
EvtFormatMessageKeyword,
EvtFormatMessageChannel,
EvtFormatMessageProvider,
EvtFormatMessageId,
EvtFormatMessageXml,
}
EVT_FORMAT_MESSAGE_FLAGS;
typedef enum _EVT_OPEN_LOG_FLAGS
{
EvtOpenChannelPath = 0x1,
EvtOpenFilePath = 0x2
}
EVT_OPEN_LOG_FLAGS;
typedef enum _EVT_VARIANT_TYPE
{
EvtVarTypeNull = 0,
EvtVarTypeString = 1,
EvtVarTypeAnsiString = 2,
EvtVarTypeSByte = 3,
EvtVarTypeByte = 4,
EvtVarTypeInt16 = 5,
EvtVarTypeUInt16 = 6,
EvtVarTypeInt32 = 7,
EvtVarTypeUInt32 = 8,
EvtVarTypeInt64 = 9,
EvtVarTypeUInt64 = 10,
EvtVarTypeSingle = 11,
EvtVarTypeDouble = 12,
EvtVarTypeBoolean = 13,
EvtVarTypeBinary = 14,
EvtVarTypeGuid = 15,
EvtVarTypeSizeT = 16,
EvtVarTypeFileTime = 17,
EvtVarTypeSysTime = 18,
EvtVarTypeSid = 19,
EvtVarTypeHexInt32 = 20,
EvtVarTypeHexInt64 = 21,
/* these types used internally */
EvtVarTypeEvtHandle = 32,
EvtVarTypeEvtXml = 35
}
EVT_VARIANT_TYPE;
int process_eventslog(const char *server, unsigned short port, const char *eventlog_name,
zbx_vector_ptr_t *regexps, const char *pattern, const char *key_severity,
const char *key_source, const char *key_logeventid, int rate,
zbx_process_value_func_t cb_process_value, ZBX_ACTIVE_METRIC *metric,
zbx_uint64_t *lastlogsize_sent, char **error);
int process_eventslog6(const char *server, unsigned short port, const char *fl_source,
EVT_HANDLE *render_context, EVT_HANDLE *query, zbx_uint64_t lastlogsize, zbx_uint64_t FirstID,
zbx_uint64_t LastID, zbx_vector_ptr_t *regexps, const char *pattern, const char *key_severity,
const char *key_source, const char *key_logeventid, int rate,
zbx_process_value_func_t cb_process_value, ZBX_ACTIVE_METRIC *metric,
zbx_uint64_t *lastlogsize_sent, char **error);
int initialize_eventlog6(const char *source, zbx_uint64_t *lastlogsize, zbx_uint64_t *FirstID,
zbx_uint64_t *LastID, EVT_HANDLE *render_context, EVT_HANDLE *query, char **error);
int finalize_eventlog6(EVT_HANDLE *render_context, EVT_HANDLE *query);
EVT_HANDLE WINAPI EvtOpenLog(EVT_HANDLE Session, const wchar_t *Path, DWORD Flags);
EVT_HANDLE WINAPI EvtCreateRenderContext(DWORD ValuePathsCount, const wchar_t **ValuePaths, DWORD Flags);
EVT_HANDLE WINAPI EvtQuery(EVT_HANDLE Session, const wchar_t *Path, const wchar_t *Query, DWORD Flags);
EVT_HANDLE WINAPI EvtOpenPublisherMetadata(EVT_HANDLE Session, const wchar_t *PublisherId, const wchar_t *LogFilePath,
LCID Locale, DWORD Flags);
BOOL WINAPI EvtGetLogInfo( EVT_HANDLE Log, EVT_LOG_PROPERTY_ID PropertyId, DWORD PropertyValueBufferSize,
PEVT_VARIANT PropertyValueBuffer, __out PDWORD PropertyValueBufferUsed);
BOOL WINAPI EvtRender(EVT_HANDLE Context, EVT_HANDLE Fragment, DWORD Flags, DWORD BufferSize,
PVOID Buffer, PDWORD BufferUsed, PDWORD PropertyCount);
BOOL WINAPI EvtNext(EVT_HANDLE ResultSet, DWORD EventsSize, PEVT_HANDLE Events, DWORD Timeout, DWORD Flags,
__out PDWORD Returned);
BOOL WINAPI EvtClose(EVT_HANDLE Object);
BOOL WINAPI EvtFormatMessage(EVT_HANDLE PublisherMetadata, EVT_HANDLE Event, DWORD MessageId,
DWORD ValueCount, PEVT_VARIANT Values, DWORD Flags, DWORD BufferSize, wchar_t *Buffer,
PDWORD BufferUsed);
#endif /* ZABBIX_EVENTLOG_H */
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