2 * PROJECT: ReactOS kernel
3 * LICENSE: GPL - See COPYING in the top level directory
4 * FILE: services/eventlog/logport.c
5 * PURPOSE: Event logging service
6 * COPYRIGHT: Copyright 2002 Eric Kohl
7 * Copyright 2005 Saveliy Tretiakov
10 /* INCLUDES *****************************************************************/
14 /* GLOBALS ******************************************************************/
16 HANDLE ConnectPortHandle
= NULL
;
17 HANDLE MessagePortHandle
= NULL
;
20 /* FUNCTIONS ****************************************************************/
22 NTSTATUS WINAPI
PortThreadRoutine(PVOID Param
)
24 NTSTATUS Status
= STATUS_SUCCESS
;
26 Status
= InitLogPort();
27 if (!NT_SUCCESS(Status
))
30 while (NT_SUCCESS(Status
))
31 Status
= ProcessPortMessage();
33 if (ConnectPortHandle
!= NULL
)
34 NtClose(ConnectPortHandle
);
36 if (MessagePortHandle
!= NULL
)
37 NtClose(MessagePortHandle
);
42 NTSTATUS
InitLogPort(VOID
)
44 OBJECT_ATTRIBUTES ObjectAttributes
;
45 UNICODE_STRING PortName
;
49 ConnectPortHandle
= NULL
;
50 MessagePortHandle
= NULL
;
52 RtlInitUnicodeString(&PortName
, L
"\\ErrorLogPort");
53 InitializeObjectAttributes(&ObjectAttributes
, &PortName
, 0, NULL
, NULL
);
55 Status
= NtCreatePort(&ConnectPortHandle
,
61 if (!NT_SUCCESS(Status
))
63 DPRINT1("NtCreatePort() failed (Status %lx)\n", Status
);
67 Status
= NtListenPort(ConnectPortHandle
, &Request
);
69 if (!NT_SUCCESS(Status
))
71 DPRINT1("NtListenPort() failed (Status %lx)\n", Status
);
75 Status
= NtAcceptConnectPort(&MessagePortHandle
, ConnectPortHandle
,
76 NULL
, TRUE
, NULL
, NULL
);
78 if (!NT_SUCCESS(Status
))
80 DPRINT1("NtAcceptConnectPort() failed (Status %lx)\n", Status
);
84 Status
= NtCompleteConnectPort(MessagePortHandle
);
85 if (!NT_SUCCESS(Status
))
87 DPRINT1("NtCompleteConnectPort() failed (Status %lx)\n", Status
);
92 if (!NT_SUCCESS(Status
))
94 if (ConnectPortHandle
!= NULL
)
95 NtClose(ConnectPortHandle
);
97 if (MessagePortHandle
!= NULL
)
98 NtClose(MessagePortHandle
);
103 NTSTATUS
ProcessPortMessage(VOID
)
105 IO_ERROR_LPC Request
;
106 PIO_ERROR_LOG_MESSAGE Message
;
107 PEVENTLOGRECORD pRec
;
111 PLOGFILE SystemLog
= NULL
;
113 DPRINT("ProcessPortMessage() called\n");
115 SystemLog
= LogfListItemByName(L
"System");
119 Status
= NtReplyWaitReceivePort(MessagePortHandle
,
124 if (!NT_SUCCESS(Status
))
126 DPRINT1("NtReplyWaitReceivePort() failed (Status %lx)\n", Status
);
130 DPRINT("Received message\n");
132 if (Request
.Header
.u2
.s2
.Type
== LPC_PORT_CLOSED
)
134 DPRINT("Port closed\n");
135 return STATUS_SUCCESS
;
138 if (Request
.Header
.u2
.s2
.Type
== LPC_REQUEST
)
140 DPRINT("Received request\n");
142 else if (Request
.Header
.u2
.s2
.Type
== LPC_DATAGRAM
)
144 DPRINT("Received datagram\n");
145 Message
= (PIO_ERROR_LOG_MESSAGE
) & Request
.Message
;
146 ulRecNum
= SystemLog
? SystemLog
->Header
.CurrentRecordNumber
: 0;
148 pRec
= (PEVENTLOGRECORD
) LogfAllocAndBuildNewRecord(&dwRecSize
,
149 ulRecNum
, Message
->Type
, Message
->EntryData
.EventCategory
,
150 Message
->EntryData
.ErrorCode
,
151 (WCHAR
*) (((PBYTE
) Message
) + Message
->DriverNameOffset
),
152 L
"MyComputer", /* FIXME */
155 Message
->EntryData
.NumberOfStrings
,
156 (WCHAR
*) (((PBYTE
) Message
) + Message
->EntryData
.StringOffset
),
157 Message
->EntryData
.DumpDataSize
,
158 (LPVOID
) (((PBYTE
) Message
) + sizeof(IO_ERROR_LOG_PACKET
) -
163 DPRINT("LogfAllocAndBuildNewRecord failed!\n");
164 return STATUS_NO_MEMORY
;
167 DPRINT("dwRecSize = %d\n", dwRecSize
);
169 DPRINT("\n --- EVENTLOG RECORD ---\n");
173 if (!onLiveCD
&& SystemLog
)
175 if (!LogfWriteData(SystemLog
, dwRecSize
, (PBYTE
) pRec
))
176 DPRINT("LogfWriteData failed!\n");
178 DPRINT("Data written to Log!\n");
181 LogfFreeRecord(pRec
);