1 files changed, 204 insertions, 0 deletions
diff --git a/private/eventlog/misc/logalert.c b/private/eventlog/misc/logalert.c
new file mode 100644
index 000000000..2b5e5f760
--- /dev/null
+++ b/private/eventlog/misc/logalert.c
@@ -0,0 +1,204 @@
+/*++
+
+Copyright (c) 1995  Microsoft Corporation
+
+Module Name:
+
+    LOGALERT.C
+
+Abstract:
+
+    This file contains the routine to log a Cairo alert in the system log.
+
+
+Author:
+
+    Ravi Rudrappa  (ravir)    18-Jan-1995
+
+
+Revision History:
+
+    18-Jan-1995         RaviR
+        Created
+
+--*/
+
+#ifdef _CAIRO_
+
+#include <elfclntp.h>
+
+
+NTSTATUS
+ElfLogCairoAlertInSystemLog(
+    IN      HANDLE              hLogHandle,
+    IN      LARGE_INTEGER       liEventTime,
+    IN      USHORT              usEventType,
+    IN      USHORT              usEventCategory,
+    IN      ULONG               ulEventID,
+    IN      USHORT              usNumStrings,
+    IN      ULONG               ulDataSize,
+    IN      WCHAR              *pwszComputerName,
+    IN      WCHAR             **ppwszStrings,
+    IN      PBYTE               pbData
+    )
+/*++
+
+Routine Description:
+
+  This routine logs the given Cairo Alert in the given log, through the
+  ElfrReportEventW function.
+
+Arguments:
+
+
+Return Value:
+
+    Returns an NTSTATUS code.
+
+Note:
+
+
+--*/
+{
+    NTSTATUS            s                       = STATUS_SUCCESS;
+    ULONG               ulEventTime;
+    PRPC_SID            psidUser                = NULL;
+    USHORT              usFlags;
+    PUNICODE_STRING     pusComputerName         = NULL;
+    PUNICODE_STRING    *ppusStrings             = NULL;
+    ULONG               i;
+    ULONG               ulNumofAllocatedStrings = 0;
+    LPBYTE              pbString                = NULL;
+
+    //
+    //  parameter validation
+    //
+
+    if ((hLogHandle == NULL) ||
+        (pwszComputerName == NULL) ||
+        ((usNumStrings > 0) && (ppwszStrings == NULL)) ||
+        ((ulDataSize > 0) && (pbData == NULL)))
+    {
+        return STATUS_INVALID_PARAMETER;
+    }
+
+    //
+    //  user Sid
+    //
+
+    psidUser = NULL;        // BUGBUG: is this ok?
+
+    //
+    //  Map creation time
+    //
+
+    RtlTimeToSecondsSince1970(&liEventTime, &ulEventTime);
+
+    //
+    // Convert the array of Alert description insert strings
+    // to an array of UNICODE_STRINGs.
+    //
+
+    if (usNumStrings > 0)
+    {
+        LPBYTE pbPtr;
+        //
+        //  allocate memory in one shot.
+        //
+
+        pbPtr = pbString = MIDL_user_allocate(
+                sizeof(PUNICODE_STRING) * usNumStrings +
+                sizeof(UNICODE_STRING) * usNumStrings);
+
+        if (pbString == NULL)
+        {
+            s = STATUS_NO_MEMORY;
+            goto LCleanUp;
+        }
+
+        ppusStrings = (PUNICODE_STRING *)pbPtr;
+
+        pbPtr += sizeof(PUNICODE_STRING) * usNumStrings;
+
+        //
+        // For each string passed in, allocate a UNICODE_STRING structure
+        // and set it to the matching string.
+        //
+        for (i = 0; i < usNumStrings; i++)
+        {
+            ppusStrings[i] = (PUNICODE_STRING)pbPtr;
+
+            pbPtr += sizeof(UNICODE_STRING);
+
+            RtlInitUnicodeString(ppusStrings[i], ppwszStrings[i]);
+        }
+    }
+
+    //
+    //  Map the ComputerName to UNICODE_STRING.
+    //
+
+    pusComputerName = MIDL_user_allocate(sizeof(UNICODE_STRING));
+
+    if (pusComputerName == NULL)
+    {
+        s = STATUS_NO_MEMORY;
+        goto LCleanUp;
+    }
+
+    RtlInitUnicodeString(pusComputerName, pwszComputerName);
+
+
+    //
+    // Do the RPC call with an exception handler since RPC will raise an
+    // exception if anything fails. It is up to us to figure out what
+    // to do once the exception is raised.
+    //
+    RpcTryExcept {
+
+        // Call service
+
+        s = ElfrReportEventW (
+                (IELF_HANDLE)hLogHandle,
+                ulEventTime,
+                usEventType,
+                usEventCategory,
+                ulEventID,
+                usNumStrings,
+                ulDataSize,
+                (PRPC_UNICODE_STRING)pusComputerName,
+                psidUser,
+                (PRPC_UNICODE_STRING *)ppusStrings,
+                pbData,
+                0,              // Flags,
+                NULL,           // RecordNumber,
+                NULL);          // TimeWritten
+
+    }
+    RpcExcept (1) {
+
+        s = I_RpcMapWin32Status(RpcExceptionCode());
+    }
+    RpcEndExcept
+
+LCleanUp:
+
+    //
+    // Free the space allocated for the inserts
+    // and then free the space for ComputerName.
+    //
+    if (pbString)
+    {
+        MIDL_user_free(pbString);
+    }
+
+    if (pusComputerName)
+    {
+        MIDL_user_free(pusComputerName);
+    }
+
+    return (s);
+
+}
+
+#endif // _CAIRO_