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Diffstat (limited to 'private/nw/rdr/errorlog.c')
| -rw-r--r-- | private/nw/rdr/errorlog.c | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/private/nw/rdr/errorlog.c b/private/nw/rdr/errorlog.c new file mode 100644 index 000000000..599d25521 --- /dev/null +++ b/private/nw/rdr/errorlog.c @@ -0,0 +1,201 @@ +/*++ + +Copyright (c) 1992 Microsoft Corporation + +Module Name: + + errorlog.c + +Abstract: + + This module implements the error logging in the netware redirector. + +Author: + + Manny Weiser (mannyw) 11-Feb-92 + +Revision History: + +--*/ + +#include <procs.h> +#include <align.h> + +#include <stdarg.h> + +ULONG +SequenceNumber = 0; + +#ifdef ALLOC_PRAGMA +#ifndef QFE_BUILD +#pragma alloc_text( PAGE1, Error ) +#endif +#endif + +#if 0 // Not pageable + +// see ifndef QFE_BUILD above + +#endif + + VOID +_cdecl +Error( + IN ULONG UniqueErrorCode, + IN NTSTATUS NtStatusCode, + IN PVOID ExtraInformationBuffer, + IN USHORT ExtraInformationLength, + IN USHORT NumberOfInsertionStrings, + ... + ) + +#define LAST_NAMED_ARGUMENT NumberOfInsertionStrings + +/*++ + +Routine Description: + + This function allocates an I/O error log record, fills it in and writes it + to the I/O error log. + +Arguments: + + UniqueErrorCode - The event code + + NtStatusCode - The NT status of the failure + + ExtraInformationBuffer - Raw data for the event + + ExtraInformationLength - The length of the raw data + + NumberOfInsertionString - The number of insertion strings that follow + + InsertionString - 0 or more insertion strings. + +Return Value: + + None. + +--*/ +{ + + PIO_ERROR_LOG_PACKET ErrorLogEntry; + int TotalErrorLogEntryLength; + ULONG SizeOfStringData = 0; + va_list ParmPtr; // Pointer to stack parms. + + if (NumberOfInsertionStrings != 0) { + USHORT i; + + va_start(ParmPtr, LAST_NAMED_ARGUMENT); + + for (i = 0; i < NumberOfInsertionStrings; i += 1) { + PWSTR String = va_arg(ParmPtr, PWSTR); + SizeOfStringData += (wcslen(String) + 1) * sizeof(WCHAR); + } + } + + // + // Ideally we want the packet to hold the servername and ExtraInformation. + // Usually the ExtraInformation gets truncated. + // + + TotalErrorLogEntryLength = + min( ExtraInformationLength + sizeof(IO_ERROR_LOG_MESSAGE) + 1 + SizeOfStringData, + ERROR_LOG_MAXIMUM_SIZE ); + + ErrorLogEntry = (PIO_ERROR_LOG_PACKET)IoAllocateErrorLogEntry( + FileSystemDeviceObject, + (UCHAR)TotalErrorLogEntryLength + ); + + if (ErrorLogEntry != NULL) { + PCHAR DumpData; + ULONG RemainingSpace = TotalErrorLogEntryLength - sizeof( IO_ERROR_LOG_MESSAGE ); + USHORT i; + ULONG SizeOfRawData; + + if (RemainingSpace > SizeOfStringData) { + SizeOfRawData = RemainingSpace - SizeOfStringData; + } else { + SizeOfStringData = RemainingSpace; + + SizeOfRawData = 0; + } + + // + // Fill in the error log entry + // + + ErrorLogEntry->ErrorCode = UniqueErrorCode; + ErrorLogEntry->MajorFunctionCode = 0; + ErrorLogEntry->RetryCount = 0; + ErrorLogEntry->UniqueErrorValue = 0; + ErrorLogEntry->FinalStatus = NtStatusCode; + ErrorLogEntry->IoControlCode = 0; + ErrorLogEntry->DeviceOffset.LowPart = 0; + ErrorLogEntry->DeviceOffset.HighPart = 0; + ErrorLogEntry->SequenceNumber = (ULONG)SequenceNumber ++; + ErrorLogEntry->StringOffset = + (USHORT)ROUND_UP_COUNT( + FIELD_OFFSET(IO_ERROR_LOG_PACKET, DumpData) + SizeOfRawData, + ALIGN_WORD); + + DumpData = (PCHAR)ErrorLogEntry->DumpData; + + // + // Append the extra information. This information is typically + // an SMB header. + // + + if (( ARGUMENT_PRESENT( ExtraInformationBuffer )) && + ( SizeOfRawData != 0 )) { + ULONG Length; + + Length = min(ExtraInformationLength, (USHORT)SizeOfRawData); + RtlCopyMemory( + DumpData, + ExtraInformationBuffer, + Length); + ErrorLogEntry->DumpDataSize = (USHORT)Length; + } else { + ErrorLogEntry->DumpDataSize = 0; + } + + ErrorLogEntry->NumberOfStrings = 0; + + if (NumberOfInsertionStrings != 0) { + PWSTR StringOffset = (PWSTR)((PCHAR)ErrorLogEntry + ErrorLogEntry->StringOffset); + PWSTR InsertionString; + + // + // Set up ParmPtr to point to first of the caller's parameters. + // + + va_start(ParmPtr, LAST_NAMED_ARGUMENT); + + for (i = 0 ; i < NumberOfInsertionStrings ; i+= 1) { + InsertionString = va_arg(ParmPtr, PWSTR); + + if (((wcslen(InsertionString) + 1) * sizeof(WCHAR)) <= SizeOfStringData ) { + + wcscpy(StringOffset, InsertionString); + + StringOffset += wcslen(InsertionString) + 1; + + SizeOfStringData -= (wcslen(InsertionString) + 1) * sizeof(WCHAR); + + ErrorLogEntry->NumberOfStrings += 1; + + } + + } + + } + + IoWriteErrorLogEntry(ErrorLogEntry); + } + +} + + |