144 lines
4 KiB
C
144 lines
4 KiB
C
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/*++
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Copyright (c) 1991-1992 Microsoft Corporation
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Module Name:
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AudRead.c
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Abstract:
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This file contains the RpcXlate code to handle the NetAuditRead API.
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Author:
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John Rogers (JohnRo) 05-Nov-1991
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Environment:
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Portable to any flat, 32-bit environment. (Uses Win32 typedefs.)
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Requires ANSI C extensions: slash-slash comments, long external names.
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Notes:
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The logic in this routine is based on the logic in ErrRead.c.
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Make sure that you check both files if you find a bug in either.
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Revision History:
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05-Nov-1991 JohnRo
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Created.
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20-Nov-1991 JohnRo
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Handle empty log file.
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04-Nov-1992 JohnRo
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RAID 9355: Event viewer: won't focus on LM UNIX machine.
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--*/
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// These must be included first:
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#include <windef.h> // IN, DWORD, etc.
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#include <lmcons.h> // DEVLEN, NET_API_STATUS, etc.
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#include <lmaudit.h> // Needed by rxaudit.h
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// These may be included in any order:
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#include <apinums.h> // API_ equates.
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#include <lmapibuf.h> // NetApiBufferFree().
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#include <lmerr.h> // ERROR_ and NERR_ equates.
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#include <netdebug.h> // NetpAssert().
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#include <remdef.h> // REM16_, REM32_, REMSmb_ equates.
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#include <rx.h> // RxRemoteApi().
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#include <rxaudit.h> // My prototype(s).
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NET_API_STATUS
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RxNetAuditRead (
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IN LPTSTR UncServerName,
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IN LPTSTR service OPTIONAL,
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IN LPHLOG auditloghandle,
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IN DWORD offset,
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IN LPDWORD reserved1 OPTIONAL,
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IN DWORD reserved2,
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IN DWORD offsetflag,
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OUT LPBYTE *BufPtr,
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IN DWORD prefmaxlen,
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OUT LPDWORD BytesRead,
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OUT LPDWORD totalavailable // approximate!!!
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)
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{
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const DWORD BufSize = 65535;
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NET_API_STATUS Status;
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LPBYTE UnconvertedBuffer;
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DWORD UnconvertedSize;
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UNREFERENCED_PARAMETER(prefmaxlen);
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NetpAssert(UncServerName != NULL);
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NetpAssert(*UncServerName != '\0');
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*BufPtr = NULL; // set in case of error, and GP fault if necessary.
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Status = RxRemoteApi(
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API_WAuditRead, // API number
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UncServerName,
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REMSmb_NetAuditRead_P, // parm desc
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REM16_AuditLogReturnBuf, // data desc 16
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REM16_AuditLogReturnBuf, // data desc 32 (same as 16)
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REMSmb_AuditLogReturnBuf, // data desc SMB
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NULL, // no aux desc 16
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NULL, // no aux desc 32
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NULL, // no aux desc SMB
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ALLOCATE_RESPONSE, // flags: alloc buffer for us
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// rest of API's arguments, in 32-bit LM2.x format:
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service, // service name (was reserved)
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auditloghandle, // log handle (input)
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auditloghandle, // log handle (output)
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offset,
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reserved1,
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reserved2,
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offsetflag,
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& UnconvertedBuffer, // buffer (alloc for us)
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BufSize,
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& UnconvertedSize,
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totalavailable); // total available (approximate)
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if (Status != NERR_Success) {
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return (Status);
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}
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if (UnconvertedSize > 0) {
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NetpAssert( UnconvertedBuffer != NULL );
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Status = RxpConvertAuditArray(
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UnconvertedBuffer, // input array
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UnconvertedSize, // input byte count
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BufPtr, // will be alloc'ed
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BytesRead); // output byte count
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(void) NetApiBufferFree( UnconvertedBuffer );
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if (Status == ERROR_NOT_ENOUGH_MEMORY) {
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*BufPtr = NULL;
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return (Status);
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}
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NetpAssert( Status == NERR_Success );
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} else {
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*BytesRead = 0;
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*totalavailable = 0;
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NetpAssert( *BufPtr == NULL );
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if (UnconvertedBuffer != NULL) {
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(void) NetApiBufferFree( UnconvertedBuffer );
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}
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}
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return (Status);
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} // RxNetAuditRead
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