736 lines
22 KiB
C
736 lines
22 KiB
C
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/*++
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Copyright (c) 1995 Microsoft Corporation
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Module Name:
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util.c
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Abstract:
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Contains general functions.
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Author:
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Sanjay Anand (SanjayAn) Nov. 14, 1995
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Environment:
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User mode
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Revision History:
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Sanjay Anand (SanjayAn) Nov. 14, 1995
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Created
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--*/
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#include "defs.h"
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#define CONV_LOG_FILE_NAME TEXT("%SystemRoot%\\System32\\jetconv.exe")
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#define CONV_MSGFILE_SKEY TEXT("EventMessageFile")
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HANDLE EventlogHandle = NULL;
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NTSTATUS
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JCRegisterEventSrc()
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/*++
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Routine Description:
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This routine registers JetConv as an eventsource.
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Arguments:
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None.
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Return Value:
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None.
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--*/
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{
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TCHAR temp[] = "JetConv";
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TCHAR logName[MAX_PATH]=JCONV_LOG_KEY_PREFIX;
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TCHAR Buff[MAX_PATH];
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LONG RetVal = ERROR_SUCCESS;
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HKEY LogRoot;
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DWORD NewKeyInd;
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DWORD dwData;
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strcat(logName, temp);
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//
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// Create the registry keys so we can register as an event source
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//
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RetVal = RegCreateKeyEx(
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HKEY_LOCAL_MACHINE, //predefined key value
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logName, //subkey for JetConv
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0, //must be zero (reserved)
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TEXT("Class"), //class -- may change in future
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REG_OPTION_NON_VOLATILE, //non-volatile information
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KEY_ALL_ACCESS, //we desire all access to the keyo
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NULL, //let key have default sec. attributes
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&LogRoot, //handle to key
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&NewKeyInd //is it a new key (out arg) -- not
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//looked at
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);
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if (RetVal != ERROR_SUCCESS)
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{
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MYDEBUG(("RegCreateKeyEx failed %lx for %s\n", RetVal, logName));
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return(RetVal);
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}
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/*
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Set the event id message file name
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*/
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lstrcpy(Buff, CONV_LOG_FILE_NAME);
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/*
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Add the Event-ID message-file name to the subkey
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*/
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RetVal = RegSetValueEx(
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LogRoot, //key handle
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CONV_MSGFILE_SKEY, //value name
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0, //must be zero
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REG_EXPAND_SZ, //value type
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(LPBYTE)Buff,
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(lstrlen(Buff) + 1) * sizeof(TCHAR) //length of value data
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);
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if (RetVal != ERROR_SUCCESS)
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{
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MYDEBUG(("RegSetValueEx failed %lx for %s", RetVal, Buff));
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return(RetVal);
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}
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/*
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Set the supported data types flags
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*/
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dwData = EVENTLOG_ERROR_TYPE |
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EVENTLOG_WARNING_TYPE |
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EVENTLOG_INFORMATION_TYPE;
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RetVal = RegSetValueEx (
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LogRoot, //subkey handle
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TEXT("TypesSupported"), //value name
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0, //must be zero
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REG_DWORD, //value type
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(LPBYTE)&dwData, //Address of value data
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sizeof(DWORD) //length of value data
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);
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if (RetVal != ERROR_SUCCESS)
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{
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MYDEBUG(("RegSetValueEx failed %lx for TypesSupported on %s", RetVal, logName));
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return(RetVal);
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}
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/*
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* Done with the key. Close it
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*/
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RetVal = RegCloseKey(LogRoot);
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if (RetVal != ERROR_SUCCESS)
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{
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MYDEBUG(("RegCloseKey failed %lx\n", RetVal));
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return(RetVal);
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}
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//
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// Register JetConv as an event source
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//
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strcpy(logName, temp);
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if (!(EventlogHandle = RegisterEventSource( NULL,
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logName))) {
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MYDEBUG(("RegisterEventSource failed %lx\n", GetLastError()));
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return STATUS_UNSUCCESSFUL;
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} else {
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MYDEBUG(("RegisterEventSource succeeded\n"));
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return STATUS_SUCCESS;
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}
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}
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NTSTATUS
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JCDeRegisterEventSrc()
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/*++
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Routine Description:
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This routine deregisters eventsources corresponding to those service that
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are installed in the system.
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Arguments:
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None.
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Return Value:
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NtStatus.
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--*/
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{
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if (EventlogHandle) {
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if (!DeregisterEventSource(EventlogHandle)) {
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MYDEBUG(("DeregisterEventSource failed: %lx for %s", GetLastError()));
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return STATUS_UNSUCCESSFUL;
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} else {
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return STATUS_SUCCESS;
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}
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}
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return STATUS_SUCCESS;
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}
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VOID
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JCLogEvent(
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DWORD EventId,
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LPSTR MsgTypeString1,
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LPSTR MsgTypeString2 OPTIONAL,
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LPSTR MsgTypeString3 OPTIONAL
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)
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/*++
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Routine Description:
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This routine logs an entry in the eventlog.
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Arguments:
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EventId - the event identifier
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MsgTypeString1 - string to be output
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MsgTypeString2 - string2 to be output (OPTIONAL)
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Return Value:
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None.
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--*/
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{
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LPSTR Strings[3];
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WORD numStr;
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Strings[0] = MsgTypeString1;
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Strings[1] = MsgTypeString2;
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Strings[2] = MsgTypeString3;
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if (MsgTypeString3) {
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numStr = 3;
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} else if (MsgTypeString2) {
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numStr = 2;
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} else {
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numStr = 1;
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}
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if( !ReportEvent(
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EventlogHandle,
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(WORD)EVENTLOG_INFORMATION_TYPE,
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0, // event category
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EventId,
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NULL,
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numStr,
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0,
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Strings,
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NULL) ) {
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MYDEBUG(("ReportEvent failed %ld.", GetLastError() ));
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}
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return;
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}
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VOID
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JCReadRegistry(
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IN PSERVICE_INFO pServiceInfo
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)
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/*++
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Routine Description:
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This routine reads the registry to determine which of the service
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among WINS, DHCP and RPL are installed. For those installed, it
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fills in the ServiceInfo structure.
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Arguments:
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pServiceInfo - Pointer to the service information struct.
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Return Value:
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None.
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--*/
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{
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HKEY hkey ;
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SERVICES i ;
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DWORD type ;
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DWORD size = 0 ;
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DWORD error;
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TCHAR tempPath[MAX_PATH];
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TCHAR servicePath[MAX_PATH];
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TCHAR parametersPath[MAX_PATH];
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TCHAR dbfilePath[MAX_PATH];
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TCHAR dbfileName[MAX_PATH];
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TCHAR backupFilePath[MAX_PATH];
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TCHAR logfilePath[MAX_PATH];
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HANDLE ServiceHandle, SCHandle;
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for ( i = 0; i < NUM_SERVICES; i++) {
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switch (i) {
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case WINS:
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strcpy(servicePath, WINS_REGISTRY_SERVICE_PATH);
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strcpy(parametersPath, WINS_REGISTRY_PARAMETERS_PATH);
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strcpy(dbfilePath, WINS_REGISTRY_DBFILE_PATH);
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strcpy(logfilePath, WINS_REGISTRY_LOGFILE_PATH);
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strcpy(backupFilePath, WINS_REGISTRY_BACKUP_PATH);
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break;
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case DHCP:
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strcpy(servicePath, DHCP_REGISTRY_SERVICE_PATH);
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strcpy(parametersPath, DHCP_REGISTRY_PARAMETERS_PATH);
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strcpy(dbfilePath, DHCP_REGISTRY_DBFILE_PATH);
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strcpy(dbfileName, DHCP_REGISTRY_DBFILE_NAME);
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// strcpy(logfilePath, DHCP_REGISTRY_LOGFILE_PATH);
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strcpy(backupFilePath, DHCP_REGISTRY_BACKUP_PATH);
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break;
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case RPL:
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strcpy(servicePath, RPL_REGISTRY_SERVICE_PATH);
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strcpy(parametersPath, RPL_REGISTRY_PARAMETERS_PATH);
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strcpy(dbfilePath, RPL_REGISTRY_DBFILE_PATH);
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// no such path
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// strcpy(logfilePath, RPL_REGISTRY_LOGFILE_PATH);
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// strcpy(backupFilePath, RPL_REGISTRY_BACKUP_PATH);
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break;
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}
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//
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// Check if service is installed - if the service name key is
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// present, it is installed.
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//
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if ((error = RegOpenKey(HKEY_LOCAL_MACHINE,
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servicePath,
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&hkey)) != ERROR_SUCCESS) {
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MYDEBUG(("RegOpenKey %s returned error: %lx\n", pServiceInfo[i].ServiceName, error));
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MYDEBUG(("%s not installed\n", pServiceInfo[i].ServiceName));
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pServiceInfo[i].Installed = FALSE;
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continue;
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} else {
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//
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// NtBug: 139281
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// Its likely that the regkey exists, but the service was DISABLED!
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//
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MYDEBUG(("*************************Opening SC Manager\n"));
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SCHandle = OpenSCManager(
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NULL,
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NULL,
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SC_MANAGER_CONNECT |
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SC_MANAGER_ENUMERATE_SERVICE |
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SC_MANAGER_QUERY_LOCK_STATUS
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);
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if( SCHandle != NULL ) {
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ServiceHandle = OpenService(
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SCHandle,
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pServiceInfo[i].ServiceName,
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SERVICE_QUERY_CONFIG
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);
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if( ServiceHandle == NULL ) {
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MYDEBUG(("SCManager tells us that the service %s is cant be opened: %lx!\n", pServiceInfo[i].ServiceName, GetLastError()));
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pServiceInfo[i].Installed = FALSE;
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CloseServiceHandle(SCHandle);
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continue;
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} else {
|
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|
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LPQUERY_SERVICE_CONFIG ServiceConfig;
|
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|
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DWORD cbBufSize;
|
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DWORD cbBytesNeeded;
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BOOL result = FALSE;
|
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cbBytesNeeded = 0;
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//
|
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// First send 0 buffer to figure out what the length needs to be.
|
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//
|
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result = QueryServiceConfig(
|
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ServiceHandle, // handle of service
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NULL, // address of service config. structure
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|
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0, // size of service configuration buffer
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|
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&cbBytesNeeded // address of variable for bytes needed
|
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);
|
||
|
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|
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|
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if (!result) {
|
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MYDEBUG(("QueryService failed due to :%d \n", GetLastError()));
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} else {
|
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MYDEBUG(("QueryService PASSED with NULL. Shouldnt happen.\n"));
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}
|
||
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|
||
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ServiceConfig = (LPQUERY_SERVICE_CONFIG) malloc (cbBytesNeeded);
|
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cbBufSize = cbBytesNeeded;
|
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|
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|
||
|
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if (NULL == ServiceConfig) {
|
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|
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|
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MYDEBUG(("Can't alloc memory to query the SC\n"));
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|
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pServiceInfo[i].Installed = FALSE;
|
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|
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MYDEBUG(("SERVICE %s is DISABLED\n", pServiceInfo[i].ServiceName));
|
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CloseServiceHandle(ServiceHandle);
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CloseServiceHandle(SCHandle);
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continue;
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||
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||
|
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}
|
||
|
|
|
||
|
|
if (!QueryServiceConfig(
|
||
|
|
ServiceHandle, // handle of service
|
||
|
|
ServiceConfig, // address of service config. structure
|
||
|
|
cbBufSize, // size of service configuration buffer
|
||
|
|
&cbBytesNeeded // address of variable for bytes needed
|
||
|
|
)) {
|
||
|
|
|
||
|
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free(ServiceConfig);
|
||
|
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MYDEBUG(("Things didnt work:%lx, %d , %d\n", GetLastError(), cbBufSize, cbBytesNeeded));
|
||
|
|
pServiceInfo[i].Installed = FALSE;
|
||
|
|
MYDEBUG(("SERVICE %s is DISABLED\n", pServiceInfo[i].ServiceName));
|
||
|
|
CloseServiceHandle(ServiceHandle);
|
||
|
|
CloseServiceHandle(SCHandle);
|
||
|
|
continue;
|
||
|
|
|
||
|
|
|
||
|
|
} else {
|
||
|
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|
||
|
|
if (SERVICE_DISABLED == ServiceConfig->dwStartType) {
|
||
|
|
|
||
|
|
free(ServiceConfig);
|
||
|
|
pServiceInfo[i].Installed = FALSE;
|
||
|
|
MYDEBUG(("SERVICE %s is DISABLED\n", pServiceInfo[i].ServiceName));
|
||
|
|
CloseServiceHandle(ServiceHandle);
|
||
|
|
CloseServiceHandle(SCHandle);
|
||
|
|
continue;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
free(ServiceConfig);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
CloseServiceHandle(ServiceHandle);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
CloseServiceHandle(SCHandle);
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
MYDEBUG(("Cant open SCManager:%;x!\n", GetLastError()));
|
||
|
|
MYDEBUG(("%s not installed\n", pServiceInfo[i].ServiceName));
|
||
|
|
pServiceInfo[i].Installed = FALSE;
|
||
|
|
continue;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
pServiceInfo[i].Installed = TRUE;
|
||
|
|
size = MAX_PATH;
|
||
|
|
|
||
|
|
if ((error = JCRegisterEventSrc()) != ERROR_SUCCESS) {
|
||
|
|
MYDEBUG(("JCRegisterEventSrc failed\n"));
|
||
|
|
pServiceInfo[i].Installed = FALSE;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Open the parameters key
|
||
|
|
//
|
||
|
|
if ((error = RegOpenKeyEx( HKEY_LOCAL_MACHINE,
|
||
|
|
parametersPath,
|
||
|
|
0,
|
||
|
|
KEY_ALL_ACCESS,
|
||
|
|
&hkey)) != ERROR_SUCCESS) {
|
||
|
|
|
||
|
|
MYDEBUG(("RegOpenKeyEx %s\\Parameters returned error: %lx\n", pServiceInfo[i].ServiceName, error));
|
||
|
|
|
||
|
|
} else {
|
||
|
|
//
|
||
|
|
// Read in the path to the Dbase file.
|
||
|
|
//
|
||
|
|
size = MAX_PATH;
|
||
|
|
if ((error = RegQueryValueEx(hkey,
|
||
|
|
dbfilePath,
|
||
|
|
NULL,
|
||
|
|
&type,
|
||
|
|
pServiceInfo[i].DBPath,
|
||
|
|
&size)) != ERROR_SUCCESS) {
|
||
|
|
|
||
|
|
MYDEBUG(("RegQueryValueEx of %s dbpath failed: %lx\n", pServiceInfo[i].ServiceName, error));
|
||
|
|
|
||
|
|
//
|
||
|
|
// If no path parameter, it shd be in %systemroot%\system32\<service> - the path was initialized to
|
||
|
|
// the default.
|
||
|
|
//
|
||
|
|
MYDEBUG(("%s dbfile path not present; assuming it is in %s\n",
|
||
|
|
pServiceInfo[i].ServiceName, pServiceInfo[i].DBPath));
|
||
|
|
} else {
|
||
|
|
|
||
|
|
pServiceInfo[i].DefaultDbPath = FALSE;
|
||
|
|
|
||
|
|
//
|
||
|
|
// DHCP splits the name and path
|
||
|
|
//
|
||
|
|
if (i == DHCP) {
|
||
|
|
TCHAR dhcpDBFileName[MAX_PATH];
|
||
|
|
|
||
|
|
//
|
||
|
|
// Copy this path to the logfilepath too.
|
||
|
|
//
|
||
|
|
strcpy(pServiceInfo[i].LogFilePath, pServiceInfo[i].DBPath);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Read the name too
|
||
|
|
//
|
||
|
|
size = MAX_PATH;
|
||
|
|
if ((error = RegQueryValueEx(hkey,
|
||
|
|
dbfileName,
|
||
|
|
NULL,
|
||
|
|
&type,
|
||
|
|
dhcpDBFileName,
|
||
|
|
&size)) != ERROR_SUCCESS) {
|
||
|
|
|
||
|
|
MYDEBUG(("RegQueryValueEx of %s dbName failed: %lx\n", pServiceInfo[i].ServiceName, error));
|
||
|
|
|
||
|
|
//
|
||
|
|
// If no path parameter, it shd be in %systemroot%\system32\<service> - the path was initialized to
|
||
|
|
// the default.
|
||
|
|
//
|
||
|
|
MYDEBUG(("%s dbfile name not present; assuming it is dhcp.mdb\n",
|
||
|
|
pServiceInfo[i].ServiceName));
|
||
|
|
|
||
|
|
strcat(pServiceInfo[i].DBPath, TEXT("\\dhcp.mdb"));
|
||
|
|
|
||
|
|
} else {
|
||
|
|
strcat(pServiceInfo[i].DBPath, TEXT("\\"));
|
||
|
|
strcat(pServiceInfo[i].DBPath, dhcpDBFileName);
|
||
|
|
}
|
||
|
|
} else if (i == RPL) {
|
||
|
|
|
||
|
|
//
|
||
|
|
// Copy this path to the logfilepath too.
|
||
|
|
//
|
||
|
|
strcpy(pServiceInfo[i].LogFilePath, pServiceInfo[i].DBPath);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Copy this path to the backuppath too
|
||
|
|
//
|
||
|
|
strcpy(pServiceInfo[i].BackupPath, pServiceInfo[i].DBPath);
|
||
|
|
strcat(pServiceInfo[i].BackupPath, TEXT("\\backup"));
|
||
|
|
|
||
|
|
//
|
||
|
|
// The DBFile is always called rplsvc.mdb
|
||
|
|
//
|
||
|
|
strcat(pServiceInfo[i].DBPath, TEXT("\\rplsvc.mdb"));
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Read in the path to the Log file.
|
||
|
|
// In case of RPL, no such paths exist.
|
||
|
|
// Assume they are in the same directory as the database files.
|
||
|
|
//
|
||
|
|
if (i != RPL) {
|
||
|
|
|
||
|
|
//
|
||
|
|
// DHCP has no logfilepath
|
||
|
|
//
|
||
|
|
if (i != DHCP) {
|
||
|
|
size = MAX_PATH;
|
||
|
|
if ((error = RegQueryValueEx(hkey,
|
||
|
|
logfilePath,
|
||
|
|
NULL,
|
||
|
|
&type,
|
||
|
|
pServiceInfo[i].LogFilePath,
|
||
|
|
&size)) != ERROR_SUCCESS) {
|
||
|
|
|
||
|
|
MYDEBUG(("RegQueryValueEx of %s logfilepath failed: %lx\n", pServiceInfo[i].ServiceName, error));
|
||
|
|
|
||
|
|
//
|
||
|
|
// If no path parameter, it shd be in %systemroot%\system32\<service> - the path was initialized to
|
||
|
|
// the default.
|
||
|
|
//
|
||
|
|
MYDEBUG(("%s logfile path not present; assuming it is in %s\n",
|
||
|
|
pServiceInfo[i].ServiceName, pServiceInfo[i].LogFilePath));
|
||
|
|
} else {
|
||
|
|
pServiceInfo[i].DefaultLogFilePath = FALSE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Read in the path to the backup file.
|
||
|
|
//
|
||
|
|
|
||
|
|
size = MAX_PATH;
|
||
|
|
if ((error = RegQueryValueEx(hkey,
|
||
|
|
backupFilePath,
|
||
|
|
NULL,
|
||
|
|
&type,
|
||
|
|
pServiceInfo[i].BackupPath,
|
||
|
|
&size)) != ERROR_SUCCESS) {
|
||
|
|
|
||
|
|
MYDEBUG(("RegQueryValueEx of %s BackupPath failed: %lx\n", pServiceInfo[i].ServiceName, error));
|
||
|
|
|
||
|
|
//
|
||
|
|
// If no path parameter, it shd be in %systemroot%\system32\<service> - the path was initialized to
|
||
|
|
// the default.
|
||
|
|
//
|
||
|
|
MYDEBUG(("%s backupfile path not present; assuming it is in %s\n",
|
||
|
|
pServiceInfo[i].ServiceName, pServiceInfo[i].BackupPath));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Expand the environment variables in the path.
|
||
|
|
//
|
||
|
|
strcpy(tempPath, pServiceInfo[i].DBPath);
|
||
|
|
|
||
|
|
if ((size = ExpandEnvironmentStrings( tempPath,
|
||
|
|
pServiceInfo[i].DBPath,
|
||
|
|
MAX_PATH)) == 0) {
|
||
|
|
error = GetLastError();
|
||
|
|
MYDEBUG(("ExpandEnvironmentVaraibles %s returned error: %lx\n", pServiceInfo[i].ServiceName, error));
|
||
|
|
}
|
||
|
|
|
||
|
|
SystemDrive[0] = pServiceInfo[i].DBPath[0];
|
||
|
|
SystemDrive[1] = pServiceInfo[i].DBPath[1];
|
||
|
|
SystemDrive[2] = pServiceInfo[i].DBPath[2];
|
||
|
|
SystemDrive[3] = '\0';
|
||
|
|
|
||
|
|
MYDEBUG(("pServiceInfo[i].DbasePath: %s\n", pServiceInfo[i].DBPath));
|
||
|
|
|
||
|
|
//
|
||
|
|
// Expand the environment variables in the log file path.
|
||
|
|
//
|
||
|
|
strcpy(tempPath, pServiceInfo[i].LogFilePath);
|
||
|
|
|
||
|
|
if ((size = ExpandEnvironmentStrings( tempPath,
|
||
|
|
pServiceInfo[i].LogFilePath,
|
||
|
|
MAX_PATH)) == 0) {
|
||
|
|
error = GetLastError();
|
||
|
|
MYDEBUG(("ExpandEnvironmentVaraibles %s returned error: %lx\n", pServiceInfo[i].ServiceName, error));
|
||
|
|
}
|
||
|
|
|
||
|
|
MYDEBUG(("pServiceInfo[i].LogFilePath: %s\n", pServiceInfo[i].LogFilePath));
|
||
|
|
|
||
|
|
//
|
||
|
|
// Expand the environment variables in the backup file path.
|
||
|
|
//
|
||
|
|
strcpy(tempPath, pServiceInfo[i].BackupPath);
|
||
|
|
|
||
|
|
if ((size = ExpandEnvironmentStrings( tempPath,
|
||
|
|
pServiceInfo[i].BackupPath,
|
||
|
|
MAX_PATH)) == 0) {
|
||
|
|
error = GetLastError();
|
||
|
|
MYDEBUG(("ExpandEnvironmentVaraibles %s returned error: %lx\n", pServiceInfo[i].ServiceName, error));
|
||
|
|
}
|
||
|
|
|
||
|
|
MYDEBUG(("pServiceInfo[i].BackupPath: %s\n", pServiceInfo[i].BackupPath));
|
||
|
|
}
|
||
|
|
|
||
|
|
for ( i = 0; i < NUM_SERVICES; i++) {
|
||
|
|
|
||
|
|
if (pServiceInfo[i].Installed) {
|
||
|
|
|
||
|
|
MYDEBUG(("Service %s is Installed\n", pServiceInfo[i].ServiceName));
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
MYDEBUG(("Service %s is NOT Installed\n", pServiceInfo[i].ServiceName));
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
VOID
|
||
|
|
JCGetMutex (
|
||
|
|
IN HANDLE hMutex,
|
||
|
|
IN DWORD To
|
||
|
|
)
|
||
|
|
/*++
|
||
|
|
|
||
|
|
Routine Description:
|
||
|
|
|
||
|
|
This routine waits on a mutex object.
|
||
|
|
|
||
|
|
Arguments:
|
||
|
|
|
||
|
|
hMutex - handle to mutex
|
||
|
|
|
||
|
|
To - time to wait
|
||
|
|
|
||
|
|
Return Value:
|
||
|
|
|
||
|
|
None.
|
||
|
|
|
||
|
|
--*/
|
||
|
|
{
|
||
|
|
if (WaitForSingleObject (hMutex, To) == WAIT_FAILED) {
|
||
|
|
MYDEBUG(("WaitForSingleObject failed: %lx\n", GetLastError()));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
VOID
|
||
|
|
JCFreeMutex (
|
||
|
|
IN HANDLE hMutex
|
||
|
|
)
|
||
|
|
|
||
|
|
/*++
|
||
|
|
|
||
|
|
Routine Description:
|
||
|
|
|
||
|
|
This routine releases a mutex.
|
||
|
|
|
||
|
|
Arguments:
|
||
|
|
|
||
|
|
hMutex - handle to mutex
|
||
|
|
|
||
|
|
Return Value:
|
||
|
|
|
||
|
|
None.
|
||
|
|
|
||
|
|
--*/
|
||
|
|
{
|
||
|
|
if (!ReleaseMutex(hMutex)) {
|
||
|
|
MYDEBUG(("ReleaseMutex failed: %lx\n", GetLastError()));
|
||
|
|
}
|
||
|
|
}
|