104 lines
2.7 KiB
C++
104 lines
2.7 KiB
C++
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1997.
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//
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// File: shrdnam.hxx
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//
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// Classes: CSharedNameGen
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//
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// History: 2-21-97 dlee Created from dmnproxy.hxx
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//
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//----------------------------------------------------------------------------
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#pragma once
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#define DL_DAEMON_EXE_NAME L"cidaemon.exe"
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#define DL_SHARED_MEM_NAME L"__ciSharedMem"
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#define DL_CI_EVENT_NAME L"__ciEvent1"
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#define DL_DAEMON_EVENT_NAME L"__ciEvent2"
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#define DL_RESCAN_TC_EVENT_NAME L"__ciEvent3"
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#define DL_MUTEX_NAME L"__ciMutexSem"
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#define DL_DAEMON_ARG1 "DownLevelDaemon"
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#define DL_DAEMON_ARG1_W L"DownLevelDaemon"
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//+---------------------------------------------------------------------------
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//
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// Class: CSharedNameGen
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//
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// Purpose: A class to generate the names of the shared named objects.
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//
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// History: 2-15-96 srikants Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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class CSharedNameGen
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{
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public:
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CSharedNameGen( WCHAR const * pwszCat )
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{
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_iRootLen = wcslen( pwszCat );
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Win4Assert( _iRootLen < sizeof(_wszBuf)/sizeof(WCHAR) );
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RtlCopyMemory( _wszBuf, pwszCat, (_iRootLen+1) * sizeof(WCHAR) );
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//
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// Replace the backslashes with colons.
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//
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for ( unsigned i = 0; i < _iRootLen; i++ )
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{
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if ( L'\\' == _wszBuf[i] )
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_wszBuf[i] = L':';
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}
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}
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WCHAR const * GetMutexName()
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{
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return AppendName( DL_MUTEX_NAME );
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}
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WCHAR const * GetSharedMemName()
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{
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return AppendName( DL_SHARED_MEM_NAME );
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}
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WCHAR const * GetCiEventName()
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{
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return AppendName( DL_CI_EVENT_NAME );
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}
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WCHAR const * GetDaemonEventName()
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{
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return AppendName( DL_DAEMON_EVENT_NAME );
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}
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WCHAR const * GetRescanTCEventName()
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{
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return AppendName( DL_RESCAN_TC_EVENT_NAME );
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}
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private:
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WCHAR const * AppendName( WCHAR const * wszName )
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{
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unsigned len = wcslen( wszName );
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Win4Assert( len + _iRootLen < sizeof(_wszBuf)/sizeof(WCHAR) );
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RtlCopyMemory( _wszBuf+_iRootLen, wszName, (len+1) * sizeof(WCHAR) );
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// event names are case-sensitive
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_wcslwr( _wszBuf );
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return _wszBuf;
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}
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unsigned _iRootLen; // Length of the "catalog root" part
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WCHAR _wszBuf[MAX_PATH]; // Buffer for generating shared object names.
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};
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