mirror of
https://github.com/reactos/reactos.git
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101 lines
2.6 KiB
C
101 lines
2.6 KiB
C
/*
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* PROJECT: ReactOS Services
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: base/applications/sc/depend.c
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* PURPOSE:
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* COPYRIGHT: Copyright 2016 Eric Kohl
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*
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*/
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#include "sc.h"
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BOOL EnumDepend(LPCTSTR ServiceName)
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{
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SC_HANDLE hManager = NULL;
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SC_HANDLE hService = NULL;
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BOOL bResult = TRUE;
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DWORD BufferSize = 0;
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DWORD EntriesRead = 0;
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LPENUM_SERVICE_STATUS pBuffer = NULL;
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DWORD i;
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hManager = OpenSCManager(NULL,
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NULL,
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SC_MANAGER_CONNECT);
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if (hManager == NULL)
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{
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_tprintf(_T("[SC] OpenSCManager FAILED %lu:\n\n"), GetLastError());
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bResult = FALSE;
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goto done;
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}
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hService = OpenService(hManager, ServiceName, SERVICE_ENUMERATE_DEPENDENTS);
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if (hService == NULL)
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{
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_tprintf(_T("[SC] OpenService FAILED %lu:\n\n"), GetLastError());
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bResult = FALSE;
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goto done;
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}
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if (!EnumDependentServices(hService,
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SERVICE_STATE_ALL,
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NULL,
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0,
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&BufferSize,
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&EntriesRead))
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{
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if (BufferSize == 0)
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{
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_tprintf(_T("[SC] EnumDependentServices FAILED %lu:\n\n"), GetLastError());
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bResult = FALSE;
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goto done;
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}
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}
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pBuffer = HeapAlloc(GetProcessHeap(), 0, BufferSize);
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if (pBuffer == NULL)
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{
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SetLastError(ERROR_OUTOFMEMORY);
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_tprintf(_T("[SC] HeapAlloc FAILED %lu:\n\n"), GetLastError());
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bResult = FALSE;
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goto done;
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}
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if (!EnumDependentServices(hService,
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SERVICE_STATE_ALL,
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pBuffer,
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BufferSize,
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&BufferSize,
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&EntriesRead))
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{
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_tprintf(_T("[SC] EnumDependentServices FAILED %lu:\n\n"), GetLastError());
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bResult = FALSE;
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goto done;
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}
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_tprintf(_T("Enum: entriesRead = %lu\n"), EntriesRead);
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for (i = 0; i < EntriesRead; i++)
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{
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_tprintf(_T("\n"));
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_tprintf(_T("SERVICE_NAME: %s\n"), pBuffer[i].lpServiceName);
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_tprintf(_T("DISPLAY_NAME: %s\n"), pBuffer[i].lpDisplayName);
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PrintServiceStatus(&pBuffer[i].ServiceStatus);
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}
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done:
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if (bResult == FALSE)
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ReportLastError();
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if (pBuffer != NULL)
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HeapFree(GetProcessHeap(), 0, pBuffer);
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if (hService)
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CloseServiceHandle(hService);
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if (hManager)
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CloseServiceHandle(hManager);
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return bResult;
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}
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