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78 lines
2.2 KiB
C
78 lines
2.2 KiB
C
/*
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* PROJECT: ReactOS Print Spooler Service
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* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
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* PURPOSE: Functions related to Print Monitors
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* COPYRIGHT: Copyright 2015-2017 Colin Finck (colin@reactos.org)
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*/
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#include "precomp.h"
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static void
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_MarshallDownMonitorInfo(PBYTE* ppMonitorInfo, DWORD Level)
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{
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PMONITOR_INFO_2W pMonitorInfo2 = (PMONITOR_INFO_2W)(*ppMonitorInfo); // MONITOR_INFO_1W is a subset of MONITOR_INFO_2W
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// Replace absolute pointer addresses in the output by relative offsets.
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pMonitorInfo2->pName = (PWSTR)((ULONG_PTR)pMonitorInfo2->pName - (ULONG_PTR)pMonitorInfo2);
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if (Level == 1)
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{
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*ppMonitorInfo += sizeof(MONITOR_INFO_1W);
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}
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else
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{
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pMonitorInfo2->pDLLName = (PWSTR)((ULONG_PTR)pMonitorInfo2->pDLLName - (ULONG_PTR)pMonitorInfo2);
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pMonitorInfo2->pEnvironment = (PWSTR)((ULONG_PTR)pMonitorInfo2->pEnvironment - (ULONG_PTR)pMonitorInfo2);
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*ppMonitorInfo += sizeof(MONITOR_INFO_2W);
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}
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}
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DWORD
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_RpcAddMonitor(WINSPOOL_HANDLE pName, WINSPOOL_MONITOR_CONTAINER* pMonitorContainer)
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{
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UNIMPLEMENTED;
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return ERROR_INVALID_FUNCTION;
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}
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DWORD
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_RpcDeleteMonitor(WINSPOOL_HANDLE pName, WCHAR* pEnvironment, WCHAR* pMonitorName)
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{
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UNIMPLEMENTED;
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return ERROR_INVALID_FUNCTION;
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}
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DWORD
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_RpcEnumMonitors(WINSPOOL_HANDLE pName, DWORD Level, BYTE* pMonitor, DWORD cbBuf, DWORD* pcbNeeded, DWORD* pcReturned)
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{
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DWORD dwErrorCode;
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PBYTE pMonitorAligned;
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dwErrorCode = RpcImpersonateClient(NULL);
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if (dwErrorCode != ERROR_SUCCESS)
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{
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ERR("RpcImpersonateClient failed with error %lu!\n", dwErrorCode);
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return dwErrorCode;
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}
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pMonitorAligned = AlignRpcPtr(pMonitor, &cbBuf);
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if(EnumMonitorsW(pName, Level, pMonitorAligned, cbBuf, pcbNeeded, pcReturned))
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{
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// Replace absolute pointer addresses in the output by relative offsets.
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DWORD i;
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PBYTE p = pMonitorAligned;
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for (i = 0; i < *pcReturned; i++)
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_MarshallDownMonitorInfo(&p, Level);
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}
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else
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{
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dwErrorCode = GetLastError();
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}
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RpcRevertToSelf();
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UndoAlignRpcPtr(pMonitor, pMonitorAligned, cbBuf, pcbNeeded);
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return dwErrorCode;
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}
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