ReactOS  0.4.15-dev-1187-g119f102
monitors.c
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1 /*
2  * PROJECT: ReactOS Print Spooler Service
3  * LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
4  * PURPOSE: Functions related to Print Monitors
5  * COPYRIGHT: Copyright 2015-2018 Colin Finck (colin@reactos.org)
6  */
7 
8 #include "precomp.h"
9 #include <marshalling/monitors.h>
10 
11 DWORD
13 {
14  DWORD dwErrorCode;
15 
16  dwErrorCode = RpcImpersonateClient(NULL);
17  if (dwErrorCode != ERROR_SUCCESS)
18  {
19  ERR("RpcImpersonateClient failed with error %lu!\n", dwErrorCode);
20  return dwErrorCode;
21  }
22 
23  if (!AddMonitorW(pName, pMonitorContainer->Level, (PBYTE)pMonitorContainer->MonitorInfo.pMonitorInfo2))
24  dwErrorCode = GetLastError();
25 
27  return dwErrorCode;
28 }
29 
30 DWORD
31 _RpcDeleteMonitor(WINSPOOL_HANDLE pName, WCHAR* pEnvironment, WCHAR* pMonitorName)
32 {
33  DWORD dwErrorCode;
34 
35  dwErrorCode = RpcImpersonateClient(NULL);
36  if (dwErrorCode != ERROR_SUCCESS)
37  {
38  ERR("RpcImpersonateClient failed with error %lu!\n", dwErrorCode);
39  return dwErrorCode;
40  }
41 
42  if (!DeleteMonitorW( pName, pEnvironment, pMonitorName ))
43  dwErrorCode = GetLastError();
44 
46  return dwErrorCode;
47 }
48 
49 DWORD
51 {
52  DWORD dwErrorCode;
53  PBYTE pMonitorAligned;
54 
55  dwErrorCode = RpcImpersonateClient(NULL);
56  if (dwErrorCode != ERROR_SUCCESS)
57  {
58  ERR("RpcImpersonateClient failed with error %lu!\n", dwErrorCode);
59  return dwErrorCode;
60  }
61 
62  pMonitorAligned = AlignRpcPtr(pMonitor, &cbBuf);
63 
64  if(EnumMonitorsW(pName, Level, pMonitorAligned, cbBuf, pcbNeeded, pcReturned))
65  {
66  // Replace absolute pointer addresses in the output by relative offsets.
67  ASSERT(Level >= 1 && Level <= 2);
68  MarshallDownStructuresArray(pMonitorAligned, *pcReturned, pMonitorInfoMarshalling[Level]->pInfo, pMonitorInfoMarshalling[Level]->cbStructureSize, TRUE);
69  }
70  else
71  {
72  dwErrorCode = GetLastError();
73  }
74 
76  UndoAlignRpcPtr(pMonitor, pMonitorAligned, cbBuf, pcbNeeded);
77 
78  return dwErrorCode;
79 }
#define ERROR_SUCCESS
Definition: deptool.c:10
#define TRUE
Definition: types.h:120
static const MARSHALLING * pMonitorInfoMarshalling[]
Definition: monitors.h:26
DWORD _RpcDeleteMonitor(WINSPOOL_HANDLE pName, WCHAR *pEnvironment, WCHAR *pMonitorName)
Definition: monitors.c:31
DWORD WINAPI GetLastError(VOID)
Definition: except.c:1044
_IRQL_requires_same_ typedef _In_ ULONG _In_ UCHAR Level
Definition: wmitypes.h:55
smooth NULL
Definition: ftsmooth.c:416
WINSPOOL_MONITOR_INFO_2 * pMonitorInfo2
Definition: winspool.idl:656
BOOL WINAPI EnumMonitorsW(PWSTR pName, DWORD Level, PBYTE pMonitors, DWORD cbBuf, PDWORD pcbNeeded, PDWORD pcReturned)
Definition: monitors.c:77
RPC_STATUS WINAPI RpcRevertToSelf(void)
Definition: rpc_binding.c:1459
static LPSTR pName
Definition: security.c:75
__wchar_t WCHAR
Definition: xmlstorage.h:180
unsigned long DWORD
Definition: ntddk_ex.h:95
ASSERT((InvokeOnSuccess||InvokeOnError||InvokeOnCancel) ?(CompletionRoutine !=NULL) :TRUE)
union _WINSPOOL_MONITOR_CONTAINER::@3405 MonitorInfo
unsigned char BYTE
Definition: xxhash.c:193
#define ERR(fmt,...)
Definition: debug.h:110
BOOL WINAPI AddMonitorW(PWSTR pName, DWORD Level, PBYTE pMonitors)
Definition: monitors.c:11
PVOID WINAPI AlignRpcPtr(PVOID pBuffer, PDWORD pcbBuffer)
Definition: memory.c:29
_In_ DWORD _Out_ PDWORD pcbNeeded
Definition: winddi.h:3827
PDWORD WINAPI UndoAlignRpcPtr(PVOID pDestinationBuffer, PVOID pSourceBuffer, DWORD cbBuffer, PDWORD pcbNeeded)
Definition: memory.c:239
RPC_STATUS WINAPI RpcImpersonateClient(RPC_BINDING_HANDLE BindingHandle)
Definition: rpc_binding.c:1052
DWORD _RpcEnumMonitors(WINSPOOL_HANDLE pName, DWORD Level, BYTE *pMonitor, DWORD cbBuf, DWORD *pcbNeeded, DWORD *pcReturned)
Definition: monitors.c:50
DWORD _RpcAddMonitor(WINSPOOL_HANDLE pName, WINSPOOL_MONITOR_CONTAINER *pMonitorContainer)
Definition: monitors.c:12
BYTE * PBYTE
Definition: pedump.c:66
BOOL WINAPI MarshallDownStructuresArray(PVOID pStructuresArray, DWORD cElements, const MARSHALLING_INFO *pInfo, DWORD cbStructureSize, BOOL bSomeBoolean)
Definition: marshalling.c:91
WCHAR * WINSPOOL_HANDLE
Definition: winspool.idl:15
BOOL WINAPI DeleteMonitorW(PWSTR pName, PWSTR pEnvironment, PWSTR pMonitorName)
Definition: monitors.c:44