[PRINTING]

[reactos.git] / reactos / win32ss / printing / base / spoolsv / monitors.c

diff --git a/reactos/win32ss/printing/base/spoolsv/monitors.c b/reactos/win32ss/printing/base/spoolsv/monitors.c
new file mode 100644 (file)
index 0000000..1f2bc72
--- /dev/null
+++ b/reactos/win32ss/printing/base/spoolsv/monitors.c
@@ -0,0 +1,72 @@
+/*
+ * PROJECT:     ReactOS Print Spooler Service
+ * LICENSE:     GNU GPLv2 or any later version as published by the Free Software Foundation
+ * PURPOSE:     Functions related to Print Monitors
+ * COPYRIGHT:   Copyright 2015 Colin Finck <colin@reactos.org>
+ */
+
+#include "precomp.h"
+
+static void
+_MarshallDownMonitorInfo(PBYTE pMonitorInfo, DWORD Level)
+{
+    PMONITOR_INFO_2W pMonitorInfo2 = (PMONITOR_INFO_2W)pMonitorInfo;        // MONITOR_INFO_1W is a subset of MONITOR_INFO_2W
+
+    // Replace absolute pointer addresses in the output by relative offsets.
+    pMonitorInfo2->pName = (PWSTR)((ULONG_PTR)pMonitorInfo2->pName - (ULONG_PTR)pMonitorInfo2);
+
+    if (Level == 2)
+    {
+        pMonitorInfo2->pDLLName = (PWSTR)((ULONG_PTR)pMonitorInfo2->pDLLName - (ULONG_PTR)pMonitorInfo2);
+        pMonitorInfo2->pEnvironment = (PWSTR)((ULONG_PTR)pMonitorInfo2->pEnvironment - (ULONG_PTR)pMonitorInfo2);
+    }
+}
+
+DWORD
+_RpcAddMonitor(WINSPOOL_HANDLE pName, WINSPOOL_MONITOR_CONTAINER* pMonitorContainer)
+{
+    UNIMPLEMENTED;
+    return ERROR_INVALID_FUNCTION;
+}
+
+DWORD
+_RpcDeleteMonitor(WINSPOOL_HANDLE pName, WCHAR* pEnvironment, WCHAR* pMonitorName)
+{
+    UNIMPLEMENTED;
+    return ERROR_INVALID_FUNCTION;
+}
+
+DWORD
+_RpcEnumMonitors(WINSPOOL_HANDLE pName, DWORD Level, BYTE* pMonitor, DWORD cbBuf, DWORD* pcbNeeded, DWORD* pcReturned)
+{
+    DWORD dwErrorCode;
+    DWORD i;
+    PBYTE p = pMonitor;
+
+    dwErrorCode = RpcImpersonateClient(NULL);
+    if (dwErrorCode != ERROR_SUCCESS)
+    {
+        ERR("RpcImpersonateClient failed with error %lu!\n", dwErrorCode);
+        return dwErrorCode;
+    }
+
+    EnumMonitorsW(pName, Level, pMonitor, cbBuf, pcbNeeded, pcReturned);
+    dwErrorCode = GetLastError();
+
+    if (dwErrorCode == ERROR_SUCCESS)
+    {
+        // Replace absolute pointer addresses in the output by relative offsets.
+        for (i = 0; i < *pcReturned; i++)
+        {
+            _MarshallDownMonitorInfo(p, Level);
+
+            if (Level == 1)
+                p += sizeof(MONITOR_INFO_1W);
+            else if (Level == 2)
+                p += sizeof(MONITOR_INFO_2W);
+        }
+    }
+
+    RpcRevertToSelf();
+    return dwErrorCode;
+}