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-rw-r--r--src/VBox/Runtime/r3/win/RTHandleGetStandard-win.cpp126
1 files changed, 126 insertions, 0 deletions
diff --git a/src/VBox/Runtime/r3/win/RTHandleGetStandard-win.cpp b/src/VBox/Runtime/r3/win/RTHandleGetStandard-win.cpp
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index 00000000..7a182859
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+++ b/src/VBox/Runtime/r3/win/RTHandleGetStandard-win.cpp
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+/* $Id: RTHandleGetStandard-win.cpp $ */
+/** @file
+ * IPRT - RTHandleGetStandard, Windows.
+ */
+
+/*
+ * Copyright (C) 2010-2019 Oracle Corporation
+ *
+ * This file is part of VirtualBox Open Source Edition (OSE), as
+ * available from http://www.virtualbox.org. This file is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GPL) as published by the Free Software
+ * Foundation, in version 2 as it comes in the "COPYING" file of the
+ * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+ * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
+ * VirtualBox OSE distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ */
+
+
+/*********************************************************************************************************************************
+* Header Files *
+*********************************************************************************************************************************/
+#include "internal/iprt.h"
+#include <iprt/handle.h>
+
+#include <iprt/file.h>
+#include <iprt/pipe.h>
+#include <iprt/assert.h>
+#include <iprt/errcore.h>
+#include <iprt/log.h>
+
+#include <iprt/win/windows.h>
+
+#include "internal/socket.h" /* (Needs Windows.h.) */
+
+
+RTDECL(int) RTHandleGetStandard(RTHANDLESTD enmStdHandle, PRTHANDLE ph)
+{
+ /*
+ * Validate and convert input.
+ */
+ AssertPtrReturn(ph, VERR_INVALID_POINTER);
+ DWORD dwStdHandle;
+ switch (enmStdHandle)
+ {
+ case RTHANDLESTD_INPUT: dwStdHandle = STD_INPUT_HANDLE; break;
+ case RTHANDLESTD_OUTPUT: dwStdHandle = STD_OUTPUT_HANDLE; break;
+ case RTHANDLESTD_ERROR: dwStdHandle = STD_ERROR_HANDLE; break;
+ default:
+ AssertFailedReturn(VERR_INVALID_PARAMETER);
+ }
+
+ /*
+ * Is the requested descriptor valid and which IPRT handle type does it
+ * best map on to?
+ */
+ HANDLE hNative = GetStdHandle(dwStdHandle);
+ if (hNative == INVALID_HANDLE_VALUE)
+ return RTErrConvertFromWin32(GetLastError());
+
+ DWORD dwInfo;
+ if (!GetHandleInformation(hNative, &dwInfo))
+ return RTErrConvertFromWin32(GetLastError());
+ bool const fInherit = RT_BOOL(dwInfo & HANDLE_FLAG_INHERIT);
+
+ RTHANDLE h;
+ DWORD dwType = GetFileType(hNative);
+ switch (dwType & ~FILE_TYPE_REMOTE)
+ {
+ default:
+ case FILE_TYPE_UNKNOWN:
+ case FILE_TYPE_CHAR:
+ case FILE_TYPE_DISK:
+ h.enmType = RTHANDLETYPE_FILE;
+ break;
+
+ case FILE_TYPE_PIPE:
+ {
+ DWORD cMaxInstances;
+ DWORD fInfo;
+ if (!GetNamedPipeInfo(hNative, &fInfo, NULL, NULL, &cMaxInstances))
+ h.enmType = RTHANDLETYPE_SOCKET;
+ else
+ h.enmType = RTHANDLETYPE_PIPE;
+ break;
+ }
+ }
+
+ /*
+ * Create the IPRT handle.
+ */
+ int rc;
+ switch (h.enmType)
+ {
+ case RTHANDLETYPE_FILE:
+ rc = RTFileFromNative(&h.u.hFile, (RTHCUINTPTR)hNative);
+ break;
+
+ case RTHANDLETYPE_PIPE:
+ rc = RTPipeFromNative(&h.u.hPipe, (RTHCUINTPTR)hNative,
+ (enmStdHandle == RTHANDLESTD_INPUT ? RTPIPE_N_READ : RTPIPE_N_WRITE)
+ | (fInherit ? RTPIPE_N_INHERIT : 0));
+ break;
+
+ case RTHANDLETYPE_SOCKET:
+ rc = rtSocketCreateForNative(&h.u.hSocket, (RTHCUINTPTR)hNative);
+ break;
+
+ default: /* shut up gcc */
+ return VERR_INTERNAL_ERROR;
+ }
+
+ if (RT_SUCCESS(rc))
+ *ph = h;
+
+ return rc;
+}
+