VirtualBox

source: vbox/trunk/include/VBox/com/utils.h@ 103224

Last change on this file since 103224 was 98103, checked in by vboxsync, 22 months ago

Copyright year updates by scm.

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Line 
1/** @file
2 * MS COM / XPCOM Abstraction Layer - COM initialization / shutdown.
3 */
4
5/*
6 * Copyright (C) 2005-2023 Oracle and/or its affiliates.
7 *
8 * This file is part of VirtualBox base platform packages, as
9 * available from https://www.virtualbox.org.
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License
13 * as published by the Free Software Foundation, in version 3 of the
14 * License.
15 *
16 * This program is distributed in the hope that it will be useful, but
17 * WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, see <https://www.gnu.org/licenses>.
23 *
24 * The contents of this file may alternatively be used under the terms
25 * of the Common Development and Distribution License Version 1.0
26 * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
27 * in the VirtualBox distribution, in which case the provisions of the
28 * CDDL are applicable instead of those of the GPL.
29 *
30 * You may elect to license modified versions of this file under the
31 * terms and conditions of either the GPL or the CDDL or both.
32 *
33 * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
34 */
35
36#ifndef VBOX_INCLUDED_com_utils_h
37#define VBOX_INCLUDED_com_utils_h
38#ifndef RT_WITHOUT_PRAGMA_ONCE
39# pragma once
40#endif
41
42#include "iprt/types.h"
43
44/** @addtogroup grp_com
45 * @{
46 */
47
48namespace com
49{
50
51/**
52 * Returns the VirtualBox user home directory.
53 *
54 * On failure, this function will return a path that caused a failure (or
55 * NULL if the failure is not path-related).
56 *
57 * On success, this function will try to create the returned directory if it
58 * doesn't exist yet. This may also fail with the corresponding status code.
59 *
60 * If @a aDirLen is smaller than RTPATH_MAX then there is a great chance that
61 * this method will return VERR_BUFFER_OVERFLOW.
62 *
63 * @param aDir Buffer to store the directory string in UTF-8 encoding.
64 * @param aDirLen Length of the supplied buffer including space for the
65 * terminating null character, in bytes.
66 * @param fCreateDir Flag whether to create the returned directory on success
67 * if it doesn't exist.
68 * @returns VBox status code.
69 */
70int GetVBoxUserHomeDirectory(char *aDir, size_t aDirLen, bool fCreateDir = true);
71
72/**
73 * Creates a release log file, used both in VBoxSVC and in API clients.
74 *
75 * @param pszEntity Human readable name of the program.
76 * @param pszLogFile Name of the release log file.
77 * @param fFlags Logger instance flags.
78 * @param pszGroupSettings Group logging settings.
79 * @param pszEnvVarBase Base environment variable name for the logger.
80 * @param fDestFlags Logger destination flags.
81 * @param cMaxEntriesPerGroup Limit for log entries per group. UINT32_MAX for no limit.
82 * @param cHistory Number of old log files to keep.
83 * @param uHistoryFileTime Maximum amount of time to put in a log file.
84 * @param uHistoryFileSize Maximum size of a log file before rotating.
85 * @param pErrInfo Where to return extended error information.
86 * Optional.
87 *
88 * @returns VBox status code.
89 */
90int VBoxLogRelCreate(const char *pszEntity, const char *pszLogFile,
91 uint32_t fFlags, const char *pszGroupSettings,
92 const char *pszEnvVarBase, uint32_t fDestFlags,
93 uint32_t cMaxEntriesPerGroup, uint32_t cHistory,
94 uint32_t uHistoryFileTime, uint64_t uHistoryFileSize,
95 PRTERRINFO pErrInfo);
96
97/**
98 * Creates a release log file, used both in VBoxSVC and in API clients.
99 *
100 * @param pszEntity Human readable name of the program.
101 * @param pszLogFile Name of the release log file.
102 * @param fFlags Logger instance flags.
103 * @param pszGroupSettings Group logging settings.
104 * @param pszEnvVarBase Base environment variable name for the logger.
105 * @param fDestFlags Logger destination flags.
106 * @param cMaxEntriesPerGroup Limit for log entries per group. UINT32_MAX for no limit.
107 * @param cHistory Number of old log files to keep.
108 * @param uHistoryFileTime Maximum amount of time to put in a log file.
109 * @param uHistoryFileSize Maximum size of a log file before rotating.
110 * @param pOutputIf The optional file output interface, can be NULL which will
111 * make use of the default one.
112 * @param pvOutputIfUser The opaque user data to pass to the callbacks in the output interface.
113 * @param pErrInfo Where to return extended error information.
114 * Optional.
115 *
116 * @returns VBox status code.
117 *
118 * @note Can't include log.h here because of precompiled header fun, hence pOutputIf is void *...
119 */
120int VBoxLogRelCreateEx(const char *pszEntity, const char *pszLogFile,
121 uint32_t fFlags, const char *pszGroupSettings,
122 const char *pszEnvVarBase, uint32_t fDestFlags,
123 uint32_t cMaxEntriesPerGroup, uint32_t cHistory,
124 uint32_t uHistoryFileTime, uint64_t uHistoryFileSize,
125 const void *pOutputIf, void *pvOutputIfUser,
126 PRTERRINFO pErrInfo);
127
128} /* namespace com */
129
130/** @} */
131#endif /* !VBOX_INCLUDED_com_utils_h */
132
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