1 | /** @file
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2 | * MS COM / XPCOM Abstraction Layer - COM initialization / shutdown.
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3 | */
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4 |
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5 | /*
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6 | * Copyright (C) 2005-2022 Oracle and/or its affiliates.
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7 | *
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8 | * This file is part of VirtualBox base platform packages, as
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9 | * available from https://www.virtualbox.org.
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10 | *
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11 | * This program is free software; you can redistribute it and/or
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12 | * modify it under the terms of the GNU General Public License
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13 | * as published by the Free Software Foundation, in version 3 of the
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14 | * License.
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15 | *
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16 | * This program is distributed in the hope that it will be useful, but
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17 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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19 | * General Public License for more details.
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20 | *
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21 | * You should have received a copy of the GNU General Public License
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22 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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23 | *
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24 | * The contents of this file may alternatively be used under the terms
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25 | * of the Common Development and Distribution License Version 1.0
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26 | * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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27 | * in the VirtualBox distribution, in which case the provisions of the
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28 | * CDDL are applicable instead of those of the GPL.
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29 | *
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30 | * You may elect to license modified versions of this file under the
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31 | * terms and conditions of either the GPL or the CDDL or both.
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32 | *
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33 | * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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34 | */
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35 |
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36 | #ifndef VBOX_INCLUDED_com_utils_h
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37 | #define VBOX_INCLUDED_com_utils_h
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38 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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39 | # pragma once
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40 | #endif
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41 |
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42 | #include "iprt/types.h"
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43 |
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44 | /** @addtogroup grp_com
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45 | * @{
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46 | */
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47 |
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48 | namespace com
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49 | {
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50 |
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51 | /**
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52 | * Returns the VirtualBox user home directory.
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53 | *
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54 | * On failure, this function will return a path that caused a failure (or
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55 | * NULL if the failure is not path-related).
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56 | *
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57 | * On success, this function will try to create the returned directory if it
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58 | * doesn't exist yet. This may also fail with the corresponding status code.
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59 | *
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60 | * If @a aDirLen is smaller than RTPATH_MAX then there is a great chance that
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61 | * this method will return VERR_BUFFER_OVERFLOW.
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62 | *
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63 | * @param aDir Buffer to store the directory string in UTF-8 encoding.
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64 | * @param aDirLen Length of the supplied buffer including space for the
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65 | * terminating null character, in bytes.
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66 | * @param fCreateDir Flag whether to create the returned directory on success
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67 | * if it doesn't exist.
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68 | * @returns VBox status code.
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69 | */
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70 | int GetVBoxUserHomeDirectory(char *aDir, size_t aDirLen, bool fCreateDir = true);
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71 |
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72 | /**
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73 | * Creates a release log file, used both in VBoxSVC and in API clients.
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74 | *
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75 | * @param pszEntity Human readable name of the program.
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76 | * @param pszLogFile Name of the release log file.
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77 | * @param fFlags Logger instance flags.
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78 | * @param pszGroupSettings Group logging settings.
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79 | * @param pszEnvVarBase Base environment variable name for the logger.
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80 | * @param fDestFlags Logger destination flags.
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81 | * @param cMaxEntriesPerGroup Limit for log entries per group. UINT32_MAX for no limit.
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82 | * @param cHistory Number of old log files to keep.
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83 | * @param uHistoryFileTime Maximum amount of time to put in a log file.
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84 | * @param uHistoryFileSize Maximum size of a log file before rotating.
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85 | * @param pErrInfo Where to return extended error information.
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86 | * Optional.
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87 | *
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88 | * @returns VBox status code.
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89 | */
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90 | int VBoxLogRelCreate(const char *pszEntity, const char *pszLogFile,
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91 | uint32_t fFlags, const char *pszGroupSettings,
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92 | const char *pszEnvVarBase, uint32_t fDestFlags,
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93 | uint32_t cMaxEntriesPerGroup, uint32_t cHistory,
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94 | uint32_t uHistoryFileTime, uint64_t uHistoryFileSize,
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95 | PRTERRINFO pErrInfo);
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96 |
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97 | /**
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98 | * Creates a release log file, used both in VBoxSVC and in API clients.
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99 | *
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100 | * @param pszEntity Human readable name of the program.
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101 | * @param pszLogFile Name of the release log file.
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102 | * @param fFlags Logger instance flags.
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103 | * @param pszGroupSettings Group logging settings.
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104 | * @param pszEnvVarBase Base environment variable name for the logger.
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105 | * @param fDestFlags Logger destination flags.
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106 | * @param cMaxEntriesPerGroup Limit for log entries per group. UINT32_MAX for no limit.
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107 | * @param cHistory Number of old log files to keep.
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108 | * @param uHistoryFileTime Maximum amount of time to put in a log file.
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109 | * @param uHistoryFileSize Maximum size of a log file before rotating.
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110 | * @param pOutputIf The optional file output interface, can be NULL which will
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111 | * make use of the default one.
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112 | * @param pvOutputIfUser The opaque user data to pass to the callbacks in the output interface.
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113 | * @param pErrInfo Where to return extended error information.
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114 | * Optional.
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115 | *
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116 | * @returns VBox status code.
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117 | *
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118 | * @note Can't include log.h here because of precompiled header fun, hence pOutputIf is void *...
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119 | */
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120 | int VBoxLogRelCreateEx(const char *pszEntity, const char *pszLogFile,
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121 | uint32_t fFlags, const char *pszGroupSettings,
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122 | const char *pszEnvVarBase, uint32_t fDestFlags,
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123 | uint32_t cMaxEntriesPerGroup, uint32_t cHistory,
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124 | uint32_t uHistoryFileTime, uint64_t uHistoryFileSize,
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125 | const void *pOutputIf, void *pvOutputIfUser,
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126 | PRTERRINFO pErrInfo);
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127 |
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128 | } /* namespace com */
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129 |
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130 | /** @} */
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131 | #endif /* !VBOX_INCLUDED_com_utils_h */
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132 |
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