VirtualBox

source: vbox/trunk/src/VBox/Main/src-server/HostDrivePartitionImpl.cpp@ 93105

Last change on this file since 93105 was 85934, checked in by vboxsync, 4 years ago

Main/HostDrivePartitionImpl.h: Missing svn-ps.cmd run and use errcore.h instead of err.h to make scm happy. bugref:9224
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 18.7 KB
Line 
1/* $Id: HostDrivePartitionImpl.cpp 85934 2020-08-28 16:49:16Z vboxsync $ */
2/** @file
3 * VirtualBox Main - IHostDrivePartition implementation, VBoxSVC.
4 */
5
6/*
7 * Copyright (C) 2013-2019 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 */
17
18#define LOG_GROUP LOG_GROUP_MAIN_HOSTDRIVEPARTITION
19#include "HostDrivePartitionImpl.h"
20#include "LoggingNew.h"
21
22#include <iprt/errcore.h>
23
24/*
25 * HostDrivePartition implementation.
26 */
27DEFINE_EMPTY_CTOR_DTOR(HostDrivePartition)
28
29HRESULT HostDrivePartition::FinalConstruct()
30{
31 return BaseFinalConstruct();
32}
33
34void HostDrivePartition::FinalRelease()
35{
36 uninit();
37
38 BaseFinalRelease();
39}
40
41/*
42 * Initializes the instance.
43 */
44HRESULT HostDrivePartition::initFromDvmVol(RTDVMVOLUME hVol)
45{
46 LogFlowThisFunc(("\n"));
47
48 AssertReturn(hVol != NIL_RTDVMVOLUME, E_INVALIDARG);
49
50 /* Enclose the state transition NotReady->InInit->Ready */
51 AutoInitSpan autoInitSpan(this);
52 AssertReturn(autoInitSpan.isOk(), E_FAIL);
53
54 /* Common attributes: */
55 m.number = RTDvmVolumeGetIndex(hVol, RTDVMVOLIDX_HOST);
56 m.cbVol = (LONG64)RTDvmVolumeGetSize(hVol);
57 if (m.cbVol < 0)
58 m.cbVol = INT64_MAX;
59
60 uint64_t offStart = 0;
61 uint64_t offLastIgnored = 0;
62 int vrc = RTDvmVolumeQueryRange(hVol, &offStart, &offLastIgnored);
63 AssertRC(vrc);
64 m.offStart = RT_SUCCESS(vrc) ? (LONG64)offStart : 0;
65 Assert((uint64_t)m.cbVol == offLastIgnored - offStart + 1 || RT_FAILURE(vrc));
66 if (m.offStart < 0)
67 m.offStart = INT64_MAX;
68
69 uint64_t fFlags = RTDvmVolumeGetFlags(hVol);
70 m.active = (fFlags & (DVMVOLUME_FLAGS_BOOTABLE | DVMVOLUME_FLAGS_ACTIVE)) != 0;
71
72 /* MBR: */
73 m.firstCylinder = (uint16_t)RTDvmVolumeGetPropU64(hVol, RTDVMVOLPROP_MBR_FIRST_CYLINDER, 0);
74 m.firstHead = (uint8_t )RTDvmVolumeGetPropU64(hVol, RTDVMVOLPROP_MBR_FIRST_HEAD, 0);
75 m.firstSector = (uint8_t )RTDvmVolumeGetPropU64(hVol, RTDVMVOLPROP_MBR_FIRST_SECTOR, 0);
76 m.lastCylinder = (uint16_t)RTDvmVolumeGetPropU64(hVol, RTDVMVOLPROP_MBR_LAST_CYLINDER, 0);
77 m.lastHead = (uint8_t )RTDvmVolumeGetPropU64(hVol, RTDVMVOLPROP_MBR_LAST_HEAD, 0);
78 m.lastSector = (uint8_t )RTDvmVolumeGetPropU64(hVol, RTDVMVOLPROP_MBR_LAST_SECTOR, 0);
79 m.bMBRType = (uint8_t )RTDvmVolumeGetPropU64(hVol, RTDVMVOLPROP_MBR_TYPE, 0);
80
81 /* GPT: */
82 RTUUID Uuid;
83 vrc = RTDvmVolumeQueryProp(hVol, RTDVMVOLPROP_GPT_TYPE, &Uuid, sizeof(Uuid), NULL);
84 if (RT_SUCCESS(vrc))
85 m.typeUuid = Uuid;
86 vrc = RTDvmVolumeQueryProp(hVol, RTDVMVOLPROP_GPT_UUID, &Uuid, sizeof(Uuid), NULL);
87 if (RT_SUCCESS(vrc))
88 m.uuid = Uuid;
89
90 char *pszName = NULL;
91 vrc = RTDvmVolumeQueryName(hVol, &pszName);
92 if (RT_SUCCESS(vrc))
93 {
94 HRESULT hrc = m.name.assignEx(pszName);
95 RTStrFree(pszName);
96 AssertComRCReturn(hrc, hrc);
97 }
98
99 /*
100 * Do the type translation to the best of our ability.
101 */
102 m.enmType = PartitionType_Unknown;
103 if (m.typeUuid.isZero())
104 switch ((PartitionType_T)m.bMBRType)
105 {
106 case PartitionType_FAT12:
107 case PartitionType_FAT16:
108 case PartitionType_FAT:
109 case PartitionType_IFS:
110 case PartitionType_FAT32CHS:
111 case PartitionType_FAT32LBA:
112 case PartitionType_FAT16B:
113 case PartitionType_Extended:
114 case PartitionType_WindowsRE:
115 case PartitionType_LinuxSwapOld:
116 case PartitionType_LinuxOld:
117 case PartitionType_DragonFlyBSDSlice:
118 case PartitionType_LinuxSwap:
119 case PartitionType_Linux:
120 case PartitionType_LinuxExtended:
121 case PartitionType_LinuxLVM:
122 case PartitionType_BSDSlice:
123 case PartitionType_AppleUFS:
124 case PartitionType_AppleHFS:
125 case PartitionType_Solaris:
126 case PartitionType_GPT:
127 case PartitionType_EFI:
128 m.enmType = (PartitionType_T)m.bMBRType;
129 break;
130
131 case PartitionType_Empty:
132 default:
133 break;
134 }
135 else
136 {
137 static struct { const char *pszUuid; PartitionType_T enmType; } const s_aUuidToType[] =
138 {
139 { "024dee41-33e7-11d3-9d69-0008c781f39f", PartitionType_MBR },
140 { "c12a7328-f81f-11d2-ba4b-00a0c93ec93b", PartitionType_EFI },
141 { "d3bfe2de-3daf-11df-ba40-e3a556d89593", PartitionType_iFFS },
142 { "f4019732-066e-4e12-8273-346c5641494f", PartitionType_SonyBoot },
143 { "bfbfafe7-a34f-448a-9a5b-6213eb736c22", PartitionType_LenovoBoot },
144 /* Win: */
145 { "e3c9e316-0b5c-4db8-817d-f92df00215ae", PartitionType_WindowsMSR },
146 { "ebd0a0a2-b9e5-4433-87c0-68b6b72699c7", PartitionType_WindowsBasicData },
147 { "5808c8aa-7e8f-42e0-85d2-e1e90434cfb3", PartitionType_WindowsLDMMeta },
148 { "af9b60a0-1431-4f62-bc68-3311714a69ad", PartitionType_WindowsLDMData },
149 { "de94bba4-06d1-4d40-a16a-bfd50179d6ac", PartitionType_WindowsRecovery },
150 { "e75caf8f-f680-4cee-afa3-b001e56efc2d", PartitionType_WindowsStorageSpaces },
151 { "558d43c5-a1ac-43c0-aac8-d1472b2923d1", PartitionType_WindowsStorageReplica },
152 { "37affc90-ef7d-4e96-91c3-2d7ae055b174", PartitionType_IBMGPFS },
153 /* Linux: */
154 { "0fc63daf-8483-4772-8e79-3d69d8477de4", PartitionType_LinuxData },
155 { "a19d880f-05fc-4d3b-a006-743f0f84911e", PartitionType_LinuxRAID },
156 { "44479540-f297-41b2-9af7-d131d5f0458a", PartitionType_LinuxRootX86 },
157 { "4f68bce3-e8cd-4db1-96e7-fbcaf984b709", PartitionType_LinuxRootAMD64 },
158 { "69dad710-2ce4-4e3c-b16c-21a1d49abed3", PartitionType_LinuxRootARM32 },
159 { "b921b045-1df0-41c3-af44-4c6f280d3fae", PartitionType_LinuxRootARM64 },
160 { "933ac7e1-2eb4-4f13-b844-0e14e2aef915", PartitionType_LinuxHome },
161 { "3b8f8425-20e0-4f3b-907f-1a25a76f98e8", PartitionType_LinuxSrv },
162 { "0657fd6d-a4ab-43c4-84e5-0933c84b4f4f", PartitionType_LinuxSwap },
163 { "e6d6d379-f507-44c2-a23c-238f2a3df928", PartitionType_LinuxLVM },
164 { "7ffec5c9-2d00-49b7-8941-3ea10a5586b7", PartitionType_LinuxPlainDmCrypt },
165 { "ca7d7ccb-63ed-4c53-861c-1742536059cc", PartitionType_LinuxLUKS },
166 { "8da63339-0007-60c0-c436-083ac8230908", PartitionType_LinuxReserved },
167 /* FreeBSD: */
168 { "83bd6b9d-7f41-11dc-be0b-001560b84f0f", PartitionType_FreeBSDBoot },
169 { "516e7cb4-6ecf-11d6-8ff8-00022d09712b", PartitionType_FreeBSDData },
170 { "516e7cb5-6ecf-11d6-8ff8-00022d09712b", PartitionType_FreeBSDSwap },
171 { "516e7cb6-6ecf-11d6-8ff8-00022d09712b", PartitionType_FreeBSDUFS },
172 { "516e7cb8-6ecf-11d6-8ff8-00022d09712b", PartitionType_FreeBSDVinum },
173 { "516e7cba-6ecf-11d6-8ff8-00022d09712b", PartitionType_FreeBSDZFS },
174 /* Apple/macOS: */
175 { "48465300-0000-11aa-aa11-00306543ecac", PartitionType_AppleHFSPlus },
176 { "7c3457ef-0000-11aa-aa11-00306543ecac", PartitionType_AppleAPFS },
177 { "55465300-0000-11aa-aa11-00306543ecac", PartitionType_AppleUFS },
178 { "52414944-0000-11aa-aa11-00306543ecac", PartitionType_AppleRAID },
179 { "52414944-5f4f-11aa-aa11-00306543ecac", PartitionType_AppleRAIDOffline },
180 { "426f6f74-0000-11aa-aa11-00306543ecac", PartitionType_AppleBoot },
181 { "4c616265-6c00-11aa-aa11-00306543ecac", PartitionType_AppleLabel },
182 { "5265636f-7665-11aa-aa11-00306543ecac", PartitionType_AppleTvRecovery },
183 { "53746f72-6167-11aa-aa11-00306543ecac", PartitionType_AppleCoreStorage },
184 { "b6fa30da-92d2-4a9a-96f1-871ec6486200", PartitionType_SoftRAIDStatus },
185 { "2e313465-19b9-463f-8126-8a7993773801", PartitionType_SoftRAIDScratch },
186 { "fa709c7e-65b1-4593-bfd5-e71d61de9b02", PartitionType_SoftRAIDVolume },
187 { "bbba6df5-f46f-4a89-8f59-8765b2727503", PartitionType_SoftRAIDCache },
188 /* Solaris */
189 { "6a82cb45-1dd2-11b2-99a6-080020736631", PartitionType_SolarisBoot },
190 { "6a85cf4d-1dd2-11b2-99a6-080020736631", PartitionType_SolarisRoot },
191 { "6a87c46f-1dd2-11b2-99a6-080020736631", PartitionType_SolarisSwap },
192 { "6a8b642b-1dd2-11b2-99a6-080020736631", PartitionType_SolarisBackup },
193 { "6a898cc3-1dd2-11b2-99a6-080020736631", PartitionType_SolarisUsr },
194 { "6a8ef2e9-1dd2-11b2-99a6-080020736631", PartitionType_SolarisVar },
195 { "6a90ba39-1dd2-11b2-99a6-080020736631", PartitionType_SolarisHome },
196 { "6a9283a5-1dd2-11b2-99a6-080020736631", PartitionType_SolarisAltSector },
197 { "6a945a3b-1dd2-11b2-99a6-080020736631", PartitionType_SolarisReserved },
198 { "6a9630d1-1dd2-11b2-99a6-080020736631", PartitionType_SolarisReserved },
199 { "6a980767-1dd2-11b2-99a6-080020736631", PartitionType_SolarisReserved },
200 { "6a96237f-1dd2-11b2-99a6-080020736631", PartitionType_SolarisReserved },
201 { "6a8d2ac7-1dd2-11b2-99a6-080020736631", PartitionType_SolarisReserved },
202 /* NetBSD: */
203 { "49f48d32-b10e-11dc-b99b-0019d1879648", PartitionType_NetBSDSwap },
204 { "49f48d5a-b10e-11dc-b99b-0019d1879648", PartitionType_NetBSDFFS },
205 { "49f48d82-b10e-11dc-b99b-0019d1879648", PartitionType_NetBSDLFS },
206 { "49f48daa-b10e-11dc-b99b-0019d1879648", PartitionType_NetBSDRAID },
207 { "2db519c4-b10f-11dc-b99b-0019d1879648", PartitionType_NetBSDConcatenated },
208 { "2db519ec-b10f-11dc-b99b-0019d1879648", PartitionType_NetBSDEncrypted },
209 /* Chrome OS: */
210 { "fe3a2a5d-4f32-41a7-b725-accc3285a309", PartitionType_ChromeOSKernel },
211 { "3cb8e202-3b7e-47dd-8a3c-7ff2a13cfcec", PartitionType_ChromeOSRootFS },
212 { "2e0a753d-9e48-43b0-8337-b15192cb1b5e", PartitionType_ChromeOSFuture },
213 /* Container Linux: */
214 { "5dfbf5f4-2848-4bac-aa5e-0d9a20b745a6", PartitionType_ContLnxUsr },
215 { "3884dd41-8582-4404-b9a8-e9b84f2df50e", PartitionType_ContLnxRoot },
216 { "c95dc21a-df0e-4340-8d7b-26cbfa9a03e0", PartitionType_ContLnxReserved },
217 { "be9067b9-ea49-4f15-b4f6-f36f8c9e1818", PartitionType_ContLnxRootRAID },
218 /* Haiku: */
219 { "42465331-3ba3-10f1-802a-4861696b7521", PartitionType_HaikuBFS },
220 /* MidnightBSD */
221 { "85d5e45e-237c-11e1-b4b3-e89a8f7fc3a7", PartitionType_MidntBSDBoot },
222 { "85d5e45a-237c-11e1-b4b3-e89a8f7fc3a7", PartitionType_MidntBSDData },
223 { "85d5e45b-237c-11e1-b4b3-e89a8f7fc3a7", PartitionType_MidntBSDSwap },
224 { "0394ef8b-237e-11e1-b4b3-e89a8f7fc3a7", PartitionType_MidntBSDUFS },
225 { "85d5e45c-237c-11e1-b4b3-e89a8f7fc3a7", PartitionType_MidntBSDVium },
226 { "85d5e45d-237c-11e1-b4b3-e89a8f7fc3a7", PartitionType_MidntBSDZFS },
227 /* OpenBSD: */
228 { "824cc7a0-36a8-11e3-890a-952519ad3f61", PartitionType_OpenBSDData },
229 /* QNX: */
230 { "cef5a9ad-73bc-4601-89f3-cdeeeee321a1", PartitionType_QNXPowerSafeFS },
231 /* Plan 9: */
232 { "c91818f9-8025-47af-89d2-f030d7000c2c", PartitionType_Plan9 },
233 /* VMWare ESX: */
234 { "9d275380-40ad-11db-bf97-000c2911d1b8", PartitionType_VMWareVMKCore },
235 { "aa31e02a-400f-11db-9590-000c2911d1b8", PartitionType_VMWareVMFS },
236 { "9198effc-31c0-11db-8f78-000c2911d1b8", PartitionType_VMWareReserved },
237 /* Android-x86: */
238 { "2568845d-2332-4675-bc39-8fa5a4748d15", PartitionType_AndroidX86Bootloader },
239 { "114eaffe-1552-4022-b26e-9b053604cf84", PartitionType_AndroidX86Bootloader2 },
240 { "49a4d17f-93a3-45c1-a0de-f50b2ebe2599", PartitionType_AndroidX86Boot },
241 { "4177c722-9e92-4aab-8644-43502bfd5506", PartitionType_AndroidX86Recovery },
242 { "ef32a33b-a409-486c-9141-9ffb711f6266", PartitionType_AndroidX86Misc },
243 { "20ac26be-20b7-11e3-84c5-6cfdb94711e9", PartitionType_AndroidX86Metadata },
244 { "38f428e6-d326-425d-9140-6e0ea133647c", PartitionType_AndroidX86System },
245 { "a893ef21-e428-470a-9e55-0668fd91a2d9", PartitionType_AndroidX86Cache },
246 { "dc76dda9-5ac1-491c-af42-a82591580c0d", PartitionType_AndroidX86Data },
247 { "ebc597d0-2053-4b15-8b64-e0aac75f4db1", PartitionType_AndroidX86Persistent },
248 { "c5a0aeec-13ea-11e5-a1b1-001e67ca0c3c", PartitionType_AndroidX86Vendor },
249 { "bd59408b-4514-490d-bf12-9878d963f378", PartitionType_AndroidX86Config },
250 { "8f68cc74-c5e5-48da-be91-a0c8c15e9c80", PartitionType_AndroidX86Factory },
251 { "9fdaa6ef-4b3f-40d2-ba8d-bff16bfb887b", PartitionType_AndroidX86FactoryAlt },
252 { "767941d0-2085-11e3-ad3b-6cfdb94711e9", PartitionType_AndroidX86Fastboot },
253 { "ac6d7924-eb71-4df8-b48d-e267b27148ff", PartitionType_AndroidX86OEM },
254 /* Android ARM: */
255 { "19a710a2-b3ca-11e4-b026-10604b889dcf", PartitionType_AndroidARMMeta },
256 { "193d1ea4-b3ca-11e4-b075-10604b889dcf", PartitionType_AndroidARMExt },
257 /* Open Network Install Environment: */
258 { "7412f7d5-a156-4b13-81dc-867174929325", PartitionType_ONIEBoot },
259 { "d4e6e2cd-4469-46f3-b5cb-1bff57afc149", PartitionType_ONIEConfig },
260 /* PowerPC: */
261 { "9e1a2d38-c612-4316-aa26-8b49521e5a8b", PartitionType_PowerPCPrep },
262 /* freedesktop.org: */
263 { "bc13c2ff-59e6-4262-a352-b275fd6f7172", PartitionType_XDGShrBootConfig },
264 /* Ceph: */
265 { "cafecafe-9b03-4f30-b4c6-b4b80ceff106", PartitionType_CephBlock },
266 { "30cd0809-c2b2-499c-8879-2d6b78529876", PartitionType_CephBlockDB },
267 { "93b0052d-02d9-4d8a-a43b-33a3ee4dfbc3", PartitionType_CephBlockDBDmc },
268 { "166418da-c469-4022-adf4-b30afd37f176", PartitionType_CephBlockDBDmcLUKS },
269 { "cafecafe-9b03-4f30-b4c6-5ec00ceff106", PartitionType_CephBlockDmc },
270 { "cafecafe-9b03-4f30-b4c6-35865ceff106", PartitionType_CephBlockDmcLUKS },
271 { "5ce17fce-4087-4169-b7ff-056cc58473f9", PartitionType_CephBlockWALog },
272 { "306e8683-4fe2-4330-b7c0-00a917c16966", PartitionType_CephBlockWALogDmc },
273 { "86a32090-3647-40b9-bbbd-38d8c573aa86", PartitionType_CephBlockWALogDmcLUKS },
274 { "89c57f98-2fe5-4dc0-89c1-f3ad0ceff2be", PartitionType_CephDisk },
275 { "89c57f98-2fe5-4dc0-89c1-5ec00ceff2be", PartitionType_CephDiskDmc },
276 { "45b0969e-9b03-4f30-b4c6-b4b80ceff106", PartitionType_CephJournal },
277 { "45b0969e-9b03-4f30-b4c6-5ec00ceff106", PartitionType_CephJournalDmc },
278 { "45b0969e-9b03-4f30-b4c6-35865ceff106", PartitionType_CephJournalDmcLUKS },
279 { "fb3aabf9-d25f-47cc-bf5e-721d1816496b", PartitionType_CephLockbox },
280 { "cafecafe-8ae0-4982-bf9d-5a8d867af560", PartitionType_CephMultipathBlock1 },
281 { "7f4a666a-16f3-47a2-8445-152ef4d03f6c", PartitionType_CephMultipathBlock2 },
282 { "ec6d6385-e346-45dc-be91-da2a7c8b3261", PartitionType_CephMultipathBlockDB },
283 { "01b41e1b-002a-453c-9f17-88793989ff8f", PartitionType_CephMultipathBLockWALog },
284 { "45b0969e-8ae0-4982-bf9d-5a8d867af560", PartitionType_CephMultipathJournal },
285 { "4fbd7e29-8ae0-4982-bf9d-5a8d867af560", PartitionType_CephMultipathOSD },
286 { "4fbd7e29-9d25-41b8-afd0-062c0ceff05d", PartitionType_CephOSD },
287 { "4fbd7e29-9d25-41b8-afd0-5ec00ceff05d", PartitionType_CephOSDDmc },
288 { "4fbd7e29-9d25-41b8-afd0-35865ceff05d", PartitionType_CephOSDDmcLUKS },
289 };
290 for (size_t i = 0; i < RT_ELEMENTS(s_aUuidToType); i++)
291 if (m.typeUuid.equalsString(s_aUuidToType[i].pszUuid))
292 {
293 m.enmType = s_aUuidToType[i].enmType;
294 break;
295 }
296
297 /* Some OSes are using non-random UUIDs and we can at least identify the
298 OS if not the exact type. */
299 if (m.enmType == PartitionType_Unknown)
300 {
301 char szType[RTUUID_STR_LENGTH];
302 m.typeUuid.toString(szType, sizeof(szType));
303 RTStrToLower(szType);
304 if (RTStrSimplePatternMatch(szType, "516e7c??-6ecf-11d6-8ff8-00022d09712b"))
305 m.enmType = PartitionType_FreeBSDUnknown;
306 else if (RTStrSimplePatternMatch(szType, "????????-????-11aa-aa11-00306543ecac"))
307 m.enmType = PartitionType_AppleUnknown;
308 else if (RTStrSimplePatternMatch(szType, "????????-1dd2-11b2-99a6-080020736631"))
309 m.enmType = PartitionType_SolarisUnknown;
310 else if (RTStrSimplePatternMatch(szType, "????????-b1??-11dc-b99b-0019d1879648"))
311 m.enmType = PartitionType_NetBSDUnknown;
312 else if (RTStrSimplePatternMatch(szType, "????????-23??-11e1-b4b3-e89a8f7fc3a7"))
313 m.enmType = PartitionType_MidntBSDUnknown;
314 else if (RTStrSimplePatternMatch(szType, "????????-????-11db-????-000c2911d1b8"))
315 m.enmType = PartitionType_VMWareUnknown;
316 }
317
318#ifdef VBOX_STRICT
319 /* Make sure we've done have any duplicates in the translation table: */
320 static bool s_fCheckedForDuplicates = false;
321 if (!s_fCheckedForDuplicates)
322 {
323 for (size_t i = 0; i < RT_ELEMENTS(s_aUuidToType); i++)
324 for (size_t j = i + 1; j < RT_ELEMENTS(s_aUuidToType); j++)
325 AssertMsg(RTUuidCompare2Strs(s_aUuidToType[i].pszUuid, s_aUuidToType[j].pszUuid) != 0,
326 ("%d & %d: %s\n", i, j, s_aUuidToType[i].pszUuid));
327 s_fCheckedForDuplicates = true;
328 }
329#endif
330
331 }
332
333 /* Confirm a successful initialization */
334 autoInitSpan.setSucceeded();
335
336 return S_OK;
337}
338
339/*
340 * Uninitializes the instance.
341 * Called either from FinalRelease() or by the parent when it gets destroyed.
342 */
343void HostDrivePartition::uninit()
344{
345 LogFlowThisFunc(("\n"));
346
347 /* Enclose the state transition Ready->InUninit->NotReady */
348 AutoUninitSpan autoUninitSpan(this);
349 if (autoUninitSpan.uninitDone())
350 return;
351
352 m.number = 0;
353 m.cbVol = 0;
354 m.offStart = 0;
355 m.enmType = PartitionType_Empty;
356 m.active = 0;
357
358 m.bMBRType = 0;
359 m.firstCylinder = 0;
360 m.firstHead = 0;
361 m.firstSector = 0;
362 m.lastCylinder = 0;
363 m.lastHead = 0;
364 m.lastSector = 0;
365
366 m.typeUuid.clear();
367 m.uuid.clear();
368 m.name.setNull();
369}
370
371/* vi: set tabstop=4 shiftwidth=4 expandtab: */
Note: See TracBrowser for help on using the repository browser.

© 2024 Oracle Support Privacy / Do Not Sell My Info Terms of Use Trademark Policy Automated Access Etiquette