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4db1b0fb62
Thanks to CmCheckRegistry, the function can perform volatile data purging upon boot which this removes old hacky CmPrepareHive code. This also slightly refactors HvInitialize making it more proper.
72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
/*
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* PROJECT: Registry manipulation library
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* LICENSE: GPL - See COPYING in the top level directory
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* COPYRIGHT: Copyright 2005 Filip Navara <navaraf@reactos.org>
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* Copyright 2001 - 2005 Eric Kohl
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*/
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#include "cmlib.h"
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#define NDEBUG
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#include <debug.h>
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ULONG CmlibTraceLevel = 0;
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// FIXME: This function must be replaced by CmpCreateRootNode from ntoskrnl/config/cmsysini.c
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// (and CmpCreateRootNode be moved there).
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BOOLEAN CMAPI
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CmCreateRootNode(
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PHHIVE Hive,
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PCWSTR Name)
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{
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UNICODE_STRING KeyName;
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PCM_KEY_NODE KeyCell;
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HCELL_INDEX RootCellIndex;
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/* Initialize the node name and allocate it */
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RtlInitUnicodeString(&KeyName, Name);
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RootCellIndex = HvAllocateCell(Hive,
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FIELD_OFFSET(CM_KEY_NODE, Name) +
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CmpNameSize(Hive, &KeyName),
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Stable,
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HCELL_NIL);
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if (RootCellIndex == HCELL_NIL) return FALSE;
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/* Seutp the base block */
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Hive->BaseBlock->RootCell = RootCellIndex;
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Hive->BaseBlock->CheckSum = HvpHiveHeaderChecksum(Hive->BaseBlock);
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/* Get the key cell */
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KeyCell = (PCM_KEY_NODE)HvGetCell(Hive, RootCellIndex);
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if (!KeyCell)
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{
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HvFreeCell(Hive, RootCellIndex);
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return FALSE;
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}
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/* Setup the cell */
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KeyCell->Signature = CM_KEY_NODE_SIGNATURE;
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KeyCell->Flags = KEY_HIVE_ENTRY | KEY_NO_DELETE;
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// KeQuerySystemTime(&KeyCell->LastWriteTime);
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KeyCell->LastWriteTime.QuadPart = 0ULL;
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KeyCell->Parent = HCELL_NIL;
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KeyCell->SubKeyCounts[Stable] = 0;
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KeyCell->SubKeyCounts[Volatile] = 0;
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KeyCell->SubKeyLists[Stable] = HCELL_NIL;
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KeyCell->SubKeyLists[Volatile] = HCELL_NIL;
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KeyCell->ValueList.Count = 0;
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KeyCell->ValueList.List = HCELL_NIL;
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KeyCell->Security = HCELL_NIL;
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KeyCell->Class = HCELL_NIL;
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KeyCell->ClassLength = 0;
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KeyCell->MaxNameLen = 0;
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KeyCell->MaxClassLen = 0;
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KeyCell->MaxValueNameLen = 0;
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KeyCell->MaxValueDataLen = 0;
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KeyCell->NameLength = CmpCopyName(Hive, KeyCell->Name, &KeyName);
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if (KeyCell->NameLength < KeyName.Length) KeyCell->Flags |= KEY_COMP_NAME;
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/* Return success */
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HvReleaseCell(Hive, RootCellIndex);
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return TRUE;
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}
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