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1087 lines
31 KiB
C
1087 lines
31 KiB
C
/*
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* PROJECT: Local Security Authority Server DLL
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: dll/win32/lsasrv/database.c
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* PURPOSE: LSA object database
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* COPYRIGHT: Copyright 2011 Eric Kohl
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*/
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#include "lsasrv.h"
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/* GLOBALS *****************************************************************/
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static HANDLE SecurityKeyHandle = NULL;
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SID_IDENTIFIER_AUTHORITY NullSidAuthority = {SECURITY_NULL_SID_AUTHORITY};
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SID_IDENTIFIER_AUTHORITY WorldSidAuthority = {SECURITY_WORLD_SID_AUTHORITY};
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SID_IDENTIFIER_AUTHORITY LocalSidAuthority = {SECURITY_LOCAL_SID_AUTHORITY};
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SID_IDENTIFIER_AUTHORITY CreatorSidAuthority = {SECURITY_CREATOR_SID_AUTHORITY};
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SID_IDENTIFIER_AUTHORITY NtAuthority = {SECURITY_NT_AUTHORITY};
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PSID BuiltinDomainSid = NULL;
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PSID AccountDomainSid = NULL;
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UNICODE_STRING BuiltinDomainName = {0, 0, NULL};
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UNICODE_STRING AccountDomainName = {0, 0, NULL};
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/* FUNCTIONS ***************************************************************/
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static NTSTATUS
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LsapOpenServiceKey(VOID)
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{
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OBJECT_ATTRIBUTES ObjectAttributes;
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UNICODE_STRING KeyName;
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NTSTATUS Status;
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RtlInitUnicodeString(&KeyName,
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L"\\Registry\\Machine\\SECURITY");
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InitializeObjectAttributes(&ObjectAttributes,
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&KeyName,
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OBJ_CASE_INSENSITIVE,
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NULL,
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NULL);
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Status = RtlpNtOpenKey(&SecurityKeyHandle,
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KEY_READ | KEY_CREATE_SUB_KEY | KEY_ENUMERATE_SUB_KEYS,
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&ObjectAttributes,
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0);
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return Status;
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}
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static BOOLEAN
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LsapIsDatabaseInstalled(VOID)
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{
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OBJECT_ATTRIBUTES ObjectAttributes;
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UNICODE_STRING KeyName;
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HANDLE KeyHandle;
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NTSTATUS Status;
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RtlInitUnicodeString(&KeyName,
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L"Policy");
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InitializeObjectAttributes(&ObjectAttributes,
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&KeyName,
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OBJ_CASE_INSENSITIVE,
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SecurityKeyHandle,
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NULL);
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Status = RtlpNtOpenKey(&KeyHandle,
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KEY_READ,
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&ObjectAttributes,
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0);
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if (!NT_SUCCESS(Status))
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return FALSE;
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NtClose(KeyHandle);
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return TRUE;
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}
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static NTSTATUS
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LsapCreateDatabaseKeys(VOID)
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{
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OBJECT_ATTRIBUTES ObjectAttributes;
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UNICODE_STRING KeyName;
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HANDLE PolicyKeyHandle = NULL;
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HANDLE AccountsKeyHandle = NULL;
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HANDLE DomainsKeyHandle = NULL;
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HANDLE SecretsKeyHandle = NULL;
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NTSTATUS Status = STATUS_SUCCESS;
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TRACE("LsapInstallDatabase()\n");
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/* Create the 'Policy' key */
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RtlInitUnicodeString(&KeyName,
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L"Policy");
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InitializeObjectAttributes(&ObjectAttributes,
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&KeyName,
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OBJ_CASE_INSENSITIVE,
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SecurityKeyHandle,
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NULL);
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Status = NtCreateKey(&PolicyKeyHandle,
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KEY_ALL_ACCESS,
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&ObjectAttributes,
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0,
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NULL,
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0,
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NULL);
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if (!NT_SUCCESS(Status))
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{
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ERR("Failed to create the 'Policy' key (Status: 0x%08lx)\n", Status);
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goto Done;
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}
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/* Create the 'Accounts' key */
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RtlInitUnicodeString(&KeyName,
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L"Accounts");
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InitializeObjectAttributes(&ObjectAttributes,
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&KeyName,
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OBJ_CASE_INSENSITIVE,
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PolicyKeyHandle,
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NULL);
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Status = NtCreateKey(&AccountsKeyHandle,
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KEY_ALL_ACCESS,
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&ObjectAttributes,
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0,
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NULL,
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0,
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NULL);
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if (!NT_SUCCESS(Status))
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{
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ERR("Failed to create the 'Accounts' key (Status: 0x%08lx)\n", Status);
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goto Done;
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}
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/* Create the 'Domains' key */
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RtlInitUnicodeString(&KeyName,
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L"Domains");
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InitializeObjectAttributes(&ObjectAttributes,
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&KeyName,
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OBJ_CASE_INSENSITIVE,
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PolicyKeyHandle,
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NULL);
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Status = NtCreateKey(&DomainsKeyHandle,
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KEY_ALL_ACCESS,
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&ObjectAttributes,
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0,
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NULL,
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0,
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NULL);
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if (!NT_SUCCESS(Status))
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{
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ERR("Failed to create the 'Domains' key (Status: 0x%08lx)\n", Status);
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goto Done;
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}
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/* Create the 'Secrets' key */
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RtlInitUnicodeString(&KeyName,
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L"Secrets");
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InitializeObjectAttributes(&ObjectAttributes,
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&KeyName,
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OBJ_CASE_INSENSITIVE,
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PolicyKeyHandle,
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NULL);
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Status = NtCreateKey(&SecretsKeyHandle,
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KEY_ALL_ACCESS,
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&ObjectAttributes,
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0,
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NULL,
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0,
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NULL);
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if (!NT_SUCCESS(Status))
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{
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ERR("Failed to create the 'Secrets' key (Status: 0x%08lx)\n", Status);
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goto Done;
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}
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Done:
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if (SecretsKeyHandle != NULL)
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NtClose(SecretsKeyHandle);
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if (DomainsKeyHandle != NULL)
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NtClose(DomainsKeyHandle);
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if (AccountsKeyHandle != NULL)
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NtClose(AccountsKeyHandle);
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if (PolicyKeyHandle != NULL)
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NtClose(PolicyKeyHandle);
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TRACE("LsapInstallDatabase() done (Status: 0x%08lx)\n", Status);
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return Status;
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}
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static NTSTATUS
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LsapCreateRandomDomainSid(OUT PSID *Sid)
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{
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LARGE_INTEGER SystemTime;
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PULONG Seed;
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NtQuerySystemTime(&SystemTime);
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Seed = &SystemTime.u.LowPart;
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return RtlAllocateAndInitializeSid(&NtAuthority,
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4,
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SECURITY_NT_NON_UNIQUE,
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RtlUniform(Seed),
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RtlUniform(Seed),
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RtlUniform(Seed),
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SECURITY_NULL_RID,
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SECURITY_NULL_RID,
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SECURITY_NULL_RID,
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SECURITY_NULL_RID,
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Sid);
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}
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static NTSTATUS
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LsapCreateDatabaseObjects(VOID)
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{
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PLSAP_POLICY_AUDIT_EVENTS_DATA AuditEventsInfo = NULL;
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POLICY_DEFAULT_QUOTA_INFO QuotaInfo;
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POLICY_MODIFICATION_INFO ModificationInfo;
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POLICY_AUDIT_FULL_QUERY_INFO AuditFullInfo = {FALSE, FALSE};
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POLICY_AUDIT_LOG_INFO AuditLogInfo;
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GUID DnsDomainGuid;
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PLSA_DB_OBJECT PolicyObject = NULL;
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PSID AccountDomainSid = NULL;
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PSECURITY_DESCRIPTOR PolicySd = NULL;
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ULONG PolicySdSize = 0;
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ULONG i;
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NTSTATUS Status;
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/* Initialize the default quota limits */
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QuotaInfo.QuotaLimits.PagedPoolLimit = 0x2000000;
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QuotaInfo.QuotaLimits.NonPagedPoolLimit = 0x100000;
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QuotaInfo.QuotaLimits.MinimumWorkingSetSize = 0x10000;
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QuotaInfo.QuotaLimits.MaximumWorkingSetSize = 0xF000000;
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QuotaInfo.QuotaLimits.PagefileLimit = 0;
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QuotaInfo.QuotaLimits.TimeLimit.QuadPart = 0;
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/* Initialize the audit log attribute */
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AuditLogInfo.AuditLogPercentFull = 0;
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AuditLogInfo.MaximumLogSize = 0; // DWORD
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AuditLogInfo.AuditRetentionPeriod.QuadPart = 0; // LARGE_INTEGER
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AuditLogInfo.AuditLogFullShutdownInProgress = 0; // BYTE
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AuditLogInfo.TimeToShutdown.QuadPart = 0; // LARGE_INTEGER
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AuditLogInfo.NextAuditRecordId = 0; // DWORD
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/* Initialize the Audit Events attribute */
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AuditEventsInfo = RtlAllocateHeap(RtlGetProcessHeap(),
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HEAP_ZERO_MEMORY,
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sizeof(LSAP_POLICY_AUDIT_EVENTS_DATA));
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if (AuditEventsInfo == NULL)
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return STATUS_INSUFFICIENT_RESOURCES;
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AuditEventsInfo->AuditingMode = FALSE;
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AuditEventsInfo->MaximumAuditEventCount = POLICY_AUDIT_EVENT_TYPE_COUNT;
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for (i = 0; i < POLICY_AUDIT_EVENT_TYPE_COUNT; i++)
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AuditEventsInfo->AuditEvents[i] = 0;
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/* Initialize the DNS Domain GUID attribute */
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RtlZeroMemory(&DnsDomainGuid, sizeof(DnsDomainGuid));
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/* Initialize the modification attribute */
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ModificationInfo.ModifiedId.QuadPart = 0;
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NtQuerySystemTime(&ModificationInfo.DatabaseCreationTime);
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/* Create a random domain SID */
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Status = LsapCreateRandomDomainSid(&AccountDomainSid);
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if (!NT_SUCCESS(Status))
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goto done;
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Status = LsapCreatePolicySd(&PolicySd, &PolicySdSize);
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if (!NT_SUCCESS(Status))
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goto done;
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/* Open the 'Policy' object */
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Status = LsapOpenDbObject(NULL,
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NULL,
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L"Policy",
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LsaDbPolicyObject,
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0,
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TRUE,
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&PolicyObject);
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if (!NT_SUCCESS(Status))
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goto done;
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/* Set the Primary Domain Name attribute */
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LsapSetObjectAttribute(PolicyObject,
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L"PolPrDmN",
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NULL,
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0);
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/* Set the Primary Domain SID attribute */
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LsapSetObjectAttribute(PolicyObject,
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L"PolPrDmS",
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NULL,
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0);
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/* Set the Account Domain Name attribute */
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LsapSetObjectAttribute(PolicyObject,
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L"PolAcDmN",
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NULL,
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0);
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/* Set the Account Domain SID attribute */
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LsapSetObjectAttribute(PolicyObject,
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L"PolAcDmS",
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AccountDomainSid,
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RtlLengthSid(AccountDomainSid));
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/* Set the default quota limits attribute */
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LsapSetObjectAttribute(PolicyObject,
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L"DefQuota",
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&QuotaInfo,
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sizeof(QuotaInfo));
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/* Set the modification attribute */
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LsapSetObjectAttribute(PolicyObject,
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L"PolMod",
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&ModificationInfo,
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sizeof(ModificationInfo));
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/* Set the audit full attribute */
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LsapSetObjectAttribute(PolicyObject,
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L"PolAdtFl",
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&AuditFullInfo,
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sizeof(AuditFullInfo));
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/* Set the audit log attribute */
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LsapSetObjectAttribute(PolicyObject,
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L"PolAdtLg",
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&AuditLogInfo,
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sizeof(AuditLogInfo));
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/* Set the audit events attribute */
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LsapSetObjectAttribute(PolicyObject,
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L"PolAdtEv",
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AuditEventsInfo,
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sizeof(*AuditEventsInfo));
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/* Set the DNS Domain Name attribute */
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LsapSetObjectAttribute(PolicyObject,
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L"PolDnDDN",
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NULL,
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0);
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/* Set the DNS Forest Name attribute */
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LsapSetObjectAttribute(PolicyObject,
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L"PolDnTrN",
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NULL,
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0);
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/* Set the DNS Domain GUID attribute */
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LsapSetObjectAttribute(PolicyObject,
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L"PolDnDmG",
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&DnsDomainGuid,
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sizeof(DnsDomainGuid));
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/* Set the Security Descriptor */
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LsapSetObjectAttribute(PolicyObject,
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L"SecDesc",
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PolicySd,
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PolicySdSize);
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done:
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if (AuditEventsInfo != NULL)
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RtlFreeHeap(RtlGetProcessHeap(), 0, AuditEventsInfo);
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if (PolicyObject != NULL)
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LsapCloseDbObject(PolicyObject);
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if (AccountDomainSid != NULL)
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RtlFreeSid(AccountDomainSid);
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if (PolicySd != NULL)
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RtlFreeHeap(RtlGetProcessHeap(), 0, PolicySd);
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return Status;
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}
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static NTSTATUS
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LsapUpdateDatabase(VOID)
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{
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return STATUS_SUCCESS;
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}
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|
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static NTSTATUS
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LsapGetDomainInfo(VOID)
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{
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PLSA_DB_OBJECT PolicyObject = NULL;
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PUNICODE_STRING DomainName = NULL;
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ULONG AttributeSize;
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LPWSTR SidString = NULL;
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NTSTATUS Status;
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/* Get the built-in domain SID and name */
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Status = RtlAllocateAndInitializeSid(&NtAuthority,
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1,
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SECURITY_BUILTIN_DOMAIN_RID,
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0, 0, 0, 0, 0, 0, 0,
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&BuiltinDomainSid);
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if (!NT_SUCCESS(Status))
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return Status;
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/**/
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RtlInitUnicodeString(&BuiltinDomainName,
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L"BUILTIN");
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/* Open the 'Policy' object */
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Status = LsapOpenDbObject(NULL,
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NULL,
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L"Policy",
|
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LsaDbPolicyObject,
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0,
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TRUE,
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&PolicyObject);
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if (!NT_SUCCESS(Status))
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goto done;
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|
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/* Get the account domain SID */
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AttributeSize = 0;
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Status = LsapGetObjectAttribute(PolicyObject,
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L"PolAcDmS",
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NULL,
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&AttributeSize);
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if (!NT_SUCCESS(Status))
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goto done;
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|
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if (AttributeSize > 0)
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{
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AccountDomainSid = RtlAllocateHeap(RtlGetProcessHeap(),
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HEAP_ZERO_MEMORY,
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AttributeSize);
|
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if (AccountDomainSid == NULL)
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{
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Status = STATUS_INSUFFICIENT_RESOURCES;
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goto done;
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}
|
|
|
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Status = LsapGetObjectAttribute(PolicyObject,
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L"PolAcDmS",
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AccountDomainSid,
|
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&AttributeSize);
|
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if (!NT_SUCCESS(Status))
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goto done;
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}
|
|
|
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/* Get the account domain name */
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AttributeSize = 0;
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Status = LsapGetObjectAttribute(PolicyObject,
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L"PolAcDmN",
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NULL,
|
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&AttributeSize);
|
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if (!NT_SUCCESS(Status))
|
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goto done;
|
|
|
|
if (AttributeSize > 0)
|
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{
|
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DomainName = RtlAllocateHeap(RtlGetProcessHeap(),
|
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HEAP_ZERO_MEMORY,
|
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AttributeSize);
|
|
if (DomainName == NULL)
|
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{
|
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Status = STATUS_INSUFFICIENT_RESOURCES;
|
|
goto done;
|
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}
|
|
|
|
Status = LsapGetObjectAttribute(PolicyObject,
|
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L"PolAcDmN",
|
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DomainName,
|
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&AttributeSize);
|
|
if (!NT_SUCCESS(Status))
|
|
goto done;
|
|
|
|
DomainName->Buffer = (LPWSTR)((ULONG_PTR)DomainName + (ULONG_PTR)DomainName->Buffer);
|
|
|
|
AccountDomainName.Length = DomainName->Length;
|
|
AccountDomainName.MaximumLength = DomainName->Length + sizeof(WCHAR);
|
|
AccountDomainName.Buffer = RtlAllocateHeap(RtlGetProcessHeap(),
|
|
HEAP_ZERO_MEMORY,
|
|
AccountDomainName.MaximumLength);
|
|
if (AccountDomainName.Buffer == NULL)
|
|
{
|
|
ERR("Failed to allocate the account domain name buffer\n");
|
|
Status = STATUS_INSUFFICIENT_RESOURCES;
|
|
goto done;
|
|
}
|
|
|
|
RtlCopyMemory(AccountDomainName.Buffer,
|
|
DomainName->Buffer,
|
|
DomainName->Length);
|
|
}
|
|
|
|
ConvertSidToStringSidW(BuiltinDomainSid, &SidString);
|
|
TRACE("Builtin Domain SID: %S\n", SidString);
|
|
LocalFree(SidString);
|
|
SidString = NULL;
|
|
|
|
TRACE("Builtin Domain Name: %wZ\n", &BuiltinDomainName);
|
|
|
|
ConvertSidToStringSidW(AccountDomainSid, &SidString);
|
|
TRACE("Account Domain SID: %S\n", SidString);
|
|
LocalFree(SidString);
|
|
SidString = NULL;
|
|
|
|
TRACE("Account Domain Name: %wZ\n", &AccountDomainName);
|
|
|
|
done:
|
|
if (DomainName != NULL)
|
|
RtlFreeHeap(RtlGetProcessHeap(), 0, DomainName);
|
|
|
|
if (PolicyObject != NULL)
|
|
LsapCloseDbObject(PolicyObject);
|
|
|
|
return Status;
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
LsapInitDatabase(VOID)
|
|
{
|
|
NTSTATUS Status;
|
|
|
|
TRACE("LsapInitDatabase()\n");
|
|
|
|
Status = LsapOpenServiceKey();
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
ERR("Failed to open the service key (Status: 0x%08lx)\n", Status);
|
|
return Status;
|
|
}
|
|
|
|
if (!LsapIsDatabaseInstalled())
|
|
{
|
|
Status = LsapCreateDatabaseKeys();
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
ERR("Failed to create the LSA database keys (Status: 0x%08lx)\n", Status);
|
|
return Status;
|
|
}
|
|
|
|
Status = LsapCreateDatabaseObjects();
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
ERR("Failed to create the LSA database objects (Status: 0x%08lx)\n", Status);
|
|
return Status;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
Status = LsapUpdateDatabase();
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
ERR("Failed to update the LSA database (Status: 0x%08lx)\n", Status);
|
|
return Status;
|
|
}
|
|
}
|
|
|
|
Status = LsapGetDomainInfo();
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
ERR("Failed to get the domain information (Status: 0x%08lx)\n", Status);
|
|
return Status;
|
|
}
|
|
|
|
TRACE("LsapInitDatabase() done\n");
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
LsapCreateDbObject(IN PLSA_DB_OBJECT ParentObject,
|
|
IN LPWSTR ContainerName,
|
|
IN LPWSTR ObjectName,
|
|
IN LSA_DB_OBJECT_TYPE ObjectType,
|
|
IN ACCESS_MASK DesiredAccess,
|
|
IN BOOLEAN Trusted,
|
|
OUT PLSA_DB_OBJECT *DbObject)
|
|
{
|
|
PLSA_DB_OBJECT NewObject;
|
|
OBJECT_ATTRIBUTES ObjectAttributes;
|
|
UNICODE_STRING KeyName;
|
|
HANDLE ParentKeyHandle;
|
|
HANDLE ContainerKeyHandle = NULL;
|
|
HANDLE ObjectKeyHandle = NULL;
|
|
NTSTATUS Status;
|
|
|
|
if (DbObject == NULL)
|
|
return STATUS_INVALID_PARAMETER;
|
|
|
|
if (ParentObject == NULL)
|
|
ParentKeyHandle = SecurityKeyHandle;
|
|
else
|
|
ParentKeyHandle = ParentObject->KeyHandle;
|
|
|
|
if (ContainerName != NULL)
|
|
{
|
|
/* Open the container key */
|
|
RtlInitUnicodeString(&KeyName,
|
|
ContainerName);
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&KeyName,
|
|
OBJ_CASE_INSENSITIVE,
|
|
ParentKeyHandle,
|
|
NULL);
|
|
|
|
Status = NtOpenKey(&ContainerKeyHandle,
|
|
KEY_ALL_ACCESS,
|
|
&ObjectAttributes);
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
return Status;
|
|
}
|
|
|
|
/* Open the object key */
|
|
RtlInitUnicodeString(&KeyName,
|
|
ObjectName);
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&KeyName,
|
|
OBJ_CASE_INSENSITIVE,
|
|
ContainerKeyHandle,
|
|
NULL);
|
|
|
|
Status = NtCreateKey(&ObjectKeyHandle,
|
|
KEY_ALL_ACCESS,
|
|
&ObjectAttributes,
|
|
0,
|
|
NULL,
|
|
0,
|
|
NULL);
|
|
|
|
NtClose(ContainerKeyHandle);
|
|
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
return Status;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
RtlInitUnicodeString(&KeyName,
|
|
ObjectName);
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&KeyName,
|
|
OBJ_CASE_INSENSITIVE,
|
|
ParentKeyHandle,
|
|
NULL);
|
|
|
|
Status = NtCreateKey(&ObjectKeyHandle,
|
|
KEY_ALL_ACCESS,
|
|
&ObjectAttributes,
|
|
0,
|
|
NULL,
|
|
0,
|
|
NULL);
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
return Status;
|
|
}
|
|
}
|
|
|
|
NewObject = RtlAllocateHeap(RtlGetProcessHeap(),
|
|
0,
|
|
sizeof(LSA_DB_OBJECT));
|
|
if (NewObject == NULL)
|
|
{
|
|
NtClose(ObjectKeyHandle);
|
|
return STATUS_NO_MEMORY;
|
|
}
|
|
|
|
NewObject->Signature = LSAP_DB_SIGNATURE;
|
|
NewObject->RefCount = 1;
|
|
NewObject->ObjectType = ObjectType;
|
|
NewObject->Access = DesiredAccess;
|
|
NewObject->KeyHandle = ObjectKeyHandle;
|
|
NewObject->ParentObject = ParentObject;
|
|
NewObject->Trusted = Trusted;
|
|
|
|
if (ParentObject != NULL)
|
|
ParentObject->RefCount++;
|
|
|
|
*DbObject = NewObject;
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
LsapOpenDbObject(IN PLSA_DB_OBJECT ParentObject,
|
|
IN LPWSTR ContainerName,
|
|
IN LPWSTR ObjectName,
|
|
IN LSA_DB_OBJECT_TYPE ObjectType,
|
|
IN ACCESS_MASK DesiredAccess,
|
|
IN BOOLEAN Trusted,
|
|
OUT PLSA_DB_OBJECT *DbObject)
|
|
{
|
|
PLSA_DB_OBJECT NewObject;
|
|
OBJECT_ATTRIBUTES ObjectAttributes;
|
|
UNICODE_STRING KeyName;
|
|
HANDLE ParentKeyHandle;
|
|
HANDLE ContainerKeyHandle = NULL;
|
|
HANDLE ObjectKeyHandle = NULL;
|
|
NTSTATUS Status;
|
|
|
|
if (DbObject == NULL)
|
|
return STATUS_INVALID_PARAMETER;
|
|
|
|
if (ParentObject == NULL)
|
|
ParentKeyHandle = SecurityKeyHandle;
|
|
else
|
|
ParentKeyHandle = ParentObject->KeyHandle;
|
|
|
|
if (ContainerName != NULL)
|
|
{
|
|
/* Open the container key */
|
|
RtlInitUnicodeString(&KeyName,
|
|
ContainerName);
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&KeyName,
|
|
OBJ_CASE_INSENSITIVE,
|
|
ParentKeyHandle,
|
|
NULL);
|
|
|
|
Status = NtOpenKey(&ContainerKeyHandle,
|
|
KEY_ALL_ACCESS,
|
|
&ObjectAttributes);
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
return Status;
|
|
}
|
|
|
|
/* Open the object key */
|
|
RtlInitUnicodeString(&KeyName,
|
|
ObjectName);
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&KeyName,
|
|
OBJ_CASE_INSENSITIVE,
|
|
ContainerKeyHandle,
|
|
NULL);
|
|
|
|
Status = NtOpenKey(&ObjectKeyHandle,
|
|
KEY_ALL_ACCESS,
|
|
&ObjectAttributes);
|
|
|
|
NtClose(ContainerKeyHandle);
|
|
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
return Status;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* Open the object key */
|
|
RtlInitUnicodeString(&KeyName,
|
|
ObjectName);
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&KeyName,
|
|
OBJ_CASE_INSENSITIVE,
|
|
ParentKeyHandle,
|
|
NULL);
|
|
|
|
Status = NtOpenKey(&ObjectKeyHandle,
|
|
KEY_ALL_ACCESS,
|
|
&ObjectAttributes);
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
return Status;
|
|
}
|
|
}
|
|
|
|
NewObject = RtlAllocateHeap(RtlGetProcessHeap(),
|
|
0,
|
|
sizeof(LSA_DB_OBJECT));
|
|
if (NewObject == NULL)
|
|
{
|
|
NtClose(ObjectKeyHandle);
|
|
return STATUS_NO_MEMORY;
|
|
}
|
|
|
|
NewObject->Signature = LSAP_DB_SIGNATURE;
|
|
NewObject->RefCount = 1;
|
|
NewObject->ObjectType = ObjectType;
|
|
NewObject->Access = DesiredAccess;
|
|
NewObject->KeyHandle = ObjectKeyHandle;
|
|
NewObject->ParentObject = ParentObject;
|
|
NewObject->Trusted = Trusted;
|
|
|
|
if (ParentObject != NULL)
|
|
ParentObject->RefCount++;
|
|
|
|
*DbObject = NewObject;
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
LsapValidateDbObject(LSAPR_HANDLE Handle,
|
|
LSA_DB_OBJECT_TYPE ObjectType,
|
|
ACCESS_MASK DesiredAccess,
|
|
PLSA_DB_OBJECT *DbObject)
|
|
{
|
|
PLSA_DB_OBJECT LocalObject = (PLSA_DB_OBJECT)Handle;
|
|
BOOLEAN bValid = FALSE;
|
|
|
|
_SEH2_TRY
|
|
{
|
|
if (LocalObject->Signature == LSAP_DB_SIGNATURE)
|
|
{
|
|
if ((ObjectType == LsaDbIgnoreObject) ||
|
|
(LocalObject->ObjectType == ObjectType))
|
|
bValid = TRUE;
|
|
}
|
|
}
|
|
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
|
|
{
|
|
bValid = FALSE;
|
|
}
|
|
_SEH2_END;
|
|
|
|
if (bValid == FALSE)
|
|
return STATUS_INVALID_HANDLE;
|
|
|
|
if (DesiredAccess != 0)
|
|
{
|
|
/* Check for granted access rights */
|
|
if ((LocalObject->Access & DesiredAccess) != DesiredAccess)
|
|
{
|
|
ERR("LsapValidateDbObject access check failed %08lx %08lx\n",
|
|
LocalObject->Access, DesiredAccess);
|
|
return STATUS_ACCESS_DENIED;
|
|
}
|
|
}
|
|
|
|
if (DbObject != NULL)
|
|
*DbObject = LocalObject;
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
LsapCloseDbObject(PLSA_DB_OBJECT DbObject)
|
|
{
|
|
PLSA_DB_OBJECT ParentObject = NULL;
|
|
NTSTATUS Status = STATUS_SUCCESS;
|
|
|
|
DbObject->RefCount--;
|
|
|
|
if (DbObject->RefCount > 0)
|
|
return STATUS_SUCCESS;
|
|
|
|
if (DbObject->KeyHandle != NULL)
|
|
NtClose(DbObject->KeyHandle);
|
|
|
|
if (DbObject->ParentObject != NULL)
|
|
ParentObject = DbObject->ParentObject;
|
|
|
|
RtlFreeHeap(RtlGetProcessHeap(), 0, DbObject);
|
|
|
|
if (ParentObject != NULL)
|
|
{
|
|
ParentObject->RefCount--;
|
|
|
|
if (ParentObject->RefCount == 0)
|
|
Status = LsapCloseDbObject(ParentObject);
|
|
}
|
|
|
|
return Status;
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
LsapDeleteDbObject(IN PLSA_DB_OBJECT DbObject)
|
|
{
|
|
PLSA_DB_OBJECT ParentObject = NULL;
|
|
WCHAR KeyName[64];
|
|
ULONG Index;
|
|
NTSTATUS Status = STATUS_SUCCESS;
|
|
|
|
DbObject->RefCount--;
|
|
|
|
if (DbObject->RefCount > 0)
|
|
return STATUS_SUCCESS;
|
|
|
|
if (DbObject->KeyHandle != NULL)
|
|
{
|
|
Index = 0;
|
|
|
|
while (TRUE)
|
|
{
|
|
Status = LsapRegEnumerateSubKey(DbObject->KeyHandle,
|
|
Index,
|
|
sizeof(KeyName),
|
|
KeyName);
|
|
if (!NT_SUCCESS(Status))
|
|
break;
|
|
|
|
TRACE("Index: %lu\n", Index);
|
|
TRACE("Key name: %S\n", KeyName);
|
|
|
|
Status = LsapRegDeleteSubKey(DbObject->KeyHandle,
|
|
KeyName);
|
|
if (!NT_SUCCESS(Status))
|
|
break;
|
|
}
|
|
|
|
if (Status == STATUS_NO_MORE_ENTRIES)
|
|
Status = STATUS_SUCCESS;
|
|
|
|
LsapRegDeleteKey(DbObject->KeyHandle);
|
|
|
|
NtClose(DbObject->KeyHandle);
|
|
}
|
|
|
|
if (DbObject->ParentObject != NULL)
|
|
ParentObject = DbObject->ParentObject;
|
|
|
|
RtlFreeHeap(RtlGetProcessHeap(), 0, DbObject);
|
|
|
|
if (ParentObject != NULL)
|
|
{
|
|
ParentObject->RefCount--;
|
|
|
|
if (ParentObject->RefCount == 0)
|
|
Status = LsapCloseDbObject(ParentObject);
|
|
}
|
|
|
|
return Status;
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
LsapSetObjectAttribute(PLSA_DB_OBJECT DbObject,
|
|
LPWSTR AttributeName,
|
|
LPVOID AttributeData,
|
|
ULONG AttributeSize)
|
|
{
|
|
OBJECT_ATTRIBUTES ObjectAttributes;
|
|
UNICODE_STRING KeyName;
|
|
HANDLE AttributeKey;
|
|
NTSTATUS Status;
|
|
|
|
RtlInitUnicodeString(&KeyName,
|
|
AttributeName);
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&KeyName,
|
|
OBJ_CASE_INSENSITIVE,
|
|
DbObject->KeyHandle,
|
|
NULL);
|
|
|
|
Status = NtCreateKey(&AttributeKey,
|
|
KEY_SET_VALUE,
|
|
&ObjectAttributes,
|
|
0,
|
|
NULL,
|
|
REG_OPTION_NON_VOLATILE,
|
|
NULL);
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
ERR("NtCreateKey failed for '%S' with status 0x%lx\n",
|
|
AttributeName, Status);
|
|
return Status;
|
|
}
|
|
|
|
Status = RtlpNtSetValueKey(AttributeKey,
|
|
REG_NONE,
|
|
AttributeData,
|
|
AttributeSize);
|
|
|
|
NtClose(AttributeKey);
|
|
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
ERR("RtlpNtSetValueKey failed for '%S' with status 0x%lx\n",
|
|
AttributeName, Status);
|
|
}
|
|
|
|
return Status;
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
LsapGetObjectAttribute(PLSA_DB_OBJECT DbObject,
|
|
LPWSTR AttributeName,
|
|
LPVOID AttributeData,
|
|
PULONG AttributeSize)
|
|
{
|
|
OBJECT_ATTRIBUTES ObjectAttributes;
|
|
UNICODE_STRING KeyName;
|
|
HANDLE AttributeKey;
|
|
ULONG ValueSize;
|
|
NTSTATUS Status;
|
|
|
|
RtlInitUnicodeString(&KeyName,
|
|
AttributeName);
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&KeyName,
|
|
OBJ_CASE_INSENSITIVE,
|
|
DbObject->KeyHandle,
|
|
NULL);
|
|
|
|
Status = NtOpenKey(&AttributeKey,
|
|
KEY_QUERY_VALUE,
|
|
&ObjectAttributes);
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
return Status;
|
|
}
|
|
|
|
ValueSize = *AttributeSize;
|
|
Status = RtlpNtQueryValueKey(AttributeKey,
|
|
NULL,
|
|
NULL,
|
|
&ValueSize,
|
|
0);
|
|
if (!NT_SUCCESS(Status) && Status != STATUS_BUFFER_OVERFLOW)
|
|
{
|
|
goto Done;
|
|
}
|
|
|
|
if (AttributeData == NULL || *AttributeSize == 0)
|
|
{
|
|
*AttributeSize = ValueSize;
|
|
Status = STATUS_SUCCESS;
|
|
goto Done;
|
|
}
|
|
else if (*AttributeSize < ValueSize)
|
|
{
|
|
*AttributeSize = ValueSize;
|
|
Status = STATUS_BUFFER_OVERFLOW;
|
|
goto Done;
|
|
}
|
|
|
|
Status = RtlpNtQueryValueKey(AttributeKey,
|
|
NULL,
|
|
AttributeData,
|
|
&ValueSize,
|
|
0);
|
|
if (NT_SUCCESS(Status))
|
|
{
|
|
*AttributeSize = ValueSize;
|
|
}
|
|
|
|
Done:
|
|
NtClose(AttributeKey);
|
|
|
|
return Status;
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
LsapDeleteObjectAttribute(PLSA_DB_OBJECT DbObject,
|
|
LPWSTR AttributeName)
|
|
{
|
|
return LsapRegDeleteSubKey(DbObject->KeyHandle,
|
|
AttributeName);
|
|
}
|
|
|
|
/* EOF */
|