database.c File Reference

#include "lsasrv.h"

Include dependency graph for database.c:

Go to the source code of this file.

Functions
static NTSTATUS	LsapOpenServiceKey (VOID)
static BOOLEAN	LsapIsDatabaseInstalled (VOID)
static NTSTATUS	LsapCreateDatabaseKeys (VOID)
static NTSTATUS	LsapCreateRandomDomainSid (OUT PSID *Sid)
static NTSTATUS	LsapCreateDatabaseObjects (VOID)
static NTSTATUS	LsapUpdateDatabase (VOID)
static NTSTATUS	LsapGetDomainInfo (VOID)
NTSTATUS	LsapInitDatabase (VOID)
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)
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)
NTSTATUS	LsapValidateDbObject (LSAPR_HANDLE Handle, LSA_DB_OBJECT_TYPE ObjectType, ACCESS_MASK DesiredAccess, PLSA_DB_OBJECT *DbObject)
NTSTATUS	LsapCloseDbObject (PLSA_DB_OBJECT DbObject)
NTSTATUS	LsapDeleteDbObject (IN PLSA_DB_OBJECT DbObject)
NTSTATUS	LsapSetObjectAttribute (PLSA_DB_OBJECT DbObject, LPWSTR AttributeName, LPVOID AttributeData, ULONG AttributeSize)
NTSTATUS	LsapGetObjectAttribute (PLSA_DB_OBJECT DbObject, LPWSTR AttributeName, LPVOID AttributeData, PULONG AttributeSize)
NTSTATUS	LsapDeleteObjectAttribute (PLSA_DB_OBJECT DbObject, LPWSTR AttributeName)

Variables
static HANDLE	SecurityKeyHandle = NULL
SID_IDENTIFIER_AUTHORITY	NullSidAuthority = {SECURITY_NULL_SID_AUTHORITY}
SID_IDENTIFIER_AUTHORITY	WorldSidAuthority = {SECURITY_WORLD_SID_AUTHORITY}
SID_IDENTIFIER_AUTHORITY	LocalSidAuthority = {SECURITY_LOCAL_SID_AUTHORITY}
SID_IDENTIFIER_AUTHORITY	CreatorSidAuthority = {SECURITY_CREATOR_SID_AUTHORITY}
SID_IDENTIFIER_AUTHORITY	NtAuthority = {SECURITY_NT_AUTHORITY}
PSID	BuiltinDomainSid = NULL
PSID	AccountDomainSid = NULL
UNICODE_STRING	BuiltinDomainName = {0, 0, NULL}
UNICODE_STRING	AccountDomainName = {0, 0, NULL}

Function Documentation

LsapCloseDbObject()

NTSTATUS LsapCloseDbObject

(

PLSA_DB_OBJECT

DbObject

)

Definition at line 868 of file database.c.

{
    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;
}

Referenced by LsapCreateDatabaseObjects(), LsapDeleteDbObject(), LsapGetDomainInfo(), LsarAddAccountRights(), LsarClose(), LsarCreateSecret(), LsarOpenSecret(), LsarRemoveAccountRights(), LsarRetrievePrivateData(), and LsarStorePrivateData().

LsapCreateDatabaseKeys()

static NTSTATUS LsapCreateDatabaseKeys ( VOID  )

static

Definition at line 85 of file database.c.

{
    OBJECT_ATTRIBUTES ObjectAttributes;
    UNICODE_STRING KeyName;
    HANDLE PolicyKeyHandle = NULL;
    HANDLE AccountsKeyHandle = NULL;
    HANDLE DomainsKeyHandle = NULL;
    HANDLE SecretsKeyHandle = NULL;
    NTSTATUS Status = STATUS_SUCCESS;

    TRACE("LsapInstallDatabase()\n");

    /* Create the 'Policy' key */
    RtlInitUnicodeString(&KeyName,
                         L"Policy");

    InitializeObjectAttributes(&ObjectAttributes,
                               &KeyName,
                               OBJ_CASE_INSENSITIVE,
                               SecurityKeyHandle,
                               NULL);

    Status = NtCreateKey(&PolicyKeyHandle,
                         KEY_ALL_ACCESS,
                         &ObjectAttributes,
                         0,
                         NULL,
                         0,
                         NULL);
    if (!NT_SUCCESS(Status))
    {
        ERR("Failed to create the 'Policy' key (Status: 0x%08lx)\n", Status);
        goto Done;
    }

    /* Create the 'Accounts' key */
    RtlInitUnicodeString(&KeyName,
                         L"Accounts");

    InitializeObjectAttributes(&ObjectAttributes,
                               &KeyName,
                               OBJ_CASE_INSENSITIVE,
                               PolicyKeyHandle,
                               NULL);

    Status = NtCreateKey(&AccountsKeyHandle,
                         KEY_ALL_ACCESS,
                         &ObjectAttributes,
                         0,
                         NULL,
                         0,
                         NULL);
    if (!NT_SUCCESS(Status))
    {
        ERR("Failed to create the 'Accounts' key (Status: 0x%08lx)\n", Status);
        goto Done;
    }

    /* Create the 'Domains' key */
    RtlInitUnicodeString(&KeyName,
                         L"Domains");

    InitializeObjectAttributes(&ObjectAttributes,
                               &KeyName,
                               OBJ_CASE_INSENSITIVE,
                               PolicyKeyHandle,
                               NULL);

    Status = NtCreateKey(&DomainsKeyHandle,
                         KEY_ALL_ACCESS,
                         &ObjectAttributes,
                         0,
                         NULL,
                         0,
                         NULL);
    if (!NT_SUCCESS(Status))
    {
        ERR("Failed to create the 'Domains' key (Status: 0x%08lx)\n", Status);
        goto Done;
    }

    /* Create the 'Secrets' key */
    RtlInitUnicodeString(&KeyName,
                         L"Secrets");

    InitializeObjectAttributes(&ObjectAttributes,
                               &KeyName,
                               OBJ_CASE_INSENSITIVE,
                               PolicyKeyHandle,
                               NULL);

    Status = NtCreateKey(&SecretsKeyHandle,
                         KEY_ALL_ACCESS,
                         &ObjectAttributes,
                         0,
                         NULL,
                         0,
                         NULL);
    if (!NT_SUCCESS(Status))
    {
        ERR("Failed to create the 'Secrets' key (Status: 0x%08lx)\n", Status);
        goto Done;
    }

Done:
    if (SecretsKeyHandle != NULL)
        NtClose(SecretsKeyHandle);

    if (DomainsKeyHandle != NULL)
        NtClose(DomainsKeyHandle);

    if (AccountsKeyHandle != NULL)
        NtClose(AccountsKeyHandle);

    if (PolicyKeyHandle != NULL)
        NtClose(PolicyKeyHandle);

    TRACE("LsapInstallDatabase() done (Status: 0x%08lx)\n", Status);

    return Status;
}

Referenced by LsapInitDatabase().

LsapCreateDatabaseObjects()

static NTSTATUS LsapCreateDatabaseObjects ( VOID  )

static

Definition at line 232 of file database.c.

{
    PLSAP_POLICY_AUDIT_EVENTS_DATA AuditEventsInfo = NULL;
    POLICY_DEFAULT_QUOTA_INFO QuotaInfo;
    POLICY_MODIFICATION_INFO ModificationInfo;
    POLICY_AUDIT_FULL_QUERY_INFO AuditFullInfo = {FALSE, FALSE};
    POLICY_AUDIT_LOG_INFO AuditLogInfo;
    GUID DnsDomainGuid;
    PLSA_DB_OBJECT PolicyObject = NULL;
    PSID AccountDomainSid = NULL;
    PSECURITY_DESCRIPTOR PolicySd = NULL;
    ULONG PolicySdSize = 0;
    ULONG i;
    NTSTATUS Status;

    /* Initialize the default quota limits */
    QuotaInfo.QuotaLimits.PagedPoolLimit = 0x2000000;
    QuotaInfo.QuotaLimits.NonPagedPoolLimit = 0x100000;
    QuotaInfo.QuotaLimits.MinimumWorkingSetSize = 0x10000;
    QuotaInfo.QuotaLimits.MaximumWorkingSetSize = 0xF000000;
    QuotaInfo.QuotaLimits.PagefileLimit = 0;
    QuotaInfo.QuotaLimits.TimeLimit.QuadPart = 0;

    /* Initialize the audit log attribute */
    AuditLogInfo.AuditLogPercentFull = 0;
    AuditLogInfo.MaximumLogSize = 0;                    // DWORD
    AuditLogInfo.AuditRetentionPeriod.QuadPart = 0;     // LARGE_INTEGER
    AuditLogInfo.AuditLogFullShutdownInProgress = 0;    // BYTE
    AuditLogInfo.TimeToShutdown.QuadPart = 0;           // LARGE_INTEGER
    AuditLogInfo.NextAuditRecordId = 0;                 // DWORD

    /* Initialize the Audit Events attribute */
    AuditEventsInfo = RtlAllocateHeap(RtlGetProcessHeap(),
                                      HEAP_ZERO_MEMORY,
                                      sizeof(LSAP_POLICY_AUDIT_EVENTS_DATA));
    if (AuditEventsInfo == NULL)
        return STATUS_INSUFFICIENT_RESOURCES;

    AuditEventsInfo->AuditingMode = FALSE;
    AuditEventsInfo->MaximumAuditEventCount = POLICY_AUDIT_EVENT_TYPE_COUNT;
    for (i = 0; i < POLICY_AUDIT_EVENT_TYPE_COUNT; i++)
        AuditEventsInfo->AuditEvents[i] = 0;

    /* Initialize the DNS Domain GUID attribute */
    RtlZeroMemory(&DnsDomainGuid, sizeof(DnsDomainGuid));

    /* Initialize the modification attribute */
    ModificationInfo.ModifiedId.QuadPart = 0;
    NtQuerySystemTime(&ModificationInfo.DatabaseCreationTime);

    /* Create a random domain SID */
    Status = LsapCreateRandomDomainSid(&AccountDomainSid);
    if (!NT_SUCCESS(Status))
        goto done;

    Status = LsapCreatePolicySd(&PolicySd, &PolicySdSize);
    if (!NT_SUCCESS(Status))
        goto done;

    /* Open the 'Policy' object */
    Status = LsapOpenDbObject(NULL,
                              NULL,
                              L"Policy",
                              LsaDbPolicyObject,
                              0,
                              TRUE,
                              &PolicyObject);
    if (!NT_SUCCESS(Status))
        goto done;

    /* Set the Primary Domain Name attribute */
    LsapSetObjectAttribute(PolicyObject,
                           L"PolPrDmN",
                           NULL,
                           0);

    /* Set the Primary Domain SID attribute */
    LsapSetObjectAttribute(PolicyObject,
                           L"PolPrDmS",
                           NULL,
                           0);

    /* Set the Account Domain Name attribute */
    LsapSetObjectAttribute(PolicyObject,
                           L"PolAcDmN",
                           NULL,
                           0);

    /* Set the Account Domain SID attribute */
    LsapSetObjectAttribute(PolicyObject,
                           L"PolAcDmS",
                           AccountDomainSid,
                           RtlLengthSid(AccountDomainSid));

    /* Set the default quota limits attribute */
    LsapSetObjectAttribute(PolicyObject,
                           L"DefQuota",
                           &QuotaInfo,
                           sizeof(QuotaInfo));

    /* Set the modification attribute */
    LsapSetObjectAttribute(PolicyObject,
                           L"PolMod",
                           &ModificationInfo,
                           sizeof(ModificationInfo));

    /* Set the audit full attribute */
    LsapSetObjectAttribute(PolicyObject,
                           L"PolAdtFl",
                           &AuditFullInfo,
                           sizeof(AuditFullInfo));

    /* Set the audit log attribute */
    LsapSetObjectAttribute(PolicyObject,
                           L"PolAdtLg",
                           &AuditLogInfo,
                           sizeof(AuditLogInfo));

    /* Set the audit events attribute */
    LsapSetObjectAttribute(PolicyObject,
                           L"PolAdtEv",
                           AuditEventsInfo,
                           sizeof(*AuditEventsInfo));

    /* Set the DNS Domain Name attribute */
    LsapSetObjectAttribute(PolicyObject,
                           L"PolDnDDN",
                           NULL,
                           0);

    /* Set the DNS Forest Name attribute */
    LsapSetObjectAttribute(PolicyObject,
                           L"PolDnTrN",
                           NULL,
                           0);

    /* Set the DNS Domain GUID attribute */
    LsapSetObjectAttribute(PolicyObject,
                           L"PolDnDmG",
                           &DnsDomainGuid,
                           sizeof(DnsDomainGuid));

    /* Set the Security Descriptor */
    LsapSetObjectAttribute(PolicyObject,
                           L"SecDesc",
                           PolicySd,
                           PolicySdSize);

done:
    if (AuditEventsInfo != NULL)
        RtlFreeHeap(RtlGetProcessHeap(), 0, AuditEventsInfo);

    if (PolicyObject != NULL)
        LsapCloseDbObject(PolicyObject);

    if (AccountDomainSid != NULL)
        RtlFreeSid(AccountDomainSid);

    if (PolicySd != NULL)
        RtlFreeHeap(RtlGetProcessHeap(), 0, PolicySd);

    return Status;
}

Referenced by LsapInitDatabase().

LsapCreateDbObject()

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
	)

Definition at line 590 of file database.c.

{
    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;
}

Referenced by LsarCreateSecret(), LsarpCreateAccount(), and LsarStorePrivateData().

LsapCreateRandomDomainSid()

static NTSTATUS LsapCreateRandomDomainSid ( OUT PSID *  Sid )

static

Definition at line 209 of file database.c.

{
    LARGE_INTEGER SystemTime;
    PULONG Seed;

    NtQuerySystemTime(&SystemTime);
    Seed = &SystemTime.u.LowPart;

    return RtlAllocateAndInitializeSid(&NtAuthority,
                                       4,
                                       SECURITY_NT_NON_UNIQUE,
                                       RtlUniform(Seed),
                                       RtlUniform(Seed),
                                       RtlUniform(Seed),
                                       SECURITY_NULL_RID,
                                       SECURITY_NULL_RID,
                                       SECURITY_NULL_RID,
                                       SECURITY_NULL_RID,
                                       Sid);
}

Referenced by LsapCreateDatabaseObjects().

LsapDeleteDbObject()

NTSTATUS LsapDeleteDbObject

(

IN PLSA_DB_OBJECT

DbObject

)

Definition at line 899 of file database.c.

{
    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;
}

Referenced by LsarDeleteObject(), and LsarStorePrivateData().

LsapDeleteObjectAttribute()

NTSTATUS LsapDeleteObjectAttribute	(	PLSA_DB_OBJECT	DbObject,
		LPWSTR	AttributeName
	)

Definition at line 1080 of file database.c.

{
    return LsapRegDeleteSubKey(DbObject->KeyHandle,
                               AttributeName);
}

Referenced by LsarRemovePrivilegesFromAccount().

LsapGetDomainInfo()

static NTSTATUS LsapGetDomainInfo ( VOID  )

static

Definition at line 405 of file database.c.

{
    PLSA_DB_OBJECT PolicyObject = NULL;
    PUNICODE_STRING DomainName = NULL;
    ULONG AttributeSize;
    LPWSTR SidString = NULL;
    NTSTATUS Status;

    /* Get the built-in domain SID and name */
    Status = RtlAllocateAndInitializeSid(&NtAuthority,
                                         1,
                                         SECURITY_BUILTIN_DOMAIN_RID,
                                         0, 0, 0, 0, 0, 0, 0,
                                         &BuiltinDomainSid);
    if (!NT_SUCCESS(Status))
        return Status;

    
    RtlInitUnicodeString(&BuiltinDomainName,
                         L"BUILTIN");

    /* Open the 'Policy' object */
    Status = LsapOpenDbObject(NULL,
                              NULL,
                              L"Policy",
                              LsaDbPolicyObject,
                              0,
                              TRUE,
                              &PolicyObject);
    if (!NT_SUCCESS(Status))
        goto done;

    /* Get the account domain SID */
    AttributeSize = 0;
    Status = LsapGetObjectAttribute(PolicyObject,
                                    L"PolAcDmS",
                                    NULL,
                                    &AttributeSize);
    if (!NT_SUCCESS(Status))
        goto done;

    if (AttributeSize > 0)
    {
        AccountDomainSid = RtlAllocateHeap(RtlGetProcessHeap(),
                                           HEAP_ZERO_MEMORY,
                                           AttributeSize);
        if (AccountDomainSid == NULL)
        {
            Status = STATUS_INSUFFICIENT_RESOURCES;
            goto done;
        }

        Status = LsapGetObjectAttribute(PolicyObject,
                                        L"PolAcDmS",
                                        AccountDomainSid,
                                        &AttributeSize);
        if (!NT_SUCCESS(Status))
            goto done;
    }

    /* Get the account domain name */
    AttributeSize = 0;
    Status = LsapGetObjectAttribute(PolicyObject,
                                    L"PolAcDmN",
                                    NULL,
                                    &AttributeSize);
    if (!NT_SUCCESS(Status))
        goto done;

    if (AttributeSize > 0)
    {
        DomainName = RtlAllocateHeap(RtlGetProcessHeap(),
                                     HEAP_ZERO_MEMORY,
                                     AttributeSize);
        if (DomainName == NULL)
        {
            Status = STATUS_INSUFFICIENT_RESOURCES;
            goto done;
        }

        Status = LsapGetObjectAttribute(PolicyObject,
                                        L"PolAcDmN",
                                        DomainName,
                                        &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;
}

Referenced by LsapInitDatabase().

LsapGetObjectAttribute()

NTSTATUS LsapGetObjectAttribute	(	PLSA_DB_OBJECT	DbObject,
		LPWSTR	AttributeName,
		LPVOID	AttributeData,
		PULONG	AttributeSize
	)

Definition at line 1010 of file database.c.

{
    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;
}

Referenced by LsapGetDomainInfo(), LsarAddAccountRights(), LsarAddPrivilegesToAccount(), LsarEnumeratePrivilegesAccount(), LsarGetQuotasForAccount(), LsarGetSystemAccessAccount(), LsarQueryAccountDomain(), LsarQueryAuditEvents(), LsarQueryAuditFull(), LsarQueryAuditLog(), LsarQueryDefaultQuota(), LsarQueryDnsDomain(), LsarQueryModification(), LsarQueryPrimaryDomain(), LsarQuerySecret(), LsarQuerySecurityObject(), LsarQueryServerRole(), LsarRemoveAccountRights(), LsarRemovePrivilegesFromAccount(), LsarRetrievePrivateData(), LsarSetAuditFull(), LsarSetQuotasForAccount(), and LsarSetSecurityObject().

LsapInitDatabase()

NTSTATUS LsapInitDatabase

(

VOID

)

Definition at line 537 of file database.c.

{
    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;
}

Referenced by LsapInitLsa().

LsapIsDatabaseInstalled()

static BOOLEAN LsapIsDatabaseInstalled ( VOID  )

static

Definition at line 55 of file database.c.

{
    OBJECT_ATTRIBUTES ObjectAttributes;
    UNICODE_STRING KeyName;
    HANDLE KeyHandle;
    NTSTATUS Status;

    RtlInitUnicodeString(&KeyName,
                         L"Policy");

    InitializeObjectAttributes(&ObjectAttributes,
                               &KeyName,
                               OBJ_CASE_INSENSITIVE,
                               SecurityKeyHandle,
                               NULL);

    Status = RtlpNtOpenKey(&KeyHandle,
                           KEY_READ,
                           &ObjectAttributes,
                           0);
    if (!NT_SUCCESS(Status))
        return FALSE;

    NtClose(KeyHandle);

    return TRUE;
}

Referenced by LsapInitDatabase().

LsapOpenDbObject()

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
	)

Definition at line 710 of file database.c.

{
    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;
}

Referenced by LsaIOpenPolicyTrusted(), LsapCreateDatabaseObjects(), LsapGetDomainInfo(), LsarOpenPolicy(), LsarOpenSecret(), LsarpOpenAccount(), LsarRetrievePrivateData(), and LsarStorePrivateData().

LsapOpenServiceKey()

static NTSTATUS LsapOpenServiceKey ( VOID  )

static

Definition at line 30 of file database.c.

{
    OBJECT_ATTRIBUTES ObjectAttributes;
    UNICODE_STRING KeyName;
    NTSTATUS Status;

    RtlInitUnicodeString(&KeyName,
                         L"\\Registry\\Machine\\SECURITY");

    InitializeObjectAttributes(&ObjectAttributes,
                               &KeyName,
                               OBJ_CASE_INSENSITIVE,
                               NULL,
                               NULL);

    Status = RtlpNtOpenKey(&SecurityKeyHandle,
                           KEY_READ | KEY_CREATE_SUB_KEY | KEY_ENUMERATE_SUB_KEYS,
                           &ObjectAttributes,
                           0);

    return Status;
}

Referenced by LsapInitDatabase().

LsapSetObjectAttribute()

NTSTATUS LsapSetObjectAttribute	(	PLSA_DB_OBJECT	DbObject,
		LPWSTR	AttributeName,
		LPVOID	AttributeData,
		ULONG	AttributeSize
	)

Definition at line 959 of file database.c.

{
    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;
}

Referenced by LsapCreateDatabaseObjects(), LsarAddAccountRights(), LsarAddPrivilegesToAccount(), LsarCreateSecret(), LsarpCreateAccount(), LsarRemoveAccountRights(), LsarRemovePrivilegesFromAccount(), LsarSetAccountDomain(), LsarSetAuditEvents(), LsarSetAuditFull(), LsarSetAuditLog(), LsarSetDefaultQuota(), LsarSetModification(), LsarSetPrimaryDomain(), LsarSetQuotasForAccount(), LsarSetSecret(), LsarSetSecurityObject(), LsarSetServerRole(), LsarSetSystemAccessAccount(), and LsarStorePrivateData().

LsapUpdateDatabase()

static NTSTATUS LsapUpdateDatabase ( VOID  )

static

Definition at line 398 of file database.c.

{
    return STATUS_SUCCESS;
}

Referenced by LsapInitDatabase().

LsapValidateDbObject()

NTSTATUS LsapValidateDbObject	(	LSAPR_HANDLE	Handle,
		LSA_DB_OBJECT_TYPE	ObjectType,
		ACCESS_MASK	DesiredAccess,
		PLSA_DB_OBJECT *	DbObject
	)

Definition at line 823 of file database.c.

{
    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;
}

Referenced by LsarAddAccountRights(), LsarAddPrivilegesToAccount(), LsarClose(), LsarCreateAccount(), LsarCreateSecret(), LsarDeleteObject(), LsarEnumerateAccounts(), LsarEnumerateAccountsWithUserRight(), LsarEnumeratePrivileges(), LsarEnumeratePrivilegesAccount(), LsarGetQuotasForAccount(), LsarGetSystemAccessAccount(), LsarLookupPrivilegeDisplayName(), LsarLookupPrivilegeName(), LsarLookupPrivilegeValue(), LsarOpenAccount(), LsarOpenSecret(), LsarQueryInformationPolicy(), LsarQuerySecret(), LsarQuerySecurityObject(), LsarRemoveAccountRights(), LsarRemovePrivilegesFromAccount(), LsarRetrievePrivateData(), LsarSetInformationPolicy(), LsarSetQuotasForAccount(), LsarSetSecret(), LsarSetSecurityObject(), LsarSetSystemAccessAccount(), and LsarStorePrivateData().

Variable Documentation

AccountDomainName

UNICODE_STRING AccountDomainName = {0, 0, NULL}

Definition at line 24 of file database.c.

Referenced by LsapGetDomainInfo(), LsapLookupAccountDomainSids(), LsapLookupAccountNames(), LsapLookupIsolatedAccountNames(), and LsapLookupIsolatedNames().

AccountDomainSid

PSID AccountDomainSid = NULL

Definition at line 22 of file database.c.

Referenced by BuildTokenGroups(), BuildTokenInformationBuffer(), BuildTokenPrimaryGroup(), BuildTokenUser(), BuildUserInfoBuffer(), GetAccountDomainSid(), GetUserPrivileges(), LsaApLogonUserEx2(), LsapAddSamGroups(), LsapCreateDatabaseObjects(), LsapGetDomainInfo(), LsapLookupAccountDomainSids(), LsapLookupAccountNames(), LsapLookupIsolatedAccountNames(), LsapLookupIsolatedNames(), NetUserGetGroups(), NetUserGetInfo(), and NetUserGetLocalGroups().

BuiltinDomainName

UNICODE_STRING BuiltinDomainName = {0, 0, NULL}

Definition at line 23 of file database.c.

Referenced by LsapGetDomainInfo(), LsapLookupBuiltinDomainSids(), LsapLookupBuiltinNames(), LsapLookupIsolatedBuiltinNames(), and LsapLookupIsolatedNames().

BuiltinDomainSid

PSID BuiltinDomainSid = NULL

Definition at line 21 of file database.c.

Referenced by LsapGetDomainInfo().

CreatorSidAuthority

SID_IDENTIFIER_AUTHORITY CreatorSidAuthority = {SECURITY_CREATOR_SID_AUTHORITY}

Definition at line 18 of file database.c.

Referenced by LsapInitSids().

LocalSidAuthority

SID_IDENTIFIER_AUTHORITY LocalSidAuthority = {SECURITY_LOCAL_SID_AUTHORITY}

Definition at line 17 of file database.c.

Referenced by LsapInitSids().

NtAuthority

SID_IDENTIFIER_AUTHORITY NtAuthority = {SECURITY_NT_AUTHORITY}

Definition at line 19 of file database.c.

Referenced by CmpHiveRootSecurityDescriptor(), CreateBaseAcls(), GetNtAuthorityDomainSid(), is_process_limited(), IsUserAdmin(), LsapCreateRandomDomainSid(), LsapGetDomainInfo(), LsapInitSids(), and SmpCreateSecurityDescriptors().

NullSidAuthority

SID_IDENTIFIER_AUTHORITY NullSidAuthority = {SECURITY_NULL_SID_AUTHORITY}

Definition at line 15 of file database.c.

Referenced by LsapInitSids().

SecurityKeyHandle

HANDLE SecurityKeyHandle = NULL

static

Definition at line 13 of file database.c.

Referenced by LsapCreateDatabaseKeys(), LsapCreateDbObject(), LsapIsDatabaseInstalled(), LsapOpenDbObject(), and LsapOpenServiceKey().

WorldSidAuthority

SID_IDENTIFIER_AUTHORITY WorldSidAuthority = {SECURITY_WORLD_SID_AUTHORITY}

Definition at line 16 of file database.c.

Referenced by LsapCreateAccountSd(), LsapCreatePolicySd(), LsapCreateSecretSd(), and LsapInitSids().