Source code of Windows XP (NT5)
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

702 lines
19 KiB

//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1992 - 1995.
//
// File: negotiat.hxx
//
// Contents: Negotiate Package prototypes
//
// Classes:
//
// Functions:
//
// History: 9-17-96 RichardW Created
//
//----------------------------------------------------------------------------
#ifndef __NEGOTIAT_HXX__
#define __NEGOTIAT_HXX__
extern "C"
{
#include <spnego.h>
#include <ntmsv1_0.h>
#include <negossp.h>
#include <ntlmsp.h>
#ifndef WIN32_CHICAGO
#include <windns.h>
#endif
}
#ifdef WIN32_CHICAGO
#include <negstub.h>
#endif // WIN32_CHICAGO
SpInitializeFn NegInitialize;
SpGetInfoFn NegGetInfo;
LSA_AP_LOGON_USER NegOldLogonUser;
SpAcceptCredentialsFn NegAcceptCredentials;
SpAcquireCredentialsHandleFn NegAcquireCredentialsHandle;
SpFreeCredentialsHandleFn NegFreeCredentialsHandle;
SpSaveCredentialsFn NegSaveCredentials;
SpGetCredentialsFn NegGetCredentials;
SpDeleteCredentialsFn NegDeleteCredentials;
SpInitLsaModeContextFn NegInitLsaModeContext;
SpDeleteContextFn NegDeleteLsaModeContext;
SpAcceptLsaModeContextFn NegAcceptLsaModeContext;
LSA_AP_LOGON_TERMINATED NegLogoffNotify;
SpApplyControlTokenFn NegApplyControlToken;
SpShutdownFn NegShutdown;
SpGetUserInfoFn NegGetUserInfo;
SpQueryCredentialsAttributesFn NegQueryCredentialsAttributes;
LSA_AP_CALL_PACKAGE NegCallPackage;
LSA_AP_CALL_PACKAGE_UNTRUSTED NegCallPackageUntrusted;
LSA_AP_CALL_PACKAGE_PASSTHROUGH NegCallPackagePassthrough;
LSA_AP_LOGON_USER_EX2 NegLogonUserEx2;
SpInitializeFn Neg2Initialize;
SpGetInfoFn Neg2GetInfo;
LSA_AP_LOGON_USER Neg2OldLogonUser;
SpAcceptCredentialsFn Neg2AcceptCredentials;
SpAcquireCredentialsHandleFn Neg2AcquireCredentialsHandle;
SpFreeCredentialsHandleFn Neg2FreeCredentialsHandle;
SpSaveCredentialsFn Neg2SaveCredentials;
SpGetCredentialsFn Neg2GetCredentials;
SpDeleteCredentialsFn Neg2DeleteCredentials;
SpInitLsaModeContextFn Neg2InitLsaModeContext;
SpDeleteContextFn Neg2DeleteLsaModeContext;
SpAcceptLsaModeContextFn Neg2AcceptLsaModeContext;
LSA_AP_LOGON_TERMINATED Neg2LogoffNotify;
SpApplyControlTokenFn Neg2ApplyControlToken;
SpShutdownFn Neg2Shutdown;
SpGetUserInfoFn Neg2GetUserInfo;
SpQueryCredentialsAttributesFn Neg2QueryCredentialsAttributes;
LSA_AP_CALL_PACKAGE Neg2CallPackage;
LSA_AP_CALL_PACKAGE_UNTRUSTED Neg2CallPackageUntrusted;
SpGetExtendedInformationFn NegGetExtendedInformation ;
SpGetExtendedInformationFn Neg2GetExtendedInformation ;
SpQueryContextAttributesFn NegQueryContextAttributes ;
SpAddCredentialsFn NegAddCredentials ;
#ifdef WIN32_CHICAGO
#define LsapFreeLsaHeap FreeLsaHeap
#define LsapAllocateLsaHeap AllocateLsaHeap
#define LsapFreePrivateHeap FreeLsaHeap
#define LsapAllocatePrivateHeap AllocateLsaHeap
#define LsapDuplicateString2 LsapDuplicateString
#define LsapMapClientBuffer MapBuffer
#define LsapCopyFromClientBuffer CopyFromClientBuffer
#define LsapGetClientInfo GetClientInfo
#define SPMGR_ID 0xFFFFFFFF
#define SPMGR_PKG_ID ((LSA_SEC_HANDLE) 0xFFFFFFFF)
// SPM-wide structure definitions:
// This is the function table for a security package. All functions are
// dispatched through this table.
struct _DLL_BINDING;
// This is the Security Package Control structure. All control information
// relating to packages is stored here.
typedef struct _LSAP_SECURITY_PACKAGE {
DWORD dwPackageID; // Assigned package ID
DWORD PackageIndex; // Package Index in DLL
DWORD fPackage; // Flags about the package
DWORD fCapabilities; // Capabilities that the package reported
DWORD dwRPCID; // RPC ID
DWORD Version;
DWORD TokenSize;
DWORD HandleCount; // Handle count
SECURITY_STRING Name; // Name of the package
SECURITY_STRING Comment;
struct _DLL_BINDING * pBinding; // Binding of DLL
PSECPKG_EXTENDED_INFORMATION Thunks ; // Thunked Context levels
LIST_ENTRY ScavengerList ;
SECPKG_FUNCTION_TABLE FunctionTable; // Dispatch table
#ifdef TRACK_MEM
PVOID pvMemStats; // Memory statistics
#endif
} LSAP_SECURITY_PACKAGE, * PLSAP_SECURITY_PACKAGE;
#endif // WIN32_CHICAGO
typedef ASN1objectidentifier_t ObjectID;
//
// Negotiation control is performed via registry settings. These
// settings control negotiation behavior, and compatibility with
// prior, NT4, machines.
//
//
// Level 0 means - no gain in security. NTLM is always allowed,
// even if mutual authentication is requested
//
#define NEG_NEGLEVEL_NO_SECURITY 0
//
// Level 1 means best compatibility with NT4. NTLM is allowed
// if there is a valid downgrade from a mutual auth protocol.
// Mutual auth response is fudged in this case
//
#define NEG_NEGLEVEL_COMPATIBILITY 1
//
// Level 2 is the ideal level. Mutual auth is enforced, no
// fallback to NTLM is allowed.
//
#define NEG_NEGLEVEL_NO_DOWNGRADE 2
typedef struct _NEG_EXTRA_OID {
ULONG Attributes ;
ObjectID Oid ;
} NEG_EXTRA_OID, * PNEG_EXTRA_OID ;
typedef struct _NEG_PACKAGE {
LIST_ENTRY List; // Package list
PLSAP_SECURITY_PACKAGE LsaPackage; // LSA package structure
ASN1objectidentifier_t ObjectId; // OID for this package
struct _NEG_PACKAGE * RealPackage ; // pointer back to the "real" package
ULONG Flags; // Flags
ULONG TokenSize; // Token size
ULONG PackageFlags; // Package Flags
ULONG PrefixLen ;
UCHAR Prefix[ NEGOTIATE_MAX_PREFIX ];
} NEG_PACKAGE, * PNEG_PACKAGE ;
//
// Flags for the negotiate package structure:
//
#define NEG_PREFERRED 0x00000001 // Preferred package
#define NEG_NT4_COMPAT 0x00000002 // NT4 compatible package
#define NEG_PACKAGE_EXTRA_OID 0x00000004 // Package is an extra OID for existing package
#define NEG_PACKAGE_INBOUND 0x00000008 // Package is available for inbound
#define NEG_PACKAGE_OUTBOUND 0x00000010 // Package is available for outbound
#define NEG_PACKAGE_LOOPBACK 0x00000020 // Package is preferred loopback handler
#define NEG_PACKAGE_HAS_EXTRAS 0x00000040 // Package has extra OIDS.
typedef struct _NEG_CRED_HANDLE {
PNEG_PACKAGE Package;
CredHandle Handle;
ULONG Flags;
} NEG_CRED_HANDLE, * PNEG_CRED_HANDLE ;
#define NEG_CREDHANDLE_EXTRA_OID 0x00000001
typedef struct _NEG_CREDS {
ULONG Tag ;
ULONG RefCount;
LIST_ENTRY List;
ULONG Flags ;
ULONG_PTR DefaultPackage;
RTL_CRITICAL_SECTION CredLock;
LIST_ENTRY AdditionalCreds ;
TimeStamp Expiry ;
LUID ClientLogonId ;
DWORD ClientProcessId ;
DWORD Count ;
PUCHAR ServerBuffer ;
DWORD ServerBufferLength ;
NEG_CRED_HANDLE Creds[ANYSIZE_ARRAY];
} NEG_CREDS, * PNEG_CREDS;
#define NEGCRED_MULTI 0x00000004 // contains multiple credentials
#define NEGCRED_USE_SNEGO 0x00000008 // Force snego use
#define NEGCRED_KERNEL_CALLER 0x00000010 // This is a kernel caller
#define NEGCRED_EXPLICIT_CREDS 0x00000020 // Explicit creds passed in
#define NEGCRED_MULTI_PART 0x00000040 // Is part of a multi-part credential
#define NEGCRED_ALLOW_NTLM 0x00000080 // Allow negotiate down to NTLM
#define NEGCRED_NEG_NTLM 0x00000100 // Negotiate NTLM
#define NEGCRED_NTLM_LOOPBACK 0x00000200 // Use NTLM on loopbacks
#define NEGCRED_DOMAIN_EXPLICIT_CREDS 0x00000400 // Explicit creds with supplied domain passed in
//
// Special flags to AcquireCredHandle:
//
#define NEG_CRED_DONT_LINK 0x80000000
#
#define NEGCRED_DUP_MASK ( NEGCRED_KERNEL_CALLER )
#define NEGCRED_TAG 'drCN'
typedef struct _NEG_CONTEXT {
ULONG CheckMark;
PNEG_CREDS Creds;
ULONG_PTR CredIndex;
CtxtHandle Handle;
SECURITY_STRING Target;
ULONG Attributes;
SecBuffer MappedBuffer;
BOOLEAN Mapped;
UCHAR CallCount ;
SECURITY_STATUS LastStatus;
PCHECKSUM_FUNCTION Check;
PCHECKSUM_BUFFER Buffer;
TimeStamp Expiry;
ULONG Flags;
PUCHAR Message ;
ULONG CurrentSize ;
ULONG TotalSize ;
struct MechTypeList *SupportedMechs;
} NEG_CONTEXT, * PNEG_CONTEXT;
#define NEGCONTEXT_CHECK 'XgeN'
#define NEGCONTEXT2_CHECK '2geN'
#define NEGOPT_HONOR_SERVER_PREF 0x00000001
//
// Negotiate context flags
//
#define NEG_CONTEXT_PACKAGE_CALLED 0x01 // Have called a package
#define NEG_CONTEXT_FREE_EACH_MECH 0x02 // Free all mechs
#define NEG_CONTEXT_NEGOTIATING 0x04 // Many round trips
#define NEG_CONTEXT_FRAGMENTING 0x08 // Fragmented blob
#define NEG_CONTEXT_FRAG_INBOUND 0x10 // assembling an input
#define NEG_CONTEXT_FRAG_OUTBOUND 0x20 // providing an output
#define NEG_CONTEXT_UPLEVEL 0x40 // Stick to the RFC2478
#define NEG_CONTEXT_MUTUAL_AUTH 0x80 // set mutual auth bit
#define NEG_INVALID_PACKAGE ((ULONG_PTR) -1)
//
// Fifteen minutes in standard time
//
#define FIFTEEN_MINUTES ( 15I64 * 60I64 * 10000000I64 )
typedef struct _NEG_LOGON_SESSION {
LIST_ENTRY List ;
ULONG_PTR CreatingPackage ; // Package that created this logon
ULONG_PTR DefaultPackage ; // Default package to use for this logon
UNICODE_STRING AlternateName ; // Alternate name associated with this logon
LUID LogonId ; // Logon Id of this logon
LUID ParentLogonId ; // Logon Id of creating session
ULONG RefCount ; // Ref
} NEG_LOGON_SESSION, * PNEG_LOGON_SESSION ;
typedef struct _NEG_TRUST_LIST {
ULONG RefCount ; // Refcount for trust list
ULONG TrustCount ; // Number of trusts
PDS_DOMAIN_TRUSTS Trusts ; // Array of trusts
} NEG_TRUST_LIST, *PNEG_TRUST_LIST ;
typedef enum _NEG_DOMAIN_TYPES {
NegUpLevelDomain,
NegUpLevelTrustedDomain,
NegDownLevelDomain,
NegLocalDomain
} NEG_DOMAIN_TYPES ;
//
// Variables global to the neg* source files:
//
extern LIST_ENTRY NegPackageList;
extern LIST_ENTRY NegCredList;
extern LIST_ENTRY NegLogonSessionList ;
#ifndef WIN32_CHICAGO
extern RTL_RESOURCE NegLock;
extern RTL_CRITICAL_SECTION NegLogonSessionListLock ;
extern RTL_CRITICAL_SECTION NegTrustListLock ;
extern PNEG_TRUST_LIST NegTrustList ;
extern LARGE_INTEGER NegTrustTime ;
extern LIST_ENTRY NegDefaultCredList ;
extern RTL_CRITICAL_SECTION NegComputerNamesLock;
extern UNICODE_STRING NegNetbiosComputerName_U;
extern UNICODE_STRING NegDnsComputerName_U;
#else
extern CRITICAL_SECTION NegLock;
#endif
extern PVOID NegNotifyHandle;
extern DWORD NegPackageCount;
extern PUCHAR NegBlob;
extern DWORD NegBlobSize;
extern DWORD NegOptions;
extern BOOL NegUplevelDomain ;
extern DWORD_PTR NegPackageId ;
extern DWORD_PTR NtlmPackageId ;
extern UCHAR NegSpnegoMechEncodedOid[ 8 ];
extern ULONG NegMachineState;
extern ObjectID NegNtlmMechOid ;
extern DWORD NegEventLogLevel ;
extern UNICODE_STRING NegLocalHostName_U ;
extern WCHAR NegLocalHostName[] ;
#ifndef WIN32_CHICAGO
#define NegWriteLockList() RtlAcquireResourceExclusive( &NegLock, TRUE )
#define NegReadLockList() RtlAcquireResourceShared( &NegLock, TRUE )
#define NegUnlockList() RtlReleaseResource( &NegLock )
#define NegWriteLockComputerNames() RtlEnterCriticalSection( &NegComputerNamesLock )
#define NegReadLockComputerNames() RtlEnterCriticalSection( &NegComputerNamesLock )
#define NegUnlockComputerNames() RtlLeaveCriticalSection( &NegComputerNamesLock )
#define NegWriteLockCredList() RtlAcquireResourceExclusive( &NegCredListLock, TRUE )
#define NegReadLockCredList() RtlAcquireResourceShared( &NegCredListLock, TRUE )
#define NegUnlockCredList() RtlReleaseResource( &NegCredListLock )
#else
#define NegWriteLockList() EnterCriticalSection( &NegLock)
#define NegReadLockList() EnterCriticalSection( &NegLock)
#define NegUnlockList() LeaveCriticalSection( &NegLock )
#define NegWriteLockCredList() RtlEnterCriticalSection( &NegCredListLock )
#define NegReadLockCredList() RtlEnterCriticalSection( &NegCredListLock )
#define NegUnlockCredList() RtlLeaveCriticalSection( &NegCredListLock )
#endif // WIN32_CHICAGO
ULONG
NegGetPackageCaps(
ULONG ContextReq
);
#define NegWriteLockCreds(p) RtlEnterCriticalSection( &((PNEG_CREDS) p)->CredLock );
#define NegReadLockCreds(p) RtlEnterCriticalSection( &((PNEG_CREDS) p)->CredLock );
#define NegUnlockCreds(p) RtlLeaveCriticalSection( &((PNEG_CREDS) p)->CredLock );
#define NEG_MECH_LIMIT 16
typedef enum _NEG_MATCH {
MatchUnknown,
PreferredSucceed,
MatchSucceed,
MatchFailed
} NEG_MATCH ;
#if DBG
#define NegDumpOid(s,i) NegpDumpOid(s,i)
#else
#define NegDumpOid(s,i)
#endif
#if DBG
#define NegpValidContext( C ) if (C) DsysAssert( ((PNEG_CONTEXT) C)->CheckMark == NEGCONTEXT_CHECK ) else DsysAssert( C )
#else
#define NegpValidContext( C )
#endif
#define NegpIsValidContext( C ) ((((PNEG_CONTEXT) C)->CheckMark == NEGCONTEXT_CHECK ) ? TRUE : FALSE )
//
// Prototypes
//
int
SpnegoInitAsn(
IN OUT ASN1encoding_t * pEnc,
IN OUT ASN1decoding_t * pDec
);
VOID
SpnegoTermAsn(
IN ASN1encoding_t pEnc,
IN ASN1decoding_t pDec
);
int NTAPI
SpnegoPackData(
IN PVOID Data,
IN ULONG PduValue,
OUT PULONG DataSize,
OUT PUCHAR * MarshalledData
);
int NTAPI
SpnegoUnpackData(
IN PUCHAR Data,
IN ULONG DataSize,
IN ULONG PduValue,
OUT PVOID * DecodedData
);
VOID
SpnegoFreeData(
IN ULONG PduValue,
IN PVOID Data
);
ObjectID
NegpDecodeObjectId(
PUCHAR Id,
DWORD Len);
ObjectID
NegpCopyObjectId(
IN ObjectID Id
);
VOID
NegpFreeObjectId(
ObjectID Id);
SECURITY_STATUS
NegpBuildMechListFromCreds(
PNEG_CREDS Creds,
ULONG fContextReq,
ULONG MechAttributes,
struct MechTypeList ** MechList);
VOID
NegpFreeMechList(
struct MechTypeList *MechList);
struct MechTypeList *
NegpCopyMechList(
struct MechTypeList *MechList);
ULONG_PTR
NegpFindPackageForOid(
PNEG_CREDS Creds,
ObjectID Oid);
int
NegpCompareOid(
ObjectID A,
ObjectID B);
SECURITY_STATUS
NegpParseBuffers(
PSecBufferDesc pMessage,
BOOL Map,
PSecBuffer * pToken,
PSecBuffer * pEmpty);
VOID
NegpDumpOid(
PSTR Banner,
ObjectID Id
);
ULONG
NegoMapNegFlagsToPackageFlags(
IN int NegFlags
);
int
NegoMapNegFlasgToContextFlags(
IN ULONG ContextFlags
);
int
Neg_der_read_length(
unsigned char **buf,
LONG *bufsize,
LONG * headersize
);
SECURITY_STATUS
NegAddFragmentToContext(
PNEG_CONTEXT Context,
PSecBuffer Fragment
);
SECURITY_STATUS
SEC_ENTRY
NegCreateContextFromFragment(
LSA_SEC_HANDLE dwCredHandle,
LSA_SEC_HANDLE dwCtxtHandle,
PSecBuffer Buffer,
ULONG fContextReq,
ULONG TargetDataRep,
PLSA_SEC_HANDLE pdwNewContext,
PSecBufferDesc pOutput,
PULONG pfContextAttr
);
#ifdef __SPMGR_H__
#endif
PNEG_LOGON_SESSION
NegpLocateLogonSession(
PLUID LogonId
);
VOID
NegpDerefLogonSession(
PNEG_LOGON_SESSION LogonSession
);
NTSTATUS
NegpDetermineTokenPackage(
IN ULONG_PTR CredHandle,
IN PSecBuffer InitialToken,
OUT PULONG PackageIndex
);
NTSTATUS
NegpGetTokenOid(
IN PUCHAR Buf,
OUT ULONG BufSize,
OUT ObjectID * ObjectId
);
VOID
NegpReleaseCreds(
PNEG_CREDS pCreds,
BOOLEAN CleanupCall
);
NTSTATUS
NegpCopyCredsToBuffer(
IN PSECPKG_PRIMARY_CRED PrimaryCred,
IN PSECPKG_SUPPLEMENTAL_CRED SupplementalCred,
OUT PSECPKG_PRIMARY_CRED PrimaryCredCopy OPTIONAL,
OUT PSECPKG_SUPPLEMENTAL_CRED SupplementalCredCopy OPTIONAL
);
BOOL
NegpRearrangeMechsIfNeccessary(
struct MechTypeList ** MechList,
PSECURITY_STRING Target,
PBOOL DirectPacket
);
VOID
NegpReadRegistryParameters(
HKEY Key
);
#ifndef WIN32_CHICAGO
//
// NT-specific functions
//
DWORD
WINAPI
NegParamChange(
PVOID p
);
PNEG_TRUST_LIST
NegpGetTrustList(
VOID
);
VOID
NegpDerefTrustList(
PNEG_TRUST_LIST TrustList
);
VOID
NegpReportEvent(
IN WORD EventType,
IN DWORD EventId,
IN DWORD Category,
IN NTSTATUS Status,
IN DWORD NumberOfStrings,
...
);
VOID
NTAPI
NegLsaPolicyChangeCallback(
IN POLICY_NOTIFICATION_INFORMATION_CLASS ChangedInfoClass
);
NTSTATUS
NegEnumPackagePrefixesCall(
IN PLSA_CLIENT_REQUEST ClientRequest,
IN PVOID ProtocolSubmitBuffer,
IN PVOID ClientBufferBase,
IN ULONG SubmitBufferLength,
OUT PVOID *ProtocolReturnBuffer,
OUT PULONG ReturnBufferLength,
OUT PNTSTATUS ProtocolStatus
);
NTSTATUS
NegGetCallerNameCall(
IN PLSA_CLIENT_REQUEST ClientRequest,
IN PVOID ProtocolSubmitBuffer,
IN PVOID ClientBufferBase,
IN ULONG SubmitBufferLength,
OUT PVOID *ProtocolReturnBuffer,
OUT PULONG ReturnBufferLength,
OUT PNTSTATUS ProtocolStatus
);
PNEG_LOGON_SESSION
NegpBuildLogonSession(
PLUID LogonId,
ULONG_PTR LogonPackage,
ULONG_PTR DefaultPackage
);
VOID
NegpDerefLogonSession(
PNEG_LOGON_SESSION LogonSession
);
VOID
NegpDerefLogonSessionById(
PLUID LogonId
);
PNEG_LOGON_SESSION
NegpLocateLogonSession(
PLUID LogonId
);
NTSTATUS
NTAPI
NegpMapLogonRequest(
IN PVOID ProtocolSubmitBuffer,
IN PVOID ClientBufferBase,
IN ULONG SubmitBufferSize,
OUT PMSV1_0_INTERACTIVE_LOGON * LogonInfo
);
#endif
#endif // __MEGOTIAT_HXX__