95 lines
2.3 KiB
C
95 lines
2.3 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Credential Security Support Provider (CredSSP)
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*
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* Copyright 2010-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef FREERDP_CORE_NLA_H
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#define FREERDP_CORE_NLA_H
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typedef struct rdp_nla rdpNla;
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#include <freerdp/api.h>
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#include <freerdp/freerdp.h>
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#include <winpr/sspi.h>
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#include <winpr/stream.h>
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#include <freerdp/crypto/tls.h>
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#include <freerdp/crypto/ber.h>
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#include <freerdp/crypto/der.h>
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#include <freerdp/crypto/crypto.h>
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#include "transport.h"
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enum _NLA_STATE
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{
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NLA_STATE_INITIAL,
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NLA_STATE_NEGO_TOKEN,
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NLA_STATE_PUB_KEY_AUTH,
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NLA_STATE_AUTH_INFO,
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NLA_STATE_FINAL
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};
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typedef enum _NLA_STATE NLA_STATE;
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struct rdp_nla
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{
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BOOL server;
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NLA_STATE state;
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int sendSeqNum;
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int recvSeqNum;
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freerdp* instance;
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CtxtHandle context;
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LPTSTR SspiModule;
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rdpSettings* settings;
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rdpTransport* transport;
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UINT32 cbMaxToken;
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ULONG fContextReq;
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ULONG pfContextAttr;
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BOOL haveContext;
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BOOL haveInputBuffer;
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BOOL havePubKeyAuth;
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SECURITY_STATUS status;
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CredHandle credentials;
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TimeStamp expiration;
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PSecPkgInfo pPackageInfo;
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SecBuffer inputBuffer;
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SecBuffer outputBuffer;
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SecBufferDesc inputBufferDesc;
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SecBufferDesc outputBufferDesc;
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SecBuffer negoToken;
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SecBuffer pubKeyAuth;
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SecBuffer authInfo;
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SecBuffer PublicKey;
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SecBuffer tsCredentials;
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CryptoRc4 rc4SealState;
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LPTSTR ServicePrincipalName;
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SEC_WINNT_AUTH_IDENTITY identity;
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PSecurityFunctionTable table;
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SecPkgContext_Sizes ContextSizes;
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};
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int nla_authenticate(rdpNla* nla);
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LPTSTR nla_make_spn(const char* ServiceClass, const char* hostname);
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int nla_client_begin(rdpNla* nla);
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int nla_recv_pdu(rdpNla* nla, wStream* s);
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rdpNla* nla_new(freerdp* instance, rdpTransport* transport, rdpSettings* settings);
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void nla_free(rdpNla* nla);
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#endif /* FREERDP_CORE_NLA_H */
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