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libfreerdp-auth: split NTLM package, implement AcquireCredentialsHandle

This commit is contained in:
Marc-André Moreau 2012-02-23 15:56:50 -05:00
parent 545c8857e3
commit 1e2b0be24a
9 changed files with 556 additions and 71 deletions
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47
cunit/test_sspi.c
View File

@ -44,6 +44,7 @@ int add_sspi_suite(void)
add_test_function(EnumerateSecurityPackages);
add_test_function(QuerySecurityPackageInfo);
add_test_function(AcquireCredentialsHandle);
add_test_function(InitializeSecurityContext);
return 0;
}
@ -95,6 +96,7 @@ void test_AcquireCredentialsHandle(void)
SEC_TIMESTAMP expiration;
SEC_AUTH_IDENTITY identity;
SECURITY_FUNCTION_TABLE* table;
SEC_PKG_CREDENTIALS_NAMES credential_names;
table = InitSecurityInterface();
@ -111,24 +113,45 @@ void test_AcquireCredentialsHandle(void)
if (status == SEC_E_OK)
{
status = table->QueryCredentialsAttributes(&credentials, SECPKG_CRED_ATTR_NAMES, &credential_names);
if (status == SEC_E_OK)
{
printf("\nQueryCredentialsAttributes: %s\n", credential_names.sUserName);
}
}
}
void test_InitializeSecurityContext(void)
{
uint32 fContextReq;
CTXT_HANDLE context;
uint32 pfContextAttr;
SECURITY_STATUS status;
CRED_HANDLE credentials;
SEC_TIMESTAMP expiration;
SEC_AUTH_IDENTITY identity;
SECURITY_FUNCTION_TABLE* table;
SEC_BUFFER_DESC sec_output_buffer;
table = InitSecurityInterface();
identity.User = (uint16*) xstrdup(test_User);
identity.UserLength = sizeof(test_User);
identity.Domain = (uint16*) xstrdup(test_Domain);
identity.DomainLength = sizeof(test_Domain);
identity.Password = (uint16*) xstrdup(test_Password);
identity.PasswordLength = sizeof(test_Password);
identity.Flags = SEC_AUTH_IDENTITY_ANSI;
status = table->AcquireCredentialsHandle(NULL, NTLM_PACKAGE_NAME,
SECPKG_CRED_OUTBOUND, NULL, &identity, NULL, NULL, &credentials, &expiration);
if (status == SEC_E_OK)
{
fContextReq = ISC_REQ_REPLAY_DETECT | ISC_REQ_SEQUENCE_DETECT | ISC_REQ_CONFIDENTIALITY | ISC_REQ_DELEGATE;
table->InitializeSecurityContext(&credentials, NULL, NULL, fContextReq, 0, 0, NULL, 0,
&context, &sec_output_buffer, &pfContextAttr, &expiration);
}
}

1
cunit/test_sspi.h
View File

@ -26,3 +26,4 @@ int add_sspi_suite(void);
void test_EnumerateSecurityPackages(void);
void test_QuerySecurityPackageInfo(void);
void test_AcquireCredentialsHandle(void);
void test_InitializeSecurityContext(void);

148
include/freerdp/auth/sspi.h
View File

@ -142,6 +142,154 @@ typedef uint32 SECURITY_STATUS;
#define SECPKG_CRED_AUTOLOGON_RESTRICTED 0x00000010
#define SECPKG_CRED_PROCESS_POLICY_ONLY 0x00000020
/* Security Context Attributes */
#define SECPKG_ATTR_SIZES 0
#define SECPKG_ATTR_NAMES 1
#define SECPKG_ATTR_LIFESPAN 2
#define SECPKG_ATTR_DCE_INFO 3
#define SECPKG_ATTR_STREAM_SIZES 4
#define SECPKG_ATTR_KEY_INFO 5
#define SECPKG_ATTR_AUTHORITY 6
#define SECPKG_ATTR_PROTO_INFO 7
#define SECPKG_ATTR_PASSWORD_EXPIRY 8
#define SECPKG_ATTR_SESSION_KEY 9
#define SECPKG_ATTR_PACKAGE_INFO 10
#define SECPKG_ATTR_USER_FLAGS 11
#define SECPKG_ATTR_NEGOTIATION_INFO 12
#define SECPKG_ATTR_NATIVE_NAMES 13
#define SECPKG_ATTR_FLAGS 14
#define SECPKG_ATTR_USE_VALIDATED 15
#define SECPKG_ATTR_CREDENTIAL_NAME 16
#define SECPKG_ATTR_TARGET_INFORMATION 17
#define SECPKG_ATTR_ACCESS_TOKEN 18
#define SECPKG_ATTR_TARGET 19
#define SECPKG_ATTR_AUTHENTICATION_ID 20
#define SECPKG_ATTR_LOGOFF_TIME 21
#define SECPKG_ATTR_NEGO_KEYS 22
#define SECPKG_ATTR_PROMPTING_NEEDED 24
#define SECPKG_ATTR_UNIQUE_BINDINGS 25
#define SECPKG_ATTR_ENDPOINT_BINDINGS 26
#define SECPKG_ATTR_CLIENT_SPECIFIED_TARGET 27
#define SECPKG_ATTR_LAST_CLIENT_TOKEN_STATUS 30
#define SECPKG_ATTR_NEGO_PKG_INFO 31
#define SECPKG_ATTR_NEGO_STATUS 32
#define SECPKG_ATTR_CONTEXT_DELETED 33
/* Security Credentials Attributes */
#define SECPKG_CRED_ATTR_NAMES 1
struct _SEC_PKG_CREDENTIALS_NAMES
{
char* sUserName;
};
typedef struct _SEC_PKG_CREDENTIALS_NAMES SEC_PKG_CREDENTIALS_NAMES;
/* InitializeSecurityContext Flags */
#define ISC_REQ_DELEGATE 0x00000001
#define ISC_REQ_MUTUAL_AUTH 0x00000002
#define ISC_REQ_REPLAY_DETECT 0x00000004
#define ISC_REQ_SEQUENCE_DETECT 0x00000008
#define ISC_REQ_CONFIDENTIALITY 0x00000010
#define ISC_REQ_USE_SESSION_KEY 0x00000020
#define ISC_REQ_PROMPT_FOR_CREDS 0x00000040
#define ISC_REQ_USE_SUPPLIED_CREDS 0x00000080
#define ISC_REQ_ALLOCATE_MEMORY 0x00000100
#define ISC_REQ_USE_DCE_STYLE 0x00000200
#define ISC_REQ_DATAGRAM 0x00000400
#define ISC_REQ_CONNECTION 0x00000800
#define ISC_REQ_CALL_LEVEL 0x00001000
#define ISC_REQ_FRAGMENT_SUPPLIED 0x00002000
#define ISC_REQ_EXTENDED_ERROR 0x00004000
#define ISC_REQ_STREAM 0x00008000
#define ISC_REQ_INTEGRITY 0x00010000
#define ISC_REQ_IDENTIFY 0x00020000
#define ISC_REQ_NULL_SESSION 0x00040000
#define ISC_REQ_MANUAL_CRED_VALIDATION 0x00080000
#define ISC_REQ_RESERVED1 0x00100000
#define ISC_REQ_FRAGMENT_TO_FIT 0x00200000
#define ISC_REQ_FORWARD_CREDENTIALS 0x00400000
#define ISC_REQ_NO_INTEGRITY 0x00800000
#define ISC_REQ_USE_HTTP_STYLE 0x01000000
#define ISC_RET_DELEGATE 0x00000001
#define ISC_RET_MUTUAL_AUTH 0x00000002
#define ISC_RET_REPLAY_DETECT 0x00000004
#define ISC_RET_SEQUENCE_DETECT 0x00000008
#define ISC_RET_CONFIDENTIALITY 0x00000010
#define ISC_RET_USE_SESSION_KEY 0x00000020
#define ISC_RET_USED_COLLECTED_CREDS 0x00000040
#define ISC_RET_USED_SUPPLIED_CREDS 0x00000080
#define ISC_RET_ALLOCATED_MEMORY 0x00000100
#define ISC_RET_USED_DCE_STYLE 0x00000200
#define ISC_RET_DATAGRAM 0x00000400
#define ISC_RET_CONNECTION 0x00000800
#define ISC_RET_INTERMEDIATE_RETURN 0x00001000
#define ISC_RET_CALL_LEVEL 0x00002000
#define ISC_RET_EXTENDED_ERROR 0x00004000
#define ISC_RET_STREAM 0x00008000
#define ISC_RET_INTEGRITY 0x00010000
#define ISC_RET_IDENTIFY 0x00020000
#define ISC_RET_NULL_SESSION 0x00040000
#define ISC_RET_MANUAL_CRED_VALIDATION 0x00080000
#define ISC_RET_RESERVED1 0x00100000
#define ISC_RET_FRAGMENT_ONLY 0x00200000
#define ISC_RET_FORWARD_CREDENTIALS 0x00400000
#define ISC_RET_USED_HTTP_STYLE 0x01000000
/* AcceptSecurityContext Flags */
#define ASC_REQ_DELEGATE 0x00000001
#define ASC_REQ_MUTUAL_AUTH 0x00000002
#define ASC_REQ_REPLAY_DETECT 0x00000004
#define ASC_REQ_SEQUENCE_DETECT 0x00000008
#define ASC_REQ_CONFIDENTIALITY 0x00000010
#define ASC_REQ_USE_SESSION_KEY 0x00000020
#define ASC_REQ_ALLOCATE_MEMORY 0x00000100
#define ASC_REQ_USE_DCE_STYLE 0x00000200
#define ASC_REQ_DATAGRAM 0x00000400
#define ASC_REQ_CONNECTION 0x00000800
#define ASC_REQ_CALL_LEVEL 0x00001000
#define ASC_REQ_EXTENDED_ERROR 0x00008000
#define ASC_REQ_STREAM 0x00010000
#define ASC_REQ_INTEGRITY 0x00020000
#define ASC_REQ_LICENSING 0x00040000
#define ASC_REQ_IDENTIFY 0x00080000
#define ASC_REQ_ALLOW_NULL_SESSION 0x00100000
#define ASC_REQ_ALLOW_NON_USER_LOGONS 0x00200000
#define ASC_REQ_ALLOW_CONTEXT_REPLAY 0x00400000
#define ASC_REQ_FRAGMENT_TO_FIT 0x00800000
#define ASC_REQ_FRAGMENT_SUPPLIED 0x00002000
#define ASC_REQ_NO_TOKEN 0x01000000
#define ASC_REQ_PROXY_BINDINGS 0x04000000
#define ASC_REQ_ALLOW_MISSING_BINDINGS 0x10000000
#define ASC_RET_DELEGATE 0x00000001
#define ASC_RET_MUTUAL_AUTH 0x00000002
#define ASC_RET_REPLAY_DETECT 0x00000004
#define ASC_RET_SEQUENCE_DETECT 0x00000008
#define ASC_RET_CONFIDENTIALITY 0x00000010
#define ASC_RET_USE_SESSION_KEY 0x00000020
#define ASC_RET_ALLOCATED_MEMORY 0x00000100
#define ASC_RET_USED_DCE_STYLE 0x00000200
#define ASC_RET_DATAGRAM 0x00000400
#define ASC_RET_CONNECTION 0x00000800
#define ASC_RET_CALL_LEVEL 0x00002000
#define ASC_RET_THIRD_LEG_FAILED 0x00004000
#define ASC_RET_EXTENDED_ERROR 0x00008000
#define ASC_RET_STREAM 0x00010000
#define ASC_RET_INTEGRITY 0x00020000
#define ASC_RET_LICENSING 0x00040000
#define ASC_RET_IDENTIFY 0x00080000
#define ASC_RET_NULL_SESSION 0x00100000
#define ASC_RET_ALLOW_NON_USER_LOGONS 0x00200000
#define ASC_RET_FRAGMENT_ONLY 0x00800000
#define ASC_RET_NO_TOKEN 0x01000000
#define ASC_RET_NO_PROXY_BINDINGS 0x04000000
#define ASC_RET_MISSING_BINDINGS 0x10000000
struct _SEC_PKG_INFO
{
uint32 fCapabilities;

3
libfreerdp-auth/CMakeLists.txt
View File

@ -18,7 +18,10 @@
# limitations under the License.
set(FREERDP_AUTH_SRCS
NTLM/ntlm.c
NTLM/ntlm.h
sspi.c
sspi.h
credssp.c
ntlmssp.c)

157
libfreerdp-auth/NTLM/ntlm.c Normal file
View File

@ -0,0 +1,157 @@
/**
* FreeRDP: A Remote Desktop Protocol Implementation
* NTLM Security Package
*
* Copyright 2011-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <time.h>
#include <openssl/des.h>
#include <openssl/md4.h>
#include <openssl/hmac.h>
#include <openssl/rand.h>
#include <openssl/engine.h>
#include <freerdp/utils/memory.h>
#include <freerdp/auth/sspi.h>
#include <freerdp/auth/credssp.h>
#include "ntlm.h"
#include "../sspi.h"
char* NTLM_PACKAGE_NAME = "NTLM";
NTLM_CONTEXT* ntlm_ContextNew()
{
NTLM_CONTEXT* context;
context = xnew(NTLM_CONTEXT);
if (context != NULL)
{
}
return context;
}
void ntlm_ContextFree(NTLM_CONTEXT* context)
{
if (!context)
return;
xfree(context);
}
SECURITY_STATUS ntlm_AcquireCredentialsHandle(char* pszPrincipal, char* pszPackage,
uint32 fCredentialUse, void* pvLogonID, void* pAuthData, void* pGetKeyFn,
void* pvGetKeyArgument, CRED_HANDLE* phCredential, SEC_TIMESTAMP* ptsExpiry)
{
CREDENTIALS* credentials;
SEC_AUTH_IDENTITY* identity;
if (fCredentialUse == SECPKG_CRED_OUTBOUND)
{
credentials = sspi_CredentialsNew();
identity = (SEC_AUTH_IDENTITY*) pAuthData;
memcpy(&(credentials->identity), identity, sizeof(SEC_AUTH_IDENTITY));
sspi_SecureHandleSetLowerPointer(phCredential, (void*) credentials);
sspi_SecureHandleSetUpperPointer(phCredential, (void*) NTLM_PACKAGE_NAME);
return SEC_E_OK;
}
return SEC_E_OK;
}
SECURITY_STATUS ntlm_QueryCredentialsAttributes(CRED_HANDLE* phCredential, uint32 ulAttribute, void* pBuffer)
{
if (ulAttribute == SECPKG_CRED_ATTR_NAMES)
{
CREDENTIALS* credentials;
SEC_PKG_CREDENTIALS_NAMES* credential_names = (SEC_PKG_CREDENTIALS_NAMES*) pBuffer;
credentials = (CREDENTIALS*) sspi_SecureHandleGetLowerPointer(phCredential);
if (credentials->identity.Flags == SEC_AUTH_IDENTITY_ANSI)
credential_names->sUserName = xstrdup((char*) credentials->identity.User);
return SEC_E_OK;
}
return SEC_E_UNSUPPORTED_FUNCTION;
}
/* http://msdn.microsoft.com/en-us/library/windows/desktop/aa375512/ */
SECURITY_STATUS ntlm_InitializeSecurityContext(CRED_HANDLE* phCredential, CTXT_HANDLE* phContext,
char* pszTargetName, uint32 fContextReq, uint32 Reserved1, uint32 TargetDataRep,
SEC_BUFFER_DESC* pInput, uint32 Reserved2, CTXT_HANDLE* phNewContext,
SEC_BUFFER_DESC* pOutput, uint32* pfContextAttr, SEC_TIMESTAMP* ptsExpiry)
{
return SEC_E_OK;
}
/* http://msdn.microsoft.com/en-us/library/windows/desktop/aa379337/ */
SECURITY_STATUS ntlm_QueryContextAttributes(CTXT_HANDLE* phContext, uint32 ulAttribute, void* pBuffer)
{
return SEC_E_OK;
}
const SEC_PKG_INFO NTLM_SEC_PKG_INFO =
{
0x00082B37, /* fCapabilities */
1, /* wVersion */
0x000A, /* wRPCID */
0x00000B48, /* cbMaxToken */
"NTLM", /* Name */
"NTLM Security Package" /* Comment */
};
const SECURITY_FUNCTION_TABLE NTLM_SECURITY_FUNCTION_TABLE =
{
1, /* dwVersion */
NULL, /* EnumerateSecurityPackages */
NULL, /* Reserved1 */
ntlm_QueryCredentialsAttributes, /* QueryCredentialsAttributes */
ntlm_AcquireCredentialsHandle, /* AcquireCredentialsHandle */
NULL, /* FreeCredentialsHandle */
NULL, /* Reserved2 */
ntlm_InitializeSecurityContext, /* InitializeSecurityContext */
NULL, /* AcceptSecurityContext */
NULL, /* CompleteAuthToken */
NULL, /* DeleteSecurityContext */
NULL, /* ApplyControlToken */
ntlm_QueryContextAttributes, /* QueryContextAttributes */
NULL, /* ImpersonateSecurityContext */
NULL, /* RevertSecurityContext */
NULL, /* MakeSignature */
NULL, /* VerifySignature */
NULL, /* FreeContextBuffer */
NULL, /* QuerySecurityPackageInfo */
NULL, /* Reserved3 */
NULL, /* Reserved4 */
NULL, /* ExportSecurityContext */
NULL, /* ImportSecurityContext */
NULL, /* AddCredentials */
NULL, /* Reserved8 */
NULL, /* QuerySecurityContextToken */
NULL, /* EncryptMessage */
NULL, /* DecryptMessage */
NULL, /* SetContextAttributes */
};

32
libfreerdp-auth/NTLM/ntlm.h Normal file
View File

@ -0,0 +1,32 @@
/**
* FreeRDP: A Remote Desktop Protocol Implementation
* NTLM Security Package
*
* Copyright 2011-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <freerdp/auth/sspi.h>
#include <freerdp/auth/credssp.h>
#ifndef FREERDP_AUTH_NTLM_PRIVATE_H
#define FREERDP_AUTH_NTLM_PRIVATE_H
struct _NTLM_CONTEXT
{
SEC_AUTH_IDENTITY identity;
};
typedef struct _NTLM_CONTEXT NTLM_CONTEXT;
#endif /* FREERDP_AUTH_NTLM_PRIVATE_H */

59
libfreerdp-auth/ntlmssp.c
View File

@ -28,6 +28,8 @@
#include <freerdp/auth/sspi.h>
#include <freerdp/auth/credssp.h>
#include "sspi.h"
#include <freerdp/auth/ntlmssp.h>
#define NTLMSSP_NEGOTIATE_56 0x80000000 /* W (0) */
@ -2224,60 +2226,3 @@ void ntlmssp_free(NTLMSSP* ntlmssp)
crypto_rc4_free(ntlmssp->recv_rc4_seal);
xfree(ntlmssp);
}
/* SSPI */
SECURITY_STATUS ntlm_AcquireCredentialsHandle(char* pszPrincipal, char* pszPackage,
uint32 fCredentialUse, void* pvLogonID, void* pAuthData, void* pGetKeyFn,
void* pvGetKeyArgument, CRED_HANDLE* phCredential, SEC_TIMESTAMP* ptsExpiry)
{
if (fCredentialUse == SECPKG_CRED_OUTBOUND)
{
}
return SEC_E_OK;
}
const SEC_PKG_INFO NTLM_SEC_PKG_INFO =
{
0x00082B37, /* fCapabilities */
1, /* wVersion */
0x000A, /* wRPCID */
0x00000B48, /* cbMaxToken */
"NTLM", /* Name */
"NTLM Security Package" /* Comment */
};
const SECURITY_FUNCTION_TABLE NTLM_SECURITY_FUNCTION_TABLE =
{
1, /* dwVersion */
NULL, /* EnumerateSecurityPackages */
NULL, /* Reserved1 */
NULL, /* QueryCredentialsAttributes */
ntlm_AcquireCredentialsHandle, /* AcquireCredentialsHandle */
NULL, /* FreeCredentialsHandle */
NULL, /* Reserved2 */
NULL, /* InitializeSecurityContext */
NULL, /* AcceptSecurityContext */
NULL, /* CompleteAuthToken */
NULL, /* DeleteSecurityContext */
NULL, /* ApplyControlToken */
NULL, /* QueryContextAttributes */
NULL, /* ImpersonateSecurityContext */
NULL, /* RevertSecurityContext */
NULL, /* MakeSignature */
NULL, /* VerifySignature */
NULL, /* FreeContextBuffer */
NULL, /* QuerySecurityPackageInfo */
NULL, /* Reserved3 */
NULL, /* Reserved4 */
NULL, /* ExportSecurityContext */
NULL, /* ImportSecurityContext */
NULL, /* AddCredentials */
NULL, /* Reserved8 */
NULL, /* QuerySecurityContextToken */
NULL, /* EncryptMessage */
NULL, /* DecryptMessage */
NULL, /* SetContextAttributes */
};

137
libfreerdp-auth/sspi.c
View File

@ -21,6 +21,8 @@
#include <freerdp/auth/sspi.h>
#include "sspi.h"
/* Authentication Functions: http://msdn.microsoft.com/en-us/library/windows/desktop/aa374731/ */
extern const SEC_PKG_INFO NTLM_SEC_PKG_INFO;
@ -52,6 +54,91 @@ const SECURITY_FUNCTION_TABLE_NAME SECURITY_FUNCTION_TABLE_NAME_LIST[] =
#define SEC_HANDLE_LOWER_MAX 0xFFFFFFFF
#define SEC_HANDLE_UPPER_MAX 0xFFFFFFFE
CREDENTIALS* sspi_CredentialsNew()
{
CREDENTIALS* credentials;
credentials = xnew(CREDENTIALS);
if (credentials != NULL)
{
}
return credentials;
}
void sspi_CredentialsFree(CREDENTIALS* credentials)
{
if (!credentials)
return;
xfree(credentials);
}
SEC_HANDLE* sspi_SecureHandleAlloc()
{
SEC_HANDLE* handle = xmalloc(sizeof(SEC_HANDLE));
memset(handle, 0xFF, sizeof(SEC_HANDLE));
return handle;
}
void sspi_SecureHandleInvalidate(SEC_HANDLE* handle)
{
if (!handle)
return;
memset(handle, 0xFF, sizeof(SEC_HANDLE));
}
void* sspi_SecureHandleGetLowerPointer(SEC_HANDLE* handle)
{
void* pointer;
if (!handle)
return NULL;
pointer = (void*) ~((size_t) handle->dwLower);
return pointer;
}
void sspi_SecureHandleSetLowerPointer(SEC_HANDLE* handle, void* pointer)
{
if (!handle)
return;
handle->dwLower = (uint32*) (~((size_t) pointer));
}
void* sspi_SecureHandleGetUpperPointer(SEC_HANDLE* handle)
{
void* pointer;
if (!handle)
return NULL;
pointer = (void*) ~((size_t) handle->dwUpper);
return pointer;
}
void sspi_SecureHandleSetUpperPointer(SEC_HANDLE* handle, void* pointer)
{
if (!handle)
return;
handle->dwUpper = (uint32*) (~((size_t) pointer));
}
void sspi_SecureHandleFree(SEC_HANDLE* handle)
{
if (!handle)
return;
xfree(handle);
}
SECURITY_FUNCTION_TABLE* sspi_GetSecurityFunctionTableByName(const char* Name)
{
int index;
@ -228,6 +315,18 @@ SECURITY_STATUS ExportSecurityContext(CTXT_HANDLE* phContext, uint32 fFlags, SEC
SECURITY_STATUS FreeCredentialsHandle(CRED_HANDLE* phCredential)
{
CREDENTIALS* credentials;
if (!phCredential)
return SEC_E_INVALID_HANDLE;
credentials = (CREDENTIALS*) sspi_SecureHandleGetLowerPointer(phCredential);
if (!credentials)
return SEC_E_INVALID_HANDLE;
sspi_CredentialsFree(credentials);
return SEC_E_OK;
}
@ -238,7 +337,23 @@ SECURITY_STATUS ImportSecurityContext(char* pszPackage, SEC_BUFFER* pPackedConte
SECURITY_STATUS QueryCredentialsAttributes(CRED_HANDLE* phCredential, uint32 ulAttribute, void* pBuffer)
{
return SEC_E_OK;
char* Name;
SECURITY_STATUS status;
SECURITY_FUNCTION_TABLE* table;
Name = (char*) sspi_SecureHandleGetUpperPointer(phCredential);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableByName(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
status = table->QueryCredentialsAttributes(phCredential, ulAttribute, pBuffer);
return status;
}
/* Context Management */
@ -283,7 +398,25 @@ SECURITY_STATUS InitializeSecurityContext(CRED_HANDLE* phCredential, CTXT_HANDLE
SEC_BUFFER_DESC* pInput, uint32 Reserved2, CTXT_HANDLE* phNewContext,
SEC_BUFFER_DESC* pOutput, uint32* pfContextAttr, SEC_TIMESTAMP* ptsExpiry)
{
return SEC_E_OK;
char* Name;
SECURITY_STATUS status;
SECURITY_FUNCTION_TABLE* table;
Name = (char*) sspi_SecureHandleGetUpperPointer(phCredential);
if (!Name)
return SEC_E_SECPKG_NOT_FOUND;
table = sspi_GetSecurityFunctionTableByName(Name);
if (!table)
return SEC_E_SECPKG_NOT_FOUND;
status = table->InitializeSecurityContext(phCredential, phContext,
pszTargetName, fContextReq, Reserved1, TargetDataRep,
pInput, Reserved2, phNewContext, pOutput, pfContextAttr, ptsExpiry);
return status;
}
SECURITY_STATUS QueryContextAttributes(CTXT_HANDLE* phContext, uint32 ulAttribute, void* pBuffer)

43
libfreerdp-auth/sspi.h Normal file
View File

@ -0,0 +1,43 @@
/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Security Support Provider Interface (SSPI)
*
* Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef FREERDP_AUTH_SSPI_PRIVATE_H
#define FREERDP_AUTH_SSPI_PRIVATE_H
#include <freerdp/types.h>
#include <freerdp/auth/sspi.h>
struct _CREDENTIALS
{
SEC_AUTH_IDENTITY identity;
};
typedef struct _CREDENTIALS CREDENTIALS;
CREDENTIALS* sspi_CredentialsNew();
void sspi_CredentialsFree(CREDENTIALS* credentials);
SEC_HANDLE* sspi_SecureHandleAlloc();
void sspi_SecureHandleInvalidate(SEC_HANDLE* handle);
void* sspi_SecureHandleGetLowerPointer(SEC_HANDLE* handle);
void sspi_SecureHandleSetLowerPointer(SEC_HANDLE* handle, void* pointer);
void* sspi_SecureHandleGetUpperPointer(SEC_HANDLE* handle);
void sspi_SecureHandleSetUpperPointer(SEC_HANDLE* handle, void* pointer);
void sspi_SecureHandleFree(SEC_HANDLE* handle);
#endif /* FREERDP_AUTH_SSPI_PRIVATE_H */