Files correlati : utilma verione di curl git-svn-id: svn://10.65.10.50/branches/R_10_00@24159 c028cbd2-c16b-5b4b-a496-9718f37d4682
		
			
				
	
	
		
			148 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			148 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /***************************************************************************
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|  *                                  _   _ ____  _
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|  *  Project                     ___| | | |  _ \| |
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|  *                             / __| | | | |_) | |
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|  *                            | (__| |_| |  _ <| |___
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|  *                             \___|\___/|_| \_\_____|
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|  *
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|  * Copyright (C) 2014 - 2016, Steve Holme, <steve_holme@hotmail.com>.
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|  *
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|  * This software is licensed as described in the file COPYING, which
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|  * you should have received as part of this distribution. The terms
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|  * are also available at https://curl.haxx.se/docs/copyright.html.
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|  *
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|  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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|  * copies of the Software, and permit persons to whom the Software is
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|  * furnished to do so, under the terms of the COPYING file.
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|  *
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|  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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|  * KIND, either express or implied.
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|  *
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|  ***************************************************************************/
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| 
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| #include "curl_setup.h"
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| 
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| #include <curl/curl.h>
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| 
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| #include "vauth.h"
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| #include "curl_multibyte.h"
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| #include "curl_printf.h"
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| 
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| /* The last #include files should be: */
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| #include "curl_memory.h"
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| #include "memdebug.h"
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| 
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| /*
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|  * Curl_auth_build_spn()
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|  *
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|  * This is used to build a SPN string in the following formats:
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|  *
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|  * service/host@realm (Not currently used)
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|  * service/host       (Not used by GSS-API)
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|  * service@realm      (Not used by Windows SSPI)
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|  *
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|  * Parameters:
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|  *
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|  * service  [in] - The service type such as http, smtp, pop or imap.
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|  * host     [in] - The host name.
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|  * realm    [in] - The realm.
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|  *
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|  * Returns a pointer to the newly allocated SPN.
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|  */
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| #if !defined(USE_WINDOWS_SSPI)
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| char *Curl_auth_build_spn(const char *service, const char *host,
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|                           const char *realm)
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| {
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|   char *spn = NULL;
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| 
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|   /* Generate our SPN */
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|   if(host && realm)
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|     spn = aprintf("%s/%s@%s", service, host, realm);
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|   else if(host)
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|     spn = aprintf("%s/%s", service, host);
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|   else if(realm)
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|     spn = aprintf("%s@%s", service, realm);
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| 
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|   /* Return our newly allocated SPN */
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|   return spn;
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| }
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| #else
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| TCHAR *Curl_auth_build_spn(const char *service, const char *host,
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|                            const char *realm)
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| {
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|   char *utf8_spn = NULL;
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|   TCHAR *tchar_spn = NULL;
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| 
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|   (void) realm;
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| 
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|   /* Note: We could use DsMakeSPN() or DsClientMakeSpnForTargetServer() rather
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|      than doing this ourselves but the first is only available in Windows XP
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|      and Windows Server 2003 and the latter is only available in Windows 2000
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|      but not Windows95/98/ME or Windows NT4.0 unless the Active Directory
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|      Client Extensions are installed. As such it is far simpler for us to
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|      formulate the SPN instead. */
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| 
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|   /* Generate our UTF8 based SPN */
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|   utf8_spn = aprintf("%s/%s", service, host);
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|   if(!utf8_spn) {
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|     return NULL;
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|   }
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| 
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|   /* Allocate our TCHAR based SPN */
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|   tchar_spn = Curl_convert_UTF8_to_tchar(utf8_spn);
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|   if(!tchar_spn) {
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|     free(utf8_spn);
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| 
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|     return NULL;
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|   }
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| 
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|   /* Release the UTF8 variant when operating with Unicode */
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|   Curl_unicodefree(utf8_spn);
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| 
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|   /* Return our newly allocated SPN */
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|   return tchar_spn;
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| }
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| #endif /* USE_WINDOWS_SSPI */
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| 
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| /*
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| * Curl_auth_user_contains_domain()
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| *
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| * This is used to test if the specified user contains a Windows domain name as
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| * follows:
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| *
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| * User\Domain (Down-level Logon Name)
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| * User/Domain (curl Down-level format - for compatibility with existing code)
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| * User@Domain (User Principal Name)
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| *
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| * Note: The user name may be empty when using a GSS-API library or Windows SSPI
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| * as the user and domain are either obtained from the credientals cache when
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| * using GSS-API or via the currently logged in user's credientals when using
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| * Windows SSPI.
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| *
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| * Parameters:
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| *
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| * user  [in] - The user name.
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| *
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| * Returns TRUE on success; otherwise FALSE.
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| */
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| bool Curl_auth_user_contains_domain(const char *user)
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| {
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|   bool valid = FALSE;
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| 
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|   if(user && *user) {
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|     /* Check we have a domain name or UPN present */
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|     char *p = strpbrk(user, "\\/@");
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| 
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|     valid = (p != NULL && p > user && p < user + strlen(user) - 1 ? TRUE :
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|                                                                     FALSE);
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|   }
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| #if defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI)
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|   else
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|     /* User and domain are obtained from the GSS-API credientials cache or the
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|        currently logged in user from Windows */
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|     valid = TRUE;
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| #endif
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| 
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|   return valid;
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| }
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