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