112 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*****************************************************************************
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| * auth.h -  PPP Authentication and phase control header file.
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| *
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| * Copyright (c) 2003 by Marc Boucher, Services Informatiques (MBSI) inc.
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| * portions Copyright (c) 1998 Global Election Systems Inc.
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| *
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| * The authors hereby grant permission to use, copy, modify, distribute,
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| * and license this software and its documentation for any purpose, provided
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| * that existing copyright notices are retained in all copies and that this
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| * notice and the following disclaimer are included verbatim in any 
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| * distributions. No written agreement, license, or royalty fee is required
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| * for any of the authorized uses.
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| *
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| * THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR
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| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
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| * IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| *
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| ******************************************************************************
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| * REVISION HISTORY
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| *
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| * 03-01-01 Marc Boucher <marc@mbsi.ca>
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| *   Ported to lwIP.
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| * 97-12-04 Guy Lancaster <lancasterg@acm.org>, Global Election Systems Inc.
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| *   Original derived from BSD pppd.h.
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| *****************************************************************************/
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| /*
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|  * pppd.h - PPP daemon global declarations.
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|  *
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|  * Copyright (c) 1989 Carnegie Mellon University.
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|  * All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms are permitted
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|  * provided that the above copyright notice and this paragraph are
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|  * duplicated in all such forms and that any documentation,
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|  * advertising materials, and other materials related to such
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|  * distribution and use acknowledge that the software was developed
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|  * by Carnegie Mellon University.  The name of the
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|  * University may not be used to endorse or promote products derived
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|  * from this software without specific prior written permission.
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|  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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|  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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|  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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|  *
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|  */
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| 
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| #ifndef AUTH_H
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| #define AUTH_H
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| 
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| /***********************
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| *** PUBLIC FUNCTIONS ***
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| ***********************/
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| 
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| /* we are starting to use the link */
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| void link_required (int);
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| 
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| /* we are finished with the link */
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| void link_terminated (int);
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| 
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| /* the LCP layer has left the Opened state */
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| void link_down (int);
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| 
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| /* the link is up; authenticate now */
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| void link_established (int);
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| 
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| /* a network protocol has come up */
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| void np_up (int, u16_t);
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| 
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| /* a network protocol has gone down */
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| void np_down (int, u16_t);
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| 
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| /* a network protocol no longer needs link */
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| void np_finished (int, u16_t);
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| 
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| /* peer failed to authenticate itself */
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| void auth_peer_fail (int, u16_t);
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| 
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| /* peer successfully authenticated itself */
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| void auth_peer_success (int, u16_t, char *, int);
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| 
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| /* we failed to authenticate ourselves */
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| void auth_withpeer_fail (int, u16_t);
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| 
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| /* we successfully authenticated ourselves */
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| void auth_withpeer_success (int, u16_t);
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| 
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| /* check authentication options supplied */
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| void auth_check_options (void);
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| 
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| /* check what secrets we have */
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| void auth_reset (int);
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| 
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| /* Check peer-supplied username/password */
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| u_char check_passwd (int, char *, int, char *, int, char **, int *);
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| 
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| /* get "secret" for chap */
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| int  get_secret (int, char *, char *, char *, int *, int);
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| 
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| /* check if IP address is authorized */
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| int  auth_ip_addr (int, u32_t);
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| 
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| /* check if IP address is unreasonable */
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| int  bad_ip_adrs (u32_t);
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| 
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| #endif /* AUTH_H */
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