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#ifndef CYGONCE_PPP_PPP_H
#define CYGONCE_PPP_PPP_H
 
//==========================================================================
//
//      ppp.h
//
//      PPP system interface
//
//==========================================================================
// ####ECOSGPLCOPYRIGHTBEGIN####                                            
// -------------------------------------------                              
// This file is part of eCos, the Embedded Configurable Operating System.   
// Copyright (C) 2003, 2004 Free Software Foundation, Inc.                  
//
// eCos is free software; you can redistribute it and/or modify it under    
// the terms of the GNU General Public License as published by the Free     
// Software Foundation; either version 2 or (at your option) any later      
// version.                                                                 
//
// eCos is distributed in the hope that it will be useful, but WITHOUT      
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or    
// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License    
// for more details.                                                        
//
// You should have received a copy of the GNU General Public License        
// along with eCos; if not, write to the Free Software Foundation, Inc.,    
// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.            
//
// As a special exception, if other files instantiate templates or use      
// macros or inline functions from this file, or you compile this file      
// and link it with other works to produce a work based on this file,       
// this file does not by itself cause the resulting work to be covered by   
// the GNU General Public License. However the source code for this file    
// must still be made available in accordance with section (3) of the GNU   
// General Public License v2.                                               
//
// This exception does not invalidate any other reasons why a work based    
// on this file might be covered by the GNU General Public License.         
// -------------------------------------------                              
// ####ECOSGPLCOPYRIGHTEND####                                              
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):     nickg
// Contributors:  nickg
// Date:        2002-05-22
// Purpose:     PPP interface
// Description: PPP sybsystem interface definitions
// Usage:       #include "cyg/ppp/ppp.h"
//              ...
//              
//####DESCRIPTIONEND####
//
//==========================================================================
 
#include <pkgconf/system.h>
#include <pkgconf/ppp.h>
 
#include <cyg/infra/cyg_type.h>
 
#include <cyg/io/serialio.h>
 
#define MAXNAMELEN 256
#define MAXSECRETLEN 256
 
// -------------------------------------------------------------------------
// PPP instance
 
typedef CYG_ADDRWORD cyg_ppp_handle_t;
 
// -------------------------------------------------------------------------
/* PPP failure statistics */
typedef struct {
	int auth_failures;        /* PAP or CHAP failures */
	int no_proto;             /* No network protocol running */
	int idle_timeout;         /* Idle timer expired */
	int connect_time_expired; /* Max connect time expired */
	int loopback;             /* Loopback detected */
	int no_response;          /* Peer not responding */
} cyg_ppp_stats_t;
extern cyg_ppp_stats_t cyg_ppp_stats; /* PPP statistics */
// -------------------------------------------------------------------------
// PPP negotiated addresses
typedef struct {
	u_int32_t local_ip;       /* Local ip address */
	u_int32_t peer_ip;        /* Peer ip address */
	u_int32_t pri_dns;        /* Primary DNS address */
	u_int32_t alt_dns;        /* Alternate DNS address */
	u_int32_t pri_wins;       /* Primary WINS address */
	u_int32_t alt_wins;       /* Alternate WINS address */
} cyg_ppp_neg_addrs_t;
 
// -------------------------------------------------------------------------
typedef struct
{
    unsigned int
        debug           : 1,            /* Debug flag */
        kdebugflag      : 5,	        /* Tell kernel to print debug messages */
        default_route   : 1,            /* Set up default route via PPP link */
        modem           : 1,            /* Use modem control lines */
        flowctl         : 2,            /* Flow control, see below */
        refuse_pap      : 1,	        /* Don't wanna auth. ourselves with PAP */
        refuse_chap     : 1,	        /* Don't wanna auth. ourselves with CHAP */
        neg_accm        : 1             /* Flag to enable ACCM negotiation */
        ;
    cyg_serial_baud_rate_t      baud;   /* serial line baud rate */
 
    int         conf_accm;              /* Configurable value of ACCM */
    int	        idle_time_limit;        /* Shut down link if idle for this long */
    int         maxconnect;             /* Maximum connect time (seconds) */
 
    cyg_uint32  our_address;            /* Our IP address */
    cyg_uint32  his_address;            /* His IP address */
 
    char        **script;               /* CHAT connection script */
 
    char	user[MAXNAMELEN];       /* Our name for authenticating ourselves */
    char	passwd[MAXSECRETLEN];   /* Password for PAP and secret for CHAP */
 
} cyg_ppp_options_t;
 
// -------------------------------------------------------------------------
/* Values for flowctl field */
 
#define CYG_PPP_FLOWCTL_DEFAULT         0       /* Default to current setting        */
#define CYG_PPP_FLOWCTL_NONE            1       /* No flow control - not recommended */
#define CYG_PPP_FLOWCTL_HARDWARE        2       /* Hardware flow control - CTS/RTS   */
#define CYG_PPP_FLOWCTL_SOFTWARE        3       /* Software flow control - XON/XOFF  */
 
// -------------------------------------------------------------------------
 
externC cyg_int32 cyg_ppp_options_init( cyg_ppp_options_t *options );
 
// -------------------------------------------------------------------------
 
externC cyg_ppp_handle_t cyg_ppp_up( const char *devnam,
                                     const cyg_ppp_options_t *options );
 
// -------------------------------------------------------------------------
 
externC cyg_int32 cyg_ppp_down( const cyg_ppp_handle_t handle );
 
 
// -------------------------------------------------------------------------
 
externC cyg_int32 cyg_ppp_wait_up( cyg_ppp_handle_t handle );
 
externC void cyg_ppp_wait_down( cyg_ppp_handle_t handle );
 
// -------------------------------------------------------------------------
 
externC cyg_int32 cyg_ppp_chat( const char *devname,
                                const char *script[] );
 
 
// -------------------------------------------------------------------------
#ifdef CYGOPT_PPP_NS_NEGOTIATE
externC u_int32_t cyg_ppp_get_neg_addrs(cyg_ppp_neg_addrs_t *addrs);
#endif
// -------------------------------------------------------------------------
#endif // CYGONCE_PPP_PPP_H multiple inclusion protection
// EOF ppp.h