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Annotation of embedaddon/libpdel/ppp/ppp_lcp.h, revision 1.1.1.1

1.1       misho       1: 
                      2: /*
                      3:  * Copyright (c) 2001-2002 Packet Design, LLC.
                      4:  * All rights reserved.
                      5:  * 
                      6:  * Subject to the following obligations and disclaimer of warranty,
                      7:  * use and redistribution of this software, in source or object code
                      8:  * forms, with or without modifications are expressly permitted by
                      9:  * Packet Design; provided, however, that:
                     10:  * 
                     11:  *    (i)  Any and all reproductions of the source or object code
                     12:  *         must include the copyright notice above and the following
                     13:  *         disclaimer of warranties; and
                     14:  *    (ii) No rights are granted, in any manner or form, to use
                     15:  *         Packet Design trademarks, including the mark "PACKET DESIGN"
                     16:  *         on advertising, endorsements, or otherwise except as such
                     17:  *         appears in the above copyright notice or in the software.
                     18:  * 
                     19:  * THIS SOFTWARE IS BEING PROVIDED BY PACKET DESIGN "AS IS", AND
                     20:  * TO THE MAXIMUM EXTENT PERMITTED BY LAW, PACKET DESIGN MAKES NO
                     21:  * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING
                     22:  * THIS SOFTWARE, INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED
                     23:  * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE,
                     24:  * OR NON-INFRINGEMENT.  PACKET DESIGN DOES NOT WARRANT, GUARANTEE,
                     25:  * OR MAKE ANY REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS
                     26:  * OF THE USE OF THIS SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY,
                     27:  * RELIABILITY OR OTHERWISE.  IN NO EVENT SHALL PACKET DESIGN BE
                     28:  * LIABLE FOR ANY DAMAGES RESULTING FROM OR ARISING OUT OF ANY USE
                     29:  * OF THIS SOFTWARE, INCLUDING WITHOUT LIMITATION, ANY DIRECT,
                     30:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, PUNITIVE, OR CONSEQUENTIAL
                     31:  * DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, LOSS OF
                     32:  * USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY THEORY OF
                     33:  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     34:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
                     35:  * THE USE OF THIS SOFTWARE, EVEN IF PACKET DESIGN IS ADVISED OF
                     36:  * THE POSSIBILITY OF SUCH DAMAGE.
                     37:  *
                     38:  * Author: Archie Cobbs <archie@freebsd.org>
                     39:  */
                     40: 
                     41: #ifndef _PDEL_PPP_PPP_LCP_H_
                     42: #define _PDEL_PPP_PPP_LCP_H_
                     43: 
                     44: struct ppp_fsm;
                     45: struct ppp_node;
                     46: 
                     47: /*
                     48:  * LCP constants
                     49:  */
                     50: #define LCP_MIN_MRU            64
                     51: #define LCP_MAX_MRU            8192
                     52: #define LCP_DEFAULT_MRU                1500
                     53: 
                     54: #define LCP_MIN_MRRU           1500
                     55: #define LCP_MAX_MRRU           8192
                     56: #define LCP_DEFAULT_MRRU       1600
                     57: 
                     58: /*
                     59:  * Configuration for an LCP FSM
                     60:  */
                     61: struct ppp_lcp_config {
                     62: 
                     63:        u_int16_t       min_mru[2];
                     64:        u_int16_t       max_mru[2];
                     65:        u_int16_t       min_mrru[2];
                     66:        u_int16_t       max_mrru[2];
                     67: 
                     68:        u_int32_t       accm;
                     69: 
                     70:        u_char          auth[2][PPP_AUTH_MAX];
                     71: 
                     72:        u_char          multilink[2];   /* request, both, or neither */
                     73:        u_char          shortseq[2];
                     74:        u_char          pfcomp[2];
                     75:        u_char          acfcomp[2];
                     76: 
                     77:        struct ppp_eid  eid;
                     78: };
                     79: 
                     80: /*
                     81:  * LCP request state
                     82:  */
                     83: struct ppp_lcp_req {
                     84:        u_int16_t               mru[2];
                     85:        u_int32_t               accm[2];
                     86:        u_char                  acfcomp[2];
                     87:        u_char                  pfcomp[2];
                     88:        u_int32_t               magic[2];
                     89:        enum ppp_auth_index     auth[2];
                     90:        u_char                  auth_rej[PPP_AUTH_MAX];
                     91:        u_char                  multilink[2];
                     92:        u_int16_t               mrru[2];
                     93:        u_char                  shortseq[2];
                     94:        struct ppp_eid          eid[2];
                     95: };
                     96: 
                     97: __BEGIN_DECLS
                     98: 
                     99: /* FSM types for LCP (normal) and MP LCP (multilink-bundle) */
                    100: extern const   struct ppp_fsm_type ppp_fsm_lcp;
                    101: extern const   struct ppp_fsm_type ppp_fsm_mp_lcp;
                    102: 
                    103: /* LCP option descriptors */
                    104: extern const   struct ppp_fsm_optdesc lcp_opt_desc[];
                    105: 
                    106: /* Functions */
                    107: extern struct  ppp_fsm_instance *ppp_lcp_create(struct ppp_lcp_config *conf);
                    108: extern void    ppp_lcp_get_req(struct ppp_fsm *lcp, struct ppp_lcp_req *req);
                    109: 
                    110: __END_DECLS
                    111: 
                    112: #endif /* _PDEL_PPP_PPP_LCP_H_ */