+++ /dev/null
-/* PPPoE support library "libpppoe"
- *
- * Copyright 2000 Michal Ostrowski <mostrows@styx.uwaterloo.ca>,
- * Jamal Hadi Salim <hadi@cyberus.ca>
- *
- * This program 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 of the License, or (at your option) any later version.
- */
-#include "pppoe.h"
-#include <unistd.h>
-
-static unsigned int pcid=1111;
-static int srv_rcv_padi(struct session* ses,
- struct pppoe_packet *p_in,
- struct pppoe_packet **p_out){
- struct pppoe_con *newpc = NULL;
- struct pppoe_tag *tag;
-
- poe_dbglog(ses,"Srv Recv'd packet: %P\n",p_in);
-
-
- ses->curr_pkt.hdr = (struct pppoe_hdr*) ses->curr_pkt.buf;
- ses->curr_pkt.hdr->ver = 1;
- ses->curr_pkt.hdr->type = 1;
-
- tag = get_tag(p_in->hdr,PTT_SRV_NAME);
-
- if(!tag )
- return 0;
-
- if( ntohs(tag->tag_len)==0 ){
- ses->curr_pkt.tags[TAG_SRV_NAME] = ses->filt->stag ;
- }else if( tag->tag_len != ses->filt->stag->tag_len
- || !memcmp( tag+1, ses->filt->stag, ntohs(tag->tag_len)) ){
- return 0;
- }else{
- ses->curr_pkt.tags[TAG_SRV_NAME] = tag;
- }
-
- ses->curr_pkt.tags[ TAG_AC_NAME] = ses->filt->ntag ;
- ses->curr_pkt.tags[ TAG_HOST_UNIQ ] = get_tag(p_in->hdr,PTT_HOST_UNIQ);
-
- memcpy(&ses->remote, &p_in->addr, sizeof(struct sockaddr_ll));
- memcpy( &ses->curr_pkt.addr, &ses->remote , sizeof(struct sockaddr_ll));
-
- ses->curr_pkt.hdr->code = PADO_CODE;
-
-
- ses->curr_pkt.tags[ TAG_RELAY_SID ] = get_tag(p_in->hdr,PTT_RELAY_SID);
-
- send_disc(ses, &ses->curr_pkt);
- poe_dbglog(ses,"Srv Sent packet: %P\n",&ses->curr_pkt);
-
- return 0;
-}
-
-
-static int srv_rcv_padr(struct session* ses,
- struct pppoe_packet *p_in,
- struct pppoe_packet **p_out){
- struct pppoe_tag *tag;
-
- poe_dbglog(ses,"Recv'd packet: %P\n",p_in);
-
-
-
- /* Run checks to ensure this packets asks for
- what we're willing to offer */
-
- tag = get_tag(p_in->hdr,PTT_SRV_NAME);
-
- if(!tag || tag->tag_len == 0 ){
- p_in->tags[TAG_SRV_NAME] = ses->filt->stag;
-
- }else if( tag->tag_len != ses->filt->stag->tag_len
- || !memcmp(tag + 1 , ses->filt->stag, ntohs(tag->tag_len)) ){
- return 0;
- }else{
- p_in->tags[TAG_SRV_NAME] = tag;
- }
-
- tag = get_tag(p_in->hdr,PTT_AC_NAME);
- if( !tag || tag->tag_len==0 ){
- p_in->tags[TAG_AC_NAME] = ses->filt->ntag;
- }else if( tag->tag_len != ses->filt->ntag->tag_len
- || !memcmp(tag + 1, ses->filt->ntag, ntohs(tag->tag_len)) ){
- return 0;
- }else{
- p_in->tags[TAG_AC_NAME] = tag;
- }
-
-
-
-
- pcid = ++pcid & 0x0000ffff ;
- if(pcid == 0 ){
- pcid = 1111;
- }
-
- p_in->hdr->sid = ntohs(pcid);
-
- p_in->hdr->code = PADS_CODE;
- send_disc(ses, p_in);
-
- poe_dbglog(ses,"Sent packet: %P\n",p_in);
-
- ses->sp.sa_family = AF_PPPOX;
- ses->sp.sa_protocol=PX_PROTO_OE;
- ses->sp.sa_addr.pppoe.sid = p_in->hdr->sid;
- memcpy(ses->sp.sa_addr.pppoe.dev, ses->name, IFNAMSIZ);
- memcpy(ses->sp.sa_addr.pppoe.remote, p_in->addr.sll_addr, ETH_ALEN);
- memcpy(&ses->remote, &p_in->addr, sizeof(struct sockaddr_ll));
- return 1;
-}
-
-static int srv_rcv_padt(struct session* ses,
- struct pppoe_packet *p_in,
- struct pppoe_packet **p_out){
- return 0;
-}
-
-
-
-int srv_init_ses(struct session *ses, char* from)
-{
- int retval;
- retval = client_init_ses(ses, from);
- ses->init_disc = NULL;
- ses->rcv_pado = NULL;
- ses->rcv_pads = NULL;
- ses->rcv_padi = srv_rcv_padi;
- ses->rcv_padr = srv_rcv_padr;
- ses->rcv_padt = srv_rcv_padt;
-
- /* retries forever */
- ses->retries = -1;
-
- return retval;
-}
-
-