Moved uIP ppp support into backyard as it was never ported to Contiki 2.x.
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oliverschmidt
parent
be2a7e954c
commit
c5608ad99f
13 changed files with 12 additions and 12 deletions
195
backyard/core/net/ppp/pap.c
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195
backyard/core/net/ppp/pap.c
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/*www.mycal.net
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*---------------------------------------------------------------------------
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*pap.c - PAP processor for the PPP module - -
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*---------------------------------------------------------------------------
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*Version - 0.1 Original Version Jun 3, 2000 - -
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*---------------------------------------------------------------------------
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*- Copyright (C) 2000, Mycal Labs www.mycal.com - -
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*---------------------------------------------------------------------------
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*/
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/*
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* Copyright (c) 2003, Mike Johnson, Mycal Labs, www.mycal.net
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Mike Johnson/Mycal Labs
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* www.mycal.net.
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* 4. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This file is part of the Mycal Modified uIP TCP/IP stack.
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*
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* $Id: pap.c,v 1.1 2007/05/26 07:14:39 oliverschmidt Exp $
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*
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*/
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/* */
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/* include files */
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/* */
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#include <string.h>
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#include "ppp.h"
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#include "pap.h"
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#include "lcp.h"
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#if 0
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#define DEBUG1(x)
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#else
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#include <stdio.h>
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#define DEBUG1(x) debug_printf x
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#endif
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/*#include "time.h"*/
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/*#include "utils.h" */
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#define TIMER_expire()
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#define TIMER_set()
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#define TIMER_timeout(x) 1
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u8_t pap_state;
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#ifdef PAP_USERNAME
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u8_t pap_username[] = PAP_USERNAME;
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#else
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u8_t pap_username[PAP_USERNAME_SIZE];
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#endif
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#ifdef PAP_PASSWORD
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u8_t pap_password[] = PAP_PASSWORD;
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#else
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u8_t pap_password[PAP_PASSWORD_SIZE];
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#endif
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/*u16_t pap_tx_time;
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u8_t pap_timeout;*/
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/*---------------------------------------------------------------------------*/
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void
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pap_init(void)
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{
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ppp_retry = 0; /* We reuse ppp_retry */
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pap_state = 0;
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}
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/*---------------------------------------------------------------------------*/
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/* pap_rx() - PAP RX protocol Handler */
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/*---------------------------------------------------------------------------*/
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void
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pap_rx(u8_t *buffer, u16_t count)
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{
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u8_t *bptr=buffer;
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u8_t len;
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switch(*bptr++) {
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case CONF_REQ:
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DEBUG1(("CONF ACK - only for server, no support\n"));
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break;
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case CONF_ACK: /* config Ack */
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DEBUG1(("CONF ACK - PAP good - "));
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/* Display message if debug */
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len = *bptr++;
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*(bptr + len) = 0;
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DEBUG1((" %s \n",bptr));
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pap_state |= PAP_TX_UP;
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/* expire the timer to make things happen after a state change */
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TIMER_expire();
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break;
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case CONF_NAK:
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DEBUG1(("CONF NAK - Failed Auth - "));
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pap_state |= PAP_TX_AUTH_FAIL;
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/* display message if debug */
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len = *bptr++;
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*(bptr + len)=0;
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DEBUG1((" %s \n",bptr));
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break;
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}
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}
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/*---------------------------------------------------------------------------*/
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/* pap_task() - This task needs to be called every so often during the PAP
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* negotiation phase. This task sends PAP REQ packets.
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*/
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/*---------------------------------------------------------------------------*/
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void
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pap_task(u8_t *buffer)
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{
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u8_t *bptr;
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u16_t t;
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PAPPKT *pkt;
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/* If LCP is up and PAP negotiated, try to bring up PAP */
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if(!(pap_state & PAP_TX_UP) && !(pap_state & PAP_TX_TIMEOUT)) {
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/* Do we need to send a PAP auth packet?
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Check if we have a request pending*/
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if(1 == TIMER_timeout(PAP_TIMEOUT)) {
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/* Check if we have a request pending */
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/* t=get_seconds()-pap_tx_time;
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if( t > pap_timeout)
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{
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*/
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/* We need to send a PAP authentication request */
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DEBUG1(("\nSending PAP Request packet - "));
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/* Build a PAP request packet */
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pkt = (PAPPKT *)buffer;
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/* Configure-Request only here, write id */
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pkt->code = CONF_REQ;
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pkt->id = ppp_id;
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bptr = pkt->data;
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/* Write options */
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t = strlen(pap_username);
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/* Write peer length */
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*bptr++ = (u8_t)t;
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bptr = memcpy(bptr, pap_username, t);
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t = strlen(pap_password);
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*bptr++ = (u8_t)t;
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bptr = memcpy(bptr, pap_password, t);
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/* Write length */
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t = bptr - buffer;
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/* length here - code and ID + */
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pkt->len = htons(t);
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DEBUG1((" Len %d\n",t));
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/* Send packet */
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ahdlc_tx(PAP, buffer, 0, t, 0);
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/* Set timer */
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TIMER_set();
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ppp_retry++;
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/* Have we failed? */
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if(ppp_retry > 3) {
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DEBUG1(("PAP - timout\n"));
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pap_state &= PAP_TX_TIMEOUT;
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}
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}
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}
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}
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/*---------------------------------------------------------------------------*/
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