Import lwIP contrib rep
... from http://git.savannah.gnu.org/cgit/lwip/lwip-contrib.git/ into contrib/ subdir, STABLE-2_1_0_RELEASE tag lwIP contrib is now officially frozen TODO: Fix build
This commit is contained in:
Dirk Ziegelmeier
219
contrib/examples/ppp/pppos_example.c
Normal file
219
contrib/examples/ppp/pppos_example.c
Normal file
@@ -0,0 +1,219 @@
|
||||
/*
|
||||
* Redistribution and use in source and binary forms, with or without modification,
|
||||
* are permitted provided that the following conditions are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
||||
* this list of conditions and the following disclaimer in the documentation
|
||||
* and/or other materials provided with the distribution.
|
||||
* 3. The name of the author may not be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
||||
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
||||
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
|
||||
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
|
||||
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
|
||||
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
|
||||
* OF SUCH DAMAGE.
|
||||
*
|
||||
* This file is part of the lwIP TCP/IP stack.
|
||||
*
|
||||
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
|
||||
*
|
||||
*/
|
||||
|
||||
#include "lwip/dns.h"
|
||||
|
||||
#ifndef PPPOS_SUPPORT
|
||||
#define PPPOS_SUPPORT 0
|
||||
#endif /* PPPOS_SUPPORT */
|
||||
|
||||
#if PPPOS_SUPPORT
|
||||
#include "netif/ppp/pppos.h"
|
||||
#include "lwip/sio.h"
|
||||
#define PPP_PTY_TEST 1
|
||||
#endif /* PPPOS_SUPPORT */
|
||||
|
||||
#include "pppos_example.h"
|
||||
|
||||
#if PPPOS_SUPPORT
|
||||
static sio_fd_t ppp_sio;
|
||||
static ppp_pcb *ppp;
|
||||
static struct netif pppos_netif;
|
||||
|
||||
static void
|
||||
pppos_rx_thread(void *arg)
|
||||
{
|
||||
u32_t len;
|
||||
u8_t buffer[128];
|
||||
LWIP_UNUSED_ARG(arg);
|
||||
|
||||
/* Please read the "PPPoS input path" chapter in the PPP documentation. */
|
||||
while (1) {
|
||||
len = sio_read(ppp_sio, buffer, sizeof(buffer));
|
||||
if (len > 0) {
|
||||
/* Pass received raw characters from PPPoS to be decoded through lwIP
|
||||
* TCPIP thread using the TCPIP API. This is thread safe in all cases
|
||||
* but you should avoid passing data byte after byte. */
|
||||
pppos_input_tcpip(ppp, buffer, len);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
ppp_link_status_cb(ppp_pcb *pcb, int err_code, void *ctx)
|
||||
{
|
||||
struct netif *pppif = ppp_netif(pcb);
|
||||
LWIP_UNUSED_ARG(ctx);
|
||||
|
||||
switch(err_code) {
|
||||
case PPPERR_NONE: /* No error. */
|
||||
{
|
||||
#if LWIP_DNS
|
||||
const ip_addr_t *ns;
|
||||
#endif /* LWIP_DNS */
|
||||
fprintf(stderr, "ppp_link_status_cb: PPPERR_NONE\n\r");
|
||||
#if LWIP_IPV4
|
||||
fprintf(stderr, " our_ip4addr = %s\n\r", ip4addr_ntoa(netif_ip4_addr(pppif)));
|
||||
fprintf(stderr, " his_ipaddr = %s\n\r", ip4addr_ntoa(netif_ip4_gw(pppif)));
|
||||
fprintf(stderr, " netmask = %s\n\r", ip4addr_ntoa(netif_ip4_netmask(pppif)));
|
||||
#endif /* LWIP_IPV4 */
|
||||
#if LWIP_IPV6
|
||||
fprintf(stderr, " our_ip6addr = %s\n\r", ip6addr_ntoa(netif_ip6_addr(pppif, 0)));
|
||||
#endif /* LWIP_IPV6 */
|
||||
|
||||
#if LWIP_DNS
|
||||
ns = dns_getserver(0);
|
||||
fprintf(stderr, " dns1 = %s\n\r", ipaddr_ntoa(ns));
|
||||
ns = dns_getserver(1);
|
||||
fprintf(stderr, " dns2 = %s\n\r", ipaddr_ntoa(ns));
|
||||
#endif /* LWIP_DNS */
|
||||
#if PPP_IPV6_SUPPORT
|
||||
fprintf(stderr, " our6_ipaddr = %s\n\r", ip6addr_ntoa(netif_ip6_addr(pppif, 0)));
|
||||
#endif /* PPP_IPV6_SUPPORT */
|
||||
}
|
||||
break;
|
||||
|
||||
case PPPERR_PARAM: /* Invalid parameter. */
|
||||
printf("ppp_link_status_cb: PPPERR_PARAM\n");
|
||||
break;
|
||||
|
||||
case PPPERR_OPEN: /* Unable to open PPP session. */
|
||||
printf("ppp_link_status_cb: PPPERR_OPEN\n");
|
||||
break;
|
||||
|
||||
case PPPERR_DEVICE: /* Invalid I/O device for PPP. */
|
||||
printf("ppp_link_status_cb: PPPERR_DEVICE\n");
|
||||
break;
|
||||
|
||||
case PPPERR_ALLOC: /* Unable to allocate resources. */
|
||||
printf("ppp_link_status_cb: PPPERR_ALLOC\n");
|
||||
break;
|
||||
|
||||
case PPPERR_USER: /* User interrupt. */
|
||||
printf("ppp_link_status_cb: PPPERR_USER\n");
|
||||
break;
|
||||
|
||||
case PPPERR_CONNECT: /* Connection lost. */
|
||||
printf("ppp_link_status_cb: PPPERR_CONNECT\n");
|
||||
break;
|
||||
|
||||
case PPPERR_AUTHFAIL: /* Failed authentication challenge. */
|
||||
printf("ppp_link_status_cb: PPPERR_AUTHFAIL\n");
|
||||
break;
|
||||
|
||||
case PPPERR_PROTOCOL: /* Failed to meet protocol. */
|
||||
printf("ppp_link_status_cb: PPPERR_PROTOCOL\n");
|
||||
break;
|
||||
|
||||
case PPPERR_PEERDEAD: /* Connection timeout. */
|
||||
printf("ppp_link_status_cb: PPPERR_PEERDEAD\n");
|
||||
break;
|
||||
|
||||
case PPPERR_IDLETIMEOUT: /* Idle Timeout. */
|
||||
printf("ppp_link_status_cb: PPPERR_IDLETIMEOUT\n");
|
||||
break;
|
||||
|
||||
case PPPERR_CONNECTTIME: /* PPPERR_CONNECTTIME. */
|
||||
printf("ppp_link_status_cb: PPPERR_CONNECTTIME\n");
|
||||
break;
|
||||
|
||||
case PPPERR_LOOPBACK: /* Connection timeout. */
|
||||
printf("ppp_link_status_cb: PPPERR_LOOPBACK\n");
|
||||
break;
|
||||
|
||||
default:
|
||||
printf("ppp_link_status_cb: unknown errCode %d\n", err_code);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static u32_t
|
||||
ppp_output_cb(ppp_pcb *pcb, u8_t *data, u32_t len, void *ctx)
|
||||
{
|
||||
LWIP_UNUSED_ARG(pcb);
|
||||
LWIP_UNUSED_ARG(ctx);
|
||||
return sio_write(ppp_sio, data, len);
|
||||
}
|
||||
|
||||
#if LWIP_NETIF_STATUS_CALLBACK
|
||||
static void
|
||||
netif_status_callback(struct netif *nif)
|
||||
{
|
||||
printf("PPPNETIF: %c%c%d is %s\n", nif->name[0], nif->name[1], nif->num,
|
||||
netif_is_up(nif) ? "UP" : "DOWN");
|
||||
#if LWIP_IPV4
|
||||
printf("IPV4: Host at %s ", ip4addr_ntoa(netif_ip4_addr(nif)));
|
||||
printf("mask %s ", ip4addr_ntoa(netif_ip4_netmask(nif)));
|
||||
printf("gateway %s\n", ip4addr_ntoa(netif_ip4_gw(nif)));
|
||||
#endif /* LWIP_IPV4 */
|
||||
#if LWIP_IPV6
|
||||
printf("IPV6: Host at %s\n", ip6addr_ntoa(netif_ip6_addr(nif, 0)));
|
||||
#endif /* LWIP_IPV6 */
|
||||
#if LWIP_NETIF_HOSTNAME
|
||||
printf("FQDN: %s\n", netif_get_hostname(nif));
|
||||
#endif /* LWIP_NETIF_HOSTNAME */
|
||||
}
|
||||
#endif /* LWIP_NETIF_STATUS_CALLBACK */
|
||||
#endif
|
||||
|
||||
void
|
||||
pppos_example_init(void)
|
||||
{
|
||||
#if PPPOS_SUPPORT
|
||||
#if PPP_PTY_TEST
|
||||
ppp_sio = sio_open(2);
|
||||
#else
|
||||
ppp_sio = sio_open(0);
|
||||
#endif
|
||||
if(!ppp_sio)
|
||||
{
|
||||
perror("PPPOS example: Error opening device");
|
||||
return;
|
||||
}
|
||||
|
||||
ppp = pppos_create(&pppos_netif, ppp_output_cb, ppp_link_status_cb, NULL);
|
||||
if (!ppp)
|
||||
{
|
||||
printf("PPPOS example: Could not create PPP control interface");
|
||||
return;
|
||||
}
|
||||
|
||||
#ifdef LWIP_PPP_CHAP_TEST
|
||||
ppp_set_auth(ppp, PPPAUTHTYPE_CHAP, "lwip", "mysecret");
|
||||
#endif
|
||||
|
||||
ppp_connect(ppp, 0);
|
||||
|
||||
#if LWIP_NETIF_STATUS_CALLBACK
|
||||
netif_set_status_callback(&pppos_netif, netif_status_callback);
|
||||
#endif /* LWIP_NETIF_STATUS_CALLBACK */
|
||||
|
||||
sys_thread_new("pppos_rx_thread", pppos_rx_thread, NULL, DEFAULT_THREAD_STACKSIZE, DEFAULT_THREAD_PRIO);
|
||||
#endif /* PPPOS_SUPPORT */
|
||||
}
|
||||
Reference in New Issue
Block a user