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PPP, added PPPoS reopen support

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This commit is contained in:
Sylvain Rochet 2012-09-01 19:29:17 +02:00
parent fbbde125d9
commit 387c778496
1 changed files with 36 additions and 8 deletions
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44
src/netif/ppp/ppp.c
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@ -338,7 +338,6 @@ int ppp_over_serial_open(ppp_pcb *pcb, sio_fd_t fd, ppp_link_status_cb_fn link_s
ppp_free_current_input_packet(&pcb->rx);
ppp_clear(pcb);
new_phase(pcb, PHASE_INITIALIZE);
pcb->fd = fd;
@ -362,7 +361,7 @@ int ppp_over_serial_open(ppp_pcb *pcb, sio_fd_t fd, ppp_link_status_cb_fn link_s
/*
* Start the connection and handle incoming events (packet or timeout).
*/
PPPDEBUG(LOG_INFO, ("ppp_over_serial_open: unit %d: Connecting\n", pcb->num));
PPPDEBUG(LOG_INFO, ("ppp_over_serial_open: unit %d: connecting\n", pcb->num));
ppp_start(pcb);
#if PPP_INPROC_OWNTHREAD
sys_thread_new(PPP_THREAD_NAME, ppp_input_thread, (void*)&pcb->rx, PPP_THREAD_STACKSIZE, PPP_THREAD_PRIO);
@ -404,7 +403,6 @@ int ppp_over_ethernet_open(ppp_pcb *pcb, struct netif *ethif, const char *servic
}
ppp_clear(pcb);
new_phase(pcb, PHASE_INITIALIZE);
pcb->link_status_cb = link_status_cb;
pcb->link_status_ctx = link_status_ctx;
@ -445,7 +443,6 @@ int ppp_over_l2tp_open(ppp_pcb *pcb, struct netif *netif, ip_addr_t *ipaddr, u16
}
ppp_clear(pcb);
new_phase(pcb, PHASE_INITIALIZE);
pcb->link_status_cb = link_status_cb;
pcb->link_status_ctx = link_status_ctx;
@ -485,7 +482,6 @@ int ppp_reopen(ppp_pcb *pcb, u16_t holdoff) {
}
PPPDEBUG(LOG_DEBUG, ("ppp_reopen() called, holdoff=%d\n", holdoff));
ppp_clear(pcb);
if (holdoff == 0) {
ppp_do_reopen(pcb);
@ -607,7 +603,7 @@ static void ppp_clear(ppp_pcb *pcb) {
struct protent *protp;
int i;
LWIP_ASSERT("pcb->phase == PHASE_DEAD", pcb->phase == PHASE_DEAD);
LWIP_ASSERT("pcb->phase == PHASE_DEAD || pcb->phase == PHASE_HOLDOFF", pcb->phase == PHASE_DEAD || pcb->phase == PHASE_HOLDOFF);
#if PPP_STATS_SUPPORTs
link_stats_valid = 0;
@ -622,12 +618,14 @@ static void ppp_clear(ppp_pcb *pcb) {
for (i = 0; (protp = protocols[i]) != NULL; ++i) {
(*protp->init)(pcb);
}
new_phase(pcb, PHASE_INITIALIZE);
}
static void ppp_do_reopen(void *arg) {
ppp_pcb *pcb = (ppp_pcb*)arg;
new_phase(pcb, PHASE_INITIALIZE);
LWIP_ASSERT("pcb->phase == PHASE_DEAD || pcb->phase == PHASE_HOLDOFF", pcb->phase == PHASE_DEAD || pcb->phase == PHASE_HOLDOFF);
#if PPPOE_SUPPORT
if (pcb->pppoe_sc) {
@ -930,7 +928,33 @@ static err_t ppp_netif_init_cb(struct netif *netif) {
#if PPPOS_SUPPORT
static void ppp_over_serial_reopen(ppp_pcb *pcb) {
/* FIXME: fill me */
/* input pbuf left over from last session? */
ppp_free_current_input_packet(&pcb->rx);
ppp_clear(pcb);
pcb->rx.pcb = pcb;
pcb->rx.fd = pcb->fd;
#if VJ_SUPPORT
vj_compress_init(&pcb->vj_comp);
#endif /* VJ_SUPPORT */
/*
* Default the in and out accm so that escape and flag characters
* are always escaped.
*/
pcb->rx.in_accm[15] = 0x60; /* no need to protect since RX is not running */
pcb->out_accm[15] = 0x60;
/*
* Start the connection and handle incoming events (packet or timeout).
*/
PPPDEBUG(LOG_INFO, ("ppp_over_serial_open: unit %d: connecting\n", pcb->num));
ppp_start(pcb);
#if PPP_INPROC_OWNTHREAD
sys_thread_new(PPP_THREAD_NAME, ppp_input_thread, (void*)&pcb->rx, PPP_THREAD_STACKSIZE, PPP_THREAD_PRIO);
#endif /* PPP_INPROC_OWNTHREAD */
}
#if PPP_INPROC_OWNTHREAD
@ -1867,6 +1891,8 @@ static void ppp_over_ethernet_reopen(ppp_pcb *pcb) {
lcp_options *wo = &pcb->lcp_wantoptions;
lcp_options *ao = &pcb->lcp_allowoptions;
ppp_clear(pcb);
wo->mru = pcb->pppoe_sc->sc_ethif->mtu-PPPOE_HEADERLEN-2; /* two byte PPP protocol discriminator, then IP data */
wo->neg_asyncmap = 0;
wo->neg_pcompression = 0;
@ -1915,6 +1941,8 @@ static void ppp_over_l2tp_reopen(ppp_pcb *pcb) {
lcp_options *wo = &pcb->lcp_wantoptions;
lcp_options *ao = &pcb->lcp_allowoptions;
ppp_clear(pcb);
wo->mru = 1500; /* FIXME: MTU depends if we support IP fragmentation or not */
wo->neg_asyncmap = 0;
wo->neg_pcompression = 0;