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PPP: moved duplicated init code from ppp_over_X_create() to ppp_new()

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Some init code were duplicated for all low-level PPP protocols, moved
uselessly duplicated code to ppp_new().
This commit is contained in:
Sylvain Rochet 2015-02-14 22:47:38 +01:00
parent 7b681bc94a
commit 443b2551c7
1 changed files with 13 additions and 31 deletions
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44
src/netif/ppp/ppp.c
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@ -183,7 +183,7 @@ const struct protent* const protocols[] = {
};
/* Prototypes for procedures local to this file. */
static ppp_pcb *ppp_new(struct netif *pppif);
static ppp_pcb *ppp_new(struct netif *pppif, ppp_link_status_cb_fn link_status_cb, void *ctx_cb);
static void ppp_clear(ppp_pcb *pcb);
static void ppp_do_open(void *arg);
static void ppp_start(ppp_pcb *pcb); /** Initiate LCP open request */
@ -229,20 +229,12 @@ static int ppp_write_over_l2tp(ppp_pcb *pcb, struct pbuf *p);
ppp_pcb *ppp_over_serial_create(struct netif *pppif, sio_fd_t fd, ppp_link_status_cb_fn link_status_cb, void *ctx_cb) {
ppp_pcb *pcb;
/* PPP is single-threaded: without a callback,
* there is no way to know when the link is up. */
if (link_status_cb == NULL) {
return NULL;
}
pcb = ppp_new(pppif);
pcb = ppp_new(pppif, link_status_cb, ctx_cb);
if (pppif == NULL) {
return NULL;
}
pcb->fd = fd;
pcb->link_status_cb = link_status_cb;
pcb->ctx_cb = ctx_cb;
return pcb;
}
@ -270,20 +262,11 @@ ppp_pcb *ppp_over_ethernet_create(struct netif *pppif, struct netif *ethif, cons
LWIP_UNUSED_ARG(service_name);
LWIP_UNUSED_ARG(concentrator_name);
/* PPP is single-threaded: without a callback,
* there is no way to know when the link is up. */
if (link_status_cb == NULL) {
return NULL;
}
pcb = ppp_new(pppif);
pcb = ppp_new(pppif, link_status_cb, ctx_cb);
if (pppif == NULL) {
return NULL;
}
pcb->link_status_cb = link_status_cb;
pcb->ctx_cb = ctx_cb;
if (pppoe_create(ethif, pcb, ppp_over_ethernet_link_status_cb, &pcb->pppoe_sc) != ERR_OK) {
ppp_free(pcb);
return NULL;
@ -301,20 +284,11 @@ ppp_pcb *ppp_over_l2tp_create(struct netif *pppif, struct netif *netif, ip_addr_
ppp_link_status_cb_fn link_status_cb, void *ctx_cb) {
ppp_pcb *pcb;
/* PPP is single-threaded: without a callback,
* there is no way to know when the link is up. */
if (link_status_cb == NULL) {
return NULL;
}
pcb = ppp_new(pppif);
pcb = ppp_new(pppif, link_status_cb, ctx_cb);
if (pppif == NULL) {
return NULL;
}
pcb->link_status_cb = link_status_cb;
pcb->ctx_cb = ctx_cb;
if (pppol2tp_create(pcb, ppp_over_l2tp_link_status_cb, &pcb->l2tp_pcb, netif, ipaddr, port, secret, secret_len) != ERR_OK) {
ppp_free(pcb);
return NULL;
@ -531,9 +505,15 @@ int ppp_init(void) {
* Return a new PPP connection control block pointer
* on success or a null pointer on failure.
*/
static ppp_pcb *ppp_new(struct netif *pppif) {
static ppp_pcb *ppp_new(struct netif *pppif, ppp_link_status_cb_fn link_status_cb, void *ctx_cb) {
ppp_pcb *pcb;
/* PPP is single-threaded: without a callback,
* there is no way to know when the link is up. */
if (link_status_cb == NULL) {
return NULL;
}
pcb = (ppp_pcb*)memp_malloc(MEMP_PPP_PCB);
if (pcb == NULL) {
return NULL;
@ -589,6 +569,8 @@ static ppp_pcb *ppp_new(struct netif *pppif) {
return NULL;
}
pcb->link_status_cb = link_status_cb;
pcb->ctx_cb = ctx_cb;
new_phase(pcb, PPP_PHASE_DEAD);
return pcb;
}