PPP: removed ppp_delete(), merged with ppp_free()

The only benefit of ppp_delete() call was about having a persistent
netif interface. netif was moved out of PPP pcb so we don't need
ppp_delete() anymore, second step in simplifying the weird
new/open/free/delete PPP API.
This commit is contained in:
Sylvain Rochet 2015-02-14 22:22:08 +01:00
parent 318e752fd6
commit 17c6be6a9b
4 changed files with 13 additions and 56 deletions

View File

@ -308,24 +308,24 @@ pppapi_sighup(ppp_pcb *pcb)
/**
* Call ppp_delete() inside the tcpip_thread context.
* Call ppp_free() inside the tcpip_thread context.
*/
static void
pppapi_do_ppp_delete(struct pppapi_msg_msg *msg)
pppapi_do_ppp_free(struct pppapi_msg_msg *msg)
{
msg->err = ppp_delete(msg->ppp);
msg->err = ppp_free(msg->ppp);
TCPIP_PPPAPI_ACK(msg);
}
/**
* Call ppp_delete() in a thread-safe way by running that function inside the
* Call ppp_free() in a thread-safe way by running that function inside the
* tcpip_thread context.
*/
int
pppapi_delete(ppp_pcb *pcb)
pppapi_free(ppp_pcb *pcb)
{
struct pppapi_msg msg;
msg.function = pppapi_do_ppp_delete;
msg.function = pppapi_do_ppp_free;
msg.msg.ppp = pcb;
TCPIP_PPPAPI(&msg);
return msg.msg.err;

View File

@ -136,7 +136,7 @@ ppp_pcb *pppapi_over_l2tp_create(struct netif *pppif, struct netif *netif, ip_ad
int pppapi_open(ppp_pcb *pcb, u16_t holdoff);
int pppapi_close(ppp_pcb *pcb);
void pppapi_sighup(ppp_pcb *pcb);
int pppapi_delete(ppp_pcb *pcb);
int pppapi_free(ppp_pcb *pcb);
int pppapi_ioctl(ppp_pcb *pcb, int cmd, void *arg);
#if LWIP_NETIF_STATUS_CALLBACK
void pppapi_set_netif_statuscallback(ppp_pcb *pcb, netif_status_callback_fn status_callback);

View File

@ -573,21 +573,6 @@ int ppp_close(ppp_pcb *pcb);
*/
void ppp_sighup(ppp_pcb *pcb);
/*
* Free the control block, clean everything except the PPP PCB itself
* and the netif, it allows you to change the underlying PPP protocol
* (eg. from PPPoE to PPPoS to switch from DSL to GPRS) without losing
* your PPP and netif handlers.
*
* This can only be called if PPP is in the dead phase.
*
* You must use ppp_close() before if you wish to terminate
* an established PPP session.
*
* Return 0 on success, an error code on failure.
*/
int ppp_free(ppp_pcb *pcb);
/*
* Release the control block.
*
@ -598,7 +583,7 @@ int ppp_free(ppp_pcb *pcb);
*
* Return 0 on success, an error code on failure.
*/
int ppp_delete(ppp_pcb *pcb);
int ppp_free(ppp_pcb *pcb);
/*
* Get and set parameters for the given connection.

View File

@ -352,7 +352,7 @@ ppp_pcb *ppp_over_ethernet_create(struct netif *pppif, struct netif *ethif, cons
pcb->ctx_cb = ctx_cb;
if (pppoe_create(ethif, pcb, ppp_over_ethernet_link_status_cb, &pcb->pppoe_sc) != ERR_OK) {
ppp_delete(pcb);
ppp_free(pcb);
return NULL;
}
@ -383,7 +383,7 @@ ppp_pcb *ppp_over_l2tp_create(struct netif *pppif, struct netif *netif, ip_addr_
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_delete(pcb);
ppp_free(pcb);
return NULL;
}
@ -478,10 +478,7 @@ ppp_sighup(ppp_pcb *pcb)
}
/*
* Free the control block, clean everything except the PPP PCB itself
* and the netif, it allows you to change the underlying PPP protocol
* (eg. from PPPoE to PPPoS to switch from DSL to GPRS) without losing
* your PPP and netif handlers.
* Release the control block.
*
* This can only be called if PPP is in the dead phase.
*
@ -497,6 +494,8 @@ int ppp_free(ppp_pcb *pcb) {
PPPDEBUG(LOG_DEBUG, ("ppp_free: unit %d\n", pcb->num));
netif_remove(pcb->netif);
#if PPPOE_SUPPORT
if (pcb->pppoe_sc) {
pppoe_destroy(pcb->pppoe_sc);
@ -516,33 +515,6 @@ int ppp_free(ppp_pcb *pcb) {
ppp_free_current_input_packet(&pcb->rx);
#endif /* PPPOS_SUPPORT */
return 0;
}
/*
* Release the control block.
*
* This can only be called if PPP is in the dead phase.
*
* You must use ppp_close() before if you wish to terminate
* an established PPP session.
*
* Return 0 on success, an error code on failure.
*/
int ppp_delete(ppp_pcb *pcb) {
int err;
if (pcb->phase != PPP_PHASE_DEAD) {
return PPPERR_PARAM;
}
PPPDEBUG(LOG_DEBUG, ("ppp_delete: unit %d\n", pcb->num));
netif_remove(pcb->netif);
if( (err = ppp_free(pcb)) != PPPERR_NONE) {
return err;
}
memp_free(MEMP_PPP_PCB, pcb);
return 0;
}