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added PPP Sequential API module, based from the Network Interface Sequential API module

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This commit is contained in:
Sylvain Rochet
2012-07-07 19:50:56 +02:00
parent f31b905847
commit d92c462466
6 changed files with 490 additions and 2 deletions
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57
src/api/tcpip.c
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@@ -122,6 +122,13 @@ tcpip_thread(void *arg)
break;
#endif /* LWIP_NETIF_API */
#if LWIP_PPP_API
case TCPIP_MSG_PPPAPI:
LWIP_DEBUGF(TCPIP_DEBUG, ("tcpip_thread: PPP API message %p\n", (void *)msg));
msg->msg.pppapimsg->function(&(msg->msg.pppapimsg->msg));
break;
#endif /* LWIP_PPP_API */
#if LWIP_TCPIP_TIMEOUT
case TCPIP_MSG_TIMEOUT:
LWIP_DEBUGF(TCPIP_DEBUG, ("tcpip_thread: TIMEOUT %p\n", (void *)msg));
@@ -378,6 +385,56 @@ tcpip_netifapi_lock(struct netifapi_msg* netifapimsg)
#endif /* !LWIP_TCPIP_CORE_LOCKING */
#endif /* LWIP_NETIF_API */
#if LWIP_PPP_API
#if !LWIP_TCPIP_CORE_LOCKING
/**
* Much like tcpip_apimsg, but calls the lower part of a pppapi_*
* function.
*
* @param pppapimsg a struct containing the function to call and its parameters
* @return error code given back by the function that was called
*/
err_t
tcpip_pppapi(struct pppapi_msg* pppapimsg)
{
struct tcpip_msg msg;
if (sys_mbox_valid(&mbox)) {
err_t err = sys_sem_new(&pppapimsg->msg.sem, 0);
if (err != ERR_OK) {
pppapimsg->msg.err = err;
return err;
}
msg.type = TCPIP_MSG_PPPAPI;
msg.msg.pppapimsg = pppapimsg;
sys_mbox_post(&mbox, &msg);
sys_sem_wait(&pppapimsg->msg.sem);
sys_sem_free(&pppapimsg->msg.sem);
return pppapimsg->msg.err;
}
return ERR_VAL;
}
#else /* !LWIP_TCPIP_CORE_LOCKING */
/**
* Call the lower part of a pppapi_* function
* This function has exclusive access to lwIP core code by locking it
* before the function is called.
*
* @param pppapimsg a struct containing the function to call and its parameters
* @return ERR_OK (only for compatibility fo tcpip_pppapi())
*/
err_t
tcpip_pppapi_lock(struct pppapi_msg* pppapimsg)
{
LOCK_TCPIP_CORE();
pppapimsg->function(&(pppapimsg->msg));
UNLOCK_TCPIP_CORE();
return pppapimsg->msg.err;
}
#endif /* !LWIP_TCPIP_CORE_LOCKING */
#endif /* LWIP_PPP_API */
/**
* Allocate a structure for a static callback message and initialize it.
* This is intended to be used to send "static" messages from interrupt context.