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tcpip API calls: Implement LWIP_NETCONN_SEM_PER_THREAD support for ALL API calls

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This commit is contained in:
Dirk Ziegelmeier 2016-03-13 19:43:49 +01:00
parent 2b3db52c70
commit 1d7996dc47
2 changed files with 18 additions and 0 deletions
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14
src/api/tcpip.c
View File

@ -106,7 +106,11 @@ tcpip_thread(void *arg)
case TCPIP_MSG_API_CALL:
LWIP_DEBUGF(TCPIP_DEBUG, ("tcpip_thread: API CALL message %p\n", (void *)msg));
msg->msg.api_call->err = msg->msg.api_call->function(msg->msg.api_call);
#if LWIP_NETCONN_SEM_PER_THREAD
sys_sem_signal(msg->msg.api_call->sem);
#else /* LWIP_NETCONN_SEM_PER_THREAD */
sys_sem_signal(&msg->msg.api_call->sem);
#endif /* LWIP_NETCONN_SEM_PER_THREAD */
break;
#endif /* LWIP_TCPIP_CORE_LOCKING */
@ -320,6 +324,8 @@ tcpip_untimeout(sys_timeout_handler h, void *arg)
err_t
tcpip_send_api_msg(tcpip_callback_fn fn, void *apimsg, sys_sem_t* sem)
{
LWIP_ASSERT("semaphore not initialized", sys_sem_valid(sem));
if (sys_mbox_valid_val(mbox)) {
TCPIP_MSG_VAR_DECLARE(msg);
@ -349,18 +355,26 @@ err_t tcpip_api_call(tcpip_api_call_fn fn, struct tcpip_api_call *call)
TCPIP_MSG_VAR_DECLARE(msg);
err_t err;
#if LWIP_NETCONN_SEM_PER_THREAD
call->sem = LWIP_NETCONN_THREAD_SEM_GET();
#else /* LWIP_NETCONN_SEM_PER_THREAD */
err = sys_sem_new(&call->sem, 0);
if (err != ERR_OK) {
return err;
}
#endif /* LWIP_NETCONN_SEM_PER_THREAD */
TCPIP_MSG_VAR_ALLOC(msg);
TCPIP_MSG_VAR_REF(msg).type = TCPIP_MSG_API_CALL;
TCPIP_MSG_VAR_REF(msg).msg.api_call = call;
TCPIP_MSG_VAR_REF(msg).msg.api_call->function = fn;
sys_mbox_post(&mbox, &TCPIP_MSG_VAR_REF(msg));
#if LWIP_NETCONN_SEM_PER_THREAD
sys_arch_sem_wait(call->sem, 0);
#else /* LWIP_NETCONN_SEM_PER_THREAD */
sys_arch_sem_wait(&call->sem, 0);
sys_sem_free(&call->sem);
#endif /* LWIP_NETCONN_SEM_PER_THREAD */
TCPIP_MSG_VAR_FREE(msg);
return ERR_OK;
}

4
src/include/lwip/priv/tcpip_priv.h
View File

@ -105,7 +105,11 @@ struct tcpip_api_call
{
tcpip_api_call_fn function;
#if !LWIP_TCPIP_CORE_LOCKING
#if LWIP_NETCONN_SEM_PER_THREAD
sys_sem_t *sem;
#else /* LWIP_NETCONN_SEM_PER_THREAD */
sys_sem_t sem;
#endif /* LWIP_NETCONN_SEM_PER_THREAD */
err_t err;
#endif /* !LWIP_TCPIP_CORE_LOCKING */
};