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added option LWIP_NETCONN_SEM_PER_THREAD to use a semaphore per thread instead of using one per netconn and per select call

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sg
2014-12-10 20:45:01 +01:00
parent 35729f0870
commit cacdbb5262
10 changed files with 187 additions and 48 deletions
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7
src/api/tcpip.c
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@@ -338,8 +338,13 @@ tcpip_apimsg(struct api_msg *apimsg)
TCPIP_MSG_VAR_ALLOC(msg);
TCPIP_MSG_VAR_REF(msg).type = TCPIP_MSG_API;
TCPIP_MSG_VAR_REF(msg).msg.apimsg = apimsg;
#if LWIP_NETCONN_SEM_PER_THREAD
apimsg->msg.op_completed_sem = LWIP_NETCONN_THREAD_SEM_GET();
LWIP_ASSERT("netconn semaphore not initialized",
apimsg->msg.op_completed_sem != SYS_SEM_NULL);
#endif
sys_mbox_post(&mbox, &TCPIP_MSG_VAR_REF(msg));
sys_arch_sem_wait(&apimsg->msg.conn->op_completed, 0);
sys_arch_sem_wait(LWIP_API_MSG_SEM(&apimsg->msg), 0);
TCPIP_MSG_VAR_FREE(msg);
return apimsg->msg.err;
}