209 sys_mbox_new(sys_mbox_t *mbox, int size)  in sys_mbox_new()  argument
212   LWIP_ASSERT("mbox != NULL", mbox != NULL);  in sys_mbox_new()
217   mbox->head = mbox->tail = 0;  in sys_mbox_new()
218   mbox->sem = mbox; /* just point to something for sys_mbox_valid() */  in sys_mbox_new()
219   mbox->q_mem = (void**)malloc(sizeof(void*)*mboxsize);  in sys_mbox_new()
220   mbox->size = mboxsize;  in sys_mbox_new()
221   mbox->used = 0;  in sys_mbox_new()
223   memset(mbox->q_mem, 0, sizeof(void*)*mboxsize);  in sys_mbox_new()
228 sys_mbox_free(sys_mbox_t *mbox)  in sys_mbox_free()  argument
231   LWIP_ASSERT("mbox != NULL", mbox != NULL);  in sys_mbox_free()
232   LWIP_ASSERT("mbox->sem != NULL", mbox->sem != NULL);  in sys_mbox_free()
233   LWIP_ASSERT("mbox->sem == mbox", mbox->sem == mbox);  in sys_mbox_free()
234   LWIP_ASSERT("mbox->q_mem != NULL", mbox->q_mem != NULL);  in sys_mbox_free()
235   mbox->sem = NULL;  in sys_mbox_free()
236   free(mbox->q_mem);  in sys_mbox_free()
237   mbox->q_mem = NULL;  in sys_mbox_free()
241 sys_mbox_set_invalid(sys_mbox_t *mbox)  in sys_mbox_set_invalid()  argument
243   LWIP_ASSERT("mbox != NULL", mbox != NULL);  in sys_mbox_set_invalid()
244   LWIP_ASSERT("mbox->q_mem == NULL", mbox->q_mem == NULL);  in sys_mbox_set_invalid()
245   mbox->sem = NULL;  in sys_mbox_set_invalid()
246   mbox->q_mem = NULL;  in sys_mbox_set_invalid()