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tcp_accepted(): check pcb state to verify it isn't called on a connection-pcb

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This commit is contained in:
goldsimon 2010-03-06 12:06:27 +00:00
parent 92beddd72f
commit 43a08bef14
1 changed files with 5 additions and 2 deletions
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7
src/include/lwip/tcp.h
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@ -328,9 +328,12 @@ void tcp_err (struct tcp_pcb *pcb, tcp_err_fn err);
#define tcp_nagle_disabled(pcb) (((pcb)->flags & TF_NODELAY) != 0)
#if TCP_LISTEN_BACKLOG
#define tcp_accepted(pcb) (((struct tcp_pcb_listen *)(pcb))->accepts_pending--)
#define tcp_accepted(pcb) do { \
LWIP_ASSERT("pcb->state == LISTEN (called for wrong pcb?)", pcb->state == LISTEN); \
(((struct tcp_pcb_listen *)(pcb))->accepts_pending--); } while(0)
#else /* TCP_LISTEN_BACKLOG */
#define tcp_accepted(pcb) LWIP_UNUSED_ARG(pcb);
#define tcp_accepted(pcb) LWIP_ASSERT("pcb->state == LISTEN (called for wrong pcb?)", \
pcb->state == LISTEN)
#endif /* TCP_LISTEN_BACKLOG */
void tcp_recved (struct tcp_pcb *pcb, u16_t len);