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[LWIP] Implement a LibTCPGetSocketStatus() function in our LwIP glue

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It is used to query a socket state (established, closed, and so on).
This commit is contained in:
Pierre Schweitzer 2018-11-23 22:39:14 +01:00
parent a2819679ec
commit 29c1510423
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2 changed files with 10 additions and 0 deletions
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1
sdk/lib/drivers/lwip/src/include/rosip.h
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@ -110,6 +110,7 @@ err_t LibTCPGetPeerName(PTCP_PCB pcb, struct ip_addr *const ipaddr, u16_t
err_t LibTCPGetHostName(PTCP_PCB pcb, struct ip_addr *const ipaddr, u16_t *const port); err_t LibTCPGetHostName(PTCP_PCB pcb, struct ip_addr *const ipaddr, u16_t *const port);
void LibTCPAccept(PTCP_PCB pcb, struct tcp_pcb *listen_pcb, void *arg); void LibTCPAccept(PTCP_PCB pcb, struct tcp_pcb *listen_pcb, void *arg);
void LibTCPSetNoDelay(PTCP_PCB pcb, BOOLEAN Set); void LibTCPSetNoDelay(PTCP_PCB pcb, BOOLEAN Set);
void LibTCPGetSocketStatus(PTCP_PCB pcb, PULONG State);
/* IP functions */ /* IP functions */
void LibIPInsertPacket(void *ifarg, const void *const data, const u32_t size); void LibIPInsertPacket(void *ifarg, const void *const data, const u32_t size);

9
sdk/lib/drivers/lwip/src/rostcp.c
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@ -840,3 +840,12 @@ LibTCPSetNoDelay(
else else
pcb->flags &= ~TF_NODELAY; pcb->flags &= ~TF_NODELAY;
} }
void
LibTCPGetSocketStatus(
PTCP_PCB pcb,
PULONG State)
{
/* Translate state from enum tcp_state -> MIB_TCP_STATE */
*State = pcb->state + 1;
}