From 8ae5748534dc653cb9fa1fa724578e86f0bebaed Mon Sep 17 00:00:00 2001
From: Jan Breuer <jan.breuer@jaybee.cz>
Date: 周一, 16 1月 2023 23:28:17 +0800
Subject: [PATCH] action: add additional compiler configurations

---
 examples/test-LwIP-netconn/scpi_server.h |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/examples/test-LwIP-netconn/scpi_server.h b/examples/test-LwIP-netconn/scpi_server.h
index 1c04dda..dedc158 100644
--- a/examples/test-LwIP-netconn/scpi_server.h
+++ b/examples/test-LwIP-netconn/scpi_server.h
@@ -32,16 +32,30 @@
 extern "C" {
 #endif
 
+#define SCPI_KEEP_IDLE    2000 // (ms) keepalive quiet time after last TCP packet
+#define SCPI_KEEP_INTVL   1000 // (ms) keepalive repeat interval
+#define SCPI_KEEP_CNT        4 // Retry count before terminating connection (SCPI_KEEP_INTVL * SCPI_KEEP_INTVL (ms)).
+
 #define SCPI_DEVICE_PORT  5025 // scpi-raw standard port
 #define SCPI_CONTROL_PORT 5026 // libscpi control port (not part of the standard)
 
 #include <stdint.h>
+#include "lwip/api.h"
+#include "scpi/types.h"
 
 void scpi_server_init(void);
 
 void SCPI_AddError(int16_t err);
 void SCPI_RequestControl(void);
 
+// optional event handlers
+void SCPI_Event_DeviceConnected(scpi_t * context, struct netconn * conn);
+void SCPI_Event_DeviceDisconnected(scpi_t * context, struct netconn * conn);
+void SCPI_Event_ControlConnected(scpi_t * context, struct netconn * conn);
+void SCPI_Event_ControlDisconnected(scpi_t * context, struct netconn * conn);
+void SCPI_Event_ErrorIndicatorOn(scpi_t * context, int_fast16_t err);
+void SCPI_Event_ErrorIndicatorOff(scpi_t * context, int_fast16_t err);
+
 #ifdef __cplusplus
 }
 #endif

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