1. 导出Core包

Core/CallBack.go

@@ -0,0 +1,42 @@
+package Core
+
+/*
+#cgo CFLAGS: -I../include
+#include <stdio.h>
+#include <stdlib.h>
+#include <stddef.h>
+#include <string.h>
+#include "HCNetSDK.h"
+*/
+import "C"
+import "unsafe"
+
+func charPtrToByteSlice(cstr *C.char, dwBufSize DWORD) []byte {
+	goSlice := C.GoBytes(unsafe.Pointer(cstr), C.int(dwBufSize))
+	return goSlice
+}
+
+var serialCallBackHooks = make(map[LONG]serialDataCallBack)
+
+type serialDataCallBack func(lSerialHandle LONG, lChannel LONG, pRecvDataBuffer []byte, dwBufSize DWORD, pUser unsafe.Pointer)
+
+//export fSerialDataCallBackGo
+func fSerialDataCallBackGo(lSerialHandle C.LONG, lChannel C.LONG, pRecvDataBuffer *C.char, dwBufSize C.DWORD, pUser *C.void) {
+	callback := serialCallBackHooks[LONG(lSerialHandle)]
+	println(DWORD(dwBufSize))
+	if callback != nil {
+		callback(LONG(lSerialHandle), LONG(lChannel), charPtrToByteSlice(pRecvDataBuffer, DWORD(dwBufSize)), DWORD(dwBufSize), unsafe.Pointer(pUser))
+	}
+}
+
+var exceptionCallBackHooks = make(map[int]ExceptionCallBack)
+
+type ExceptionCallBack func(dwType uint32, lUserID int32, lHandle int32, pUser interface{})
+
+//export fExceptionCallBackGo
+func fExceptionCallBackGo(dwType C.DWORD, lUserID C.LONG, lHandle C.LONG, pUser *C.void) {
+	callback := exceptionCallBackHooks[int(lUserID)]
+	if callback != nil {
+		callback(uint32(dwType), int32(lUserID), int32(lHandle), pUser)
+	}
+}