65 lines
1.3 KiB
Go
65 lines
1.3 KiB
Go
//go:build windows
|
|
|
|
package main
|
|
|
|
import "C"
|
|
import (
|
|
"syscall"
|
|
"unsafe"
|
|
)
|
|
|
|
var callbackPtr uintptr
|
|
|
|
func hostSendViaCallback(event string, payload []byte) {
|
|
cb := callbackPtr
|
|
if cb == 0 {
|
|
return
|
|
}
|
|
eventBytes := []byte(event)
|
|
var evPtr, plPtr uintptr
|
|
evLen := uintptr(len(eventBytes))
|
|
plLen := uintptr(len(payload))
|
|
if len(eventBytes) > 0 {
|
|
evPtr = uintptr(unsafe.Pointer(&eventBytes[0]))
|
|
}
|
|
if len(payload) > 0 {
|
|
plPtr = uintptr(unsafe.Pointer(&payload[0]))
|
|
}
|
|
syscall.SyscallN(cb, evPtr, evLen, plPtr, plLen)
|
|
}
|
|
|
|
//export PluginSetCallback
|
|
func PluginSetCallback(cb C.ulonglong) {
|
|
callbackPtr = uintptr(cb)
|
|
setSend(hostSendViaCallback)
|
|
}
|
|
|
|
//export PluginOnLoad
|
|
func PluginOnLoad(hostInfo *C.char, hostInfoLen C.int, cb C.ulonglong) C.int {
|
|
callbackPtr = uintptr(cb)
|
|
setSend(hostSendViaCallback)
|
|
data := C.GoBytes(unsafe.Pointer(hostInfo), hostInfoLen)
|
|
if err := handleInit(data); err != nil {
|
|
return 1
|
|
}
|
|
return 0
|
|
}
|
|
|
|
//export PluginOnEvent
|
|
func PluginOnEvent(event *C.char, eventLen C.int, payload *C.char, payloadLen C.int) C.int {
|
|
ev := C.GoStringN(event, eventLen)
|
|
var pl []byte
|
|
if payloadLen > 0 {
|
|
pl = C.GoBytes(unsafe.Pointer(payload), payloadLen)
|
|
}
|
|
if err := handleEvent(ev, pl); err != nil {
|
|
return 1
|
|
}
|
|
return 0
|
|
}
|
|
|
|
//export PluginOnUnload
|
|
func PluginOnUnload() {
|
|
handleUnload()
|
|
}
|