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package main
/*
#include <stdlib.h>
typedef void (*PythonCB)(const char* oldstate, const char* newstate);
// FIXME: Remove this, see: https://stackoverflow.com/questions/58606884/multiple-definition-when-using-cgo
__attribute__((weak))
void call_callback(PythonCB callback, const char* oldstate, const char* newstate)
{
callback(oldstate, newstate);
}
*/
import "C"
import "unsafe"
import "github.com/jwijenbergh/eduvpn-common/src"
var P_StateCallback C.PythonCB
func StateCallback(old_state string, new_state string) {
if P_StateCallback == nil {
return
}
oldState_c := C.CString(old_state)
newState_c := C.CString(new_state)
C.call_callback(P_StateCallback, oldState_c, newState_c)
C.free(unsafe.Pointer(oldState_c))
C.free(unsafe.Pointer(newState_c))
}
//export Register
func Register(name *C.char, url *C.char, stateCallback C.PythonCB) {
P_StateCallback = stateCallback
eduvpn.Register(eduvpn.GetVPNState(), C.GoString(name), C.GoString(url), StateCallback)
}
//export InitializeOAuth
func InitializeOAuth() (*C.char, *C.char) {
url, err := eduvpn.InitializeOAuth(eduvpn.GetVPNState())
if err != nil {
return nil, C.CString(err.Error())
}
return C.CString(url), nil
}
//export FreeString
func FreeString(addr *C.char) {
C.free(unsafe.Pointer(addr))
}
// Not used in library, but needed to compile.
func main() { panic("compile with -buildmode=c-shared") }
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