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package main
/*
#include <stdlib.h>
typedef void (*PythonCB)(const char* oldstate, const char* newstate, const char* data);
// 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, const char* data)
{
callback(oldstate, newstate, data);
}
*/
import "C"
import "unsafe"
import "github.com/jwijenbergh/eduvpn-common/src"
var P_StateCallback C.PythonCB
func StateCallback(old_state string, new_state string, data string) {
if P_StateCallback == nil {
return
}
oldState_c := C.CString(old_state)
newState_c := C.CString(new_state)
data_c := C.CString(data)
C.call_callback(P_StateCallback, oldState_c, newState_c, data_c)
C.free(unsafe.Pointer(oldState_c))
C.free(unsafe.Pointer(newState_c))
C.free(unsafe.Pointer(data_c))
}
//export Register
func Register(name *C.char, config_directory *C.char, stateCallback C.PythonCB, debug C.int) *C.char {
P_StateCallback = stateCallback
state := eduvpn.GetVPNState()
registerErr := state.Register(C.GoString(name), C.GoString(config_directory), StateCallback, debug != 0)
return C.CString(ErrorToString(registerErr))
}
//export Deregister
func Deregister() {
state := eduvpn.GetVPNState()
state.Deregister()
}
func ErrorToString(error error) string {
if error == nil {
return ""
}
return error.Error()
}
//export Connect
func Connect(url *C.char) (*C.char, *C.char) {
state := eduvpn.GetVPNState()
config, configErr := state.Connect(C.GoString(url))
return C.CString(config), C.CString(ErrorToString(configErr))
}
//export GetOrganizationsList
func GetOrganizationsList() (*C.char, *C.char) {
state := eduvpn.GetVPNState()
organizations, organizationsErr := state.GetOrganizationsList()
return C.CString(organizations), C.CString(ErrorToString(organizationsErr))
}
//export GetServersList
func GetServersList() (*C.char, *C.char) {
state := eduvpn.GetVPNState()
servers, serversErr := state.GetServersList()
return C.CString(servers), C.CString(ErrorToString(serversErr))
}
//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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