// Creates new state maschine using cf configuration file or default
// configuration file if cf == "".
func NewStateMachine(cf string) (*StateMachine, error) {
//C.setDebug()
var config *C.INI_Section
if cf != "" {
cs := C.CString(cf)
defer C.free(unsafe.Pointer(cs))
if e := C.GSM_FindGammuRC(&config, cs); e != C.ERR_NONE {
return nil, Error{"FindGammuRC", e}
}
} else {
if e := C.GSM_FindGammuRC(&config, nil); e != C.ERR_NONE {
return nil, Error{"FindGammuRC", e}
}
}
defer C.INI_Free(config)
sm := new(StateMachine)
sm.g = C.GSM_AllocStateMachine()
if sm.g == nil {
panic("out of memory")
}
if e := C.GSM_ReadConfig(config, C.GSM_GetConfig(sm.g, 0), 0); e != C.ERR_NONE {
sm.free()
return nil, Error{"ReadConfig", e}
}
C.GSM_SetConfigNum(sm.g, 1)
sm.Timeout = 15 * time.Second
runtime.SetFinalizer(sm, (*StateMachine).free)
return sm, nil
}
// Returns new GSM
func NewGSM() (g *GSM, err error) {
g = &GSM{}
g.sm = C.GSM_AllocStateMachine()
if g.sm == nil {
err = errors.New("Cannot allocate state machine")
}
return
}