// Creating these function pointers is a two-stage process.
// The delegate needs to be stored so it doesn't get GC'd, so we can't just return GetFunctionPointerForDelegate right away.
/// <summary>Wraps a nice handler into a delegate suitable for reverse P/Invoke. This only currently works well for hangup/reporting handlers.</summary>
public static switch_state_handler_t_delegate CreateStateHandlerDelegate(ManagedSession sess, Action <ManagedSession> handler)
{
// We create a ManagedSession on top of the session so callbacks can use it "nicely"
// Then we sort of dispose it.
switch_state_handler_t_delegate del = ptr => {
handler(sess);
return(switch_status_t.SWITCH_STATUS_SUCCESS);
};
return(del);
}
// Creating these function pointers is a two-stage process.
// The delegate needs to be stored so it doesn't get GC'd, so we can't just return GetFunctionPointerForDelegate right away.
/// <summary>Wraps a nice handler into a delegate suitable for reverse P/Invoke. This only currently works well for hangup/reporting handlers.</summary>
public static switch_state_handler_t_delegate CreateStateHandlerDelegate(Action <ManagedSession> handler)
{
// We create a ManagedSession on top of the session so callbacks can use it "nicely"
// Then we sort of dispose it.
switch_state_handler_t_delegate del = ptr => {
using (var sess = new ManagedSession(new SWIGTYPE_p_switch_core_session(ptr, false))) {
handler(sess);
return(switch_status_t.SWITCH_STATUS_SUCCESS);
}
};
return(del);
}
public static SWIGTYPE_p_f_p_switch_core_session__switch_status_t WrapStateHandlerDelegate(switch_state_handler_t_delegate del)
{
return(new SWIGTYPE_p_f_p_switch_core_session__switch_status_t(Marshal.GetFunctionPointerForDelegate(del), false));
}
public static SWIGTYPE_p_f_p_switch_core_session__switch_status_t WrapStateHandlerDelegate(switch_state_handler_t_delegate del) {
return new SWIGTYPE_p_f_p_switch_core_session__switch_status_t(Marshal.GetFunctionPointerForDelegate(del), false);
}