internal static rollback_hook_info from_ptr(IntPtr p)
{
GCHandle h = (GCHandle)p;
rollback_hook_info hi = h.Target as rollback_hook_info;
// TODO assert(hi._h == h)
return(hi);
}
void ISQLite3Provider.sqlite3_rollback_hook(IntPtr db, delegate_rollback func, object v)
{
if (_rollback_hook != null)
{
// TODO maybe turn off the hook here, for now
_rollback_hook.free();
_rollback_hook = null;
}
if (func != null)
{
_rollback_hook = new rollback_hook_info(func, v);
SQLite3RuntimeProvider.sqlite3_rollback_hook(db.ToInt64(), Marshal.GetFunctionPointerForDelegate(new callback_rollback(rollback_hook_bridge)).ToInt64(), _rollback_hook.ptr.ToInt64());
}
else
{
SQLite3RuntimeProvider.sqlite3_rollback_hook(db.ToInt64(), IntPtr.Zero.ToInt64(), IntPtr.Zero.ToInt64());
}
}
void ISQLite3Provider.sqlite3_rollback_hook(IntPtr db, delegate_rollback func, object v)
{
if (_rollback_hook != null)
{
// TODO maybe turn off the hook here, for now
_rollback_hook.free();
_rollback_hook = null;
}
if (func != null)
{
_rollback_hook = new rollback_hook_info(func, v);
NativeMethods.sqlite3_rollback_hook(db, rollback_hook_bridge, _rollback_hook.ptr);
}
else
{
NativeMethods.sqlite3_rollback_hook(db, null, IntPtr.Zero);
}
}
static private void rollback_hook_bridge(IntPtr p)
{
rollback_hook_info hi = rollback_hook_info.from_ptr(p);
hi.call();
}
void ISQLite3Provider.sqlite3_rollback_hook(IntPtr db, delegate_rollback func, object v)
{
if (_rollback_hook != null)
{
// TODO maybe turn off the hook here, for now
_rollback_hook.free();
_rollback_hook = null;
}
if (func != null)
{
_rollback_hook = new rollback_hook_info(func, v);
SQLite3RuntimeProvider.sqlite3_rollback_hook(db.ToInt64(), Marshal.GetFunctionPointerForDelegate(new callback_rollback(rollback_hook_bridge)).ToInt64(), _rollback_hook.ptr.ToInt64());
}
else
{
SQLite3RuntimeProvider.sqlite3_rollback_hook(db.ToInt64(), IntPtr.Zero.ToInt64(), IntPtr.Zero.ToInt64());
}
}