如何在单击自定义附件按钮时获取UITableView中单元格的索引路径？

I have UITableView.In that i have created custom cell with accessory button.Now by clicking on accessory button i want to create another view with edit cell functionality.For that how do i find the index path of that cell?and how do i pass the vales of that cell?I have UITableView.In that i have created custo