Time Frame for getting salary in case of termination

Hello All, Please be informed that i have joined a small Indian company on 8th-Jan-2018 and i was terminated from the company on 25th-Jan-2018, on the Ground of non-performance, indiscipline, lack of ownership. But i on my part i have worked with full of my dedication. The email states "Your services are terminated for non-performance, indiscipline, lack of ownership with immediate effect. Your last working day is 25th January 2018." i got this email on 26th-Jan-2018 Now they have asked me to have a conversation with my line manager first then only they will release my salary. so, my questions 1. in case of termination the salary should get released on the termination day? note:- their is nothing mentioned in the offer regarding the days. 2. Discussion should happen before the termination or after the termination? 3. Can i proceed with any legal action against the company? note:- i have proof to show as i have all the emails back up with the conversation with my line manager.. Please help me with this.