The document discusses the concept of maintenance under the Criminal Procedure Code, highlighting the rights and legal provisions for maintenance of wives, children, and parents under sections 125 to 128. It explains that these provisions are designed to provide social justice and prevent vagrancy rather than serve punitive measures, and outlines the eligibility, interim maintenance, remedies for maintenance orders, and procedures for enforcement and alteration of such orders. Key cases and necessary legal conditions regarding the application and enforcement of maintenance rights are also detailed.