twoprocess.h
上传用户:ig0539
上传日期:2022-05-21
资源大小:181k
文件大小:2k
- #ifndef VSF_TWOPROCESS_H
- #define VSF_TWOPROCESS_H
- struct mystr;
- struct vsf_session;
- /* vsf_two_process_start()
- * PURPOSE
- * Called to start FTP login processing using the two process model. This
- * launches the unprivileged child to process the FTP login.
- * PARAMETERS
- * p_sess - the current session object
- */
- void vsf_two_process_start(struct vsf_session* p_sess);
- /* vsf_two_process_login()
- * PURPOSE
- * Called to propose a login using the two process model.
- * PARAMETERS
- * p_sess - the current session object
- * p_pass_str - the proposed password
- */
- void vsf_two_process_login(struct vsf_session* p_sess,
- const struct mystr* p_pass_str);
- /* vsf_two_process_get_priv_data_sock()
- * PURPOSE
- * Get a privileged port 20 bound data socket using the two process model.
- * PARAMETERS
- * p_sess - the current session object
- * RETURNS
- * The file descriptor of the privileged socket
- */
- int vsf_two_process_get_priv_data_sock(struct vsf_session* p_sess);
- /* vsf_two_process_pasv_cleanup()
- * PURPOSE
- * Clean up any listening passive socket in the privileged side.
- * PARAMETERS
- * p_sess - the current session object
- */
- void vsf_two_process_pasv_cleanup(struct vsf_session* p_sess);
- /* vsf_two_process_pasv_active()
- * PURPOSE
- * Determine if the passive socket is listening on the privileged side.
- * PARAMETERS
- * p_sess - the current session object
- * RETURNS
- * 1 if active, 0 if not.
- */
- int vsf_two_process_pasv_active(struct vsf_session* p_sess);
- /* vsf_two_process_listen()
- * PURPOSE
- * Start listening for an incoming connection on the passive socket in the
- * privileged side.
- * PARAMETERS
- * p_sess - the current session object
- * RETURNS
- * The port we listened on.
- */
- unsigned short vsf_two_process_listen(struct vsf_session* p_sess);
- /* vsf_two_process_get_pasv_fd()
- * PURPOSE
- * Accept an incoming connection on the passive socket in the privileged
- * side.
- * PARAMETERS
- * p_sess - the current session object
- * RETURNS
- * The file descriptor for the incoming connection.
- */
- int vsf_two_process_get_pasv_fd(struct vsf_session* p_sess);
- /* vsf_two_process_chown_upload()
- * PURPOSE
- * Change ownership of an uploaded file using the two process model.
- * PARAMETERS
- * p_sess - the current session object
- * fd - the file descriptor to change ownership on
- */
- void vsf_two_process_chown_upload(struct vsf_session* p_sess, int fd);
- #endif /* VSF_TWOPROCESS_H */