release/src/router/vsftpd/oneprocess.h

   1 #ifndef VSF_ONEPROCESS_H
   2 #define VSF_ONEPROCESS_H
   3
   4 struct mystr;
   5 struct vsf_session;
   6
   7 /* vsf_one_process_start()
   8  * PURPOSE
   9  * Called to start FTP login processing using the one process model. Before
  10  * processing starts, all possible privileges are dropped.
  11  * PARAMETERS
  12  * p_sess       - the current session object
  13  */
  14 void vsf_one_process_start(struct vsf_session* p_sess);
  15
  16 /* vsf_one_process_login()
  17  * PURPOSE
  18  * Called to propose a login using the one process model. Only anonymous
  19  * logins supported!
  20  * PARAMETERS
  21  * p_sess       - the current session object
  22  * p_pass_str   - the proposed password
  23  */
  24 void vsf_one_process_login(struct vsf_session* p_sess,
  25                            const struct mystr* p_pass_str);
  26
  27 /* vsf_one_process_get_priv_data_sock()
  28  * PURPOSE
  29  * Get a privileged port 20 bound data socket using the one process model.
  30  * PARAMETERS
  31  * p_sess       - the current session object
  32  * RETURNS
  33  * The file descriptor of the privileged socket
  34  */
  35 int vsf_one_process_get_priv_data_sock(struct vsf_session* p_sess);
  36
  37 /* vsf_one_process_pasv_cleanup()
  38  * PURPOSE
  39  * Clean up any listening passive socket.
  40  * PARAMETERS
  41  * p_sess       - the current session object
  42  */
  43 void vsf_one_process_pasv_cleanup(struct vsf_session* p_sess);
  44
  45 /* vsf_one_process_pasv_active()
  46  * PURPOSE
  47  * Determine whether a listening pasv socket is active.
  48  * PARAMETERS
  49  * p_sess       - the current session object
  50  * RETURNS
  51  * 1 if active, 0 if not.
  52  */
  53 int vsf_one_process_pasv_active(struct vsf_session* p_sess);
  54
  55 /* vsf_one_process_listen()
  56  * PURPOSE
  57  * Start listening for an incoming connection.
  58  * PARAMETERS
  59  * p_sess       - the current session object
  60  * RETURNS
  61  * The port we listened on.
  62  */
  63 unsigned short vsf_one_process_listen(struct vsf_session* p_sess);
  64
  65 /* vsf_one_process_get_pasv_fd()
  66  * PURPOSE
  67  * Accept an incoming connection.
  68  * PARAMETERS
  69  * p_sess       - the current session object
  70  * RETURNS
  71  * The file descriptor for the incoming connection.
  72  */
  73 int vsf_one_process_get_pasv_fd(struct vsf_session* p_sess);
  74
  75 /* vsf_one_process_chown_upload()
  76  * PURPOSE
  77  * Change ownership of an uploaded file using the one process model.
  78  * PARAMETERS
  79  * p_sess       - the current session object
  80  * fd           - the file descriptor to change ownership on
  81  */
  82 void vsf_one_process_chown_upload(struct vsf_session* p_sess, int fd);
  83
  84 #endif /* VSF_ONEPROCESS_H */
  85