2 * Copyright (C) 1997-2012 Andre Noll <maan@systemlinux.org>
4 * Licensed under the GPL v2. For licencing details see COPYING.
7 /** \file client.h Common client functions and exported symbols from client_common.c. */
9 /** The different states of a connection from the view of the client. */
11 /** TCP connection is established. */
13 /** Server sends the welcome message. */
15 /** Client sends the authentification request. */
17 /** Server sends encrypted challenge. */
18 CL_RECEIVED_CHALLENGE,
19 /** Client solves the challenge and sends the result. */
21 /** Server accepts this authentication. */
23 /** Client sends the command. */
25 /** Server expects data. */
27 /** Client expects data. */
31 /** Data specific to a client task. */
33 /** The state of the connection. */
35 /** The file descriptor and the session keys. */
36 struct stream_cipher_context scc;
37 /** True if this connections uses the sideband API. */
39 /** The sideband context, ignored if \a use_sideband is false. */
40 struct sb_context *sbc;
41 /** The hash value of the decrypted challenge. */
42 unsigned char *challenge_hash;
43 /** The configuration (including the command). */
44 struct client_args_info conf;
45 /** The config file for client options. */
47 /** The RSA private key. */
49 /** Paraslash user name. */
51 /** The client task structure. */
53 /** The buffer tree node of the client task. */
54 struct btr_node *btrn;
55 /** List of features supported by the server. */
59 void client_disconnect(struct client_task *ct);
60 void client_close(struct client_task *ct);
61 int client_parse_config(int argc, char *argv[], struct client_task **ct_ptr,
63 int client_connect(struct client_task *ct, struct sched *s,
64 struct btr_node *parent, struct btr_node *child);
65 int client_open(int argc, char *argv[], struct client_task **ct_ptr,
66 int *loglevel, struct btr_node *parent, struct btr_node *child,