1/*
2 * Copyright 2001-2015, Haiku.
3 * Distributed under the terms of the MIT License.
4 *
5 * Authors:
6 *		Ingo Weinhold (bonefish@users.sf.net)
7 */
8
9
10//! Access class for BRoster members
11
12
13#include <RosterPrivate.h>
14
15#include <Roster.h>
16
17#include <locks.h>
18
19
20/*!	\class BRoster::Private
21	\brief Class used to access private BRoster members.
22
23	This way, the only friend BRoster needs is this class.
24*/
25
26
27/*!	\brief Initializes the roster.
28
29	\param mainMessenger A BMessenger targeting the registrar application.
30	\param mimeMessenger A BMessenger targeting the MIME manager.
31*/
32void
33BRoster::Private::SetTo(BMessenger mainMessenger, BMessenger mimeMessenger)
34{
35	if (fRoster != NULL) {
36		fRoster->fMessenger = mainMessenger;
37		fRoster->fMimeMessenger = mimeMessenger;
38		fRoster->fMimeMessengerInitOnce = INIT_ONCE_INITIALIZED;
39	}
40}
41
42
43/*!	\brief Sends a message to the registrar.
44
45	\a mime specifies whether to send the message to the roster or to the
46	MIME data base service.
47	If \a reply is not \c NULL, the function waits for a reply.
48
49	\param message The message to be sent.
50	\param reply A pointer to a pre-allocated BMessage into which the reply
51		   message will be copied. May be \c NULL.
52	\param mime \c true, if the message should be sent to the MIME data base
53		   service, \c false for the roster.
54	\return
55	- \c B_OK: Everything went fine.
56	- \c B_BAD_VALUE: \c NULL \a message.
57	- \c B_NO_INIT: the roster is \c NULL.
58	- another error code
59*/
60status_t
61BRoster::Private::SendTo(BMessage *message, BMessage *reply, bool mime)
62{
63	if (message == NULL)
64		return B_BAD_VALUE;
65	if (fRoster == NULL)
66		return B_NO_INIT;
67
68	const BMessenger& messenger = mime
69		? fRoster->_MimeMessenger() : fRoster->fMessenger;
70	if (messenger.IsTargetLocal())
71		return B_BAD_VALUE;
72
73	return reply != NULL
74		? messenger.SendMessage(message, reply)
75		: messenger.SendMessage(message);
76}
77
78
79/*!	\brief Returns whether the roster's messengers are valid.
80
81	\a mime specifies whether to check the roster messenger or the one of
82	the MIME data base service.
83
84	\param mime \c true, if the MIME data base service messenger should be
85		   checked, \c false for the roster messenger.
86	\return \true, if the selected messenger is valid, \c false otherwise.
87*/
88bool
89BRoster::Private::IsMessengerValid(bool mime) const
90{
91	return fRoster != NULL && (mime ? fRoster->_MimeMessenger().IsValid()
92		: fRoster->fMessenger.IsValid());
93}
94
95
96/*!	\brief Initializes the global be_roster variable.
97
98	Called before the global constructors are invoked.
99*/
100void
101BRoster::Private::InitBeRoster()
102{
103	be_roster = new BRoster;
104}
105
106
107/*!	\brief Deletes the global be_roster.
108
109	Called after the global destructors are invoked.
110*/
111void
112BRoster::Private::DeleteBeRoster()
113{
114	delete be_roster;
115}
116