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1 /*
2 linphone
3 Copyright (C) 2012  Belledonne Communications SARL
4
5 This program is free software; you can redistribute it and/or
6 modify it under the terms of the GNU General Public License
7 as published by the Free Software Foundation; either version 2
8 of the License, or (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
18 */
19
20 #ifndef LINPHONE_UPNP_H
21 #define LINPHONE_UPNP_H
22
23 #include "mediastreamer2/upnp_igd.h"
24 #include "linphonecore.h"
25 #include "sal.h"
26
27 typedef enum {
28         LinphoneUpnpStateIdle,
29         LinphoneUpnpStatePending,
30         LinphoneUpnpStateAdding,   // Only used by port binding
31         LinphoneUpnpStateRemoving, // Only used by port binding
32         LinphoneUpnpStateNotAvailable,  // Only used by uPnP context
33         LinphoneUpnpStateOk,
34         LinphoneUpnpStateKo,
35 } UpnpState;
36
37
38 typedef struct _UpnpPortBinding {
39         ms_mutex_t mutex;
40         UpnpState state;
41         upnp_igd_ip_protocol protocol;
42         char local_addr[LINPHONE_IPADDR_SIZE];
43         int local_port;
44         char external_addr[LINPHONE_IPADDR_SIZE];
45         int external_port;
46         int retry;
47         int ref;
48 } UpnpPortBinding;
49
50 typedef struct _UpnpStream {
51         UpnpPortBinding *rtp;
52         UpnpPortBinding *rtcp;
53         UpnpState state;
54 } UpnpStream;
55
56 typedef struct _UpnpSession {
57         UpnpStream *audio;
58         UpnpStream *video;
59         UpnpState state;
60 } UpnpSession;
61
62 typedef struct _UpnpContext {
63         upnp_igd_context *upnp_igd_ctxt;
64         UpnpPortBinding *sip_tcp;
65         UpnpPortBinding *sip_tls;
66         UpnpPortBinding *sip_udp;
67         UpnpState state;
68         UpnpState old_state;
69         MSList *pending_configs;
70
71         ms_mutex_t mutex;
72 } UpnpContext;
73
74 void linphone_core_update_local_media_description_from_upnp(SalMediaDescription *desc, UpnpSession *session);
75 int linphone_core_update_upnp(LinphoneCore *lc, LinphoneCall *call);
76 int upnp_call_process(LinphoneCall *call);
77 UpnpSession* upnp_session_new();
78 void upnp_session_destroy(LinphoneCall* call);
79
80 int upnp_context_init(LinphoneCore *lc);
81 void upnp_context_uninit(LinphoneCore *lc);
82
83 #endif //LINPHONE_UPNP_H