3 Copyright (C) 2010 Simon MORLAT (simon.morlat@free.fr)
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.
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.
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.
21 This header files defines the Signaling Abstraction Layer.
22 The purpose of this layer is too allow experiment different call signaling
23 protocols and implementations under linphone, for example SIP, JINGLE...
28 SalMediaDescription *sal_media_description_new(){
29 SalMediaDescription *md=ms_new0(SalMediaDescription,1);
34 static void sal_media_description_destroy(SalMediaDescription *md){
36 for(i=0;i<SAL_MEDIA_DESCRIPTION_MAX_STREAMS;i++){
37 ms_list_for_each(md->streams[i].payloads,(void (*)(void *))payload_type_destroy);
38 ms_list_free(md->streams[i].payloads);
39 md->streams[i].payloads=NULL;
44 void sal_media_description_ref(SalMediaDescription *md){
48 void sal_media_description_unref(SalMediaDescription *md){
51 sal_media_description_destroy (md);
55 const SalStreamDescription *sal_media_description_find_stream(const SalMediaDescription *md,
56 SalMediaProto proto, SalStreamType type){
58 for(i=0;i<md->nstreams;++i){
59 const SalStreamDescription *ss=&md->streams[i];
60 if (ss->proto==proto && ss->type==type) return ss;
65 bool_t sal_media_description_empty(const SalMediaDescription *md){
67 for(i=0;i<md->nstreams;++i){
68 const SalStreamDescription *ss=&md->streams[i];
69 if (ss->port!=0) return FALSE;
74 void sal_media_description_set_dir(SalMediaDescription *md, SalStreamDir stream_dir){
76 for(i=0;i<md->nstreams;++i){
77 SalStreamDescription *ss=&md->streams[i];
82 bool_t sal_media_description_has_dir(const SalMediaDescription *md, SalStreamDir stream_dir){
86 /* we are looking for at least one stream with requested direction, inactive streams are ignored*/
87 for(i=0;i<md->nstreams;++i){
88 const SalStreamDescription *ss=&md->streams[i];
89 if (ss->dir==stream_dir) found=TRUE;
91 if (ss->dir!=SalStreamInactive) return FALSE;
97 static void assign_string(char **str, const char *arg){
106 void sal_op_set_contact(SalOp *op, const char *contact){
107 assign_string(&((SalOpBase*)op)->contact,contact);
110 void sal_op_set_route(SalOp *op, const char *route){
111 assign_string(&((SalOpBase*)op)->route,route);
114 void sal_op_set_from(SalOp *op, const char *from){
115 assign_string(&((SalOpBase*)op)->from,from);
118 void sal_op_set_to(SalOp *op, const char *to){
119 assign_string(&((SalOpBase*)op)->to,to);
122 void sal_op_set_user_pointer(SalOp *op, void *up){
123 ((SalOpBase*)op)->user_pointer=up;
126 Sal *sal_op_get_sal(const SalOp *op){
127 return ((SalOpBase*)op)->root;
130 const char *sal_op_get_from(const SalOp *op){
131 return ((SalOpBase*)op)->from;
134 const char *sal_op_get_to(const SalOp *op){
135 return ((SalOpBase*)op)->to;
138 const char *sal_op_get_contact(const SalOp *op){
139 return ((SalOpBase*)op)->contact;
142 const char *sal_op_get_route(const SalOp *op){
143 return ((SalOpBase*)op)->route;
146 void *sal_op_get_user_pointer(const SalOp *op){
147 return ((SalOpBase*)op)->user_pointer;
150 const char *sal_op_get_proxy(const SalOp *op){
151 return ((SalOpBase*)op)->route;
154 const char *sal_op_get_network_origin(const SalOp *op){
155 return ((SalOpBase*)op)->origin;
158 void __sal_op_init(SalOp *b, Sal *sal){
159 memset(b,0,sizeof(SalOpBase));
160 ((SalOpBase*)b)->root=sal;
163 void __sal_op_set_network_origin(SalOp *op, const char *origin){
164 assign_string(&((SalOpBase*)op)->origin,origin);
168 void __sal_op_free(SalOp *op){
169 SalOpBase *b=(SalOpBase *)op;
191 sal_media_description_unref(b->local_media);
193 sal_media_description_unref(b->remote_media);