2 * Asterisk -- An open source telephony toolkit.
4 * Copyright (C) 2005, Frank Sautter, levigo holding gmbh, www.levigo.de
6 * Frank Sautter - asterisk+at+sautter+dot+com
8 * See http://www.asterisk.org for more information about
9 * the Asterisk project. Please do not directly contact
10 * any of the maintainers of this project for assistance;
11 * the project provides a web site, mailing lists and IRC
12 * channels for your use.
14 * This program is free software, distributed under the terms of
15 * the GNU General Public License Version 2. See the LICENSE file
16 * at the top of the source tree.
21 * \brief App to set the ISDN Transfer Capability
23 * \author Frank Sautter - asterisk+at+sautter+dot+com
25 * \ingroup applications
30 ASTERISK_FILE_VERSION(__FILE__
, "$Revision$")
35 #include "asterisk/logger.h"
36 #include "asterisk/channel.h"
37 #include "asterisk/pbx.h"
38 #include "asterisk/module.h"
39 #include "asterisk/options.h"
40 #include "asterisk/transcap.h"
43 static char *app
= "SetTransferCapability";
45 static char *synopsis
= "Set ISDN Transfer Capability";
48 static struct { int val
; char *name
; } transcaps
[] = {
49 { AST_TRANS_CAP_SPEECH
, "SPEECH" },
50 { AST_TRANS_CAP_DIGITAL
, "DIGITAL" },
51 { AST_TRANS_CAP_RESTRICTED_DIGITAL
, "RESTRICTED_DIGITAL" },
52 { AST_TRANS_CAP_3_1K_AUDIO
, "3K1AUDIO" },
53 { AST_TRANS_CAP_DIGITAL_W_TONES
, "DIGITAL_W_TONES" },
54 { AST_TRANS_CAP_VIDEO
, "VIDEO" },
57 static char *descrip
=
58 " SetTransferCapability(transfercapability): Set the ISDN Transfer \n"
59 "Capability of a call to a new value.\n"
60 "Valid Transfer Capabilities are:\n"
62 " SPEECH : 0x00 - Speech (default, voice calls)\n"
63 " DIGITAL : 0x08 - Unrestricted digital information (data calls)\n"
64 " RESTRICTED_DIGITAL : 0x09 - Restricted digital information\n"
65 " 3K1AUDIO : 0x10 - 3.1kHz Audio (fax calls)\n"
66 " DIGITAL_W_TONES : 0x11 - Unrestricted digital information with tones/announcements\n"
67 " VIDEO : 0x18 - Video\n"
69 "This application is deprecated in favor of Set(CHANNEL(transfercapability)=...)\n"
72 static int settransfercapability_exec(struct ast_channel
*chan
, void *data
)
75 struct ast_module_user
*u
;
78 int transfercapability
= -1;
79 static int dep_warning
= 0;
81 u
= ast_module_user_add(chan
);
85 ast_log(LOG_WARNING
, "SetTransferCapability is deprecated. Please use CHANNEL(transfercapability) instead.\n");
89 tmp
= ast_strdupa(data
);
93 opts
= strchr(tmp
, '|');
97 for (x
= 0; x
< (sizeof(transcaps
) / sizeof(transcaps
[0])); x
++) {
98 if (!strcasecmp(transcaps
[x
].name
, tmp
)) {
99 transfercapability
= transcaps
[x
].val
;
103 if (transfercapability
< 0) {
104 ast_log(LOG_WARNING
, "'%s' is not a valid transfer capability (see 'show application SetTransferCapability')\n", tmp
);
105 ast_module_user_remove(u
);
109 chan
->transfercapability
= (unsigned short)transfercapability
;
111 if (option_verbose
> 2)
112 ast_verbose(VERBOSE_PREFIX_3
"Setting transfer capability to: 0x%.2x - %s.\n", transfercapability
, tmp
);
114 ast_module_user_remove(u
);
120 static int unload_module(void)
124 res
= ast_unregister_application(app
);
126 ast_module_user_hangup_all();
131 static int load_module(void)
133 return ast_register_application(app
, settransfercapability_exec
, synopsis
, descrip
);
136 AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY
, "Set ISDN Transfer Capability");