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00028 #include "asterisk.h"
00029
00030 ASTERISK_FILE_VERSION(__FILE__, "$Revision: 58939 $")
00031
00032 #include <string.h>
00033 #include <stdlib.h>
00034
00035 #include "asterisk/logger.h"
00036 #include "asterisk/channel.h"
00037 #include "asterisk/pbx.h"
00038 #include "asterisk/module.h"
00039 #include "asterisk/options.h"
00040 #include "asterisk/transcap.h"
00041
00042
00043 static char *app = "SetTransferCapability";
00044
00045 static char *synopsis = "Set ISDN Transfer Capability";
00046
00047
00048 static struct { int val; char *name; } transcaps[] = {
00049 { AST_TRANS_CAP_SPEECH, "SPEECH" },
00050 { AST_TRANS_CAP_DIGITAL, "DIGITAL" },
00051 { AST_TRANS_CAP_RESTRICTED_DIGITAL, "RESTRICTED_DIGITAL" },
00052 { AST_TRANS_CAP_3_1K_AUDIO, "3K1AUDIO" },
00053 { AST_TRANS_CAP_DIGITAL_W_TONES, "DIGITAL_W_TONES" },
00054 { AST_TRANS_CAP_VIDEO, "VIDEO" },
00055 };
00056
00057 static char *descrip =
00058 " SetTransferCapability(transfercapability): Set the ISDN Transfer \n"
00059 "Capability of a call to a new value.\n"
00060 "Valid Transfer Capabilities are:\n"
00061 "\n"
00062 " SPEECH : 0x00 - Speech (default, voice calls)\n"
00063 " DIGITAL : 0x08 - Unrestricted digital information (data calls)\n"
00064 " RESTRICTED_DIGITAL : 0x09 - Restricted digital information\n"
00065 " 3K1AUDIO : 0x10 - 3.1kHz Audio (fax calls)\n"
00066 " DIGITAL_W_TONES : 0x11 - Unrestricted digital information with tones/announcements\n"
00067 " VIDEO : 0x18 - Video\n"
00068 "\n"
00069 "This application is deprecated in favor of Set(CHANNEL(transfercapability)=...)\n"
00070 ;
00071
00072 static int settransfercapability_exec(struct ast_channel *chan, void *data)
00073 {
00074 char *tmp = NULL;
00075 struct ast_module_user *u;
00076 int x;
00077 char *opts;
00078 int transfercapability = -1;
00079 static int dep_warning = 0;
00080
00081 u = ast_module_user_add(chan);
00082
00083 if (!dep_warning) {
00084 dep_warning = 1;
00085 ast_log(LOG_WARNING, "SetTransferCapability is deprecated. Please use CHANNEL(transfercapability) instead.\n");
00086 }
00087
00088 if (data)
00089 tmp = ast_strdupa(data);
00090 else
00091 tmp = "";
00092
00093 opts = strchr(tmp, '|');
00094 if (opts)
00095 *opts = '\0';
00096
00097 for (x = 0; x < (sizeof(transcaps) / sizeof(transcaps[0])); x++) {
00098 if (!strcasecmp(transcaps[x].name, tmp)) {
00099 transfercapability = transcaps[x].val;
00100 break;
00101 }
00102 }
00103 if (transfercapability < 0) {
00104 ast_log(LOG_WARNING, "'%s' is not a valid transfer capability (see 'show application SetTransferCapability')\n", tmp);
00105 ast_module_user_remove(u);
00106 return 0;
00107 }
00108
00109 chan->transfercapability = (unsigned short)transfercapability;
00110
00111 if (option_verbose > 2)
00112 ast_verbose(VERBOSE_PREFIX_3 "Setting transfer capability to: 0x%.2x - %s.\n", transfercapability, tmp);
00113
00114 ast_module_user_remove(u);
00115
00116 return 0;
00117 }
00118
00119
00120 static int unload_module(void)
00121 {
00122 int res;
00123
00124 res = ast_unregister_application(app);
00125
00126 ast_module_user_hangup_all();
00127
00128 return res;
00129 }
00130
00131 static int load_module(void)
00132 {
00133 return ast_register_application(app, settransfercapability_exec, synopsis, descrip);
00134 }
00135
00136 AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Set ISDN Transfer Capability");