From e2dd1cc3daa5d52570f7d670f90aff5077f4926c Mon Sep 17 00:00:00 2001
From: Mark Spencer <markster@digium.com>
Date: Sun, 16 May 2004 18:12:16 +0000
Subject: Add ability to look up callerid name by txt (bug #1442)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@2986 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 apps/app_txtcidname.c | 149 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 149 insertions(+)
 create mode 100755 apps/app_txtcidname.c

(limited to 'apps/app_txtcidname.c')

diff --git a/apps/app_txtcidname.c b/apps/app_txtcidname.c
new file mode 100755
index 000000000..afb5109b7
--- /dev/null
+++ b/apps/app_txtcidname.c
@@ -0,0 +1,149 @@
+/*
+ * Asterisk -- A telephony toolkit for Linux.
+ *
+ * Time of day - Report the time of day
+ * 
+ * Copyright (C) 1999, Mark Spencer
+ *
+ * Mark Spencer <markster@linux-support.net>
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License
+ */
+
+#include <asterisk/lock.h>
+#include <asterisk/file.h>
+#include <asterisk/logger.h>
+#include <asterisk/channel.h>
+#include <asterisk/pbx.h>
+#include <asterisk/options.h>
+#include <asterisk/config.h>
+#include <asterisk/module.h>
+#include <asterisk/enum.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+#include <ctype.h>
+
+#include <pthread.h>
+
+
+static char *tdesc = "TXTCIDName";
+
+static char *app = "TXTCIDName";
+
+static char *synopsis = "Lookup caller name from TXT record";
+
+static char *descrip = 
+"  TXTLookup(CallerID):  Looks up an Caller Name via DNS and sets\n"
+"the variable 'TXTCIDNAME'. TXTCIDName will either be blank\n"
+"or return the value found in the TXT record in DNS.\n" ;
+
+#define ENUM_CONFIG "enum.conf"
+
+static char h323driver[80];
+#define H323DRIVERDEFAULT "H323"
+
+STANDARD_LOCAL_USER;
+
+LOCAL_USER_DECL;
+
+static int txtcidname_exec(struct ast_channel *chan, void *data)
+{
+	int res=0;
+	char tech[80];
+	char txt[256];
+	char dest[80];
+
+	txt[0] = 0;
+	struct localuser *u;
+	if (!data || !strlen(data)) {
+		ast_log(LOG_WARNING, "TXTCIDName requires an argument (extension)\n");
+		res = 1;
+	}
+	LOCAL_USER_ADD(u);
+	if (!res) {
+		res = ast_get_txt(chan, data, dest, sizeof(dest), tech, sizeof(tech), txt, sizeof(txt));
+	}
+	LOCAL_USER_REMOVE(u);
+	/* Parse it out */
+	if (res > 0) {
+		if(strlen(txt) > 0)
+		{
+			pbx_builtin_setvar_helper(chan, "TXTCIDNAME", txt);
+#if 0
+	printf("TXTCIDNAME got '%s'\n", txt);
+#endif
+		}
+	}
+	if (!res) {
+		/* Look for a "busy" place */
+		if (ast_exists_extension(chan, chan->context, chan->exten, chan->priority + 101, chan->callerid))
+			chan->priority += 100;
+	} else if (res > 0)
+		res = 0;
+	return res;
+}
+
+static int load_config(void)
+{
+	struct ast_config *cfg;
+	char *s;
+
+	cfg = ast_load(ENUM_CONFIG);
+	if (cfg) {
+		if (!(s=ast_variable_retrieve(cfg, "general", "h323driver"))) {
+			strcpy(h323driver, H323DRIVERDEFAULT);
+		} else {
+			strcpy(h323driver, s);
+		}
+		ast_destroy(cfg);
+		return 0;
+	}
+	ast_log(LOG_NOTICE, "No ENUM Config file, using defaults\n");
+	return 0;
+}
+
+
+int unload_module(void)
+{
+	STANDARD_HANGUP_LOCALUSERS;
+	return ast_unregister_application(app);
+}
+
+int load_module(void)
+{
+	int res;
+	res = ast_register_application(app, txtcidname_exec, synopsis, descrip);
+	if (res)
+		return(res);
+	if ((res=load_config())) {
+		return(res);
+	}
+	return(0);
+}
+
+int reload(void)
+{
+	return(load_config());
+}
+
+
+char *description(void)
+{
+	return tdesc;
+}
+
+int usecount(void)
+{
+	int res;
+	STANDARD_USECOUNT(res);
+	return res;
+}
+
+char *key()
+{
+	return ASTERISK_GPL_KEY;
+}
+
-- 
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