Add device state for chat conference rooms

Makefile

@@ -131,7 +131,8 @@ SHAREDOS=chan_capi.so
 OBJECTS=chan_capi.o chan_capi_utils.o chan_capi_rtp.o chan_capi_command.o xlaw.o dlist.o	\
 	chan_capi_qsig_core.o chan_capi_qsig_ecma.o chan_capi_qsig_asn197ade.o	\
 	chan_capi_qsig_asn197no.o chan_capi_supplementary.o chan_capi_chat.o \
-	chan_capi_mwi.o chan_capi_cli.o chan_capi_ami.o chan_capi_management_common.o
+	chan_capi_mwi.o chan_capi_cli.o chan_capi_ami.o chan_capi_management_common.o \
+	chan_capi_devstate.o
 
 ifeq (${USE_OWN_LIBCAPI},yes)
 OBJECTS += libcapi20/convert.o libcapi20/capi20.o libcapi20/capifunc.o

chan_capi.c

@@ -57,6 +57,7 @@ struct _diva_streaming_vector* vind;
 #include "chan_capi_mwi.h"
 #include "chan_capi_cli.h"
 #include "chan_capi_ami.h"
+#include "chan_capi_devstate.h"
 
 /* #define CC_VERSION "x.y.z" */
 #define CC_VERSION "$Revision$"
@@ -8533,6 +8534,7 @@ int unload_module(void)
 
 	ast_unregister_application(commandapp);
 
+	pbx_capi_unregister_device_state_providers();
 	pbx_capi_ami_unregister();
 	pbx_capi_cli_unregister();
 
@@ -8649,6 +8651,7 @@ int load_module(void)
 
 	pbx_capi_cli_register();
 	pbx_capi_ami_register();
+	pbx_capi_register_device_state_providers();
 	
 	ast_register_application(commandapp, pbx_capicommand_exec, commandsynopsis, commandtdesc);
 

chan_capi_devstate.c

@@ -0,0 +1,101 @@
+/*
+ *
+  Copyright (c) Dialogic (R) 2009 - 2010
+ *
+  This source file is supplied for the use with
+  Eicon Networks range of DIVA Server Adapters.
+ *
+  Dialogic (R) File Revision :    1.9
+ *
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2, or (at your option)
+  any later version.
+ *
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY OF ANY KIND WHATSOEVER INCLUDING ANY
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the GNU General Public License for more details.
+ *
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+#include "chan_capi_platform.h"
+#include "chan_capi20.h"
+#include "chan_capi.h"
+#include "chan_capi_qsig.h"
+#include "chan_capi_utils.h"
+#include "chan_capi_chat.h"
+#include "chan_capi_devstate.h"
+
+/*
+	LOCALS
+	*/
+static
+#ifdef CC_AST_HAS_VERSION_1_6
+enum ast_device_state
+#else
+int
+#endif
+pbx_capi_chat_room_state(const char *data);
+
+static int capiChatProviderRegistered;
+
+void pbx_capi_register_device_state_providers(void)
+{
+	capiChatProviderRegistered = (ast_devstate_prov_add("Capichat", pbx_capi_chat_room_state) == 0);
+}
+
+void pbx_capi_unregister_device_state_providers(void)
+{
+	if (capiChatProviderRegistered != 0) {
+		ast_devstate_prov_del("Capichat");
+	}
+}
+
+/*!
+ * \brief Read conference room state
+ */
+static
+#ifdef CC_AST_HAS_VERSION_1_6
+enum ast_device_state
+#else
+int
+#endif
+pbx_capi_chat_room_state(const char *data)
+{
+	const struct capichat_s *room;
+	enum ast_device_state ret = AST_DEVICE_NOT_INUSE;
+
+	if (data == 0)
+		return AST_DEVICE_INVALID;
+
+	pbx_capi_lock_chat_rooms();
+	for (room = pbx_capi_chat_get_room_c(NULL);
+			 room != 0;
+			 room = pbx_capi_chat_get_room_c(room)) {
+		if (strcmp(data, pbx_capi_chat_get_room_name(room)) == 0) {
+			ret = AST_DEVICE_INUSE;
+			break;
+		}
+	}
+	pbx_capi_unlock_chat_rooms();
+
+	return ret;
+}
+
+/*!
+ * \brief Conference room state change
+ */
+void pbx_capi_chat_room_state_event(const char* roomName, int inUse) {
+	if (capiChatProviderRegistered != 0) {
+#ifdef CC_AST_HAS_VERSION_1_6
+		ast_devstate_changed((inUse != 0) ? AST_DEVICE_INUSE : AST_DEVICE_NOT_INUSE, "capichat:%s", roomName);
+#else
+		ast_device_state_changed("capichat:%s", roomName);
+#endif
+	}
+}
+

chan_capi_devstate.h

@@ -0,0 +1,9 @@
+#ifndef __CC_DEVICE_STATE_PROVIDER_INTERFACE_H__
+#define __CC_DEVICE_STATE_PROVIDER_INTERFACE_H__
+
+void pbx_capi_register_device_state_providers(void);
+void pbx_capi_unregister_device_state_providers(void);
+void pbx_capi_chat_room_state_event(const char* roomName, int inUse);
+
+
+#endif