ifxmodem: add enable/disable ctm support

3 files changed, 199 insertions, 0 deletions

diff --git a/drivers/ifxmodem/ctm.c b/drivers/ifxmodem/ctm.c
new file mode 100644
index 00000000..b70fe092
--- /dev/null
+++ b/drivers/ifxmodem/ctm.c
@@ -0,0 +1,194 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2008-2010  Intel Corporation. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#define _GNU_SOURCE
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+
+#include <glib.h>
+
+#include <ofono/log.h>
+#include <ofono/modem.h>
+#include <ofono/ctm.h>
+
+#include "gatchat.h"
+#include "gatresult.h"
+
+#include "ifxmodem.h"
+
+static const char *none_prefix[] = { NULL };
+static const char *xctms_prefix[] = { "XCTMS:", NULL };
+
+struct ctm_data {
+	GAtChat *chat;
+};
+
+static void xctms_query_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct cb_data *cbd = user_data;
+	ofono_ctm_query_cb_t cb = cbd->cb;
+	struct ofono_error error;
+	GAtResultIter iter;
+	int value;
+	ofono_bool_t enable;
+
+	decode_at_error(&error, g_at_result_final_response(result));
+
+	if (!ok) {
+		cb(&error, -1, cbd->data);
+		return;
+	}
+
+	g_at_result_iter_init(&iter, result);
+
+	if (g_at_result_iter_next(&iter, "XCTMS:") == FALSE)
+		goto error;
+
+	if (g_at_result_iter_next_number(&iter, &value) == FALSE)
+		goto error;
+
+	/* FULL TTY mode status only sent to oFono */
+	enable = (value == 1) ? TRUE : FALSE;
+
+	cb(&error, enable, cbd->data);
+
+	return;
+
+error:
+	CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
+}
+
+static void ifx_query_tty(struct ofono_ctm *ctm, ofono_ctm_query_cb_t cb,
+				void *data)
+{
+	struct ctm_data *ctmd = ofono_ctm_get_data(ctm);
+	struct cb_data *cbd = cb_data_new(cb, data);
+
+	if (cbd == NULL)
+		goto error;
+
+	if (g_at_chat_send(ctmd->chat, "AT+XCTMS?", xctms_prefix,
+				xctms_query_cb, cbd, g_free) > 0)
+		return;
+
+error:
+	g_free(cbd);
+
+	CALLBACK_WITH_FAILURE(cb, -1, data);
+}
+
+static void xctms_modify_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct cb_data *cbd = user_data;
+	ofono_ctm_set_cb_t cb = cbd->cb;
+	struct ofono_error error;
+
+	decode_at_error(&error, g_at_result_final_response(result));
+
+	/* TODO: Audio path configuration */
+
+	cb(&error, cbd->data);
+}
+
+static void ifx_set_tty(struct ofono_ctm *ctm, ofono_bool_t enable,
+				ofono_ctm_set_cb_t cb, void *data)
+{
+	struct ctm_data *ctmd = ofono_ctm_get_data(ctm);
+	struct cb_data *cbd = cb_data_new(cb, data);
+	char buf[20];
+
+	if (cbd == NULL)
+		goto error;
+
+	/* Only FULL TTY mode enabled/disabled */
+	snprintf(buf, sizeof(buf), "AT+XCTMS=%i", enable ? 1 : 0);
+
+	if (g_at_chat_send(ctmd->chat, buf, none_prefix,
+				xctms_modify_cb, cbd, g_free) > 0)
+		return;
+
+error:
+	g_free(cbd);
+
+	CALLBACK_WITH_FAILURE(cb, data);
+}
+
+static void xctms_support_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct ofono_ctm *ctm = user_data;
+
+	if (ok)
+		ofono_ctm_register(ctm);
+}
+
+static int ifx_ctm_probe(struct ofono_ctm *ctm,
+				unsigned int vendor, void *data)
+{
+	GAtChat *chat = data;
+	struct ctm_data *ctmd;
+
+	ctmd = g_try_new0(struct ctm_data, 1);
+	if (ctmd == NULL)
+		return -ENOMEM;
+
+	ctmd->chat = g_at_chat_clone(chat);
+
+	ofono_ctm_set_data(ctm, ctmd);
+
+	g_at_chat_send(ctmd->chat, "AT+XCTMS=?", xctms_prefix,
+			xctms_support_cb, ctm, NULL);
+
+	return 0;
+}
+
+static void ifx_ctm_remove(struct ofono_ctm *ctm)
+{
+	struct ctm_data *ctmd = ofono_ctm_get_data(ctm);
+
+	ofono_ctm_set_data(ctm, NULL);
+
+	g_at_chat_unref(ctmd->chat);
+	g_free(ctmd);
+}
+
+static struct ofono_ctm_driver driver = {
+	.name           = "ifxmodem",
+	.probe          = ifx_ctm_probe,
+	.remove         = ifx_ctm_remove,
+	.query_tty      = ifx_query_tty,
+	.set_tty        = ifx_set_tty,
+};
+
+void ifx_ctm_init(void)
+{
+	ofono_ctm_driver_register(&driver);
+}
+
+void ifx_ctm_exit(void)
+{
+	ofono_ctm_driver_unregister(&driver);
+}
diff --git a/drivers/ifxmodem/ifxmodem.c b/drivers/ifxmodem/ifxmodem.c
index 8a9ac8f4..fecb221f 100644
--- a/drivers/ifxmodem/ifxmodem.c
+++ b/drivers/ifxmodem/ifxmodem.c
@@ -39,6 +39,7 @@ static int ifxmodem_init(void)
 	ifx_radio_settings_init();
 	ifx_gprs_context_init();
 	ifx_stk_init();
+	ifx_ctm_init();
 
 	return 0;
 }
@@ -50,6 +51,7 @@ static void ifxmodem_exit(void)
 	ifx_radio_settings_exit();
 	ifx_audio_settings_exit();
 	ifx_voicecall_exit();
+	ifx_ctm_exit();
 }
 
 OFONO_PLUGIN_DEFINE(ifxmodem, "Infineon modem driver", VERSION,
diff --git a/drivers/ifxmodem/ifxmodem.h b/drivers/ifxmodem/ifxmodem.h
index fbd3c068..5da62b88 100644
--- a/drivers/ifxmodem/ifxmodem.h
+++ b/drivers/ifxmodem/ifxmodem.h
@@ -35,3 +35,6 @@ extern void ifx_gprs_context_exit(void);
 
 extern void ifx_stk_init(void);
 extern void ifx_stk_exit(void);
+
+extern void ifx_ctm_init(void);
+extern void ifx_ctm_exit(void);
\ No newline at end of file