huaweicdma: Create skeleton for Huawei CDMA modem support

Makefile.am

@@ -294,6 +294,9 @@ builtin_sources += plugins/zte.c
 builtin_modules += huawei
 builtin_sources += plugins/huawei.c
 
+builtin_modules += huaweicdma
+builtin_sources += plugins/huaweicdma.c
+
 builtin_modules += sierra
 builtin_sources += plugins/sierra.c
 

plugins/huaweicdma.c

@@ -0,0 +1,170 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2008-2011  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
+
+#include <stdio.h>
+#include <errno.h>
+#include <stdlib.h>
+
+#include <glib.h>
+#include <gatchat.h>
+#include <gattty.h>
+
+#define OFONO_API_SUBJECT_TO_CHANGE
+#include <ofono/plugin.h>
+#include <ofono/modem.h>
+#include <ofono/devinfo.h>
+#include <ofono/cdma-connman.h>
+#include <ofono/log.h>
+
+#include <drivers/atmodem/atutil.h>
+
+struct huaweicdma_data {
+	GAtChat *chat;
+};
+
+static void huaweicdma_debug(const char *str, void *data)
+{
+	const char *prefix = data;
+
+	ofono_info("%s%s", prefix, str);
+}
+
+static int huaweicdma_probe(struct ofono_modem *modem)
+{
+	struct huaweicdma_data *data;
+
+	DBG("%p", modem);
+
+	data = g_try_new0(struct huaweicdma_data, 1);
+	if (data == NULL)
+		return -ENOMEM;
+
+	ofono_modem_set_data(modem, data);
+
+	return 0;
+}
+
+static void huaweicdma_remove(struct ofono_modem *modem)
+{
+	struct huaweicdma_data *data = ofono_modem_get_data(modem);
+
+	DBG("%p", modem);
+
+	ofono_modem_set_data(modem, NULL);
+
+	g_at_chat_unref(data->chat);
+
+	g_free(data);
+}
+
+static int huaweicdma_enable(struct ofono_modem *modem)
+{
+	struct huaweicdma_data *data = ofono_modem_get_data(modem);
+	GAtSyntax *syntax;
+	GIOChannel *channel;
+	const char *device;
+
+	device = ofono_modem_get_string(modem, "Device");
+	if (device == NULL)
+		return -EINVAL;
+
+	channel = g_at_tty_open(device, NULL);
+	if (channel == NULL)
+		return -EIO;
+
+	syntax = g_at_syntax_new_gsm_permissive();
+	data->chat = g_at_chat_new(channel, syntax);
+	g_at_syntax_unref(syntax);
+
+	g_io_channel_unref(channel);
+
+	if (data->chat == NULL)
+		return -ENOMEM;
+
+	if (getenv("OFONO_AT_DEBUG"))
+		g_at_chat_set_debug(data->chat, huaweicdma_debug, "Device: ");
+
+	return 0;
+}
+
+static int huaweicdma_disable(struct ofono_modem *modem)
+{
+	struct huaweicdma_data *data = ofono_modem_get_data(modem);
+
+	DBG("%p", modem);
+
+	g_at_chat_unref(data->chat);
+	data->chat = NULL;
+
+	return 0;
+}
+
+static void huaweicdma_pre_sim(struct ofono_modem *modem)
+{
+	struct huaweicdma_data *data = ofono_modem_get_data(modem);
+
+	DBG("%p", modem);
+
+	ofono_devinfo_create(modem, 0, "cdmamodem", data->chat);
+}
+
+static void huaweicdma_post_sim(struct ofono_modem *modem)
+{
+	DBG("%p", modem);
+}
+
+static void huaweicdma_post_online(struct ofono_modem *modem)
+{
+	struct huaweicdma_data *data = ofono_modem_get_data(modem);
+
+	DBG("%p", modem);
+
+	ofono_cdma_connman_create(modem, 0, "cdmamodem", data->chat);
+}
+
+static struct ofono_modem_driver huaweicdma_driver = {
+	.name		= "huaweicdma",
+	.probe		= huaweicdma_probe,
+	.remove		= huaweicdma_remove,
+	.enable		= huaweicdma_enable,
+	.disable	= huaweicdma_disable,
+	.pre_sim	= huaweicdma_pre_sim,
+	.post_sim	= huaweicdma_post_sim,
+	.post_online	= huaweicdma_post_online,
+};
+
+static int huaweicdma_init(void)
+{
+	return ofono_modem_driver_register(&huaweicdma_driver);
+}
+
+static void huaweicdma_exit(void)
+{
+	ofono_modem_driver_unregister(&huaweicdma_driver);
+}
+
+OFONO_PLUGIN_DEFINE(huaweicdma, "Huawei CDMA modem driver", VERSION,
+				OFONO_PLUGIN_PRIORITY_DEFAULT,
+				huaweicdma_init, huaweicdma_exit)