Add initial plugin for Ericsson MBM devices

4 files changed, 358 insertions, 0 deletions

diff --git a/Makefile.am b/Makefile.am
index aaa3e39f..264b3a70 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -81,8 +81,13 @@ builtin_sources += $(gatchat_sources) drivers/atmodem/at.h \
 				drivers/atmodem/ssn.c \
 				drivers/atmodem/devinfo.c
 
+builtin_sources += plugins/chat.h plugins/chat.c
+
 builtin_modules += generic_at
 builtin_sources += plugins/generic_at.c
+
+builtin_modules += mbm
+builtin_sources += plugins/mbm.c
 endif
 
 if MAINTAINER_MODE
diff --git a/plugins/chat.c b/plugins/chat.c
new file mode 100644
index 00000000..251ba5c8
--- /dev/null
+++ b/plugins/chat.c
@@ -0,0 +1,165 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2008-2009  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 <fcntl.h>
+#include <unistd.h>
+#include <string.h>
+#include <termios.h>
+
+#include <glib.h>
+#include <gatchat.h>
+#include <gatsyntax.h>
+
+#include <ofono/log.h>
+
+#include "chat.h"
+
+struct chat_data {
+	GIOChannel *io;
+	guint timeout;
+
+	chat_callback_t callback;
+	gpointer user_data;
+};
+
+static gboolean connect_callback(GIOChannel *io,
+				GIOCondition cond, gpointer user_data)
+{
+	struct chat_data *data = user_data;
+	GAtChat *chat;
+	GAtSyntax *syntax;
+
+	if (cond & G_IO_NVAL)
+		return FALSE;
+
+	if (cond & (G_IO_HUP | G_IO_ERR))
+		return FALSE;
+
+	syntax = g_at_syntax_new_gsmv1();
+	chat = g_at_chat_new(io, syntax);
+	g_at_syntax_unref(syntax);
+
+	if (!chat)
+		return FALSE;
+
+	data->callback(chat, data->user_data);
+
+	g_at_chat_unref(chat);
+
+	return FALSE;
+}
+
+static gboolean connect_timeout(gpointer user_data)
+{
+	struct chat_data *data = user_data;
+
+	data->timeout = 0;
+
+	g_io_channel_close(data->io);
+
+	data->callback(NULL, data->user_data);
+
+	return FALSE;
+}
+
+static void connect_destroy(gpointer user_data)
+{
+	struct chat_data *data = user_data;
+
+	if (data->timeout > 0) {
+		g_source_remove(data->timeout);
+		data->timeout = 0;
+	}
+
+	data->io = NULL;
+}
+
+int chat_connect(const char *device, chat_callback_t callback,
+						gpointer user_data)
+{
+	struct chat_data *data;
+	struct termios newtio;
+	int fd;
+
+	data = g_try_new0(struct chat_data, 1);
+	if (!data)
+		return -ENOMEM;
+
+	fd = open(device, O_RDWR | O_NOCTTY);
+	if (fd < 0) {
+		ofono_error("Can't open TTY %s: %s (%d)",
+					device, strerror(errno), errno);
+		g_free(data);
+		return -EIO;
+	}
+
+	newtio.c_cflag = B115200 | CRTSCTS | CLOCAL | CREAD;
+	newtio.c_iflag = IGNPAR;
+	newtio.c_oflag = 0;
+	newtio.c_lflag = 0;
+
+	newtio.c_cc[VTIME] = 1;
+	newtio.c_cc[VMIN] = 5;
+
+	tcflush(fd, TCIFLUSH);
+
+	if (tcsetattr(fd, TCSANOW, &newtio) < 0) {
+		ofono_error("Can't change TTY termios: %s (%d)",
+						strerror(errno), errno);
+		close(fd);
+		g_free(data);
+		return -EIO;
+	}
+
+	data->io = g_io_channel_unix_new(fd);
+
+	g_io_channel_set_close_on_unref(data->io, TRUE);
+
+	if (g_io_channel_set_flags(data->io, G_IO_FLAG_NONBLOCK,
+						NULL) != G_IO_STATUS_NORMAL) {
+		g_io_channel_unref(data->io);
+		g_free(data);
+		return -EIO;
+	}
+
+	data->callback = callback;
+	data->user_data = user_data;
+
+	data->timeout = g_timeout_add_seconds(10, connect_timeout, data);
+
+	g_io_add_watch_full(data->io, G_PRIORITY_DEFAULT,
+				G_IO_OUT | G_IO_ERR | G_IO_HUP | G_IO_NVAL,
+				connect_callback, data, connect_destroy);
+
+	g_io_channel_unref(data->io);
+
+	return 0;
+}
+
+void chat_disconnect(GAtChat *chat)
+{
+}
diff --git a/plugins/chat.h b/plugins/chat.h
new file mode 100644
index 00000000..a9c2902b
--- /dev/null
+++ b/plugins/chat.h
@@ -0,0 +1,29 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2008-2009  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
+ *
+ */
+
+#include <glib.h>
+#include <gatchat.h>
+
+typedef void (*chat_callback_t)(GAtChat *chat, gpointer user_data);
+
+int chat_connect(const char *device, chat_callback_t callback,
+						gpointer user_data);
+void chat_disconnect(GAtChat *chat);
diff --git a/plugins/mbm.c b/plugins/mbm.c
new file mode 100644
index 00000000..4945dcec
--- /dev/null
+++ b/plugins/mbm.c
@@ -0,0 +1,159 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2008-2009  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>
+
+#define OFONO_API_SUBJECT_TO_CHANGE
+#include <ofono/plugin.h>
+#include <ofono/modem.h>
+#include <ofono/devinfo.h>
+#include <ofono/netreg.h>
+#include <ofono/sms.h>
+#include <ofono/log.h>
+
+#include "chat.h"
+
+struct mbm_data {
+	GAtChat *chat;
+};
+
+static int mbm_probe(struct ofono_modem *modem)
+{
+	struct mbm_data *data;
+
+	ofono_info("MBM probe");
+
+	data = g_try_new0(struct mbm_data, 1);
+	if (!data)
+		return -ENOMEM;
+
+	ofono_modem_set_data(modem, data);
+
+	return 0;
+}
+
+static void mbm_remove(struct ofono_modem *modem)
+{
+	struct mbm_data *data = ofono_modem_get_data(modem);
+
+	ofono_info("MBM remove");
+
+	g_free(data);
+}
+
+static void mbm_debug(const char *str, void *user_data)
+{
+	ofono_info("%s", str);
+}
+
+static void connect_callback(GAtChat *chat, gpointer user_data)
+{
+	struct ofono_modem *modem = user_data;
+	struct mbm_data *data = ofono_modem_get_data(modem);
+
+	if (!chat) {
+		ofono_modem_set_powered(modem, FALSE);
+		return;
+	}
+
+	data->chat = g_at_chat_ref(chat);
+
+	if (getenv("OFONO_MBM_DEBUG"))
+		g_at_chat_set_debug(data->chat, mbm_debug, NULL);
+
+	ofono_modem_set_powered(modem, TRUE);
+
+	g_at_chat_send(data->chat, "AT+CFUN=1", NULL, NULL, NULL, NULL);
+}
+
+static int mbm_enable(struct ofono_modem *modem)
+{
+	int err;
+
+	ofono_info("MBM enable");
+
+	err = chat_connect("/dev/ttyACM0", connect_callback, modem);
+	if (err < 0)
+		return err;
+
+	return -EINPROGRESS;
+}
+
+static int mbm_disable(struct ofono_modem *modem)
+{
+	struct mbm_data *data = ofono_modem_get_data(modem);
+
+	ofono_info("MBM disable");
+
+	if (!data->chat)
+		return 0;
+
+	g_at_chat_shutdown(data->chat);
+
+	chat_disconnect(data->chat);
+
+	g_at_chat_unref(data->chat);
+	data->chat = NULL;
+
+	return 0;
+}
+
+static void mbm_populate(struct ofono_modem *modem)
+{
+	struct mbm_data *data = ofono_modem_get_data(modem);
+
+	ofono_info("MBM populate");
+
+	ofono_devinfo_create(modem, 0, "atmodem", data->chat);
+	ofono_netreg_create(modem, 0, "atmodem", data->chat);
+	ofono_sms_create(modem, 0, "atmodem", data->chat);
+}
+
+static struct ofono_modem_driver mbm_driver = {
+	.name		= "mbm",
+	.probe		= mbm_probe,
+	.remove		= mbm_remove,
+	.enable		= mbm_enable,
+	.disable	= mbm_disable,
+	.populate	= mbm_populate,
+};
+
+static int mbm_init(void)
+{
+	return ofono_modem_driver_register(&mbm_driver);
+}
+
+static void mbm_exit(void)
+{
+	ofono_modem_driver_unregister(&mbm_driver);
+}
+
+OFONO_PLUGIN_DEFINE(mbm, "Ericsson MBM modem driver", VERSION,
+			OFONO_PLUGIN_PRIORITY_DEFAULT, mbm_init, mbm_exit)