Add initial implementation of MBM gprs context

3 files changed, 325 insertions, 0 deletions

diff --git a/drivers/mbmmodem/gprs-context.c b/drivers/mbmmodem/gprs-context.c
new file mode 100644
index 00000000..3acaccfc
--- /dev/null
+++ b/drivers/mbmmodem/gprs-context.c
@@ -0,0 +1,251 @@
+/*
+ *
+ *  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
+
+#define _GNU_SOURCE
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include <glib.h>
+
+#include <ofono/log.h>
+#include <ofono/modem.h>
+#include <ofono/gprs-context.h>
+
+#include "gatchat.h"
+#include "gatresult.h"
+
+#include "mbmmodem.h"
+
+#define MBM_E2NAP_DISCONNECTED 0
+#define MBM_E2NAP_CONNECTED 1
+#define MBM_E2NAP_CONNECTING 2
+
+static const char *none_prefix[] = { NULL };
+
+struct gprs_context_data {
+	GAtChat *chat;
+	unsigned active_context;
+};
+
+static void at_enap_down_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct cb_data *cbd = user_data;
+	ofono_gprs_context_cb_t cb = cbd->cb;
+	struct ofono_gprs_context *gc = cbd->user;
+	struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+	struct ofono_error error;
+
+	if (ok)
+		gcd->active_context = 0;
+
+	dump_response("enap_down_cb", ok, result);
+	decode_at_error(&error, g_at_result_final_response(result));
+
+	cb(&error, cbd->data);
+}
+
+static void mbm_enap_up_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct cb_data *cbd = user_data;
+	ofono_gprs_context_cb_t cb = cbd->cb;
+	struct ofono_error error;
+
+	dump_response("enap_up_cb", ok, result);
+	decode_at_error(&error, g_at_result_final_response(result));
+
+	cb(&error, cbd->data);
+}
+
+static void mbm_cgdcont_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct cb_data *cbd = user_data;
+	ofono_gprs_context_cb_t cb = cbd->cb;
+	struct ofono_gprs_context *gc = cbd->user;
+	struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+	struct cb_data *ncbd;
+	char buf[64];
+
+	dump_response("cgdcont_cb", ok, result);
+
+	if (!ok) {
+		struct ofono_error error;
+
+		gcd->active_context = 0;
+
+		decode_at_error(&error, g_at_result_final_response(result));
+		cb(&error, cbd->data);
+		return;
+	}
+
+	ncbd = g_memdup(cbd, sizeof(struct cb_data));
+
+	sprintf(buf, "AT*ENAP=1,%u", gcd->active_context);
+
+	if (g_at_chat_send(gcd->chat, buf, none_prefix,
+				mbm_enap_up_cb, ncbd, g_free) > 0)
+		return;
+
+	if (ncbd)
+		g_free(ncbd);
+
+	gcd->active_context = 0;
+
+	CALLBACK_WITH_FAILURE(cb, cbd->data);
+}
+
+static void mbm_gprs_activate_primary(struct ofono_gprs_context *gc,
+				const struct ofono_gprs_primary_context *ctx,
+				ofono_gprs_context_cb_t cb, void *data)
+{
+	struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+	struct cb_data *cbd = cb_data_new(cb, data);
+	char buf[OFONO_GPRS_MAX_APN_LENGTH + 128];
+	int len;
+
+	if (!cbd)
+		goto error;
+
+	gcd->active_context = ctx->cid;
+
+	cbd->user = gc;
+
+	/* TODO: Handle username / password fields */
+	len = sprintf(buf, "AT+CGDCONT=%u,\"IP\"", ctx->cid);
+
+	if (ctx->apn)
+		snprintf(buf + len, sizeof(buf) - len - 3, ",\"%s\"",
+				ctx->apn);
+
+	if (g_at_chat_send(gcd->chat, buf, none_prefix,
+				mbm_cgdcont_cb, cbd, g_free) > 0)
+		return;
+error:
+	if (cbd)
+		g_free(cbd);
+
+	CALLBACK_WITH_FAILURE(cb, data);
+}
+
+static void mbm_gprs_deactivate_primary(struct ofono_gprs_context *gc,
+					unsigned int cid,
+					ofono_gprs_context_cb_t cb, void *data)
+{
+	struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+	struct cb_data *cbd = cb_data_new(cb, data);
+	char buf[64];
+
+	if (!cbd)
+		goto error;
+
+	cbd->user = gc;
+
+	sprintf(buf, "AT*ENAP=0,%u", cid);
+
+	if (g_at_chat_send(gcd->chat, buf, none_prefix,
+				at_enap_down_cb, cbd, g_free) > 0)
+		return;
+
+error:
+	if (cbd)
+		g_free(cbd);
+
+	CALLBACK_WITH_FAILURE(cb, data);
+}
+
+static void e2nap_notifier(GAtResult *result, gpointer user_data)
+{
+	struct ofono_gprs_context *gc = user_data;
+	struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+	GAtResultIter iter;
+	int state;
+
+	if (gcd->active_context == 0)
+		return;
+
+	g_at_result_iter_init(&iter, result);
+
+	if (g_at_result_iter_next(&iter, "*E2NAP:") == FALSE)
+		return;
+
+	g_at_result_iter_next_number(&iter, &state);
+
+	switch (state) {
+	case MBM_E2NAP_DISCONNECTED:
+		ofono_gprs_context_deactivated(gc, gcd->active_context);
+		gcd->active_context = 0;
+		break;
+	case MBM_E2NAP_CONNECTED:
+		ofono_debug("MBM Context: connected");
+		break;
+	case MBM_E2NAP_CONNECTING:
+		ofono_debug("MBM Context: connecting");
+		break;
+	default:
+		break;
+	};
+}
+
+static int mbm_gprs_context_probe(struct ofono_gprs_context *gc,
+					unsigned int vendor, void *data)
+{
+	GAtChat *chat = data;
+	struct gprs_context_data *gcd;
+
+	gcd = g_new0(struct gprs_context_data, 1);
+	gcd->chat = chat;
+
+	g_at_chat_register(chat, "*E2NAP:", e2nap_notifier, FALSE, gc, NULL);
+
+	ofono_gprs_context_set_data(gc, gcd);
+
+	return 0;
+}
+
+static void mbm_gprs_context_remove(struct ofono_gprs_context *gc)
+{
+	struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+
+	ofono_gprs_context_set_data(gc, NULL);
+	g_free(gcd);
+}
+
+static struct ofono_gprs_context_driver driver = {
+	.name			= "mbm",
+	.probe			= mbm_gprs_context_probe,
+	.remove			= mbm_gprs_context_remove,
+	.activate_primary	= mbm_gprs_activate_primary,
+	.deactivate_primary	= mbm_gprs_deactivate_primary,
+};
+
+void mbm_gprs_context_init()
+{
+	ofono_gprs_context_driver_register(&driver);
+}
+
+void mbm_gprs_context_exit()
+{
+	ofono_gprs_context_driver_unregister(&driver);
+}
diff --git a/drivers/mbmmodem/mbmmodem.c b/drivers/mbmmodem/mbmmodem.c
new file mode 100644
index 00000000..a85dc12a
--- /dev/null
+++ b/drivers/mbmmodem/mbmmodem.c
@@ -0,0 +1,49 @@
+/*
+ *
+ *  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 <glib.h>
+#include <gatchat.h>
+
+#define OFONO_API_SUBJECT_TO_CHANGE
+#include <ofono/plugin.h>
+#include <ofono/types.h>
+
+#include "mbmmodem.h"
+
+static int mbmmodem_init(void)
+{
+	mbm_gprs_context_init();
+
+	return 0;
+}
+
+static void mbmmodem_exit(void)
+{
+	mbm_gprs_context_exit();
+}
+
+OFONO_PLUGIN_DEFINE(mbmmodem, "MBM modem driver", VERSION,
+			OFONO_PLUGIN_PRIORITY_DEFAULT,
+			mbmmodem_init, mbmmodem_exit)
diff --git a/drivers/mbmmodem/mbmmodem.h b/drivers/mbmmodem/mbmmodem.h
new file mode 100644
index 00000000..18145e9a
--- /dev/null
+++ b/drivers/mbmmodem/mbmmodem.h
@@ -0,0 +1,25 @@
+/*
+ *
+ *  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 <drivers/atmodem/atutil.h>
+
+extern void mbm_gprs_context_init();
+extern void mbm_gprs_context_exit();