mbm: Add STK driver.

3 files changed, 259 insertions, 0 deletions

diff --git a/drivers/mbmmodem/mbmmodem.c b/drivers/mbmmodem/mbmmodem.c
index 08e3d721..03b61b33 100644
--- a/drivers/mbmmodem/mbmmodem.c
+++ b/drivers/mbmmodem/mbmmodem.c
@@ -35,12 +35,14 @@
 static int mbmmodem_init(void)
 {
 	mbm_gprs_context_init();
+	mbm_stk_init();
 
 	return 0;
 }
 
 static void mbmmodem_exit(void)
 {
+	mbm_stk_exit();
 	mbm_gprs_context_exit();
 }
 
diff --git a/drivers/mbmmodem/mbmmodem.h b/drivers/mbmmodem/mbmmodem.h
index 0430c772..65786d7f 100644
--- a/drivers/mbmmodem/mbmmodem.h
+++ b/drivers/mbmmodem/mbmmodem.h
@@ -23,3 +23,6 @@
 
 extern void mbm_gprs_context_init();
 extern void mbm_gprs_context_exit();
+
+extern void mbm_stk_init();
+extern void mbm_stk_exit();
diff --git a/drivers/mbmmodem/stk.c b/drivers/mbmmodem/stk.c
new file mode 100644
index 00000000..918ee915
--- /dev/null
+++ b/drivers/mbmmodem/stk.c
@@ -0,0 +1,254 @@
+/*
+ *
+ *  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 <glib.h>
+
+#include <ofono/log.h>
+#include <ofono/modem.h>
+#include <ofono/stk.h>
+
+#include "gatchat.h"
+#include "gatresult.h"
+
+#include "mbmmodem.h"
+
+struct stk_data {
+	GAtChat *chat;
+};
+
+static const char *stke_prefix[] = { "%STKE:", NULL };
+static const char *none_prefix[] = { NULL };
+
+static void mbm_stke_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct cb_data *cbd = user_data;
+	ofono_stk_envelope_cb_t cb = cbd->cb;
+	GAtResultIter iter;
+	struct ofono_error error;
+	const guint8 *pdu = { 0 };
+	gint len = 0;
+
+	decode_at_error(&error, g_at_result_final_response(result));
+
+	if (!ok)
+		goto error;
+
+	g_at_result_iter_init(&iter, result);
+
+	if (g_at_result_iter_next(&iter, "*STKE:"))
+		g_at_result_iter_next_hexstring(&iter, &pdu, &len);
+
+	cb(&error, pdu, len, cbd->data);
+	return;
+
+error:
+	CALLBACK_WITH_FAILURE(cb, NULL, 0, cbd->data);
+}
+
+static void mbm_stk_envelope(struct ofono_stk *stk, int length,
+				const unsigned char *command,
+				ofono_stk_envelope_cb_t cb, void *data)
+{
+	struct stk_data *sd = ofono_stk_get_data(stk);
+	struct cb_data *cbd = cb_data_new(cb, data);
+	char *buf = g_try_new(char, 64 + length * 2);
+	int len, ret;
+
+	if (!cbd || !buf)
+		goto error;
+
+	len = sprintf(buf, "AT*STKE=\"");
+	for (; length; length--)
+		len += sprintf(buf + len, "%02hhX", *command++);
+	len += sprintf(buf + len, "\"");
+
+	ret = g_at_chat_send(sd->chat, buf, stke_prefix,
+			mbm_stke_cb, cbd, g_free);
+
+	g_free(buf);
+	buf = NULL;
+
+	if (ret > 0)
+		return;
+
+error:
+	if (buf)
+		g_free(buf);
+
+	if (cbd)
+		g_free(cbd);
+
+	CALLBACK_WITH_FAILURE(cb, NULL, 0, data);
+}
+
+static void mbm_stkr_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+	struct cb_data *cbd = user_data;
+	ofono_stk_generic_cb_t cb = cbd->cb;
+	struct ofono_error error;
+
+	decode_at_error(&error, g_at_result_final_response(result));
+
+	if (ok)
+		cb(&error, cbd->data);
+	else
+		CALLBACK_WITH_FAILURE(cb, cbd->data);
+}
+
+static void mbm_stk_terminal_response(struct ofono_stk *stk, int length,
+				const unsigned char *command,
+				ofono_stk_generic_cb_t cb, void *data)
+{
+	struct stk_data *sd = ofono_stk_get_data(stk);
+	struct cb_data *cbd = cb_data_new(cb, data);
+	char *buf = g_try_new(char, 64 + length * 2);
+	int len, ret;
+
+	if (!cbd || !buf)
+		goto error;
+
+	len = sprintf(buf, "AT*STKR=\"");
+	for (; length; length--)
+		len += sprintf(buf + len, "%02hhX", *command++);
+	len += sprintf(buf + len, "\"");
+
+	ret = g_at_chat_send(sd->chat, buf, none_prefix,
+			mbm_stkr_cb, cbd, g_free);
+
+	g_free(buf);
+	buf = NULL;
+
+	if (ret > 0)
+		return;
+
+error:
+	if (buf)
+		g_free(buf);
+
+	if (cbd)
+		g_free(cbd);
+
+	CALLBACK_WITH_FAILURE(cb, data);
+}
+
+static void stki_notify(GAtResult *result, gpointer user_data)
+{
+	struct ofono_stk *stk = user_data;
+	GAtResultIter iter;
+	const guint8 *pdu;
+	gint len;
+
+	g_at_result_iter_init(&iter, result);
+
+	if (!g_at_result_iter_next(&iter, "*STKI:"))
+		return;
+
+	if (!g_at_result_iter_next_hexstring(&iter, &pdu, &len))
+		return;
+
+	ofono_stk_proactive_command_notify(stk, len, pdu);
+}
+
+static void stkn_notify(GAtResult *result, gpointer user_data)
+{
+	/* Proactive command has been handled by the modem.  Should
+	 * the core be notified?  For now we just ignore it because
+	 * we must not respond to the command.
+	 */
+}
+
+static void stkend_notify(GAtResult *result, gpointer user_data)
+{
+}
+
+static void mbm_stkc_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+}
+
+static gboolean mbm_stk_register(gpointer user)
+{
+	struct ofono_stk *stk = user;
+	struct stk_data *sd = ofono_stk_get_data(stk);
+
+	g_at_chat_register(sd->chat, "*STKI:", stki_notify, FALSE, stk, NULL);
+	g_at_chat_register(sd->chat, "*STKN:", stkn_notify, FALSE, stk, NULL);
+	g_at_chat_register(sd->chat, "*STKEND",
+			stkend_notify, FALSE, stk, NULL);
+
+	/* Perform PROFILE DOWNLOAD and enable *STKI / *STKN */
+	g_at_chat_send(sd->chat, "AT*STKC=1,\"19E1FFFF0000FF7FFF03FEFF\"",
+			none_prefix, mbm_stkc_cb, stk, NULL);
+
+	ofono_stk_register(stk);
+
+	return FALSE;
+}
+
+static int mbm_stk_probe(struct ofono_stk *stk,
+		unsigned int vendor, void *data)
+{
+	GAtChat *chat = data;
+	struct stk_data *sd;
+
+	sd = g_new0(struct stk_data, 1);
+	sd->chat = chat;
+
+	ofono_stk_set_data(stk, sd);
+	g_idle_add(mbm_stk_register, stk);
+
+	return 0;
+}
+
+static void mbm_stk_remove(struct ofono_stk *stk)
+{
+	struct stk_data *sd = ofono_stk_get_data(stk);
+
+	ofono_stk_set_data(stk, NULL);
+
+	g_free(sd);
+}
+
+static struct ofono_stk_driver driver = {
+	.name			= "mbmmodem",
+	.probe			= mbm_stk_probe,
+	.remove			= mbm_stk_remove,
+	.envelope		= mbm_stk_envelope,
+	.terminal_response	= mbm_stk_terminal_response,
+};
+
+void mbm_stk_init()
+{
+	ofono_stk_driver_register(&driver);
+}
+
+void mbm_stk_exit()
+{
+	ofono_stk_driver_unregister(&driver);
+}