From 631304f92b09ec2631648a4a9dac39087f3f3293 Mon Sep 17 00:00:00 2001
From: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Date: Thu, 17 Oct 2013 11:26:46 +0300
Subject: [PATCH] android: Add PAN skeleton

Add skeleton for pan Android HAL. This is modified version
from Frederic Danis earlier patch set.
---
 Makefile.android        |   4 +-
 android/Android.mk      |   1 +
 android/hal-bluetooth.c |   4 ++
 android/hal-pan.c       | 123 ++++++++++++++++++++++++++++++++++++++++
 android/hal.h           |   2 +
 5 files changed, 133 insertions(+), 1 deletion(-)
 create mode 100644 android/hal-pan.c

diff --git a/Makefile.android b/Makefile.android
index 33a8a0e7f..56caf78db 100644
--- a/Makefile.android
+++ b/Makefile.android
@@ -17,6 +17,7 @@ noinst_LTLIBRARIES += android/libhal-internal.la
 android_libhal_internal_la_SOURCES = android/hal.h android/hal-bluetooth.c \
 					android/hal-sock.c \
 					android/hal-hidhost.c \
+					android/hal-pan.c \
 					android/hardware/bluetooth.h \
 					android/hardware/bt_av.h \
 					android/hardware/bt_gatt.h \
@@ -56,7 +57,8 @@ EXTRA_DIST += android/Android.mk android/log.c android/device.c \
 
 EXTRA_DIST += android/hal-bluetooth.c \
 		android/hal-sock.c \
-		android/hal-hidhost.c
+		android/hal-hidhost.c \
+		android/hal-pan.c
 
 EXTRA_DIST += android/client/terminal.c \
 		android/client/haltest.c \
diff --git a/android/Android.mk b/android/Android.mk
index 2ba73a511..5858c3d2e 100644
--- a/android/Android.mk
+++ b/android/Android.mk
@@ -54,6 +54,7 @@ LOCAL_SRC_FILES := \
 	hal-bluetooth.c \
 	hal-sock.c \
 	hal-hidhost.c \
+	hal-pan.c \
 
 LOCAL_SHARED_LIBRARIES := \
 	libcutils \
diff --git a/android/hal-bluetooth.c b/android/hal-bluetooth.c
index 9e5a84b41..2c6c2eb2e 100644
--- a/android/hal-bluetooth.c
+++ b/android/hal-bluetooth.c
@@ -23,6 +23,7 @@
 #include <hardware/bluetooth.h>
 #include <hardware/bt_sock.h>
 #include <hardware/bt_hh.h>
+#include <hardware/bt_pan.h>
 
 #include <cutils/properties.h>
 
@@ -288,6 +289,9 @@ static const void *get_profile_interface(const char *profile_id)
 	if (!strcmp(profile_id, BT_PROFILE_HIDHOST_ID))
 		return bt_get_hidhost_interface();
 
+	if (!strcmp(profile_id, BT_PROFILE_PAN_ID))
+		return bt_get_pan_interface();
+
 	return NULL;
 }
 
diff --git a/android/hal-pan.c b/android/hal-pan.c
new file mode 100644
index 000000000..f63e83df9
--- /dev/null
+++ b/android/hal-pan.c
@@ -0,0 +1,123 @@
+/*
+ * Copyright (C) 2013 Intel Corporation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <stdbool.h>
+#include <stddef.h>
+
+#include <hardware/bluetooth.h>
+#include <hardware/bt_pan.h>
+
+#define LOG_TAG "BlueZ"
+#include <cutils/log.h>
+
+#include "hal.h"
+
+const btpan_callbacks_t *bt_pan_cbacks = NULL;
+
+static bool interface_ready(void)
+{
+	return bt_pan_cbacks != NULL;
+}
+
+static bt_status_t bt_pan_enable(int local_role)
+{
+	ALOGD(__func__);
+
+	if (!interface_ready())
+		return BT_STATUS_NOT_READY;
+
+	return BT_STATUS_UNSUPPORTED;
+}
+
+static int bt_pan_get_local_role(void)
+{
+	ALOGD(__func__);
+
+	if (!interface_ready())
+		return BTPAN_ROLE_NONE;
+
+	return BTPAN_ROLE_NONE;
+}
+
+static bt_status_t bt_pan_connect(const bt_bdaddr_t *bd_addr, int local_role,
+					int remote_role)
+{
+	ALOGD(__func__);
+
+	if (!interface_ready())
+		return BT_STATUS_NOT_READY;
+
+	if (!bd_addr)
+		return BT_STATUS_PARM_INVALID;
+
+	return BT_STATUS_UNSUPPORTED;
+}
+
+static bt_status_t bt_pan_disconnect(const bt_bdaddr_t *bd_addr)
+{
+	ALOGD(__func__);
+
+	if (!interface_ready())
+		return BT_STATUS_NOT_READY;
+
+	if (!bd_addr)
+		return BT_STATUS_PARM_INVALID;
+
+	return BT_STATUS_UNSUPPORTED;
+}
+
+static bt_status_t bt_pan_init(const btpan_callbacks_t *callbacks)
+{
+	ALOGI(__func__);
+
+	bt_pan_cbacks = callbacks;
+
+	/* TODO: start HID Host thread */
+
+	/* TODO: enable service */
+
+	return BT_STATUS_SUCCESS;
+}
+
+static void bt_pan_cleanup()
+{
+	ALOGD(__func__);
+
+	if (!interface_ready())
+		return;
+
+	/* TODO: disable service */
+
+	/* TODO: stop PAN thread */
+
+	bt_pan_cbacks = NULL;
+}
+
+static btpan_interface_t bt_pan_if = {
+	.size = sizeof(bt_pan_if),
+	.init = bt_pan_init,
+	.enable = bt_pan_enable,
+	.get_local_role = bt_pan_get_local_role,
+	.connect = bt_pan_connect,
+	.disconnect = bt_pan_disconnect,
+	.cleanup = bt_pan_cleanup
+};
+
+btpan_interface_t *bt_get_pan_interface()
+{
+	return &bt_pan_if;
+}
diff --git a/android/hal.h b/android/hal.h
index 68f75b769..a548e4834 100644
--- a/android/hal.h
+++ b/android/hal.h
@@ -17,6 +17,8 @@
 
 #include <hardware/bt_sock.h>
 #include <hardware/bt_hh.h>
+#include <hardware/bt_pan.h>
 
 btsock_interface_t *bt_get_sock_interface(void);
 bthh_interface_t *bt_get_hidhost_interface(void);
+btpan_interface_t *bt_get_pan_interface(void);
-- 
2.47.3