From 537d14b68d34b84105c4ae9199b94fa9300c2528 Mon Sep 17 00:00:00 2001 From: Andrei Emeltchenko Date: Fri, 18 Oct 2013 12:47:58 +0200 Subject: [PATCH] android: Add HID Host skeleton Add skeleton for hidhost Android HAL. This is modified version from Frederic Danis earlier patch set. --- Makefile.android | 5 +- android/Android.mk | 1 + android/hal-bluetooth.c | 4 + android/hal-hidhost.c | 207 ++++++++++++++++++++++++++++++++++++++++ android/hal.h | 4 + 5 files changed, 220 insertions(+), 1 deletion(-) create mode 100644 android/hal-hidhost.c diff --git a/Makefile.android b/Makefile.android index a9f0d11fb..33a8a0e7f 100644 --- a/Makefile.android +++ b/Makefile.android @@ -16,6 +16,7 @@ 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/hardware/bluetooth.h \ android/hardware/bt_av.h \ android/hardware/bt_gatt.h \ @@ -53,7 +54,9 @@ EXTRA_DIST += android/Android.mk android/log.c android/device.c \ android/adapter.c android/main.c android/hal-msg.h \ android/hal.h -EXTRA_DIST += android/hal-sock.c android/hal-bluetooth.c +EXTRA_DIST += android/hal-bluetooth.c \ + android/hal-sock.c \ + android/hal-hidhost.c EXTRA_DIST += android/client/terminal.c \ android/client/haltest.c \ diff --git a/android/Android.mk b/android/Android.mk index 53e328b5f..2ba73a511 100644 --- a/android/Android.mk +++ b/android/Android.mk @@ -53,6 +53,7 @@ include $(CLEAR_VARS) LOCAL_SRC_FILES := \ hal-bluetooth.c \ hal-sock.c \ + hal-hidhost.c \ LOCAL_SHARED_LIBRARIES := \ libcutils \ diff --git a/android/hal-bluetooth.c b/android/hal-bluetooth.c index b909bf960..9e5a84b41 100644 --- a/android/hal-bluetooth.c +++ b/android/hal-bluetooth.c @@ -22,6 +22,7 @@ #include #include +#include #include @@ -284,6 +285,9 @@ static const void *get_profile_interface(const char *profile_id) if (!strcmp(profile_id, BT_PROFILE_SOCKETS_ID)) return bt_get_sock_interface(); + if (!strcmp(profile_id, BT_PROFILE_HIDHOST_ID)) + return bt_get_hidhost_interface(); + return NULL; } diff --git a/android/hal-hidhost.c b/android/hal-hidhost.c new file mode 100644 index 000000000..7436864c2 --- /dev/null +++ b/android/hal-hidhost.c @@ -0,0 +1,207 @@ +/* + * 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 +#include + +#include +#include + +#define LOG_TAG "BlueZ" +#include + +#include "hal.h" + +bthh_callbacks_t *bt_hh_cbacks; + +static bool interface_ready(void) +{ + return bt_hh_cbacks != NULL; +} + +static bt_status_t bt_hidhost_connect(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_hidhost_disconnect(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_hidhost_virtual_unplug(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_hidhost_set_info(bt_bdaddr_t *bd_addr, + bthh_hid_info_t hid_info) +{ + 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_hidhost_get_protocol(bt_bdaddr_t *bd_addr, + bthh_protocol_mode_t protocolMode) +{ + 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_hidhost_set_protocol(bt_bdaddr_t *bd_addr, + bthh_protocol_mode_t protocolMode) +{ + 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_hidhost_get_report(bt_bdaddr_t *bd_addr, + bthh_report_type_t reportType, + uint8_t reportId, + int bufferSize) +{ + 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_hidhost_set_report(bt_bdaddr_t *bd_addr, + bthh_report_type_t reportType, + char *report) +{ + ALOGD(__func__); + + if (!interface_ready()) + return BT_STATUS_NOT_READY; + + if (!bd_addr || !report) + return BT_STATUS_PARM_INVALID; + + return BT_STATUS_UNSUPPORTED; +} + +static bt_status_t bt_hidhost_send_data(bt_bdaddr_t *bd_addr, char *data) +{ + ALOGD(__func__); + + if (!interface_ready()) + return BT_STATUS_NOT_READY; + + if (!bd_addr || !data) + return BT_STATUS_PARM_INVALID; + + return BT_STATUS_UNSUPPORTED; +} + +static bt_status_t bt_hidhost_init(bthh_callbacks_t *callbacks) +{ + ALOGI(__func__); + + /* store reference to user callbacks */ + bt_hh_cbacks = callbacks; + + /* TODO: start HID Host thread */ + + /* TODO: enable service */ + + return BT_STATUS_SUCCESS; +} + +static void bt_hidhost_cleanup(void) +{ + ALOGD(__func__); + + if (!interface_ready()) + return; + + /* TODO: disable service */ + + /* TODO: stop HID Host thread */ + + bt_hh_cbacks = NULL; +} + +static bthh_interface_t bt_hidhost_if = { + .size = sizeof(bt_hidhost_if), + .init = bt_hidhost_init, + .connect = bt_hidhost_connect, + .disconnect = bt_hidhost_disconnect, + .virtual_unplug = bt_hidhost_virtual_unplug, + .set_info = bt_hidhost_set_info, + .get_protocol = bt_hidhost_get_protocol, + .set_protocol = bt_hidhost_set_protocol, + .get_report = bt_hidhost_get_report, + .set_report = bt_hidhost_set_report, + .send_data = bt_hidhost_send_data, + .cleanup = bt_hidhost_cleanup +}; + +bthh_interface_t *bt_get_hidhost_interface(void) +{ + return &bt_hidhost_if; +} diff --git a/android/hal.h b/android/hal.h index 40fbf0332..68f75b769 100644 --- a/android/hal.h +++ b/android/hal.h @@ -15,4 +15,8 @@ * */ +#include +#include + btsock_interface_t *bt_get_sock_interface(void); +bthh_interface_t *bt_get_hidhost_interface(void); -- 2.47.3