| /* |
| * hidl interface for wpa_supplicant daemon |
| * Copyright (c) 2004-2018, Jouni Malinen <j@w1.fi> |
| * Copyright (c) 2004-2018, Roshan Pius <rpius@google.com> |
| * |
| * This software may be distributed under the terms of the BSD license. |
| * See README for more details. |
| */ |
| |
| #include <hwbinder/IPCThreadState.h> |
| #include <hidl/HidlTransportSupport.h> |
| |
| #include "hostapd.h" |
| |
| extern "C" |
| { |
| #include "hidl.h" |
| #include "utils/common.h" |
| #include "utils/eloop.h" |
| #include "utils/includes.h" |
| } |
| |
| using android::hardware::configureRpcThreadpool; |
| using android::hardware::IPCThreadState; |
| using android::hardware::wifi::hostapd::V1_3::IHostapd; |
| using android::hardware::wifi::hostapd::V1_3::implementation::Hostapd; |
| |
| // This file is a bridge between the hostapd code written in 'C' and the HIDL |
| // interface in C++. So, using "C" style static globals here! |
| static int hidl_fd = -1; |
| static android::sp<IHostapd> service; |
| |
| void hostapd_hidl_sock_handler( |
| int /* sock */, void * /* eloop_ctx */, void * /* sock_ctx */) |
| { |
| IPCThreadState::self()->handlePolledCommands(); |
| } |
| |
| int hostapd_hidl_init(struct hapd_interfaces *interfaces) |
| { |
| wpa_printf(MSG_DEBUG, "Initing hidl control"); |
| |
| IPCThreadState::self()->setupPolling(&hidl_fd); |
| if (hidl_fd < 0) |
| goto err; |
| |
| wpa_printf(MSG_INFO, "Processing hidl events on FD %d", hidl_fd); |
| // Look for read events from the hidl socket in the eloop. |
| if (eloop_register_read_sock( |
| hidl_fd, hostapd_hidl_sock_handler, interfaces, NULL) < 0) |
| goto err; |
| service = new Hostapd(interfaces); |
| if (!service) |
| goto err; |
| if (service->registerAsService() != android::NO_ERROR) |
| goto err; |
| return 0; |
| err: |
| hostapd_hidl_deinit(interfaces); |
| return -1; |
| } |
| |
| void hostapd_hidl_deinit(struct hapd_interfaces *interfaces) |
| { |
| wpa_printf(MSG_INFO, "Deiniting hidl control"); |
| // Before hidl init, make sure call terminate to clear callback_ |
| service->terminate(); |
| eloop_unregister_read_sock(hidl_fd); |
| IPCThreadState::shutdown(); |
| hidl_fd = -1; |
| service.clear(); |
| } |