2 * binder interface for wpa_supplicant daemon
3 * Copyright (c) 2004-2016, Jouni Malinen <j@w1.fi>
4 * Copyright (c) 2004-2016, Roshan Pius <rpius@google.com>
6 * This software may be distributed under the terms of the BSD license.
7 * See README for more details.
10 #include <binder/IPCThreadState.h>
11 #include <binder/ProcessState.h>
12 #include <binder/IServiceManager.h>
14 #include "binder_manager.h"
17 #include "utils/includes.h"
18 #include "utils/common.h"
19 #include "utils/eloop.h"
24 void wpas_binder_sock_handler(int sock, void *eloop_ctx, void *sock_ctx)
26 struct wpa_global *global = (wpa_global *) eloop_ctx;
27 struct wpas_binder_priv *priv = (wpas_binder_priv *) sock_ctx;
29 wpa_printf(MSG_DEBUG, "Processing binder events on FD %d",
31 android::IPCThreadState::self()->handlePolledCommands();
35 struct wpas_binder_priv * wpas_binder_init(struct wpa_global *global)
37 struct wpas_binder_priv *priv;
38 wpa_supplicant_binder::BinderManager *binder_manager;
40 priv = (wpas_binder_priv *) os_zalloc(sizeof(*priv));
43 priv->global = global;
45 android::ProcessState::self()->setThreadPoolMaxThreadCount(0);
46 android::IPCThreadState::self()->disableBackgroundScheduling(true);
47 android::IPCThreadState::self()->setupPolling(&priv->binder_fd);
48 wpa_printf(MSG_INFO, "Process binder events on FD %d", priv->binder_fd);
49 if (priv->binder_fd < 0)
51 /* Look for read events from the binder socket in the eloop. */
52 if (eloop_register_read_sock(priv->binder_fd, wpas_binder_sock_handler,
56 binder_manager = wpa_supplicant_binder::BinderManager::getInstance();
59 binder_manager->registerBinderService(global);
60 /* We may not need to store this binder manager reference in the
61 * global data strucure because we've made it a singleton class. */
62 priv->binder_manager = (void *) binder_manager;
67 wpas_binder_deinit(priv);
72 void wpas_binder_deinit(struct wpas_binder_priv *priv)
77 wpa_supplicant_binder::BinderManager::destroyInstance();
78 eloop_unregister_read_sock(priv->binder_fd);
79 android::IPCThreadState::shutdown();
83 int wpas_binder_register_interface(struct wpa_supplicant *wpa_s)
85 if (!wpa_s->global->binder)
88 wpa_supplicant_binder::BinderManager *binder_manager =
89 wpa_supplicant_binder::BinderManager::getInstance();
93 return binder_manager->registerInterface(wpa_s);
97 int wpas_binder_unregister_interface(struct wpa_supplicant *wpa_s)
99 if (!wpa_s->global->binder)
102 wpa_supplicant_binder::BinderManager *binder_manager =
103 wpa_supplicant_binder::BinderManager::getInstance();
107 return binder_manager->unregisterInterface(wpa_s);