| /* |
| * |
| * oFono - Open Source Telephony |
| * |
| * Copyright (C) 2008-2011 Intel Corporation. All rights reserved. |
| * Copyright (C) 2010 ProFUSION embedded systems |
| * Copyright (C) 2011 BMW Car IT GmbH. 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 |
| #include <string.h> |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <errno.h> |
| #include <unistd.h> |
| #include <glib.h> |
| #include <gatchat.h> |
| #include <gattty.h> |
| #include <gdbus.h> |
| #include <ofono.h> |
| |
| #define OFONO_API_SUBJECT_TO_CHANGE |
| #include <ofono/plugin.h> |
| #include <ofono/log.h> |
| #include <ofono/modem.h> |
| #include <ofono/devinfo.h> |
| #include <ofono/netreg.h> |
| #include <ofono/voicecall.h> |
| #include <ofono/call-volume.h> |
| #include <ofono/handsfree.h> |
| #include <ofono/siri.h> |
| |
| #include <drivers/hfpmodem/slc.h> |
| |
| #include "bluez4.h" |
| |
| #define BLUEZ_GATEWAY_INTERFACE BLUEZ_SERVICE ".HandsfreeGateway" |
| |
| #define HFP_AGENT_INTERFACE "org.bluez.HandsfreeAgent" |
| #define HFP_AGENT_ERROR_INTERFACE "org.bluez.Error" |
| |
| #ifndef DBUS_TYPE_UNIX_FD |
| #define DBUS_TYPE_UNIX_FD -1 |
| #endif |
| |
| static DBusConnection *connection; |
| static GHashTable *modem_hash = NULL; |
| |
| struct hfp_data { |
| struct hfp_slc_info info; |
| char *handsfree_path; |
| char *handsfree_address; |
| DBusMessage *slc_msg; |
| gboolean agent_registered; |
| DBusPendingCall *call; |
| }; |
| |
| static void hfp_debug(const char *str, void *user_data) |
| { |
| const char *prefix = user_data; |
| |
| ofono_info("%s%s", prefix, str); |
| } |
| |
| static void slc_established(gpointer userdata) |
| { |
| struct ofono_modem *modem = userdata; |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| DBusMessage *msg; |
| |
| ofono_modem_set_powered(modem, TRUE); |
| |
| msg = dbus_message_new_method_return(data->slc_msg); |
| g_dbus_send_message(connection, msg); |
| dbus_message_unref(data->slc_msg); |
| data->slc_msg = NULL; |
| |
| ofono_info("Service level connection established"); |
| } |
| |
| static void slc_failed(gpointer userdata) |
| { |
| struct ofono_modem *modem = userdata; |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| DBusMessage *msg; |
| |
| msg = g_dbus_create_error(data->slc_msg, HFP_AGENT_ERROR_INTERFACE |
| ".Failed", |
| "HFP Handshake failed"); |
| g_dbus_send_message(connection, msg); |
| dbus_message_unref(data->slc_msg); |
| data->slc_msg = NULL; |
| |
| ofono_error("Service level connection failed"); |
| ofono_modem_set_powered(modem, FALSE); |
| |
| g_at_chat_unref(data->info.chat); |
| data->info.chat = NULL; |
| } |
| |
| static void hfp_disconnected_cb(gpointer user_data) |
| { |
| struct ofono_modem *modem = user_data; |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| |
| ofono_modem_set_powered(modem, FALSE); |
| |
| g_at_chat_unref(data->info.chat); |
| data->info.chat = NULL; |
| } |
| |
| /* either oFono or Phone could request SLC connection */ |
| static int service_level_connection(struct ofono_modem *modem, int fd) |
| { |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| GIOChannel *io; |
| GAtSyntax *syntax; |
| GAtChat *chat; |
| |
| io = g_io_channel_unix_new(fd); |
| if (io == NULL) { |
| ofono_error("Service level connection failed: %s (%d)", |
| strerror(errno), errno); |
| return -EIO; |
| } |
| |
| syntax = g_at_syntax_new_gsm_permissive(); |
| chat = g_at_chat_new(io, syntax); |
| g_at_syntax_unref(syntax); |
| g_io_channel_unref(io); |
| |
| if (chat == NULL) |
| return -ENOMEM; |
| |
| g_at_chat_set_disconnect_function(chat, hfp_disconnected_cb, modem); |
| |
| if (getenv("OFONO_AT_DEBUG")) |
| g_at_chat_set_debug(chat, hfp_debug, ""); |
| |
| data->info.chat = chat; |
| hfp_slc_establish(&data->info, slc_established, slc_failed, modem); |
| |
| return -EINPROGRESS; |
| } |
| |
| static DBusMessage *hfp_agent_new_connection(DBusConnection *conn, |
| DBusMessage *msg, void *data) |
| { |
| int fd, err; |
| struct ofono_modem *modem = data; |
| struct hfp_data *hfp_data = ofono_modem_get_data(modem); |
| guint16 version; |
| |
| if (!dbus_message_get_args(msg, NULL, DBUS_TYPE_UNIX_FD, &fd, |
| DBUS_TYPE_UINT16, &version, DBUS_TYPE_INVALID)) |
| return __ofono_error_invalid_args(msg); |
| |
| hfp_slc_info_init(&hfp_data->info, version); |
| |
| err = service_level_connection(modem, fd); |
| if (err < 0 && err != -EINPROGRESS) |
| return __ofono_error_failed(msg); |
| |
| hfp_data->slc_msg = msg; |
| dbus_message_ref(msg); |
| |
| return NULL; |
| } |
| |
| static DBusMessage *hfp_agent_release(DBusConnection *conn, |
| DBusMessage *msg, void *data) |
| { |
| struct ofono_modem *modem = data; |
| struct hfp_data *hfp_data = ofono_modem_get_data(modem); |
| const char *obj_path = ofono_modem_get_path(modem); |
| |
| g_dbus_unregister_interface(connection, obj_path, HFP_AGENT_INTERFACE); |
| hfp_data->agent_registered = FALSE; |
| |
| g_hash_table_remove(modem_hash, hfp_data->handsfree_path); |
| ofono_modem_remove(modem); |
| |
| return dbus_message_new_method_return(msg); |
| } |
| |
| static const GDBusMethodTable agent_methods[] = { |
| { GDBUS_ASYNC_METHOD("NewConnection", |
| GDBUS_ARGS({ "fd", "h" }, { "version", "q" }), |
| NULL, hfp_agent_new_connection) }, |
| { GDBUS_METHOD("Release", NULL, NULL, hfp_agent_release) }, |
| { } |
| }; |
| |
| static int hfp_hf_probe(const char *device, const char *dev_addr, |
| const char *adapter_addr, const char *alias) |
| { |
| struct ofono_modem *modem; |
| struct hfp_data *data; |
| char buf[256]; |
| |
| /* We already have this device in our hash, ignore */ |
| if (g_hash_table_lookup(modem_hash, device) != NULL) |
| return -EALREADY; |
| |
| ofono_info("Using device: %s, devaddr: %s, adapter: %s", |
| device, dev_addr, adapter_addr); |
| |
| strcpy(buf, "hfp/"); |
| bluetooth_create_path(dev_addr, adapter_addr, buf + 4, sizeof(buf) - 4); |
| |
| modem = ofono_modem_create(buf, "hfp"); |
| if (modem == NULL) |
| return -ENOMEM; |
| |
| data = g_try_new0(struct hfp_data, 1); |
| if (data == NULL) |
| goto free; |
| |
| data->handsfree_path = g_strdup(device); |
| if (data->handsfree_path == NULL) |
| goto free; |
| |
| data->handsfree_address = g_strdup(dev_addr); |
| if (data->handsfree_address == NULL) |
| goto free; |
| |
| ofono_modem_set_data(modem, data); |
| ofono_modem_set_name(modem, alias); |
| ofono_modem_register(modem); |
| |
| g_hash_table_insert(modem_hash, g_strdup(device), modem); |
| |
| return 0; |
| |
| free: |
| if (data != NULL) |
| g_free(data->handsfree_path); |
| |
| g_free(data); |
| ofono_modem_remove(modem); |
| |
| return -ENOMEM; |
| } |
| |
| static gboolean hfp_remove_modem(gpointer key, gpointer value, |
| gpointer user_data) |
| { |
| struct ofono_modem *modem = value; |
| const char *device = key; |
| const char *prefix = user_data; |
| |
| if (prefix && g_str_has_prefix(device, prefix) == FALSE) |
| return FALSE; |
| |
| ofono_modem_remove(modem); |
| |
| return TRUE; |
| } |
| |
| static void hfp_hf_remove(const char *prefix) |
| { |
| DBG("%s", prefix); |
| |
| if (modem_hash == NULL) |
| return; |
| |
| g_hash_table_foreach_remove(modem_hash, hfp_remove_modem, |
| (gpointer) prefix); |
| } |
| |
| static void hfp_hf_set_alias(const char *device, const char *alias) |
| { |
| struct ofono_modem *modem; |
| |
| if (device == NULL || alias == NULL) |
| return; |
| |
| modem = g_hash_table_lookup(modem_hash, device); |
| if (modem == NULL) |
| return; |
| |
| ofono_modem_set_name(modem, alias); |
| } |
| |
| static int hfp_register_ofono_handsfree(struct ofono_modem *modem) |
| { |
| const char *obj_path = ofono_modem_get_path(modem); |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| DBusMessage *msg; |
| |
| DBG("Registering oFono Agent to bluetooth daemon"); |
| |
| msg = dbus_message_new_method_call(BLUEZ_SERVICE, data->handsfree_path, |
| BLUEZ_GATEWAY_INTERFACE, "RegisterAgent"); |
| if (msg == NULL) |
| return -ENOMEM; |
| |
| dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH, &obj_path, |
| DBUS_TYPE_INVALID); |
| |
| g_dbus_send_message(connection, msg); |
| return 0; |
| } |
| |
| static int hfp_unregister_ofono_handsfree(struct ofono_modem *modem) |
| { |
| const char *obj_path = ofono_modem_get_path(modem); |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| DBusMessage *msg; |
| |
| DBG("Unregistering oFono Agent from bluetooth daemon"); |
| |
| msg = dbus_message_new_method_call(BLUEZ_SERVICE, data->handsfree_path, |
| BLUEZ_GATEWAY_INTERFACE, "UnregisterAgent"); |
| if (msg == NULL) |
| return -ENOMEM; |
| |
| dbus_message_append_args(msg, DBUS_TYPE_OBJECT_PATH, &obj_path, |
| DBUS_TYPE_INVALID); |
| |
| g_dbus_send_message(connection, msg); |
| return 0; |
| } |
| |
| static int hfp_probe(struct ofono_modem *modem) |
| { |
| const char *obj_path = ofono_modem_get_path(modem); |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| |
| if (data == NULL) |
| return -EINVAL; |
| |
| g_dbus_register_interface(connection, obj_path, HFP_AGENT_INTERFACE, |
| agent_methods, NULL, NULL, modem, NULL); |
| |
| data->agent_registered = TRUE; |
| |
| if (hfp_register_ofono_handsfree(modem) != 0) |
| return -EINVAL; |
| |
| return 0; |
| } |
| |
| static void hfp_remove(struct ofono_modem *modem) |
| { |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| const char *obj_path = ofono_modem_get_path(modem); |
| |
| if (data->call != NULL) |
| dbus_pending_call_cancel(data->call); |
| |
| if (g_dbus_unregister_interface(connection, obj_path, |
| HFP_AGENT_INTERFACE)) |
| hfp_unregister_ofono_handsfree(modem); |
| |
| g_free(data->handsfree_address); |
| g_free(data->handsfree_path); |
| g_free(data); |
| |
| ofono_modem_set_data(modem, NULL); |
| } |
| |
| static void hfp_connect_reply(DBusPendingCall *call, gpointer user_data) |
| { |
| struct ofono_modem *modem = user_data; |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| DBusError derr; |
| DBusMessage *reply, *msg; |
| |
| reply = dbus_pending_call_steal_reply(call); |
| |
| if (ofono_modem_get_powered(modem)) |
| goto done; |
| |
| dbus_error_init(&derr); |
| if (!dbus_set_error_from_message(&derr, reply)) |
| goto done; |
| |
| DBG("Connect reply: %s", derr.message); |
| |
| if (dbus_error_has_name(&derr, DBUS_ERROR_NO_REPLY)) { |
| msg = dbus_message_new_method_call(BLUEZ_SERVICE, |
| data->handsfree_path, |
| BLUEZ_GATEWAY_INTERFACE, "Disconnect"); |
| if (msg == NULL) |
| ofono_error("Disconnect failed"); |
| else |
| g_dbus_send_message(connection, msg); |
| } |
| |
| ofono_modem_set_powered(modem, FALSE); |
| |
| dbus_error_free(&derr); |
| |
| done: |
| dbus_message_unref(reply); |
| data->call = NULL; |
| } |
| |
| /* power up hardware */ |
| static int hfp_enable(struct ofono_modem *modem) |
| { |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| int status; |
| |
| DBG("%p", modem); |
| |
| status = bluetooth_send_with_reply(data->handsfree_path, |
| BLUEZ_GATEWAY_INTERFACE, "Connect", |
| &data->call, hfp_connect_reply, |
| modem, NULL, |
| DBUS_TIMEOUT, DBUS_TYPE_INVALID); |
| |
| if (status < 0) |
| return -EINVAL; |
| |
| return -EINPROGRESS; |
| } |
| |
| static void hfp_power_down(DBusPendingCall *call, gpointer user_data) |
| { |
| struct ofono_modem *modem = user_data; |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| DBusMessage *reply; |
| DBusError derr; |
| |
| reply = dbus_pending_call_steal_reply(call); |
| |
| dbus_error_init(&derr); |
| if (dbus_set_error_from_message(&derr, reply)) { |
| DBG("Disconnect reply: %s", derr.message); |
| dbus_error_free(&derr); |
| goto done; |
| } |
| |
| ofono_modem_set_powered(modem, FALSE); |
| |
| done: |
| dbus_message_unref(reply); |
| data->call = NULL; |
| } |
| |
| static int hfp_disable(struct ofono_modem *modem) |
| { |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| int status; |
| |
| DBG("%p", modem); |
| |
| g_at_chat_unref(data->info.chat); |
| data->info.chat = NULL; |
| |
| if (data->agent_registered) { |
| status = bluetooth_send_with_reply(data->handsfree_path, |
| BLUEZ_GATEWAY_INTERFACE, "Disconnect", |
| &data->call, hfp_power_down, |
| modem, NULL, |
| DBUS_TIMEOUT, DBUS_TYPE_INVALID); |
| |
| if (status < 0) |
| return -EINVAL; |
| } |
| |
| return -EINPROGRESS; |
| } |
| |
| static void hfp_pre_sim(struct ofono_modem *modem) |
| { |
| struct hfp_data *data = ofono_modem_get_data(modem); |
| |
| DBG("%p", modem); |
| |
| ofono_devinfo_create(modem, 0, "hfpmodem", data->handsfree_address); |
| ofono_voicecall_create(modem, 0, "hfpmodem", &data->info); |
| ofono_netreg_create(modem, 0, "hfpmodem", &data->info); |
| ofono_call_volume_create(modem, 0, "hfpmodem", &data->info); |
| ofono_handsfree_create(modem, 0, "hfpmodem", &data->info); |
| ofono_siri_create(modem, 0, "hfpmodem", &data->info); |
| } |
| |
| static void hfp_post_sim(struct ofono_modem *modem) |
| { |
| DBG("%p", modem); |
| } |
| |
| static struct ofono_modem_driver hfp_driver = { |
| .name = "hfp", |
| .modem_type = OFONO_MODEM_TYPE_HFP, |
| .probe = hfp_probe, |
| .remove = hfp_remove, |
| .enable = hfp_enable, |
| .disable = hfp_disable, |
| .pre_sim = hfp_pre_sim, |
| .post_sim = hfp_post_sim, |
| }; |
| |
| static struct bluetooth_profile hfp_hf = { |
| .name = "hfp_hf", |
| .probe = hfp_hf_probe, |
| .remove = hfp_hf_remove, |
| .set_alias = hfp_hf_set_alias, |
| }; |
| |
| static int hfp_init(void) |
| { |
| int err; |
| |
| if (DBUS_TYPE_UNIX_FD < 0) |
| return -EBADF; |
| |
| connection = ofono_dbus_get_connection(); |
| |
| err = ofono_modem_driver_register(&hfp_driver); |
| if (err < 0) |
| return err; |
| |
| err = bluetooth_register_uuid(HFP_AG_UUID, &hfp_hf); |
| if (err < 0) { |
| ofono_modem_driver_unregister(&hfp_driver); |
| return err; |
| } |
| |
| modem_hash = g_hash_table_new_full(g_str_hash, g_str_equal, |
| g_free, NULL); |
| |
| return 0; |
| } |
| |
| static void hfp_exit(void) |
| { |
| bluetooth_unregister_uuid(HFP_AG_UUID); |
| ofono_modem_driver_unregister(&hfp_driver); |
| |
| g_hash_table_destroy(modem_hash); |
| } |
| |
| OFONO_PLUGIN_DEFINE(hfp_bluez4, "Hands-Free Profile Plugins", VERSION, |
| OFONO_PLUGIN_PRIORITY_DEFAULT, hfp_init, hfp_exit) |