| /* |
| * |
| * BlueZ - Bluetooth protocol stack for Linux |
| * |
| * Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.org> |
| * |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * 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 <errno.h> |
| #include <unistd.h> |
| #include <sys/socket.h> |
| |
| #include <bluetooth/bluetooth.h> |
| #include <bluetooth/rfcomm.h> |
| |
| #include <glib.h> |
| |
| #include <gdbus.h> |
| |
| #include "plugin.h" |
| #include "adapter.h" |
| #include "log.h" |
| |
| static gboolean session_event(GIOChannel *chan, |
| GIOCondition cond, gpointer data) |
| { |
| unsigned char buf[672]; |
| gsize len, written; |
| GIOError err; |
| |
| if (cond & (G_IO_HUP | G_IO_ERR | G_IO_NVAL)) |
| return FALSE; |
| |
| err = g_io_channel_read(chan, (gchar *) buf, sizeof(buf), &len); |
| if (err == G_IO_ERROR_AGAIN) |
| return TRUE; |
| |
| g_io_channel_write(chan, (const gchar *) buf, len, &written); |
| |
| return TRUE; |
| } |
| |
| static gboolean connect_event(GIOChannel *chan, |
| GIOCondition cond, gpointer data) |
| { |
| GIOChannel *io; |
| struct sockaddr_rc addr; |
| socklen_t optlen; |
| char address[18]; |
| int sk, nsk; |
| |
| sk = g_io_channel_unix_get_fd(chan); |
| |
| memset(&addr, 0, sizeof(addr)); |
| optlen = sizeof(addr); |
| |
| nsk = accept(sk, (struct sockaddr *) &addr, &optlen); |
| if (nsk < 0) |
| return TRUE; |
| |
| io = g_io_channel_unix_new(nsk); |
| g_io_channel_set_close_on_unref(io, TRUE); |
| |
| ba2str(&addr.rc_bdaddr, address); |
| |
| g_io_add_watch(io, G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL, |
| session_event, NULL); |
| |
| return TRUE; |
| } |
| |
| static GIOChannel *setup_rfcomm(uint8_t channel) |
| { |
| GIOChannel *io; |
| struct sockaddr_rc addr; |
| int sk; |
| |
| sk = socket(PF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM); |
| if (sk < 0) |
| return NULL; |
| |
| memset(&addr, 0, sizeof(addr)); |
| addr.rc_family = AF_BLUETOOTH; |
| bacpy(&addr.rc_bdaddr, BDADDR_ANY); |
| addr.rc_channel = channel; |
| |
| if (bind(sk, (struct sockaddr *) &addr, sizeof(addr)) < 0) { |
| close(sk); |
| return NULL; |
| } |
| |
| if (listen(sk, 10) < 0) { |
| close(sk); |
| return NULL; |
| } |
| |
| io = g_io_channel_unix_new(sk); |
| g_io_channel_set_close_on_unref(io, TRUE); |
| |
| g_io_add_watch(io, G_IO_IN, connect_event, NULL); |
| |
| return io; |
| } |
| |
| static GIOChannel *chan = NULL; |
| |
| static int echo_probe(struct btd_adapter *adapter) |
| { |
| const char *path = adapter_get_path(adapter); |
| |
| DBG("path %s", path); |
| |
| chan = setup_rfcomm(23); |
| |
| return 0; |
| } |
| |
| static void echo_remove(struct btd_adapter *adapter) |
| { |
| const char *path = adapter_get_path(adapter); |
| |
| DBG("path %s", path); |
| |
| g_io_channel_unref(chan); |
| } |
| |
| static struct btd_adapter_driver echo_server = { |
| .name = "echo-server", |
| .probe = echo_probe, |
| .remove = echo_remove, |
| }; |
| |
| static int echo_init(void) |
| { |
| DBG("Setup echo plugin"); |
| |
| return btd_register_adapter_driver(&echo_server); |
| } |
| |
| static void echo_exit(void) |
| { |
| DBG("Cleanup echo plugin"); |
| |
| btd_unregister_adapter_driver(&echo_server); |
| } |
| |
| BLUETOOTH_PLUGIN_DEFINE(echo, VERSION, |
| BLUETOOTH_PLUGIN_PRIORITY_DEFAULT, echo_init, echo_exit) |