diff options
author | Adrian Bunk <adrian.bunk@movial.com> | 2011-06-03 09:17:04 +0000 |
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committer | Adrian Bunk <adrian.bunk@movial.com> | 2011-06-03 09:17:04 +0000 |
commit | 799757ccf1d03c33c75bc597cd5ef77741dcb6a7 (patch) | |
tree | a8c3be85c730de28b012586591b76301033d3d21 /plugins/echo.c |
Imported upstream 4.91upstream-4.91upstreampackaging
Diffstat (limited to 'plugins/echo.c')
-rw-r--r-- | plugins/echo.c | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/plugins/echo.c b/plugins/echo.c new file mode 100644 index 0000000..23f6e49 --- /dev/null +++ b/plugins/echo.c @@ -0,0 +1,167 @@ +/* + * + * 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) |