| /* |
| * |
| * BlueZ - Bluetooth protocol stack for Linux |
| * |
| * Copyright (C) 2005-2006 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 <stdio.h> |
| #include <errno.h> |
| #include <unistd.h> |
| #include <stdlib.h> |
| #include <sys/socket.h> |
| |
| #include <bluetooth/bluetooth.h> |
| #include <bluetooth/rfcomm.h> |
| |
| #include <dbus/dbus-glib.h> |
| |
| #define AGENT_PATH "/org/bluez/echo" |
| |
| static DBusGConnection *conn; |
| |
| typedef struct { |
| GObject parent; |
| GIOChannel *server; |
| guint channel; |
| } ServiceAgent; |
| |
| typedef struct { |
| GObjectClass parent; |
| } ServiceAgentClass; |
| |
| static GObjectClass *parent_class; |
| |
| G_DEFINE_TYPE(ServiceAgent, service_agent, G_TYPE_OBJECT) |
| |
| #define SERVICE_AGENT_OBJECT_TYPE (service_agent_get_type()) |
| |
| #define SERVICE_AGENT(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), \ |
| SERVICE_AGENT_OBJECT_TYPE, ServiceAgent)) |
| |
| static void service_agent_finalize(GObject *obj) |
| { |
| parent_class->finalize(obj); |
| } |
| |
| static void service_agent_init(ServiceAgent *obj) |
| { |
| obj->server = NULL; |
| obj->channel = 23; |
| } |
| |
| enum { |
| PROP_0, |
| PROP_CHANNEL |
| }; |
| |
| static void service_agent_set_property(GObject *object, guint prop_id, |
| const GValue *value, GParamSpec *pspec) |
| { |
| switch (prop_id) { |
| case PROP_CHANNEL: |
| SERVICE_AGENT(object)->channel = g_value_get_uint(value); |
| break; |
| default: |
| G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); |
| break; |
| } |
| } |
| |
| static void service_agent_get_property(GObject *object, guint prop_id, |
| GValue *value, GParamSpec *pspec) |
| { |
| switch (prop_id) { |
| case PROP_CHANNEL: |
| g_value_set_uint(value, SERVICE_AGENT(object)->channel); |
| break; |
| default: |
| G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); |
| break; |
| } |
| } |
| |
| static void service_agent_class_init(ServiceAgentClass *klass) |
| { |
| GObjectClass *gobject_class; |
| |
| parent_class = g_type_class_peek_parent(klass); |
| |
| gobject_class = G_OBJECT_CLASS(klass); |
| gobject_class->finalize = service_agent_finalize; |
| |
| gobject_class->set_property = service_agent_set_property; |
| gobject_class->get_property = service_agent_get_property; |
| |
| g_object_class_install_property(G_OBJECT_CLASS(klass), PROP_CHANNEL, |
| g_param_spec_uint("channel", NULL, NULL, |
| 1, 30, 23, G_PARAM_READWRITE)); |
| } |
| |
| static ServiceAgent *service_agent_new(const char *path) |
| { |
| ServiceAgent *agent; |
| |
| agent = g_object_new(SERVICE_AGENT_OBJECT_TYPE, NULL); |
| |
| dbus_g_connection_register_g_object(conn, path, G_OBJECT(agent)); |
| |
| return agent; |
| } |
| |
| static gboolean session_event(GIOChannel *chan, GIOCondition cond, gpointer data) |
| { |
| unsigned char buf[672]; |
| gsize len; |
| GIOError err; |
| int sk, ret; |
| |
| if (cond & (G_IO_HUP | G_IO_ERR)) { |
| g_io_channel_unref(chan); |
| return FALSE; |
| } |
| |
| err = g_io_channel_read(chan, (gchar *) buf, sizeof(buf), &len); |
| if (err == G_IO_ERROR_AGAIN) |
| return TRUE; |
| |
| sk = g_io_channel_unix_get_fd(chan); |
| |
| ret = write(sk, buf, len); |
| |
| return TRUE; |
| } |
| |
| static gboolean connect_event(GIOChannel *chan, GIOCondition cond, gpointer data) |
| { |
| GIOChannel *io; |
| struct sockaddr_rc addr; |
| socklen_t optlen; |
| 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); |
| |
| g_io_add_watch(io, G_IO_IN | G_IO_HUP | G_IO_ERR, |
| session_event, NULL); |
| |
| return TRUE; |
| } |
| |
| static gboolean service_agent_start(ServiceAgent *agent, |
| DBusGMethodInvocation *context) |
| { |
| struct sockaddr_rc addr; |
| int sk; |
| |
| if (agent->server) |
| return FALSE; |
| |
| sk = socket(PF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM); |
| if (sk < 0) |
| return FALSE; |
| |
| memset(&addr, 0, sizeof(addr)); |
| addr.rc_family = AF_BLUETOOTH; |
| bacpy(&addr.rc_bdaddr, BDADDR_ANY); |
| addr.rc_channel = agent->channel; |
| |
| if (bind(sk, (struct sockaddr *) &addr, sizeof(addr)) < 0) { |
| close(sk); |
| return FALSE; |
| } |
| |
| if (listen(sk, 10)) { |
| close(sk); |
| return FALSE; |
| } |
| |
| agent->server = g_io_channel_unix_new(sk); |
| g_io_channel_set_close_on_unref(agent->server, TRUE); |
| |
| g_io_add_watch(agent->server, G_IO_IN, connect_event, NULL); |
| |
| dbus_g_method_return(context, NULL); |
| |
| return TRUE; |
| } |
| |
| static gboolean service_agent_stop(ServiceAgent *agent, |
| DBusGMethodInvocation *context) |
| { |
| if (agent->server) { |
| g_io_channel_close(agent->server); |
| g_io_channel_unref(agent->server); |
| agent->server = NULL; |
| } |
| |
| dbus_g_method_return(context, NULL); |
| |
| return TRUE; |
| } |
| |
| static gboolean service_agent_release(ServiceAgent *agent, GError **error) |
| { |
| if (agent->server) { |
| g_io_channel_close(agent->server); |
| g_io_channel_unref(agent->server); |
| agent->server = NULL; |
| } |
| |
| return TRUE; |
| } |
| |
| #include "service-agent-glue.h" |
| |
| static int register_service_agent(void) |
| { |
| DBusGProxy *object; |
| GError *error = NULL; |
| const char *name = "Echo service"; |
| const char *desc = "Simple serial port profile based echo service"; |
| void *agent; |
| |
| agent = service_agent_new(AGENT_PATH); |
| if (!agent) |
| return -1; |
| |
| object = dbus_g_proxy_new_for_name(conn, "org.bluez", |
| "/org/bluez", "org.bluez.Manager"); |
| |
| dbus_g_proxy_call(object, "RegisterService", &error, |
| G_TYPE_STRING, AGENT_PATH, |
| G_TYPE_STRING, name, |
| G_TYPE_STRING, desc, |
| G_TYPE_INVALID, G_TYPE_INVALID); |
| |
| if (error != NULL) { |
| g_error_free(error); |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| int main(int argc, char *argv[]) |
| { |
| GMainLoop *mainloop; |
| GError *error = NULL; |
| |
| g_type_init(); |
| |
| mainloop = g_main_loop_new(NULL, FALSE); |
| |
| conn = dbus_g_bus_get(DBUS_BUS_SYSTEM, &error); |
| if (error != NULL) { |
| g_printerr("Connecting to system bus failed: %s\n", |
| error->message); |
| g_error_free(error); |
| exit(EXIT_FAILURE); |
| } |
| |
| dbus_g_object_type_install_info(SERVICE_AGENT_OBJECT_TYPE, |
| &dbus_glib_service_agent_object_info); |
| |
| register_service_agent(); |
| |
| g_main_loop_run(mainloop); |
| |
| dbus_g_connection_unref(conn); |
| |
| return 0; |
| } |