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/*
* Copyright 2018 Konsulko Group
* Author: Matt Ranostay <matt.ranostay@konsulko.com>
* Author: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef BLUETOOTH_COMMON_H
#define BLUETOOTH_COMMON_H
#include <stddef.h>
#define _GNU_SOURCE
#include <glib.h>
#include <stdlib.h>
#include <gio/gio.h>
#include <glib-object.h>
#include <json-c/json.h>
#define AFB_BINDING_VERSION 3
#include <afb/afb-binding.h>
struct call_work;
struct bluetooth_state {
GMainLoop *loop;
GDBusConnection *conn;
guint device_sub;
guint autoconnect_sub;
afb_event_t adapter_changes_event;
afb_event_t device_changes_event;
afb_event_t media_event;
afb_event_t agent_event;
/* NOTE: single connection allowed for now */
/* NOTE: needs locking and a list */
GMutex cw_mutex;
int next_cw_id;
GSList *cw_pending;
struct call_work *cw;
/* agent */
GDBusNodeInfo *introspection_data;
guint agent_id;
guint registration_id;
gchar *agent_path;
gboolean agent_registered;
/* mediaplayer */
gchar *mediaplayer_path;
/* adapter */
gchar *adapter;
};
struct init_data {
GCond cond;
GMutex mutex;
gboolean init_done;
afb_api_t api;
gchar *default_adapter;
struct bluetooth_state *ns; /* before setting afb_api_set_userdata() */
int rc;
};
struct agent_data {
int pin_code;
gchar *device_path;
};
struct call_work {
struct bluetooth_state *ns;
int id;
gchar *access_type;
gchar *type_arg;
gchar *method;
gchar *bluez_method;
struct bluez_pending_work *cpw;
afb_req_t request;
struct agent_data agent_data;
GDBusMethodInvocation *invocation;
};
/* agent methods in bluetooth-agent.c */
int bluetooth_register_agent(struct init_data *id);
void bluetooth_unregister_agent(struct bluetooth_state *ns);
/* conf methods in bluetooth-conf.c */
gchar *get_default_adapter(afb_api_t api);
int set_default_adapter(afb_api_t api, const char *adapter);
/* utility methods in bluetooth-util.c */
extern gboolean auto_lowercase_keys;
void signal_init_done(struct init_data *id, int rc);
int str2boolean(const char *value);
json_object *json_object_copy(json_object *jval);
gchar *key_dbus_to_json(const gchar *key, gboolean auto_lower);
json_object *simple_gvariant_to_json(GVariant *var, json_object *parent,
gboolean recurse);
void json_process_path(json_object *jresp, const char *path);
gchar *return_bluez_path(afb_req_t request);
gchar **json_array_to_strv(json_object *jobj);
/**
* Structure for converting from dbus properties to json
* and vice-versa.
* Note this is _not_ a generic dbus json bridge since
* some constructs are not easily mapped.
*/
struct property_info {
const char *name; /* the connman property name */
const char *json_name; /* the json name (if NULL autoconvert) */
const char *fmt;
unsigned int flags;
const struct property_info *sub;
};
#define PI_CONFIG (1U << 0)
const struct property_info *property_by_dbus_name(
const struct property_info *pi,
const gchar *dbus_name,
gboolean *is_config);
const struct property_info *property_by_json_name(
const struct property_info *pi,
const gchar *json_name,
gboolean *is_config);
const struct property_info *property_by_name(
const struct property_info *pi,
gboolean is_json_name, const gchar *name,
gboolean *is_config);
gchar *property_get_json_name(const struct property_info *pi,
const gchar *name);
gchar *property_get_name(const struct property_info *pi,
const gchar *json_name);
gchar *configuration_dbus_name(const gchar *dbus_name);
gchar *configuration_json_name(const gchar *json_name);
gchar *property_name_dbus2json(const struct property_info *pi,
gboolean is_config);
json_object *property_dbus2json(
const struct property_info **pip,
const gchar *key, GVariant *var,
gboolean *is_config);
gboolean root_property_dbus2json(
json_object *jparent,
const struct property_info *pi,
const gchar *key, GVariant *var,
gboolean *is_config);
GVariant *property_json_to_gvariant(
const struct property_info *pi,
const char *fmt, /* if NULL use pi->fmt */
const struct property_info *pi_parent,
json_object *jval,
GError **error);
typedef enum {
NB_ERROR_BAD_TECHNOLOGY,
NB_ERROR_BAD_SERVICE,
NB_ERROR_OUT_OF_MEMORY,
NB_ERROR_NO_TECHNOLOGIES,
NB_ERROR_NO_SERVICES,
NB_ERROR_BAD_PROPERTY,
NB_ERROR_UNIMPLEMENTED,
NB_ERROR_UNKNOWN_PROPERTY,
NB_ERROR_UNKNOWN_TECHNOLOGY,
NB_ERROR_UNKNOWN_SERVICE,
NB_ERROR_MISSING_ARGUMENT,
NB_ERROR_ILLEGAL_ARGUMENT,
NB_ERROR_CALL_IN_PROGRESS,
} NBError;
#define NB_ERROR (nb_error_quark())
extern GQuark nb_error_quark(void);
json_object *get_property_collect(json_object *jreqprop, json_object *jprop,
GError **error);
json_object *get_named_property(const struct property_info *pi,
gboolean is_json_name, const char *name, json_object *jprop);
#endif
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