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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#pragma once
/***
This file is part of systemd.
Copyright 2013 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <sys/socket.h>
#include <sys/un.h>
#include <netinet/in.h>
#include "hashmap.h"
#include "prioq.h"
#include "list.h"
#include "util.h"
#include "sd-bus.h"
#include "bus-error.h"
struct reply_callback {
sd_message_handler_t callback;
void *userdata;
usec_t timeout;
uint64_t serial;
unsigned prioq_idx;
};
struct filter_callback {
sd_message_handler_t callback;
void *userdata;
LIST_FIELDS(struct filter_callback, callbacks);
};
enum bus_state {
BUS_OPENING,
BUS_AUTHENTICATING,
BUS_HELLO,
BUS_RUNNING
};
struct sd_bus {
unsigned n_ref;
enum bus_state state;
int fd;
int message_version;
bool can_fds:1;
bool sent_hello:1;
void *rbuffer;
size_t rbuffer_size;
sd_bus_message **rqueue;
unsigned rqueue_size;
sd_bus_message **wqueue;
unsigned wqueue_size;
size_t windex;
uint64_t serial;
char *unique_name;
Prioq *reply_callbacks_prioq;
Hashmap *reply_callbacks;
LIST_HEAD(struct filter_callback, filter_callbacks);
union {
struct sockaddr sa;
struct sockaddr_un un;
struct sockaddr_in in;
struct sockaddr_in6 in6;
} sockaddr;
socklen_t sockaddr_size;
sd_id128_t peer;
char *address;
unsigned address_index;
int last_connect_error;
struct iovec auth_iovec[3];
unsigned auth_index;
size_t auth_size;
char *auth_uid;
usec_t auth_timeout;
};
static inline void bus_unrefp(sd_bus **b) {
sd_bus_unref(*b);
}
#define _cleanup_bus_unref_ __attribute__((cleanup(bus_unrefp)))
#define BUS_DEFAULT_TIMEOUT ((usec_t) (25 * USEC_PER_SEC))
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