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/*
* Copyright (C) 2011-2014 Felix Fietkau <nbd@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 2.1
* as published by the Free Software Foundation
*
* 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.
*/
#ifndef __UBUSD_H
#define __UBUSD_H
#include <libubox/list.h>
#include <libubox/uloop.h>
#include <libubox/blobmsg.h>
#include "ubus_common.h"
#include "ubusd_id.h"
#include "ubusd_obj.h"
#include "ubusmsg.h"
#include "ubusd_acl.h"
#define UBUS_OBJ_HASH_BITS 4
#define UBUS_CLIENT_MAX_TXQ_LEN UBUS_MAX_MSGLEN
extern struct blob_buf b;
struct ubus_msg_buf {
uint32_t refcount; /* ~0: uses external data buffer */
struct ubus_msghdr hdr;
struct blob_attr *data;
int fd;
int len;
};
struct ubus_msg_buf_list {
struct list_head list;
struct ubus_msg_buf *msg;
};
struct ubus_client_cmd {
struct list_head list;
struct ubus_msg_buf *msg;
struct ubus_object *obj;
};
struct ubus_client {
struct ubus_id id;
struct uloop_fd sock;
struct blob_buf b;
uid_t uid;
gid_t gid;
char *user;
char *group;
struct list_head objects;
struct list_head cmd_queue;
struct list_head tx_queue;
unsigned int txq_ofs;
unsigned int txq_len;
struct ubus_msg_buf *pending_msg;
struct ubus_msg_buf *retmsg;
int pending_msg_offset;
int pending_msg_fd;
struct {
struct ubus_msghdr hdr;
struct blob_attr data;
} hdrbuf;
};
struct ubus_path {
struct list_head list;
const char name[];
};
extern const char *ubusd_acl_dir;
struct ubus_msg_buf *ubus_msg_new(void *data, int len, bool shared);
void ubus_msg_send(struct ubus_client *cl, struct ubus_msg_buf *ub);
ssize_t ubus_msg_writev(int fd, struct ubus_msg_buf *ub, size_t offset);
void ubus_msg_free(struct ubus_msg_buf *ub);
void ubus_msg_list_free(struct ubus_msg_buf_list *ubl);
struct blob_attr **ubus_parse_msg(struct blob_attr *msg, size_t len);
struct ubus_client *ubusd_proto_new_client(int fd, uloop_fd_handler cb);
void ubusd_proto_receive_message(struct ubus_client *cl, struct ubus_msg_buf *ub);
void ubusd_proto_free_client(struct ubus_client *cl);
void ubus_proto_send_msg_from_blob(struct ubus_client *cl, struct ubus_msg_buf *ub,
uint8_t type);
int ubusd_cmd_lookup(struct ubus_client *cl, struct ubus_client_cmd *cmd);
typedef struct ubus_msg_buf *(*event_fill_cb)(void *priv, const char *id);
void ubusd_event_init(void);
void ubusd_event_cleanup_object(struct ubus_object *obj);
void ubusd_send_obj_event(struct ubus_object *obj, bool add);
int ubusd_send_event(struct ubus_client *cl, const char *id,
event_fill_cb fill_cb, void *cb_priv);
void ubusd_acl_init(void);
void ubusd_monitor_init(void);
void ubusd_monitor_message(struct ubus_client *cl, struct ubus_msg_buf *ub, bool send);
void ubusd_monitor_disconnect(struct ubus_client *cl);
#endif
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