config.h

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/******************************************************************************
 3*******************************************************************************
 4**
 5**  Copyright (C) Sistina Software, Inc.  1997-2003  All rights reserved.
 6**  Copyright (C) 2004-2011 Red Hat, Inc.  All rights reserved.
 7**
 8**
 9*******************************************************************************
10******************************************************************************/
11
12#ifndef __CONFIG_DOT_H__
13#define __CONFIG_DOT_H__
14
15#define DLM_MAX_SOCKET_BUFSIZE	4096
16
17struct dlm_config_node {
18	int nodeid;
19	int weight;
20	bool gone;
21	int new;
22	uint32_t comm_seq;
23	unsigned int release_recover;
24};
25
26extern const struct rhashtable_params dlm_rhash_rsb_params;
27
28#define DLM_MAX_ADDR_COUNT 8
29
30#define DLM_PROTO_TCP	0
31#define DLM_PROTO_SCTP	1
32
33struct dlm_config_info {
34	__be16 ci_tcp_port;
35	unsigned int ci_buffer_size;
36	unsigned int ci_rsbtbl_size;
37	unsigned int ci_recover_timer;
38	unsigned int ci_toss_secs;
39	unsigned int ci_scan_secs;
40	unsigned int ci_log_debug;
41	unsigned int ci_log_info;
42	unsigned int ci_protocol;
43	unsigned int ci_mark;
44	unsigned int ci_new_rsb_count;
45	unsigned int ci_recover_callbacks;
46	char ci_cluster_name[DLM_LOCKSPACE_LEN];
47};
48
49extern struct dlm_config_info dlm_config;
50
51int dlm_config_init(void);
52void dlm_config_exit(void);
53int dlm_config_nodes(char *lsname, struct dlm_config_node **nodes_out,
54		     int *count_out);
55int dlm_comm_seq(int nodeid, uint32_t *seq, bool locked);
56int dlm_our_nodeid(void);
57int dlm_our_addr(struct sockaddr_storage *addr, int num);
58
59#endif				/* __CONFIG_DOT_H__ */
60