1 /*
2    CTDB protocol marshalling
3 
4    Copyright (C) Amitay Isaacs  2015
5 
6    This program is free software; you can redistribute it and/or modify
7    it under the terms of the GNU General Public License as published by
8    the Free Software Foundation; either version 3 of the License, or
9    (at your option) any later version.
10 
11    This program is distributed in the hope that it will be useful,
12    but WITHOUT ANY WARRANTY; without even the implied warranty of
13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14    GNU General Public License for more details.
15 
16    You should have received a copy of the GNU General Public License
17    along with this program; if not, see <http://www.gnu.org/licenses/>.
18 */
19 
20 #ifndef __CTDB_PROTOCOL_UTIL_H__
21 #define __CTDB_PROTOCOL_UTIL_H__
22 
23 #include <talloc.h>
24 
25 #include "protocol/protocol.h"
26 
27 const char *ctdb_runstate_to_string(enum ctdb_runstate runstate);
28 enum ctdb_runstate ctdb_runstate_from_string(const char *runstate_str);
29 
30 const char *ctdb_event_to_string(enum ctdb_event event);
31 enum ctdb_event ctdb_event_from_string(const char *event_str);
32 
33 /*
34  * buflen must be long enough to hold the longest possible "address:port".
35  * For example, 1122:3344:5566:7788:99aa:bbcc:ddee:ff00:12345.
36  * 64 is sane value for buflen.
37  */
38 int ctdb_sock_addr_to_buf(char *buf, socklen_t buflen,
39 			  ctdb_sock_addr *addr, bool with_port);
40 char *ctdb_sock_addr_to_string(TALLOC_CTX *mem_ctx,
41 				     ctdb_sock_addr *addr, bool with_port);
42 int ctdb_sock_addr_from_string(const char *str,
43 			       ctdb_sock_addr *addr, bool with_port);
44 int ctdb_sock_addr_mask_from_string(const char *str,
45 				    ctdb_sock_addr *addr,
46 				    unsigned int *mask);
47 unsigned int ctdb_sock_addr_port(ctdb_sock_addr *addr);
48 void ctdb_sock_addr_set_port(ctdb_sock_addr *addr, unsigned int port);
49 int ctdb_sock_addr_cmp_ip(const ctdb_sock_addr *addr1,
50 			  const ctdb_sock_addr *addr2);
51 int ctdb_sock_addr_cmp(const ctdb_sock_addr *addr1,
52 		       const ctdb_sock_addr *addr2);
53 bool ctdb_sock_addr_same_ip(const ctdb_sock_addr *addr1,
54 			    const ctdb_sock_addr *addr2);
55 bool ctdb_sock_addr_same(const ctdb_sock_addr *addr1,
56 			 const ctdb_sock_addr *addr2);
57 
58 int ctdb_connection_to_buf(char *buf, size_t buflen,
59 			   struct ctdb_connection * conn, bool client_first);
60 char *ctdb_connection_to_string(TALLOC_CTX *mem_ctx,
61 				struct ctdb_connection * conn,
62 				bool client_first);
63 int ctdb_connection_from_string(const char *str, bool client_first,
64 				struct ctdb_connection *conn);
65 
66 int ctdb_connection_list_add(struct ctdb_connection_list *conn_list,
67 			     struct ctdb_connection *conn);
68 int ctdb_connection_list_sort(struct ctdb_connection_list *conn_list);
69 char *ctdb_connection_list_to_string(
70 	TALLOC_CTX *mem_ctx,
71 	struct ctdb_connection_list *conn_list, bool client_first);
72 int ctdb_connection_list_read(TALLOC_CTX *mem_ctx,
73 			      int fd,
74 			      bool client_first,
75 			      struct ctdb_connection_list **conn_list);
76 
77 #endif /* __CTDB_PROTOCOL_UTIL_H__ */
78