xref: /freebsd/usr.bin/iscsictl/iscsictl.h (revision 193d9e768ba63fcfb187cfd17f461f7d41345048)
1 /*-
2  * Copyright (c) 2012 The FreeBSD Foundation
3  * All rights reserved.
4  *
5  * This software was developed by Edward Tomasz Napierala under sponsorship
6  * from the FreeBSD Foundation.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * $FreeBSD$
30  */
31 
32 #ifndef ISCSICTL_H
33 #define	ISCSICTL_H
34 
35 #include <sys/queue.h>
36 #include <stdbool.h>
37 #include <libutil.h>
38 
39 #define	DEFAULT_CONFIG_PATH		"/etc/iscsi.conf"
40 #define	DEFAULT_IQN			"iqn.1994-09.org.freebsd:"
41 
42 #define	MAX_NAME_LEN			223
43 
44 #define	AUTH_METHOD_UNSPECIFIED		0
45 #define	AUTH_METHOD_NONE		1
46 #define	AUTH_METHOD_CHAP		2
47 
48 #define	DIGEST_UNSPECIFIED		0
49 #define	DIGEST_NONE			1
50 #define	DIGEST_CRC32C			2
51 
52 #define	SESSION_TYPE_UNSPECIFIED	0
53 #define	SESSION_TYPE_NORMAL		1
54 #define	SESSION_TYPE_DISCOVERY		2
55 
56 #define	PROTOCOL_UNSPECIFIED		0
57 #define	PROTOCOL_ISCSI			1
58 #define	PROTOCOL_ISER			2
59 
60 #define	ENABLE_UNSPECIFIED		0
61 #define	ENABLE_ON			1
62 #define	ENABLE_OFF			2
63 
64 struct target {
65 	TAILQ_ENTRY(target)	t_next;
66 	struct conf		*t_conf;
67 	char			*t_nickname;
68 	char			*t_name;
69 	char			*t_address;
70 	char			*t_initiator_name;
71 	char			*t_initiator_address;
72 	char			*t_initiator_alias;
73 	int			t_header_digest;
74 	int			t_data_digest;
75 	int			t_auth_method;
76 	int			t_session_type;
77 	int			t_enable;
78 	int			t_protocol;
79 	char			*t_offload;
80 	char			*t_user;
81 	char			*t_secret;
82 	char			*t_mutual_user;
83 	char			*t_mutual_secret;
84 };
85 
86 struct conf {
87 	TAILQ_HEAD(, target)	conf_targets;
88 };
89 
90 struct conf	*conf_new(void);
91 struct conf	*conf_new_from_file(const char *path);
92 void		conf_delete(struct conf *conf);
93 void		conf_verify(struct conf *conf);
94 
95 struct target	*target_new(struct conf *conf);
96 struct target	*target_find(struct conf *conf, const char *nickname);
97 void		target_delete(struct target *ic);
98 
99 void		print_periphs(int session_id);
100 
101 bool		valid_iscsi_name(const char *name);
102 int		parse_enable(const char *enable);
103 
104 #endif /* !ISCSICTL_H */
105