freebsd-skq/usr.bin/iscsictl/iscsictl.h
Edward Tomasz Napierala ba165a31b3 Add "iscsictl -e". Among other things, it makes it possible to perform
discovery without attaching to the targets ("iscsictl -Ad ... -e off"),
and then attach to selected ones ("iscsictl -Mi ... -e on").

PR:		204129
MFC after:	1 month
Relnotes:	yes
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D6633
2016-05-31 11:32:07 +00:00

124 lines
3.5 KiB
C

/*-
* Copyright (c) 2012 The FreeBSD Foundation
* All rights reserved.
*
* This software was developed by Edward Tomasz Napierala under sponsorship
* from the FreeBSD Foundation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef ISCSICTL_H
#define ISCSICTL_H
#include <sys/queue.h>
#include <stdbool.h>
#include <libutil.h>
#define DEFAULT_CONFIG_PATH "/etc/iscsi.conf"
#define DEFAULT_IQN "iqn.1994-09.org.freebsd:"
#define MAX_NAME_LEN 223
#define MAX_DATA_SEGMENT_LENGTH 65536
#define AUTH_METHOD_UNSPECIFIED 0
#define AUTH_METHOD_NONE 1
#define AUTH_METHOD_CHAP 2
#define DIGEST_UNSPECIFIED 0
#define DIGEST_NONE 1
#define DIGEST_CRC32C 2
#define SESSION_TYPE_UNSPECIFIED 0
#define SESSION_TYPE_NORMAL 1
#define SESSION_TYPE_DISCOVERY 2
#define PROTOCOL_UNSPECIFIED 0
#define PROTOCOL_ISCSI 1
#define PROTOCOL_ISER 2
#define ENABLE_UNSPECIFIED 0
#define ENABLE_ON 1
#define ENABLE_OFF 2
struct target {
TAILQ_ENTRY(target) t_next;
struct conf *t_conf;
char *t_nickname;
char *t_name;
char *t_address;
char *t_initiator_name;
char *t_initiator_address;
char *t_initiator_alias;
int t_header_digest;
int t_data_digest;
int t_auth_method;
int t_session_type;
int t_enable;
int t_protocol;
char *t_offload;
char *t_user;
char *t_secret;
char *t_mutual_user;
char *t_mutual_secret;
};
struct conf {
TAILQ_HEAD(, target) conf_targets;
};
#define CONN_SESSION_TYPE_NONE 0
#define CONN_SESSION_TYPE_DISCOVERY 1
#define CONN_SESSION_TYPE_NORMAL 2
struct connection {
struct target *conn_target;
int conn_socket;
int conn_session_type;
uint32_t conn_cmdsn;
uint32_t conn_statsn;
size_t conn_max_data_segment_length;
size_t conn_max_burst_length;
size_t conn_max_outstanding_r2t;
int conn_header_digest;
int conn_data_digest;
};
struct conf *conf_new(void);
struct conf *conf_new_from_file(const char *path);
void conf_delete(struct conf *conf);
void conf_verify(struct conf *conf);
struct target *target_new(struct conf *conf);
struct target *target_find(struct conf *conf, const char *nickname);
void target_delete(struct target *ic);
void print_periphs(int session_id);
char *checked_strdup(const char *);
bool valid_iscsi_name(const char *name);
int parse_enable(const char *enable);
#endif /* !ISCSICTL_H */