xref: /freebsd/sys/dev/iscsi/icl_wrappers.h (revision f4b37ed0f8b307b1f3f0f630ca725d68f1dff30d)
1 /*-
2  * Copyright (c) 2014 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 /*
33  * This file is used to provide the initiator and target with a prettier
34  * interface.  It must not be included by ICL modules, such as icl_soft.c.
35  */
36 
37 #ifndef ICL_WRAPPERS_H
38 #define	ICL_WRAPPERS_H
39 
40 #include <sys/kobj.h>
41 
42 #include <dev/iscsi/icl.h>
43 #include <icl_conn_if.h>
44 
45 static inline struct icl_pdu *
46 icl_pdu_new(struct icl_conn *ic, int flags)
47 {
48 
49 	return (ICL_CONN_NEW_PDU(ic, flags));
50 }
51 
52 static inline size_t
53 icl_pdu_data_segment_length(const struct icl_pdu *ip)
54 {
55 
56 	return (ICL_CONN_PDU_DATA_SEGMENT_LENGTH(ip->ip_conn, ip));
57 }
58 
59 static inline int
60 icl_pdu_append_data(struct icl_pdu *ip, const void *addr, size_t len, int flags)
61 {
62 
63 	return (ICL_CONN_PDU_APPEND_DATA(ip->ip_conn, ip, addr, len, flags));
64 }
65 
66 static inline void
67 icl_pdu_get_data(struct icl_pdu *ip, size_t off, void *addr, size_t len)
68 {
69 
70 	ICL_CONN_PDU_GET_DATA(ip->ip_conn, ip, off, addr, len);
71 }
72 
73 static inline void
74 icl_pdu_queue(struct icl_pdu *ip)
75 {
76 
77 	ICL_CONN_PDU_QUEUE(ip->ip_conn, ip);
78 }
79 
80 static inline void
81 icl_pdu_free(struct icl_pdu *ip)
82 {
83 
84 	ICL_CONN_PDU_FREE(ip->ip_conn, ip);
85 }
86 
87 static inline void
88 icl_conn_free(struct icl_conn *ic)
89 {
90 
91 	ICL_CONN_FREE(ic);
92 }
93 
94 static inline int
95 icl_conn_handoff(struct icl_conn *ic, int fd)
96 {
97 
98 	return (ICL_CONN_HANDOFF(ic, fd));
99 }
100 
101 static inline void
102 icl_conn_close(struct icl_conn *ic)
103 {
104 
105 	ICL_CONN_CLOSE(ic);
106 }
107 
108 static inline int
109 icl_conn_task_setup(struct icl_conn *ic, struct ccb_scsiio *csio,
110     uint32_t *task_tagp, void **prvp)
111 {
112 
113 	return (ICL_CONN_TASK_SETUP(ic, csio, task_tagp, prvp));
114 }
115 
116 static inline void
117 icl_conn_task_done(struct icl_conn *ic, void *prv)
118 {
119 
120 	ICL_CONN_TASK_DONE(ic, prv);
121 }
122 
123 static inline int
124 icl_conn_transfer_setup(struct icl_conn *ic, union ctl_io *io,
125     uint32_t *transfer_tagp, void **prvp)
126 {
127 
128 	return (ICL_CONN_TRANSFER_SETUP(ic, io, transfer_tagp, prvp));
129 }
130 
131 static inline void
132 icl_conn_transfer_done(struct icl_conn *ic, void *prv)
133 {
134 
135 	ICL_CONN_TRANSFER_DONE(ic, prv);
136 }
137 
138 #endif /* !ICL_WRAPPERS_H */
139