xref: /illumos-gate/usr/src/lib/varpd/libvarpd/common/libvarpd_client.h (revision 36589d6bb0cdae89e166b57b0d64ae56d53247d9)
1 /*
2  * This file and its contents are supplied under the terms of the
3  * Common Development and Distribution License ("CDDL"), version 1.0.
4  * You may only use this file in accordance with the terms of version
5  * 1.0 of the CDDL.
6  *
7  * A full copy of the text of the CDDL should have accompanied this
8  * source.  A copy of the CDDL is also available via the Internet at
9  * http://www.illumos.org/license/CDDL.
10  */
11 
12 /*
13  * Copyright 2015 Joyent, Inc.
14  */
15 
16 #ifndef _LIBVARPD_CLIENT_H
17 #define	_LIBVARPD_CLIENT_H
18 
19 /*
20  * varpd interfaces
21  */
22 
23 #include <sys/types.h>
24 #include <stdint.h>
25 #include <sys/mac.h>
26 #include <sys/overlay_target.h>
27 
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31 
32 typedef struct __varpd_client_handle varpd_client_handle_t;
33 typedef struct __varpd_client_prop_handle varpd_client_prop_handle_t;
34 
35 typedef struct varpd_client_cache_entry {
36 	struct ether_addr	vcp_mac;
37 	uint16_t		vcp_flags;
38 	struct in6_addr		vcp_ip;
39 	uint16_t		vcp_port;
40 } varpd_client_cache_entry_t;
41 
42 /*
43  * We just use the values from the kernel for now.
44  */
45 #define	LIBVARPD_PROP_SIZEMAX	OVERLAY_PROP_SIZEMAX
46 #define	LIBVARPD_PROP_NAMELEN	OVERLAY_PROP_NAMELEN
47 
48 extern int libvarpd_c_create(varpd_client_handle_t **, const char *);
49 extern void libvarpd_c_destroy(varpd_client_handle_t *);
50 extern int libvarpd_c_instance_create(varpd_client_handle_t *, datalink_id_t,
51     const char *, uint64_t *);
52 extern int libvarpd_c_instance_activate(varpd_client_handle_t *, uint64_t);
53 extern int libvarpd_c_instance_destroy(varpd_client_handle_t *, uint64_t);
54 
55 extern int libvarpd_c_prop_nprops(varpd_client_handle_t *, uint64_t, uint_t *);
56 extern int libvarpd_c_prop_handle_alloc(varpd_client_handle_t *, uint64_t,
57     varpd_client_prop_handle_t **);
58 extern void libvarpd_c_prop_handle_free(varpd_client_prop_handle_t *);
59 extern int libvarpd_c_prop_info_fill(varpd_client_prop_handle_t *, uint_t);
60 extern int libvarpd_c_prop_info_fill_by_name(varpd_client_prop_handle_t *,
61     const char *);
62 extern int libvarpd_c_prop_info(varpd_client_prop_handle_t *, const char **,
63     uint_t *, uint_t *, const void **, uint32_t *,
64     const mac_propval_range_t **);
65 extern int libvarpd_c_prop_get(varpd_client_prop_handle_t *, void *,
66     uint32_t *);
67 extern int libvarpd_c_prop_set(varpd_client_prop_handle_t *, const void *,
68     uint32_t);
69 
70 extern int libvarpd_c_instance_lookup(varpd_client_handle_t *, datalink_id_t,
71     uint64_t *);
72 extern int libvarpd_c_instance_target_mode(varpd_client_handle_t *, uint64_t,
73     uint_t *, uint_t *);
74 extern int libvarpd_c_instance_cache_flush(varpd_client_handle_t *, uint64_t);
75 extern int libvarpd_c_instance_cache_delete(varpd_client_handle_t *, uint64_t,
76     const struct ether_addr *);
77 extern int libvarpd_c_instance_cache_get(varpd_client_handle_t *, uint64_t,
78     const struct ether_addr *, varpd_client_cache_entry_t *);
79 extern int libvarpd_c_instance_cache_set(varpd_client_handle_t *, uint64_t,
80     const struct ether_addr *, const varpd_client_cache_entry_t *);
81 
82 typedef int (*varpd_client_cache_f)(varpd_client_handle_t *, uint64_t,
83     const struct ether_addr *, const varpd_client_cache_entry_t *, void *);
84 extern int libvarpd_c_instance_cache_walk(varpd_client_handle_t *, uint64_t,
85     varpd_client_cache_f, void *);
86 
87 
88 #ifdef __cplusplus
89 }
90 #endif
91 
92 #endif /* _LIBVARPD_CLIENT_H */
93