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 (c) 2017, Joyent, Inc.
14 */
15
16 /*
17 * Print and tests SFF BR values.
18 */
19
20 #include <stdio.h>
21 #include <errno.h>
22 #include <strings.h>
23 #include <err.h>
24 #include <libsff.h>
25
26 /*
27 * Pick up private sff header file with offsets from lib/libsff.
28 */
29 #include "sff.h"
30
31 int
main(void)32 main(void)
33 {
34 int ret;
35 uint8_t buf[256];
36 nvlist_t *nvl;
37 char *val;
38
39 /*
40 * SFF 8472 has two different modes of printing the bit rate. It has a
41 * nominal bit rate and then if 0xff is in that field it has a max and
42 * min.
43 */
44 bzero(buf, sizeof (buf));
45 buf[SFF_8472_BR_NOMINAL] = 0x42;
46
47 if ((ret = libsff_parse(buf, sizeof (buf), 0xa0, &nvl)) != 0) {
48 errx(1, "TEST FAILED: failed to parse SFP compliance "
49 "values: %s\n", strerror(ret));
50 }
51
52 if ((ret = nvlist_lookup_string(nvl, LIBSFF_KEY_BR_NOMINAL, &val)) !=
53 0) {
54 errc(1, ret, "TEST FAILED: failed to find %s",
55 LIBSFF_KEY_BR_NOMINAL);
56 }
57 (void) printf("nominal: %s\n", val);
58
59 /*
60 * Make sure min, max are missing.
61 */
62 if ((ret = nvlist_lookup_string(nvl, LIBSFF_KEY_BR_MIN, &val)) !=
63 ENOENT) {
64 errc(1, ret, "TEST FAILED: found unexpected return value for "
65 "key %s: %d", LIBSFF_KEY_BR_MIN, ret);
66 }
67
68 if ((ret = nvlist_lookup_string(nvl, LIBSFF_KEY_BR_MAX, &val)) !=
69 ENOENT) {
70 errx(1, "TEST FAILED: found unexpected return value for key "
71 "%s: %d", LIBSFF_KEY_BR_MAX, ret);
72 }
73 nvlist_free(nvl);
74
75 /*
76 * Now the opposite.
77 */
78 buf[SFF_8472_BR_NOMINAL] = 0xff;
79 buf[SFF_8472_BR_MAX] = 0x50;
80 buf[SFF_8472_BR_MIN] = 0x10;
81
82 if ((ret = libsff_parse(buf, sizeof (buf), 0xa0, &nvl)) != 0) {
83 errc(1, ret, "TEST FAILED: failed to parse SFP compliance "
84 "values");
85 }
86
87 if ((ret = nvlist_lookup_string(nvl, LIBSFF_KEY_BR_MAX, &val)) != 0) {
88 errc(1, ret, "TEST FAILED: failed to find %s",
89 LIBSFF_KEY_BR_MAX);
90 }
91 (void) printf("max: %s\n", val);
92
93 if ((ret = nvlist_lookup_string(nvl, LIBSFF_KEY_BR_MIN, &val)) != 0) {
94 errc(1, ret, "TEST FAILED: failed to find %s",
95 LIBSFF_KEY_BR_MIN);
96 }
97 (void) printf("min: %s\n", val);
98
99 if ((ret = nvlist_lookup_string(nvl, LIBSFF_KEY_BR_NOMINAL, &val)) !=
100 ENOENT) {
101 errx(1, "TEST FALIED: found unexpected return value for key "
102 "%s: %d\n", LIBSFF_KEY_BR_NOMINAL, ret);
103 }
104 nvlist_free(nvl);
105
106 /*
107 * Now for QSFP+
108 */
109 (void) puts("\n\nQSFP\n");
110 bzero(buf, sizeof (buf));
111 buf[SFF_8472_IDENTIFIER] = SFF_8024_ID_QSFP;
112 buf[SFF_8636_BR_NOMINAL] = 0x42;
113
114 if ((ret = libsff_parse(buf, sizeof (buf), 0xa0, &nvl)) != 0) {
115 errc(1, ret, "TEST FAILED: failed to parse QSFP BR "
116 "values");
117 }
118
119 if ((ret = nvlist_lookup_string(nvl, LIBSFF_KEY_BR_NOMINAL,
120 &val)) != 0) {
121 errc(1, ret, "TEST FAILED: failed to find %s",
122 LIBSFF_KEY_BR_NOMINAL);
123 }
124 (void) printf("nominal: %s\n", val);
125
126 nvlist_free(nvl);
127
128 return (0);
129 }
130