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1 | /*- |
2 | * BSD LICENSE | |
3 | * | |
4 | * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. | |
5 | * All rights reserved. | |
6 | * | |
7 | * Redistribution and use in source and binary forms, with or without | |
8 | * modification, are permitted provided that the following conditions | |
9 | * are met: | |
10 | * | |
11 | * * Redistributions of source code must retain the above copyright | |
12 | * notice, this list of conditions and the following disclaimer. | |
13 | * * Redistributions in binary form must reproduce the above copyright | |
14 | * notice, this list of conditions and the following disclaimer in | |
15 | * the documentation and/or other materials provided with the | |
16 | * distribution. | |
17 | * * Neither the name of Intel Corporation nor the names of its | |
18 | * contributors may be used to endorse or promote products derived | |
19 | * from this software without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
22 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
23 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
24 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
25 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
26 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
27 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
28 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
29 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
30 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
31 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
32 | */ | |
33 | ||
34 | #include <stdio.h> | |
35 | #include <stdint.h> | |
36 | #include <stdarg.h> | |
37 | #include <string.h> | |
38 | #include <errno.h> | |
39 | #include <sys/queue.h> | |
40 | ||
41 | #include <rte_eal.h> | |
42 | #include <rte_eal_memconfig.h> | |
43 | #include <rte_string_fns.h> | |
44 | ||
45 | #include "test.h" | |
46 | ||
47 | #define do_return(...) do { \ | |
48 | printf("Error at %s, line %d: ", __func__, __LINE__); \ | |
49 | printf(__VA_ARGS__); \ | |
50 | return 1; \ | |
51 | } while (0) | |
52 | ||
53 | static struct rte_tailq_elem rte_dummy_tailq = { | |
54 | .name = "dummy", | |
55 | }; | |
56 | EAL_REGISTER_TAILQ(rte_dummy_tailq) | |
57 | ||
58 | static struct rte_tailq_elem rte_dummy_dyn_tailq = { | |
59 | .name = "dummy_dyn", | |
60 | }; | |
61 | static struct rte_tailq_elem rte_dummy_dyn2_tailq = { | |
62 | .name = "dummy_dyn", | |
63 | }; | |
64 | ||
65 | static struct rte_tailq_entry d_elem; | |
66 | static struct rte_tailq_entry d_dyn_elem; | |
67 | ||
68 | static int | |
69 | test_tailq_early(void) | |
70 | { | |
71 | struct rte_tailq_entry_head *d_head; | |
72 | ||
73 | d_head = RTE_TAILQ_CAST(rte_dummy_tailq.head, rte_tailq_entry_head); | |
74 | if (d_head == NULL) | |
75 | do_return("Error %s has not been initialised\n", | |
76 | rte_dummy_tailq.name); | |
77 | ||
78 | /* check we can add an item to it */ | |
79 | TAILQ_INSERT_TAIL(d_head, &d_elem, next); | |
80 | ||
81 | return 0; | |
82 | } | |
83 | ||
84 | static int | |
85 | test_tailq_create(void) | |
86 | { | |
87 | struct rte_tailq_entry_head *d_head; | |
88 | ||
89 | /* create a tailq and check its non-null (since we are post-eal init) */ | |
90 | if ((rte_eal_tailq_register(&rte_dummy_dyn_tailq) < 0) || | |
91 | (rte_dummy_dyn_tailq.head == NULL)) | |
92 | do_return("Error allocating %s\n", rte_dummy_dyn_tailq.name); | |
93 | ||
94 | d_head = RTE_TAILQ_CAST(rte_dummy_dyn_tailq.head, rte_tailq_entry_head); | |
95 | ||
96 | /* check we can add an item to it */ | |
97 | TAILQ_INSERT_TAIL(d_head, &d_dyn_elem, next); | |
98 | ||
99 | if (strcmp(rte_dummy_dyn2_tailq.name, rte_dummy_dyn_tailq.name)) | |
100 | do_return("Error, something is wrong in the tailq test\n"); | |
101 | ||
102 | /* try allocating again, and check for failure */ | |
103 | if (!rte_eal_tailq_register(&rte_dummy_dyn2_tailq)) | |
104 | do_return("Error, registering the same tailq %s did not fail\n", | |
105 | rte_dummy_dyn2_tailq.name); | |
106 | ||
107 | return 0; | |
108 | } | |
109 | ||
110 | static int | |
111 | test_tailq_lookup(void) | |
112 | { | |
113 | /* run successful test - check result is found */ | |
114 | struct rte_tailq_entry_head *d_head; | |
115 | struct rte_tailq_entry *d_ptr; | |
116 | ||
117 | d_head = RTE_TAILQ_LOOKUP(rte_dummy_tailq.name, rte_tailq_entry_head); | |
118 | /* rte_dummy_tailq has been registered by EAL_REGISTER_TAILQ */ | |
119 | if (d_head == NULL || | |
120 | d_head != RTE_TAILQ_CAST(rte_dummy_tailq.head, rte_tailq_entry_head)) | |
121 | do_return("Error with tailq lookup\n"); | |
122 | ||
123 | TAILQ_FOREACH(d_ptr, d_head, next) | |
124 | if (d_ptr != &d_elem) | |
125 | do_return("Error with tailq returned from lookup - " | |
126 | "expected element not found\n"); | |
127 | ||
128 | d_head = RTE_TAILQ_LOOKUP(rte_dummy_dyn_tailq.name, rte_tailq_entry_head); | |
129 | /* rte_dummy_dyn_tailq has been registered by test_tailq_create */ | |
130 | if (d_head == NULL || | |
131 | d_head != RTE_TAILQ_CAST(rte_dummy_dyn_tailq.head, rte_tailq_entry_head)) | |
132 | do_return("Error with tailq lookup\n"); | |
133 | ||
134 | TAILQ_FOREACH(d_ptr, d_head, next) | |
135 | if (d_ptr != &d_dyn_elem) | |
136 | do_return("Error with tailq returned from lookup - " | |
137 | "expected element not found\n"); | |
138 | ||
139 | /* now try a bad/error lookup */ | |
140 | d_head = RTE_TAILQ_LOOKUP("coucou", rte_tailq_entry_head); | |
141 | if (d_head != NULL) | |
142 | do_return("Error, lookup does not return NULL for bad tailq name\n"); | |
143 | ||
144 | return 0; | |
145 | } | |
146 | ||
147 | static int | |
148 | test_tailq(void) | |
149 | { | |
150 | int ret = 0; | |
151 | ret |= test_tailq_early(); | |
152 | ret |= test_tailq_create(); | |
153 | ret |= test_tailq_lookup(); | |
154 | return ret; | |
155 | } | |
156 | ||
157 | REGISTER_TEST_COMMAND(tailq_autotest, test_tailq); |