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a26baf28 BB |
1 | /* |
2 | * CDDL HEADER START | |
3 | * | |
4 | * The contents of this file are subject to the terms of the | |
5 | * Common Development and Distribution License, Version 1.0 only | |
6 | * (the "License"). You may not use this file except in compliance | |
7 | * with the License. | |
8 | * | |
9 | * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE | |
1d3ba0bf | 10 | * or https://opensource.org/licenses/CDDL-1.0. |
a26baf28 BB |
11 | * See the License for the specific language governing permissions |
12 | * and limitations under the License. | |
13 | * | |
14 | * When distributing Covered Code, include this CDDL HEADER in each | |
15 | * file and include the License file at usr/src/OPENSOLARIS.LICENSE. | |
16 | * If applicable, add the following below this CDDL HEADER, with the | |
17 | * fields enclosed by brackets "[]" replaced with your own identifying | |
18 | * information: Portions Copyright [yyyy] [name of copyright owner] | |
19 | * | |
20 | * CDDL HEADER END | |
21 | */ | |
22 | /* | |
23 | * Copyright 2007 Sun Microsystems, Inc. All rights reserved. | |
24 | * Use is subject to license terms. | |
25 | */ | |
26 | ||
27 | #include_next <assert.h> | |
28 | ||
29 | #ifndef _LIBSPL_ASSERT_H | |
d1d7e268 | 30 | #define _LIBSPL_ASSERT_H |
a26baf28 BB |
31 | |
32 | #include <stdio.h> | |
33 | #include <stdlib.h> | |
478e3ecf | 34 | #include <stdarg.h> |
63652e15 | 35 | #include <sys/types.h> |
a26baf28 | 36 | |
55d7afa4 RY |
37 | /* Workaround for non-Clang compilers */ |
38 | #ifndef __has_feature | |
39 | #define __has_feature(x) 0 | |
40 | #endif | |
41 | ||
42 | /* We need to workaround libspl_set_assert_ok() that we have for zdb */ | |
43 | #if __has_feature(attribute_analyzer_noreturn) || defined(__COVERITY__) | |
44 | #define NORETURN __attribute__((__noreturn__)) | |
45 | #else | |
46 | #define NORETURN | |
47 | #endif | |
48 | ||
b6437ea4 | 49 | /* Set to non-zero to avoid abort()ing on an assertion failure */ |
63652e15 | 50 | extern void libspl_set_assert_ok(boolean_t val); |
b6437ea4 AS |
51 | |
52 | /* printf version of libspl_assert */ | |
53 | extern void libspl_assertf(const char *file, const char *func, int line, | |
55d7afa4 | 54 | const char *format, ...) NORETURN __attribute__((format(printf, 4, 5))); |
7c1bf0cf | 55 | |
726c4a25 BB |
56 | static inline int |
57 | libspl_assert(const char *buf, const char *file, const char *func, int line) | |
a26baf28 | 58 | { |
b6437ea4 AS |
59 | libspl_assertf(file, func, line, "%s", buf); |
60 | return (0); | |
682ce104 TH |
61 | } |
62 | ||
726c4a25 BB |
63 | #ifdef verify |
64 | #undef verify | |
65 | #endif | |
a26baf28 | 66 | |
adcea23c AM |
67 | #define PANIC(fmt, a...) \ |
68 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, fmt, ## a) | |
69 | ||
726c4a25 BB |
70 | #define VERIFY(cond) \ |
71 | (void) ((!(cond)) && \ | |
72 | libspl_assert(#cond, __FILE__, __FUNCTION__, __LINE__)) | |
e5e2a5a3 RE |
73 | |
74 | #define VERIFYF(cond, STR, ...) \ | |
75 | do { \ | |
76 | if (!(cond)) \ | |
77 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
78 | "%s " STR, #cond, \ | |
79 | __VA_ARGS__); \ | |
80 | } while (0) | |
81 | ||
726c4a25 BB |
82 | #define verify(cond) \ |
83 | (void) ((!(cond)) && \ | |
84 | libspl_assert(#cond, __FILE__, __FUNCTION__, __LINE__)) | |
a26baf28 | 85 | |
6e8b2688 | 86 | #define VERIFY3B(LEFT, OP, RIGHT) \ |
726c4a25 | 87 | do { \ |
6e8b2688 PD |
88 | const boolean_t __left = (boolean_t)(LEFT); \ |
89 | const boolean_t __right = (boolean_t)(RIGHT); \ | |
682ce104 TH |
90 | if (!(__left OP __right)) \ |
91 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
314be68a TC |
92 | "%s %s %s (0x%llx %s 0x%llx)", #LEFT, #OP, #RIGHT, \ |
93 | (u_longlong_t)__left, #OP, (u_longlong_t)__right); \ | |
a26baf28 | 94 | } while (0) |
a26baf28 | 95 | |
6e8b2688 PD |
96 | #define VERIFY3S(LEFT, OP, RIGHT) \ |
97 | do { \ | |
98 | const int64_t __left = (int64_t)(LEFT); \ | |
99 | const int64_t __right = (int64_t)(RIGHT); \ | |
100 | if (!(__left OP __right)) \ | |
101 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
102 | "%s %s %s (0x%llx %s 0x%llx)", #LEFT, #OP, #RIGHT, \ | |
103 | (u_longlong_t)__left, #OP, (u_longlong_t)__right); \ | |
104 | } while (0) | |
105 | ||
106 | #define VERIFY3U(LEFT, OP, RIGHT) \ | |
107 | do { \ | |
108 | const uint64_t __left = (uint64_t)(LEFT); \ | |
109 | const uint64_t __right = (uint64_t)(RIGHT); \ | |
110 | if (!(__left OP __right)) \ | |
111 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
112 | "%s %s %s (0x%llx %s 0x%llx)", #LEFT, #OP, #RIGHT, \ | |
113 | (u_longlong_t)__left, #OP, (u_longlong_t)__right); \ | |
114 | } while (0) | |
115 | ||
116 | #define VERIFY3P(LEFT, OP, RIGHT) \ | |
117 | do { \ | |
118 | const uintptr_t __left = (uintptr_t)(LEFT); \ | |
119 | const uintptr_t __right = (uintptr_t)(RIGHT); \ | |
120 | if (!(__left OP __right)) \ | |
121 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
01d9283a DES |
122 | "%s %s %s (%p %s %p)", #LEFT, #OP, #RIGHT, \ |
123 | (void *)__left, #OP, (void *)__right); \ | |
6e8b2688 PD |
124 | } while (0) |
125 | ||
126 | #define VERIFY0(LEFT) \ | |
127 | do { \ | |
128 | const uint64_t __left = (uint64_t)(LEFT); \ | |
129 | if (!(__left == 0)) \ | |
130 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
131 | "%s == 0 (0x%llx == 0)", #LEFT, \ | |
132 | (u_longlong_t)__left); \ | |
133 | } while (0) | |
a26baf28 | 134 | |
506fe78c DES |
135 | #define VERIFY0P(LEFT) \ |
136 | do { \ | |
137 | const uintptr_t __left = (uintptr_t)(LEFT); \ | |
138 | if (!(__left == 0)) \ | |
139 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
140 | "%s == 0 (%p == 0)", #LEFT, \ | |
141 | (void *)__left); \ | |
142 | } while (0) | |
143 | ||
e5e2a5a3 RE |
144 | /* |
145 | * This is just here because cstyle gets upset about #LEFT | |
146 | * on a newline. | |
147 | */ | |
148 | ||
149 | /* BEGIN CSTYLED */ | |
150 | #define VERIFY3BF(LEFT, OP, RIGHT, STR, ...) \ | |
151 | do { \ | |
152 | const boolean_t __left = (boolean_t)(LEFT); \ | |
153 | const boolean_t __right = (boolean_t)(RIGHT); \ | |
154 | if (!(__left OP __right)) \ | |
155 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
156 | "%s %s %s (0x%llx %s 0x%llx) " STR, \ | |
157 | #LEFT, #OP, #RIGHT, \ | |
158 | (u_longlong_t)__left, #OP, (u_longlong_t)__right, \ | |
159 | __VA_ARGS__); \ | |
160 | } while (0) | |
161 | ||
162 | #define VERIFY3SF(LEFT, OP, RIGHT, STR, ...) \ | |
163 | do { \ | |
164 | const int64_t __left = (int64_t)(LEFT); \ | |
165 | const int64_t __right = (int64_t)(RIGHT); \ | |
166 | if (!(__left OP __right)) \ | |
167 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
168 | "%s %s %s (0x%llx %s 0x%llx) " STR, \ | |
169 | #LEFT, #OP, #RIGHT, \ | |
170 | (u_longlong_t)__left, #OP, (u_longlong_t)__right, \ | |
171 | __VA_ARGS__); \ | |
172 | } while (0) | |
173 | ||
174 | #define VERIFY3UF(LEFT, OP, RIGHT, STR, ...) \ | |
175 | do { \ | |
176 | const uint64_t __left = (uint64_t)(LEFT); \ | |
177 | const uint64_t __right = (uint64_t)(RIGHT); \ | |
178 | if (!(__left OP __right)) \ | |
179 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
180 | "%s %s %s (0x%llx %s 0x%llx) " STR, \ | |
181 | #LEFT, #OP, #RIGHT, \ | |
182 | (u_longlong_t)__left, #OP, (u_longlong_t)__right, \ | |
183 | __VA_ARGS__); \ | |
184 | } while (0) | |
185 | ||
186 | #define VERIFY3PF(LEFT, OP, RIGHT, STR, ...) \ | |
187 | do { \ | |
188 | const uintptr_t __left = (uintptr_t)(LEFT); \ | |
189 | const uintptr_t __right = (uintptr_t)(RIGHT); \ | |
190 | if (!(__left OP __right)) \ | |
191 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
192 | "%s %s %s (0x%llx %s 0x%llx) " STR, \ | |
193 | #LEFT, #OP, #RIGHT, \ | |
194 | (u_longlong_t)__left, #OP, (u_longlong_t)__right, \ | |
195 | __VA_ARGS__); \ | |
196 | } while (0) | |
197 | /* END CSTYLED */ | |
198 | ||
199 | #define VERIFY0F(LEFT, STR, ...) \ | |
200 | do { \ | |
201 | const uint64_t __left = (uint64_t)(LEFT); \ | |
202 | if (!(__left == 0)) \ | |
203 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
204 | "%s == 0 (0x%llx == 0) " STR, #LEFT, \ | |
205 | (u_longlong_t)__left, __VA_ARGS__); \ | |
206 | } while (0) | |
207 | ||
208 | #define VERIFY0PF(LEFT, STR, ...) \ | |
209 | do { \ | |
210 | const uintptr_t __left = (uintptr_t)(LEFT); \ | |
211 | if (!(__left == 0)) \ | |
212 | libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \ | |
213 | "%s == 0 (%p == 0) " STR, #LEFT, \ | |
214 | (u_longlong_t)__left, __VA_ARGS__); \ | |
215 | } while (0) | |
216 | ||
726c4a25 BB |
217 | #ifdef assert |
218 | #undef assert | |
219 | #endif | |
220 | ||
a26baf28 | 221 | #ifdef NDEBUG |
a9e2788f AZ |
222 | #define ASSERT3B(x, y, z) \ |
223 | ((void) sizeof ((uintptr_t)(x)), (void) sizeof ((uintptr_t)(z))) | |
224 | #define ASSERT3S(x, y, z) \ | |
225 | ((void) sizeof ((uintptr_t)(x)), (void) sizeof ((uintptr_t)(z))) | |
226 | #define ASSERT3U(x, y, z) \ | |
227 | ((void) sizeof ((uintptr_t)(x)), (void) sizeof ((uintptr_t)(z))) | |
228 | #define ASSERT3P(x, y, z) \ | |
229 | ((void) sizeof ((uintptr_t)(x)), (void) sizeof ((uintptr_t)(z))) | |
230 | #define ASSERT0(x) ((void) sizeof ((uintptr_t)(x))) | |
506fe78c | 231 | #define ASSERT0P(x) ((void) sizeof ((uintptr_t)(x))) |
e5e2a5a3 RE |
232 | #define ASSERT3BF(x, y, z, str, ...) ASSERT3B(x, y, z) |
233 | #define ASSERT3SF(x, y, z, str, ...) ASSERT3S(x, y, z) | |
234 | #define ASSERT3UF(x, y, z, str, ...) ASSERT3U(x, y, z) | |
235 | #define ASSERT3PF(x, y, z, str, ...) ASSERT3P(x, y, z) | |
236 | #define ASSERT0P(x) ((void) sizeof ((uintptr_t)(x))) | |
237 | #define ASSERT0PF(x, str, ...) ASSERT0P(x) | |
238 | #define ASSERT0F(x, str, ...) ASSERT0(x) | |
a9e2788f | 239 | #define ASSERT(x) ((void) sizeof ((uintptr_t)(x))) |
e5e2a5a3 | 240 | #define ASSERTF(x, str, ...) ASSERT(x) |
a9e2788f AZ |
241 | #define assert(x) ((void) sizeof ((uintptr_t)(x))) |
242 | #define IMPLY(A, B) \ | |
243 | ((void) sizeof ((uintptr_t)(A)), (void) sizeof ((uintptr_t)(B))) | |
244 | #define EQUIV(A, B) \ | |
245 | ((void) sizeof ((uintptr_t)(A)), (void) sizeof ((uintptr_t)(B))) | |
a26baf28 | 246 | #else |
6e8b2688 PD |
247 | #define ASSERT3B VERIFY3B |
248 | #define ASSERT3S VERIFY3S | |
249 | #define ASSERT3U VERIFY3U | |
250 | #define ASSERT3P VERIFY3P | |
251 | #define ASSERT0 VERIFY0 | |
506fe78c | 252 | #define ASSERT0P VERIFY0P |
e5e2a5a3 RE |
253 | #define ASSERT3BF VERIFY3BF |
254 | #define ASSERT3SF VERIFY3SF | |
255 | #define ASSERT3UF VERIFY3UF | |
256 | #define ASSERT3PF VERIFY3PF | |
257 | #define ASSERT0PF VERIFY0PF | |
258 | #define ASSERT0F VERIFY0F | |
6e8b2688 | 259 | #define ASSERT VERIFY |
e5e2a5a3 | 260 | #define ASSERTF VERIFYF |
6e8b2688 | 261 | #define assert VERIFY |
fa720217 BB |
262 | #define IMPLY(A, B) \ |
263 | ((void)(((!(A)) || (B)) || \ | |
726c4a25 BB |
264 | libspl_assert("(" #A ") implies (" #B ")", \ |
265 | __FILE__, __FUNCTION__, __LINE__))) | |
fa720217 BB |
266 | #define EQUIV(A, B) \ |
267 | ((void)((!!(A) == !!(B)) || \ | |
726c4a25 BB |
268 | libspl_assert("(" #A ") is equivalent to (" #B ")", \ |
269 | __FILE__, __FUNCTION__, __LINE__))) | |
fa720217 | 270 | |
a26baf28 BB |
271 | #endif /* NDEBUG */ |
272 | ||
273 | #endif /* _LIBSPL_ASSERT_H */ |