1 | /* Copyright (c) (2012,2015,2016,2017,2019) Apple Inc. All rights reserved. |
2 | * |
3 | * corecrypto is licensed under Apple Inc.’s Internal Use License Agreement (which |
4 | * is contained in the License.txt file distributed with corecrypto) and only to |
5 | * people who accept that license. IMPORTANT: Any license rights granted to you by |
6 | * Apple Inc. (if any) are limited to internal use within your organization only on |
7 | * devices and computers you own or control, for the sole purpose of verifying the |
8 | * security characteristics and correct functioning of the Apple Software. You may |
9 | * not, directly or indirectly, redistribute the Apple Software or any portions thereof. |
10 | * |
11 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
12 | * |
13 | * This file contains Original Code and/or Modifications of Original Code |
14 | * as defined in and that are subject to the Apple Public Source License |
15 | * Version 2.0 (the 'License'). You may not use this file except in |
16 | * compliance with the License. The rights granted to you under the License |
17 | * may not be used to create, or enable the creation or redistribution of, |
18 | * unlawful or unlicensed copies of an Apple operating system, or to |
19 | * circumvent, violate, or enable the circumvention or violation of, any |
20 | * terms of an Apple operating system software license agreement. |
21 | * |
22 | * Please obtain a copy of the License at |
23 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
24 | * |
25 | * The Original Code and all software distributed under the License are |
26 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
27 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
28 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
29 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
30 | * Please see the License for the specific language governing rights and |
31 | * limitations under the License. |
32 | * |
33 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
34 | */ |
35 | |
36 | #ifndef _CORECRYPTO_CC_MACROS_H_ |
37 | #define _CORECRYPTO_CC_MACROS_H_ |
38 | |
39 | #include <corecrypto/cc_config.h> |
40 | |
41 | #ifndef __CC_DEBUG_ASSERT_COMPONENT_NAME_STRING |
42 | #define __CC_DEBUG_ASSERT_COMPONENT_NAME_STRING "" |
43 | #endif |
44 | |
45 | #ifndef __CC_DEBUG_ASSERT_PRODUCTION_CODE |
46 | #define __CC_DEBUG_ASSERT_PRODUCTION_CODE !CORECRYPTO_DEBUG |
47 | #endif |
48 | |
49 | #if CORECRYPTO_DEBUG_ENABLE_CC_REQUIRE_PRINTS |
50 | |
51 | #if !CC_KERNEL |
52 | #include <string.h> // for strstr |
53 | #endif // !CC_KERNEL |
54 | |
55 | CC_UNUSED static char * |
56 | cc_strstr(const char *file) |
57 | { |
58 | #if CC_KERNEL |
59 | (void) file; |
60 | #else |
61 | const char cc_char[] = "corecrypto" ; |
62 | char *p = strstr(file, cc_char); |
63 | if (p) { |
64 | return p + strlen(cc_char) + 1; |
65 | } |
66 | #endif |
67 | return NULL; |
68 | } |
69 | |
70 | #define __CC_DEBUG_REQUIRE_MESSAGE(name, assertion, label, message, file, line, value) \ |
71 | {char *___t = cc_strstr(file); cc_printf( "require: %s, %s%s:%d\n", assertion, (message!=0) ? message : "", ___t==NULL?file:___t, line);} |
72 | |
73 | #endif // CORECRYPTO_DEBUG_ENABLE_CC_REQUIRE_PRINTS |
74 | |
75 | #ifndef cc_require |
76 | #if (__CC_DEBUG_ASSERT_PRODUCTION_CODE) || (!CORECRYPTO_DEBUG_ENABLE_CC_REQUIRE_PRINTS) |
77 | #if defined(_WIN32) && defined (__clang__) |
78 | #define cc_require(assertion, exceptionLabel) \ |
79 | do { \ |
80 | if (!(assertion) ) { \ |
81 | goto exceptionLabel; \ |
82 | } \ |
83 | } while ( 0 ) |
84 | #else |
85 | #define cc_require(assertion, exceptionLabel) \ |
86 | do { \ |
87 | if ( __builtin_expect(!(assertion), 0) ) { \ |
88 | goto exceptionLabel; \ |
89 | } \ |
90 | } while ( 0 ) |
91 | #endif |
92 | #else |
93 | #define cc_require(assertion, exceptionLabel) \ |
94 | do { \ |
95 | if ( __builtin_expect(!(assertion), 0) ) { \ |
96 | __CC_DEBUG_REQUIRE_MESSAGE(__CC_DEBUG_ASSERT_COMPONENT_NAME_STRING, \ |
97 | #assertion, #exceptionLabel, 0, __FILE__, __LINE__, 0); \ |
98 | goto exceptionLabel; \ |
99 | } \ |
100 | } while ( 0 ) |
101 | #endif |
102 | #endif |
103 | |
104 | #ifndef cc_require_action |
105 | #if __CC_DEBUG_ASSERT_PRODUCTION_CODE || (!CORECRYPTO_DEBUG_ENABLE_CC_REQUIRE_PRINTS) |
106 | #if defined(_WIN32) && defined(__clang__) |
107 | #define cc_require_action(assertion, exceptionLabel, action) \ |
108 | do \ |
109 | { \ |
110 | if (!(assertion)) \ |
111 | { \ |
112 | { \ |
113 | action; \ |
114 | } \ |
115 | goto exceptionLabel; \ |
116 | } \ |
117 | } while ( 0 ) |
118 | #else |
119 | #define cc_require_action(assertion, exceptionLabel, action) \ |
120 | do \ |
121 | { \ |
122 | if ( __builtin_expect(!(assertion), 0) ) \ |
123 | { \ |
124 | { \ |
125 | action; \ |
126 | } \ |
127 | goto exceptionLabel; \ |
128 | } \ |
129 | } while ( 0 ) |
130 | #endif |
131 | #else |
132 | #define cc_require_action(assertion, exceptionLabel, action) \ |
133 | do \ |
134 | { \ |
135 | if ( __builtin_expect(!(assertion), 0) ) \ |
136 | { \ |
137 | __CC_DEBUG_REQUIRE_MESSAGE( \ |
138 | __CC_DEBUG_ASSERT_COMPONENT_NAME_STRING, \ |
139 | #assertion, #exceptionLabel, 0, __FILE__, __LINE__, 0); \ |
140 | { \ |
141 | action; \ |
142 | } \ |
143 | goto exceptionLabel; \ |
144 | } \ |
145 | } while ( 0 ) |
146 | #endif |
147 | #endif |
148 | |
149 | #ifndef cc_require_or_return |
150 | #if (__CC_DEBUG_ASSERT_PRODUCTION_CODE) || (!CORECRYPTO_DEBUG_ENABLE_CC_REQUIRE_PRINTS) |
151 | #if defined(_WIN32) && defined (__clang__) |
152 | #define cc_require_or_return(assertion, value) \ |
153 | do { \ |
154 | if (!(assertion) ) { \ |
155 | return value; \ |
156 | } \ |
157 | } while ( 0 ) |
158 | #else |
159 | #define cc_require_or_return(assertion, value) \ |
160 | do { \ |
161 | if ( __builtin_expect(!(assertion), 0) ) { \ |
162 | return value; \ |
163 | } \ |
164 | } while ( 0 ) |
165 | #endif |
166 | #else |
167 | #define cc_require_or_return(assertion, value) \ |
168 | do { \ |
169 | if ( __builtin_expect(!(assertion), 0) ) { \ |
170 | __CC_DEBUG_REQUIRE_MESSAGE(__CC_DEBUG_ASSERT_COMPONENT_NAME_STRING, \ |
171 | #assertion, #exceptionLabel, 0, __FILE__, __LINE__, 0); \ |
172 | return value; \ |
173 | } \ |
174 | } while ( 0 ) |
175 | #endif |
176 | #endif |
177 | |
178 | #endif /* _CORECRYPTO_CC_MACROS_H_ */ |
179 | |