| 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 | |
| 12 | #ifndef _CORECRYPTO_CC_MACROS_H_ |
| 13 | #define _CORECRYPTO_CC_MACROS_H_ |
| 14 | |
| 15 | #include <corecrypto/cc_config.h> |
| 16 | |
| 17 | #ifndef __CC_DEBUG_ASSERT_COMPONENT_NAME_STRING |
| 18 | #define __CC_DEBUG_ASSERT_COMPONENT_NAME_STRING "" |
| 19 | #endif |
| 20 | |
| 21 | #ifndef __CC_DEBUG_ASSERT_PRODUCTION_CODE |
| 22 | #define __CC_DEBUG_ASSERT_PRODUCTION_CODE !CORECRYPTO_DEBUG |
| 23 | #endif |
| 24 | |
| 25 | #if CORECRYPTO_DEBUG_ENABLE_CC_REQUIRE_PRINTS |
| 26 | |
| 27 | #if !CC_KERNEL |
| 28 | #include <string.h> // for strstr |
| 29 | #endif // !CC_KERNEL |
| 30 | |
| 31 | CC_UNUSED static char *cc_strstr(const char *file) { |
| 32 | #if CC_KERNEL |
| 33 | (void) file; |
| 34 | #else |
| 35 | const char cc_char []="corecrypto"; |
| 36 | char *p=strstr(file, cc_char); |
| 37 | if (p) return (p+strlen(cc_char)+1); |
| 38 | #endif |
| 39 | return NULL; |
| 40 | } |
| 41 | |
| 42 | #define __CC_DEBUG_REQUIRE_MESSAGE(name, assertion, label, message, file, line, value) \ |
| 43 | {char *___t = cc_strstr(file); cc_printf( "require: %s, %s%s:%d\n", assertion, (message!=0) ? message : "", ___t==NULL?file:___t, line);} |
| 44 | |
| 45 | #endif // CORECRYPTO_DEBUG_ENABLE_CC_REQUIRE_PRINTS |
| 46 | |
| 47 | #ifndef cc_require |
| 48 | #if (__CC_DEBUG_ASSERT_PRODUCTION_CODE) || (!CORECRYPTO_DEBUG_ENABLE_CC_REQUIRE_PRINTS) |
| 49 | #if defined(_WIN32) && defined (__clang__) |
| 50 | #define cc_require(assertion, exceptionLabel) \ |
| 51 | do { \ |
| 52 | if (!(assertion) ) { \ |
| 53 | goto exceptionLabel; \ |
| 54 | } \ |
| 55 | } while ( 0 ) |
| 56 | #else |
| 57 | #define cc_require(assertion, exceptionLabel) \ |
| 58 | do { \ |
| 59 | if ( __builtin_expect(!(assertion), 0) ) { \ |
| 60 | goto exceptionLabel; \ |
| 61 | } \ |
| 62 | } while ( 0 ) |
| 63 | #endif |
| 64 | #else |
| 65 | #define cc_require(assertion, exceptionLabel) \ |
| 66 | do { \ |
| 67 | if ( __builtin_expect(!(assertion), 0) ) { \ |
| 68 | __CC_DEBUG_REQUIRE_MESSAGE(__CC_DEBUG_ASSERT_COMPONENT_NAME_STRING, \ |
| 69 | #assertion, #exceptionLabel, 0, __FILE__, __LINE__, 0); \ |
| 70 | goto exceptionLabel; \ |
| 71 | } \ |
| 72 | } while ( 0 ) |
| 73 | #endif |
| 74 | #endif |
| 75 | |
| 76 | #ifndef cc_require_action |
| 77 | #if __CC_DEBUG_ASSERT_PRODUCTION_CODE || (!CORECRYPTO_DEBUG_ENABLE_CC_REQUIRE_PRINTS) |
| 78 | #if defined(_WIN32) && defined(__clang__) |
| 79 | #define cc_require_action(assertion, exceptionLabel, action) \ |
| 80 | do \ |
| 81 | { \ |
| 82 | if (!(assertion)) \ |
| 83 | { \ |
| 84 | { \ |
| 85 | action; \ |
| 86 | } \ |
| 87 | goto exceptionLabel; \ |
| 88 | } \ |
| 89 | } while ( 0 ) |
| 90 | #else |
| 91 | #define cc_require_action(assertion, exceptionLabel, action) \ |
| 92 | do \ |
| 93 | { \ |
| 94 | if ( __builtin_expect(!(assertion), 0) ) \ |
| 95 | { \ |
| 96 | { \ |
| 97 | action; \ |
| 98 | } \ |
| 99 | goto exceptionLabel; \ |
| 100 | } \ |
| 101 | } while ( 0 ) |
| 102 | #endif |
| 103 | #else |
| 104 | #define cc_require_action(assertion, exceptionLabel, action) \ |
| 105 | do \ |
| 106 | { \ |
| 107 | if ( __builtin_expect(!(assertion), 0) ) \ |
| 108 | { \ |
| 109 | __CC_DEBUG_REQUIRE_MESSAGE( \ |
| 110 | __CC_DEBUG_ASSERT_COMPONENT_NAME_STRING, \ |
| 111 | #assertion, #exceptionLabel, 0, __FILE__, __LINE__, 0); \ |
| 112 | { \ |
| 113 | action; \ |
| 114 | } \ |
| 115 | goto exceptionLabel; \ |
| 116 | } \ |
| 117 | } while ( 0 ) |
| 118 | #endif |
| 119 | #endif |
| 120 | |
| 121 | #ifndef cc_require_or_return |
| 122 | #if (__CC_DEBUG_ASSERT_PRODUCTION_CODE) || (!CORECRYPTO_DEBUG_ENABLE_CC_REQUIRE_PRINTS) |
| 123 | #if defined(_WIN32) && defined (__clang__) |
| 124 | #define cc_require_or_return(assertion, value) \ |
| 125 | do { \ |
| 126 | if (!(assertion) ) { \ |
| 127 | return value; \ |
| 128 | } \ |
| 129 | } while ( 0 ) |
| 130 | #else |
| 131 | #define cc_require_or_return(assertion, value) \ |
| 132 | do { \ |
| 133 | if ( __builtin_expect(!(assertion), 0) ) { \ |
| 134 | return value; \ |
| 135 | } \ |
| 136 | } while ( 0 ) |
| 137 | #endif |
| 138 | #else |
| 139 | #define cc_require_or_return(assertion, value) \ |
| 140 | do { \ |
| 141 | if ( __builtin_expect(!(assertion), 0) ) { \ |
| 142 | __CC_DEBUG_REQUIRE_MESSAGE(__CC_DEBUG_ASSERT_COMPONENT_NAME_STRING, \ |
| 143 | #assertion, #exceptionLabel, 0, __FILE__, __LINE__, 0); \ |
| 144 | return value; \ |
| 145 | } \ |
| 146 | } while ( 0 ) |
| 147 | #endif |
| 148 | #endif |
| 149 | |
| 150 | #endif /* _CORECRYPTO_CC_MACROS_H_ */ |