12 # define WIMLIBAPI __attribute__((visibility("default")))
13 # define NOINLINE __attribute__((noinline))
14 # define ALWAYS_INLINE inline __attribute__((always_inline))
15 # define FORMAT(type, format_str, args_start) \
16 __attribute__((format(type, format_str, args_start)))
17 # if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)
18 # define COLD __attribute__((cold))
19 # define HOT __attribute__((hot))
27 # define ALWAYS_INLINE inline
28 # define FORMAT(type, format_str, args_start)
39 typedef unsigned uint;
42 #define min(a, b) ({ typeof(a) __a = (a); typeof(b) __b = (b); \
43 (__a < __b) ? __a : __b; })
47 #define max(a, b) ({ typeof(a) __a = (a); typeof(b) __b = (b); \
48 (__a > __b) ? __a : __b; })
52 #define swap(a, b) ({typeof(a) _a = a; (a) = (b); (b) = _a;})
55 #define ARRAY_LEN(array) (sizeof(array) / sizeof((array)[0]))
57 #define ZERO_ARRAY(array) memset(array, 0, sizeof(array))
59 /* Used for buffering FILE IO in a few places */
60 #define BUFFER_SIZE 4096
62 #ifdef ENABLE_ERROR_MESSAGES
63 extern bool __wimlib_print_errors;
64 extern void wimlib_error(const char *format, ...)
65 FORMAT(printf, 1, 2) COLD;
66 extern void wimlib_error_with_errno(const char *format, ...)
67 FORMAT(printf, 1, 2) COLD;
68 extern void wimlib_warning(const char *format, ...)
69 FORMAT(printf, 1, 2) COLD;
70 # define ERROR wimlib_error
71 # define ERROR_WITH_ERRNO wimlib_error_with_errno
72 # define WARNING wimlib_warning
74 # define ERROR(format, ...)
75 # define ERROR_WITH_ERRNO(format, ...)
76 # define WARNING(format, ...)
77 #endif /* ENABLE_ERROR_MESSAGES */
79 #if defined(ENABLE_DEBUG) || defined(ENABLE_MORE_DEBUG)
81 # define DEBUG(format, ...) \
83 int __errno_save = errno; \
84 fprintf(stdout, "[%s %d] %s(): " format, \
85 __FILE__, __LINE__, __func__, ## __VA_ARGS__); \
88 errno = __errno_save; \
92 # define DEBUG(format, ...)
93 #endif /* ENABLE_DEBUG || ENABLE_MORE_DEBUG */
95 #ifdef ENABLE_MORE_DEBUG
96 # define DEBUG2(format, ...) DEBUG(format, ## __VA_ARGS__)
98 # define DEBUG2(format, ...)
99 #endif /* ENABLE_DEBUG */
101 #ifdef ENABLE_ASSERTIONS
103 # define wimlib_assert(expr) assert(expr)
105 # define wimlib_assert(expr)
109 #ifdef ENABLE_CUSTOM_MEMORY_ALLOCATOR
110 extern void *(*wimlib_malloc_func)(size_t);
111 extern void (*wimlib_free_func)(void *);
112 extern void *(*wimlib_realloc_func)(void *, size_t);
113 extern void *wimlib_calloc(size_t nmemb, size_t size);
114 extern char *wimlib_strdup(const char *str);
115 # define MALLOC wimlib_malloc_func
116 # define FREE wimlib_free_func
117 # define REALLOC wimlib_realloc_func
118 # define CALLOC wimlib_calloc
119 # define STRDUP wimlib_strdup
123 # define MALLOC malloc
125 # define REALLOC realloc
126 # define CALLOC calloc
127 # define STRDUP strdup
128 #endif /* ENABLE_CUSTOM_MEMORY_ALLOCATOR */
131 extern char *utf16_to_utf8(const char *utf16_str, size_t utf16_len,
132 size_t *utf8_len_ret);
134 extern char *utf8_to_utf16(const char *utf8_str, size_t utf8_len,
135 size_t *utf16_len_ret);
137 extern void randomize_byte_array(u8 *p, size_t n);
139 extern void randomize_char_array_with_alnum(char p[], size_t n);
141 extern const char *path_next_part(const char *path,
142 size_t *first_part_len_ret);
144 extern const char *path_basename(const char *path);
146 extern const char *path_stream_name(const char *path);
148 extern void to_parent_name(char buf[], size_t len);
150 extern void print_string(const void *string, size_t len);
152 extern int get_num_path_components(const char *path);
154 extern ssize_t full_write(int fd, const void *buf, size_t n);
156 static inline void print_byte_field(const u8 field[], size_t len)
159 printf("%02hhx", *field++);
163 #endif /* _WIMLIB_UTIL_H */