#ifndef _WIMLIB_UTIL_H
#define _WIMLIB_UTIL_H
+#include "config.h"
+#include "wimlib_tchar.h"
+
#include <stdio.h>
#include <stdbool.h>
#include <stddef.h>
#include <inttypes.h>
#include <sys/types.h>
-#include "config.h"
#ifdef __GNUC__
-# define WIMLIBAPI __attribute__((visibility("default")))
-# define NOINLINE __attribute__((noinline))
+# if defined(__CYGWIN__) || defined(__WIN32__)
+# define WIMLIBAPI __declspec(dllexport)
+# else
+# define WIMLIBAPI __attribute__((visibility("default")))
+# endif
# define ALWAYS_INLINE inline __attribute__((always_inline))
+# define PACKED __attribute__((packed))
# define FORMAT(type, format_str, args_start) \
- __attribute__((format(type, format_str, args_start)))
+ /*__attribute__((format(type, format_str, args_start))) */
# if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)
# define COLD __attribute__((cold))
-# define HOT __attribute__((hot))
# else
# define COLD
-# define HOT
# endif
#else
# define WIMLIBAPI
-# define NOINLINE
# define ALWAYS_INLINE inline
# define FORMAT(type, format_str, args_start)
# define COLD
-# define HOT
+# define PACKED
#endif /* __GNUC__ */
+
+#if 0
+#ifdef WITH_FUSE
+#define atomic_inc(ptr) \
+ __sync_fetch_and_add(ptr, 1)
+
+#define atomic_dec(ptr) \
+ __sync_sub_and_fetch(ptr, 1)
+#endif
+#endif
+
+#ifndef _NTFS_TYPES_H
typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;
-typedef unsigned uint;
+#endif
+
+
+/* A pointer to 'utf16lechar' indicates a UTF-16LE encoded string */
+typedef u16 utf16lechar;
+
+#define TMALLOC(n) MALLOC((n) * sizeof(tchar))
+
+/* encoding.c */
+extern void
+iconv_global_cleanup();
+
+extern bool wimlib_mbs_is_utf8;
+#define DECLARE_CHAR_CONVERSION_FUNCTIONS(varname1, varname2, \
+ chartype1, chartype2) \
+ \
+extern int \
+varname1##_to_##varname2(const chartype1 *in, size_t in_nbytes, \
+ chartype2 **out_ret, \
+ size_t *out_nbytes_ret); \
+ \
+extern int \
+varname1##_to_##varname2##_nbytes(const chartype1 *in, size_t in_nbytes,\
+ size_t *out_nbytes_ret); \
+ \
+extern int \
+varname1##_to_##varname2##_buf(const chartype1 *in, size_t in_nbytes, \
+ chartype2 *out);
+
+
+#if !TCHAR_IS_UTF16LE
+DECLARE_CHAR_CONVERSION_FUNCTIONS(utf16le, tstr, utf16lechar, tchar);
+DECLARE_CHAR_CONVERSION_FUNCTIONS(tstr, utf16le, tchar, utf16lechar);
+#endif
+
+extern int
+utf8_to_tstr_simple(const char *utf8str, tchar **out);
+
+extern int
+tstr_to_utf8_simple(const tchar *tstr, char **out);
+
+#ifndef min
#define min(a, b) ({ typeof(a) __a = (a); typeof(b) __b = (b); \
(__a < __b) ? __a : __b; })
+#endif
+
+#ifndef max
#define max(a, b) ({ typeof(a) __a = (a); typeof(b) __b = (b); \
(__a > __b) ? __a : __b; })
+#endif
+
+#ifndef swap
#define swap(a, b) ({typeof(a) _a = a; (a) = (b); (b) = _a;})
+#endif
+
+/**
+ * container_of - cast a member of a structure out to the containing structure
+ * @ptr: the pointer to the member.
+ * @type: the type of the container struct this is embedded in.
+ * @member: the name of the member within the struct.
+ *
+ */
+#ifndef container_of
+#define container_of(ptr, type, member) ({ \
+ const typeof( ((type *)0)->member ) *__mptr = (ptr); \
+ (type *)( (char *)__mptr - offsetof(type,member) );})
+#endif
+
+#define DIV_ROUND_UP(numerator, denominator) \
+ (((numerator) + (denominator) - 1) / (denominator))
+
+#define MODULO_NONZERO(numerator, denominator) \
+ (((numerator) % (denominator)) ? ((numerator) % (denominator)) : (denominator))
#define ARRAY_LEN(array) (sizeof(array) / sizeof((array)[0]))
/* Used for buffering FILE IO in a few places */
#define BUFFER_SIZE 4096
+static inline void FORMAT(printf, 1, 2)
+dummy_tprintf(const tchar *format, ...)
+{
+}
+
#ifdef ENABLE_ERROR_MESSAGES
-extern bool __wimlib_print_errors;
-extern void wimlib_error(const char *format, ...)
- FORMAT(printf, 1, 2) COLD;
-extern void wimlib_warning(const char *format, ...)
- FORMAT(printf, 1, 2) COLD;
-# define ERROR wimlib_error
-# define WARNING wimlib_warning
-#else
-# define ERROR(format, ...)
-# define WARNING(format, ...)
-#endif /* ENABLE_ERROR_MESSAGES */
-
-#if defined(ENABLE_DEBUG) || defined(ENABLE_MORE_DEBUG)
-# include <errno.h>
-# define DEBUG(format, ...) \
- ({ \
- int __errno_save = errno; \
- fprintf(stdout, "[%s %d] %s(): " format, \
- __FILE__, __LINE__, __func__, ## __VA_ARGS__); \
- fflush(stdout); \
- errno = __errno_save; \
- })
+extern void
+wimlib_error(const tchar *format, ...) FORMAT(printf, 1, 2) COLD;
+
+extern void
+wimlib_error_with_errno(const tchar *format, ...) FORMAT(printf, 1, 2) COLD;
+
+extern void
+wimlib_warning(const tchar *format, ...) FORMAT(printf, 1, 2) COLD;
+
+extern void
+wimlib_warning_with_errno(const tchar *format, ...) FORMAT(printf, 1, 2) COLD;
+# define ERROR(format, ...) wimlib_error(T(format), ## __VA_ARGS__)
+# define ERROR_WITH_ERRNO(format, ...) wimlib_error_with_errno(T(format), ## __VA_ARGS__)
+# define WARNING(format, ...) wimlib_warning(T(format), ## __VA_ARGS__)
+# define WARNING_WITH_ERRNO(format, ...) wimlib_warning(T(format), ## __VA_ARGS__)
+#else /* ENABLE_ERROR_MESSAGES */
+# define ERROR(format, ...) dummy_tprintf(T(format), ## __VA_ARGS__)
+# define ERROR_WITH_ERRNO(format, ...) dummy_tprintf(T(format), ## __VA_ARGS__)
+# define WARNING(format, ...) dummy_tprintf(T(format), ## __VA_ARGS__)
+# define WARNING_WITH_ERRNO(format, ...) dummy_tprintf(T(format), ## __VA_ARGS__)
+#endif /* !ENABLE_ERROR_MESSAGES */
+
+#if defined(ENABLE_MORE_DEBUG) && !defined(ENABLE_DEBUG)
+# define ENABLE_DEBUG 1
+#endif
+
+#if defined(ENABLE_MORE_ASSERTIONS) && !defined(ENABLE_ASSERTIONS)
+# define ENABLE_ASSERTIONS 1
+#endif
+
+#ifdef ENABLE_DEBUG
+extern void
+wimlib_debug(const tchar *file, int line, const char *func,
+ const tchar *format, ...);
+# define DEBUG(format, ...) \
+ wimlib_debug(T(__FILE__), __LINE__, __func__, T(format), ## __VA_ARGS__);
#else
-# define DEBUG(format, ...)
-#endif /* ENABLE_DEBUG || ENABLE_MORE_DEBUG */
+# define DEBUG(format, ...) dummy_tprintf(T(format), ## __VA_ARGS__)
+#endif /* !ENABLE_DEBUG */
#ifdef ENABLE_MORE_DEBUG
-# define DEBUG2(format, ...) DEBUG(format, ## __VA_ARGS__)
+# define DEBUG2(format, ...) DEBUG(format, ## __VA_ARGS__)
#else
-# define DEBUG2(format, ...)
-#endif /* ENABLE_DEBUG */
+# define DEBUG2(format, ...) dummy_tprintf(T(format), ## __VA_ARGS__)
+#endif /* !ENABLE_MORE_DEBUG */
#ifdef ENABLE_ASSERTIONS
#include <assert.h>
-# define wimlib_assert(expr) assert(expr)
+# define wimlib_assert(expr) assert(expr)
#else
-# define wimlib_assert(expr)
-#endif
+# define wimlib_assert(expr)
+#endif /* !ENABLE_ASSERTIONS */
+
+#ifdef ENABLE_MORE_ASSERTIONS
+# define wimlib_assert2(expr) wimlib_assert(expr)
+#else
+# define wimlib_assert2(expr)
+#endif /* !ENABLE_MORE_ASSERTIONS */
+#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))
#ifdef ENABLE_CUSTOM_MEMORY_ALLOCATOR
extern void *(*wimlib_malloc_func)(size_t);
extern void (*wimlib_free_func)(void *);
-extern void *(*wimlib_realloc)(void *, size_t);
+extern void *(*wimlib_realloc_func)(void *, size_t);
extern void *wimlib_calloc(size_t nmemb, size_t size);
+#ifdef __WIN32__
+extern wchar_t *wimlib_wcsdup(const wchar_t *str);
+#endif
extern char *wimlib_strdup(const char *str);
-# define MALLOC wimlib_malloc_func
-# define FREE wimlib_free_func
-# define REALLOC wimlib_realloc_func
-# define CALLOC wimlib_calloc
-# define STRDUP wimlib_strdup
-#else
-# include <stdlib.h>
-# include <string.h>
-# define MALLOC malloc
-# define FREE free
-# define REALLOC realloc
-# define CALLOC calloc
-# define STRDUP strdup
-#endif /* ENABLE_CUSTOM_MEMORY_ALLOCATOR */
-
-
-extern char *utf16_to_utf8(const char *utf16_str, size_t utf16_len,
- size_t *utf8_len_ret);
-
-extern char *utf8_to_utf16(const char *utf8_str, size_t utf8_len,
- size_t *utf16_len_ret);
-
-extern void randomize_byte_array(void *p, size_t n);
-
-extern void randomize_char_array_with_alnum(char p[], size_t n);
-
-extern int sha1sum(const char *filename, void *buf);
+# define MALLOC wimlib_malloc_func
+# define FREE wimlib_free_func
+# define REALLOC wimlib_realloc_func
+# define CALLOC wimlib_calloc
+# define STRDUP wimlib_strdup
+# define WSTRDUP wimlib_wcsdup
+#else /* ENABLE_CUSTOM_MEMORY_ALLOCATOR */
+# include <stdlib.h>
+# include <string.h>
+# define MALLOC malloc
+# define FREE free
+# define REALLOC realloc
+# define CALLOC calloc
+# define STRDUP strdup
+# define WSTRDUP wcsdup
+#endif /* !ENABLE_CUSTOM_MEMORY_ALLOCATOR */
-extern const char *path_next_part(const char *path,
- size_t *first_part_len_ret);
-extern const char *path_basename(const char *path);
+/* util.c */
+extern void
+randomize_byte_array(u8 *p, size_t n);
-extern void to_parent_name(char buf[], size_t len);
+extern void
+randomize_char_array_with_alnum(tchar p[], size_t n);
-extern void print_string(const void *string, size_t len);
+const tchar *
+path_basename_with_len(const tchar *path, size_t len);
-extern int get_num_path_components(const char *path);
+const tchar *
+path_basename(const tchar *path);
-extern ssize_t full_write(int fd, const void *buf, size_t n);
+extern const tchar *
+path_stream_name(const tchar *path);
-static inline void print_byte_field(const u8 field[], size_t len)
+static inline void
+print_byte_field(const u8 field[], size_t len)
{
while (len--)
- printf("%02hhx", *field++);
+ tprintf(T("%02hhx"), *field++);
}
+static inline u32
+bsr32(u32 n)
+{
+#if defined(__x86__) || defined(__x86_64__)
+ asm("bsrl %0, %0;"
+ : "=r"(n)
+ : "0" (n));
+ return n;
+#else
+ u32 pow = 0;
+ while ((n >>= 1) != 0)
+ pow++;
+ return pow;
+#endif
+}
+
+#ifdef __WIN32__
+# define wimlib_fprintf fwprintf
+# define wimlib_printf wprintf
+#else /* __WIN32__ */
+extern int
+wimlib_fprintf(FILE *fp, const tchar *format, ...) FORMAT(printf, 2, 3);
+
+extern int
+wimlib_printf(const tchar *format, ...) FORMAT(printf, 1, 2);
+#endif /* !__WIN32__ */
+
+extern void
+zap_backslashes(tchar *s);
#endif /* _WIMLIB_UTIL_H */