root/Zend/zend_long.h

INCLUDED FROM

   1 /*
   2    +----------------------------------------------------------------------+
   3    | Zend Engine                                                          |
   4    +----------------------------------------------------------------------+
   5    | Copyright (c) 1998-2016 Zend Technologies Ltd. (http://www.zend.com) |
   6    +----------------------------------------------------------------------+
   7    | This source file is subject to version 2.00 of the Zend license,     |
   8    | that is bundled with this package in the file LICENSE, and is        |
   9    | available through the world-wide-web at the following url:           |
  10    | http://www.zend.com/license/2_00.txt.                                |
  11    | If you did not receive a copy of the Zend license and are unable to  |
  12    | obtain it through the world-wide-web, please send a note to          |
  13    | license@zend.com so we can mail you a copy immediately.              |
  14    +----------------------------------------------------------------------+
  15    | Authors: Anatol Belski <ab@php.net>                                  |
  16    +----------------------------------------------------------------------+
  17 */
  18 
  19 /* $Id$ */
  20 
  21 
  22 #ifndef ZEND_LONG_H
  23 #define ZEND_LONG_H
  24 
  25 #include "main/php_stdint.h"
  26 
  27 /* This is the heart of the whole int64 enablement in zval. */
  28 #if defined(__x86_64__) || defined(__LP64__) || defined(_LP64) || defined(_WIN64)
  29 # define ZEND_ENABLE_ZVAL_LONG64 1
  30 #endif
  31 
  32 /* Integer types. */
  33 #ifdef ZEND_ENABLE_ZVAL_LONG64
  34 typedef int64_t zend_long;
  35 typedef uint64_t zend_ulong;
  36 typedef int64_t zend_off_t;
  37 # define ZEND_LONG_MAX INT64_MAX
  38 # define ZEND_LONG_MIN INT64_MIN
  39 # define ZEND_ULONG_MAX UINT64_MAX
  40 # define Z_L(i) INT64_C(i)
  41 # define Z_UL(i) UINT64_C(i)
  42 # define SIZEOF_ZEND_LONG 8
  43 #else
  44 typedef int32_t zend_long;
  45 typedef uint32_t zend_ulong;
  46 typedef int32_t zend_off_t;
  47 # define ZEND_LONG_MAX INT32_MAX
  48 # define ZEND_LONG_MIN INT32_MIN
  49 # define ZEND_ULONG_MAX UINT32_MAX
  50 # define Z_L(i) INT32_C(i)
  51 # define Z_UL(i) UINT32_C(i)
  52 # define SIZEOF_ZEND_LONG 4
  53 #endif
  54 
  55 
  56 /* Conversion macros. */
  57 #define ZEND_LTOA_BUF_LEN 65
  58 
  59 #ifdef ZEND_ENABLE_ZVAL_LONG64
  60 # define ZEND_LONG_FMT "%" PRId64
  61 # define ZEND_ULONG_FMT "%" PRIu64
  62 # define ZEND_LONG_FMT_SPEC PRId64
  63 # define ZEND_ULONG_FMT_SPEC PRIu64
  64 # ifdef ZEND_WIN32
  65 #  define ZEND_LTOA(i, s, len) _i64toa_s((i), (s), (len), 10)
  66 #  define ZEND_ATOL(i, s) i = _atoi64((s))
  67 #  define ZEND_STRTOL(s0, s1, base) _strtoi64((s0), (s1), (base))
  68 #  define ZEND_STRTOUL(s0, s1, base) _strtoui64((s0), (s1), (base))
  69 #  define ZEND_STRTOL_PTR _strtoi64
  70 #  define ZEND_STRTOUL_PTR _strtoui64
  71 #  define ZEND_ABS _abs64
  72 # else
  73 #  define ZEND_LTOA(i, s, len) \
  74         do { \
  75                 int st = snprintf((s), (len), ZEND_LONG_FMT, (i)); \
  76                 (s)[st] = '\0'; \
  77         } while (0)
  78 #  define ZEND_ATOL(i, s) (i) = atoll((s))
  79 #  define ZEND_STRTOL(s0, s1, base) strtoll((s0), (s1), (base))
  80 #  define ZEND_STRTOUL(s0, s1, base) strtoull((s0), (s1), (base))
  81 #  define ZEND_STRTOL_PTR strtoll
  82 #  define ZEND_STRTOUL_PTR strtoull
  83 #  define ZEND_ABS imaxabs
  84 # endif
  85 #else
  86 # define ZEND_STRTOL(s0, s1, base) strtol((s0), (s1), (base))
  87 # define ZEND_STRTOUL(s0, s1, base) strtoul((s0), (s1), (base))
  88 # define ZEND_LONG_FMT "%" PRId32
  89 # define ZEND_ULONG_FMT "%" PRIu32
  90 # define ZEND_LONG_FMT_SPEC PRId32
  91 # define ZEND_ULONG_FMT_SPEC PRIu32
  92 # ifdef ZEND_WIN32
  93 #  define ZEND_LTOA(i, s, len) _ltoa_s((i), (s), (len), 10)
  94 #  define ZEND_ATOL(i, s) i = atol((s))
  95 # else
  96 #  define ZEND_LTOA(i, s, len) \
  97         do { \
  98                 int st = snprintf((s), (len), ZEND_LONG_FMT, (i)); \
  99                 (s)[st] = '\0'; \
 100         } while (0)
 101 #  define ZEND_ATOL(i, s) (i) = atol((s))
 102 # endif
 103 # define ZEND_STRTOL_PTR strtol
 104 # define ZEND_STRTOUL_PTR strtoul
 105 # define ZEND_ABS abs
 106 #endif
 107 
 108 #if SIZEOF_ZEND_LONG == 4
 109 # define MAX_LENGTH_OF_LONG 11
 110 # define LONG_MIN_DIGITS "2147483648"
 111 #elif SIZEOF_ZEND_LONG == 8
 112 # define MAX_LENGTH_OF_LONG 20
 113 # define LONG_MIN_DIGITS "9223372036854775808"
 114 #else
 115 # error "Unknown SIZEOF_ZEND_LONG"
 116 #endif
 117 
 118 static const char long_min_digits[] = LONG_MIN_DIGITS;
 119 
 120 #endif /* ZEND_LONG_H */
 121 
 122 /*
 123  * Local variables:
 124  * tab-width: 4
 125  * c-basic-offset: 4
 126  * indent-tabs-mode: t
 127  * End:
 128  */