mfbt/MSIntTypes.h

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 // ISO C9x  compliant inttypes.h for Microsoft Visual Studio
     2 // Based on ISO/IEC 9899:TC2 Committee draft (May 6, 2005) WG14/N1124 
     3 // 
     4 //  Copyright (c) 2006 Alexander Chemeris
     5 // 
     6 // Redistribution and use in source and binary forms, with or without
     7 // modification, are permitted provided that the following conditions are met:
     8 // 
     9 //   1. Redistributions of source code must retain the above copyright notice,
    10 //      this list of conditions and the following disclaimer.
    11 // 
    12 //   2. Redistributions in binary form must reproduce the above copyright
    13 //      notice, this list of conditions and the following disclaimer in the
    14 //      documentation and/or other materials provided with the distribution.
    15 // 
    16 //   3. The name of the author may be used to endorse or promote products
    17 //      derived from this software without specific prior written permission.
    18 // 
    19 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
    20 // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
    21 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
    22 // EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
    23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
    24 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
    25 // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
    26 // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
    27 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
    28 // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    29 // 
    30 ///////////////////////////////////////////////////////////////////////////////
    32 #ifndef _MSC_VER // [
    33 #error "Use this header only with Microsoft Visual C++ compilers!"
    34 #endif // _MSC_VER ]
    36 #ifndef _MSC_INTTYPES_H_ // [
    37 #define _MSC_INTTYPES_H_
    39 #if _MSC_VER > 1000
    40 #pragma once
    41 #endif
    43 #include <stdint.h>
    45 // 7.8 Format conversion of integer types
    47 typedef struct {
    48    intmax_t quot;
    49    intmax_t rem;
    50 } imaxdiv_t;
    52 // 7.8.1 Macros for format specifiers
    54 #if !defined(__cplusplus) || defined(__STDC_FORMAT_MACROS) // [   See footnote 185 at page 198
    56 // The fprintf macros for signed integers are:
    57 #define PRId8       "d"
    58 #define PRIi8       "i"
    59 #define PRIdLEAST8  "d"
    60 #define PRIiLEAST8  "i"
    61 #define PRIdFAST8   "d"
    62 #define PRIiFAST8   "i"
    64 #define PRId16       "hd"
    65 #define PRIi16       "hi"
    66 #define PRIdLEAST16  "hd"
    67 #define PRIiLEAST16  "hi"
    68 #define PRIdFAST16   "hd"
    69 #define PRIiFAST16   "hi"
    71 #define PRId32       "I32d"
    72 #define PRIi32       "I32i"
    73 #define PRIdLEAST32  "I32d"
    74 #define PRIiLEAST32  "I32i"
    75 #define PRIdFAST32   "I32d"
    76 #define PRIiFAST32   "I32i"
    78 #define PRId64       "I64d"
    79 #define PRIi64       "I64i"
    80 #define PRIdLEAST64  "I64d"
    81 #define PRIiLEAST64  "I64i"
    82 #define PRIdFAST64   "I64d"
    83 #define PRIiFAST64   "I64i"
    85 #define PRIdMAX     "I64d"
    86 #define PRIiMAX     "I64i"
    88 #define PRIdPTR     "Id"
    89 #define PRIiPTR     "Ii"
    91 // The fprintf macros for unsigned integers are:
    92 #define PRIo8       "o"
    93 #define PRIu8       "u"
    94 #define PRIx8       "x"
    95 #define PRIX8       "X"
    96 #define PRIoLEAST8  "o"
    97 #define PRIuLEAST8  "u"
    98 #define PRIxLEAST8  "x"
    99 #define PRIXLEAST8  "X"
   100 #define PRIoFAST8   "o"
   101 #define PRIuFAST8   "u"
   102 #define PRIxFAST8   "x"
   103 #define PRIXFAST8   "X"
   105 #define PRIo16       "ho"
   106 #define PRIu16       "hu"
   107 #define PRIx16       "hx"
   108 #define PRIX16       "hX"
   109 #define PRIoLEAST16  "ho"
   110 #define PRIuLEAST16  "hu"
   111 #define PRIxLEAST16  "hx"
   112 #define PRIXLEAST16  "hX"
   113 #define PRIoFAST16   "ho"
   114 #define PRIuFAST16   "hu"
   115 #define PRIxFAST16   "hx"
   116 #define PRIXFAST16   "hX"
   118 #define PRIo32       "I32o"
   119 #define PRIu32       "I32u"
   120 #define PRIx32       "I32x"
   121 #define PRIX32       "I32X"
   122 #define PRIoLEAST32  "I32o"
   123 #define PRIuLEAST32  "I32u"
   124 #define PRIxLEAST32  "I32x"
   125 #define PRIXLEAST32  "I32X"
   126 #define PRIoFAST32   "I32o"
   127 #define PRIuFAST32   "I32u"
   128 #define PRIxFAST32   "I32x"
   129 #define PRIXFAST32   "I32X"
   131 #define PRIo64       "I64o"
   132 #define PRIu64       "I64u"
   133 #define PRIx64       "I64x"
   134 #define PRIX64       "I64X"
   135 #define PRIoLEAST64  "I64o"
   136 #define PRIuLEAST64  "I64u"
   137 #define PRIxLEAST64  "I64x"
   138 #define PRIXLEAST64  "I64X"
   139 #define PRIoFAST64   "I64o"
   140 #define PRIuFAST64   "I64u"
   141 #define PRIxFAST64   "I64x"
   142 #define PRIXFAST64   "I64X"
   144 #define PRIoMAX     "I64o"
   145 #define PRIuMAX     "I64u"
   146 #define PRIxMAX     "I64x"
   147 #define PRIXMAX     "I64X"
   149 #define PRIoPTR     "Io"
   150 #define PRIuPTR     "Iu"
   151 #define PRIxPTR     "Ix"
   152 #define PRIXPTR     "IX"
   154 // DO NOT SUPPORT THE scanf MACROS!  See the comment at the top of
   155 // IntegerPrintfMacros.h.
   157 #endif // __STDC_FORMAT_MACROS ]
   159 // 7.8.2 Functions for greatest-width integer types
   161 // 7.8.2.1 The imaxabs function
   162 #define imaxabs _abs64
   164 // 7.8.2.2 The imaxdiv function
   166 // This is modified version of div() function from Microsoft's div.c found
   167 // in %MSVC.NET%\crt\src\div.c
   168 #ifdef STATIC_IMAXDIV // [
   169 static
   170 #else // STATIC_IMAXDIV ][
   171 _inline
   172 #endif // STATIC_IMAXDIV ]
   173 imaxdiv_t __cdecl imaxdiv(intmax_t numer, intmax_t denom)
   174 {
   175    imaxdiv_t result;
   177    result.quot = numer / denom;
   178    result.rem = numer % denom;
   180    if (numer < 0 && result.rem > 0) {
   181       // did division wrong; must fix up
   182       ++result.quot;
   183       result.rem -= denom;
   184    }
   186    return result;
   187 }
   189 // 7.8.2.3 The strtoimax and strtoumax functions
   190 #define strtoimax _strtoi64
   191 #define strtoumax _strtoui64
   193 // 7.8.2.4 The wcstoimax and wcstoumax functions
   194 #define wcstoimax _wcstoi64
   195 #define wcstoumax _wcstoui64
   198 #endif // _MSC_INTTYPES_H_ ]

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