include/openssl/opensslconf.h.in

   1 /*
   2  * {- join("\n * ", @autowarntext) -}
   3  *
   4  * Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved.
   5  *
   6  * Licensed under the Apache License 2.0 (the "License").  You may not use
   7  * this file except in compliance with the License.  You can obtain a copy
   8  * in the file LICENSE in the source distribution or at
   9  * https://www.openssl.org/source/license.html
  10  */
  11
  12 #include <openssl/opensslv.h>
  13
  14 #ifndef HEADER_OPENSSLCONF_H
  15 # define HEADER_OPENSSLCONF_H
  16
  17 # ifdef  __cplusplus
  18 extern "C" {
  19 # endif
  20
  21 # ifdef OPENSSL_ALGORITHM_DEFINES
  22 #  error OPENSSL_ALGORITHM_DEFINES no longer supported
  23 # endif
  24
  25 /*
  26  * OpenSSL was configured with the following options:
  27  */
  28
  29 {- if (@{$config{openssl_sys_defines}}) {
  30       foreach (@{$config{openssl_sys_defines}}) {
  31         $OUT .= "# ifndef $_\n";
  32         $OUT .= "#  define $_ 1\n";
  33         $OUT .= "# endif\n";
  34       }
  35     }
  36     foreach (@{$config{openssl_api_defines}}) {
  37         (my $macro, my $value) = $_ =~ /^(.*?)=(.*?)$/;
  38         $OUT .= "# define $macro $value\n";
  39     }
  40     if (@{$config{openssl_feature_defines}}) {
  41       foreach (@{$config{openssl_feature_defines}}) {
  42         $OUT .= "# ifndef $_\n";
  43         $OUT .= "#  define $_\n";
  44         $OUT .= "# endif\n";
  45       }
  46     }
  47     "";
  48 -}
  49
  50 /*
  51  * Sometimes OPENSSSL_NO_xxx ends up with an empty file and some compilers
  52  * don't like that.  This will hopefully silence them.
  53  */
  54 # define NON_EMPTY_TRANSLATION_UNIT static void *dummy = &dummy;
  55
  56 /*
  57  * Applications should use -DOPENSSL_API_COMPAT=<version> to suppress the
  58  * declarations of functions deprecated in or before <version>.  If this is
  59  * undefined, the value of the macro OPENSSL_API_MIN above is the default.
  60  *
  61  * For any version number up until version 1.1.x, <version> is expected to be
  62  * the calculated version number 0xMNNFFPPSL.  For version numbers 3.0.0 and
  63  * on, <version> is expected to be only the major version number (i.e. 3 for
  64  * version 3.0.0).
  65  */
  66 # ifndef DECLARE_DEPRECATED
  67 #  define DECLARE_DEPRECATED(f)   f;
  68 #  ifdef __GNUC__
  69 #   if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 0)
  70 #    undef DECLARE_DEPRECATED
  71 #    define DECLARE_DEPRECATED(f)    f __attribute__ ((deprecated));
  72 #   endif
  73 #  endif
  74 # endif
  75
  76 /*
  77  * We convert the OPENSSL_API_COMPAT value to an API level.  The API level
  78  * is the major version number for 3.0.0 and on.  For earlier versions, it
  79  * uses this scheme, which is close enough for our purposes:
  80  *
  81  *      0.x.y   0       (0.9.8 was the last release in this series)
  82  *      1.0.x   1       (1.0.2 was the last release in this series)
  83  *      1.1.x   2       (1.1.1 was the last release in this series)
  84  */
  85
  86 /* In case someone defined both */
  87 # if defined(OPENSSL_API_COMPAT) && defined(OPENSSL_API_LEVEL)
  88 #  error "Disallowed to defined both OPENSSL_API_COMPAT and OPENSSL_API_LEVEL"
  89 # endif
  90
  91 # ifndef OPENSSL_API_COMPAT
  92 #  define OPENSSL_API_LEVEL OPENSSL_MIN_API
  93 # else
  94 #  if (OPENSSL_API_COMPAT < 0x1000L) /* Major version numbers up to 16777215 */
  95 #   define OPENSSL_API_LEVEL OPENSSL_API_COMPAT
  96 #  elif (OPENSSL_API_COMPAT & 0xF0000000L) == 0x00000000L
  97 #   define OPENSSL_API_LEVEL 0
  98 #  elif (OPENSSL_API_COMPAT & 0xFFF00000L) == 0x10000000L
  99 #   define OPENSSL_API_LEVEL 1
 100 #  elif (OPENSSL_API_COMPAT & 0xFFF00000L) == 0x10100000L
 101 #   define OPENSSL_API_LEVEL 2
 102 #  else
 103 / * Major number 3 to 15 */
 104 #   define OPENSSL_API_LEVEL ((OPENSSL_API_COMPAT >> 28) & 0xF)
 105 #  endif
 106 # endif
 107
 108 /*
 109  * Do not deprecate things to be deprecated in version 4.0 before the
 110  * OpenSSL version number matches.
 111  */
 112 # if OPENSSL_VERSION_MAJOR < 4
 113 #  define DEPRECATEDIN_4(f)       f;
 114 #  define OPENSSL_API_4 0
 115 # elif OPENSSL_API_LEVEL < 4
 116 #  define DEPRECATEDIN_4(f)       DECLARE_DEPRECATED(f)
 117 #  define OPENSSL_API_4 0
 118 # else
 119 #  define DEPRECATEDIN_4(f)
 120 #  define OPENSSL_API_4 1
 121 # endif
 122
 123 # if OPENSSL_API_LEVEL < 3
 124 #  define DEPRECATEDIN_3(f)       DECLARE_DEPRECATED(f)
 125 #  define OPENSSL_API_3 0
 126 # else
 127 #  define DEPRECATEDIN_3(f)
 128 #  define OPENSSL_API_3 1
 129 # endif
 130
 131 # if OPENSSL_API_LEVEL < 2
 132 #  define DEPRECATEDIN_1_1_0(f)   DECLARE_DEPRECATED(f)
 133 #  define OPENSSL_API_1_1_0 0
 134 # else
 135 #  define DEPRECATEDIN_1_1_0(f)
 136 #  define OPENSSL_API_1_1_0 1
 137 # endif
 138
 139 # if OPENSSL_API_LEVEL < 1
 140 #  define DEPRECATEDIN_1_0_0(f)   DECLARE_DEPRECATED(f)
 141 #  define OPENSSL_API_1_0_0 0
 142 # else
 143 #  define DEPRECATEDIN_1_0_0(f)
 144 #  define OPENSSL_API_1_0_0 1
 145 # endif
 146
 147 # if OPENSSL_API_LEVEL < 0
 148 #  define DEPRECATEDIN_0_9_8(f)   DECLARE_DEPRECATED(f)
 149 #  define OPENSSL_API_0_9_8 0
 150 # else
 151 #  define DEPRECATEDIN_0_9_8(f)
 152 #  define OPENSSL_API_0_9_8 1
 153 # endif
 154
 155 # ifndef OPENSSL_FILE
 156 #  ifdef OPENSSL_NO_FILENAMES
 157 #   define OPENSSL_FILE ""
 158 #   define OPENSSL_LINE 0
 159 #  else
 160 #   define OPENSSL_FILE __FILE__
 161 #   define OPENSSL_LINE __LINE__
 162 #  endif
 163 # endif
 164
 165 /* Generate 80386 code? */
 166 {- $config{processor} eq "386" ? "# define" : "# undef" -} I386_ONLY
 167
 168 /*
 169  * The following are cipher-specific, but are part of the public API.
 170  */
 171 # if !defined(OPENSSL_SYS_UEFI)
 172 {- $config{bn_ll} ? "#  define" : "#  undef" -} BN_LLONG
 173 /* Only one for the following should be defined */
 174 {- $config{b64l} ? "#  define" : "#  undef" -} SIXTY_FOUR_BIT_LONG
 175 {- $config{b64}  ? "#  define" : "#  undef" -} SIXTY_FOUR_BIT
 176 {- $config{b32}  ? "#  define" : "#  undef" -} THIRTY_TWO_BIT
 177 # endif
 178
 179 # define RC4_INT {- $config{rc4_int} -}
 180
 181 # ifdef  __cplusplus
 182 }
 183 # endif
 184 #endif                          /* HEADER_OPENSSLCONF_H */