src/shared/architecture.h

   1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
   2
   3 #pragma once
   4
   5 /***
   6   This file is part of systemd.
   7
   8   Copyright 2014 Lennart Poettering
   9
  10   systemd is free software; you can redistribute it and/or modify it
  11   under the terms of the GNU Lesser General Public License as published by
  12   the Free Software Foundation; either version 2.1 of the License, or
  13   (at your option) any later version.
  14
  15   systemd is distributed in the hope that it will be useful, but
  16   WITHOUT ANY WARRANTY; without even the implied warranty of
  17   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  18   Lesser General Public License for more details.
  19
  20   You should have received a copy of the GNU Lesser General Public License
  21   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  22 ***/
  23
  24 #include "util.h"
  25
  26 typedef enum Architecture {
  27         ARCHITECTURE_X86 = 0,
  28         ARCHITECTURE_X86_64,
  29         ARCHITECTURE_PPC,
  30         ARCHITECTURE_PPC_LE,
  31         ARCHITECTURE_PPC64,
  32         ARCHITECTURE_PPC64_LE,
  33         ARCHITECTURE_IA64,
  34         ARCHITECTURE_PARISC,
  35         ARCHITECTURE_PARISC64,
  36         ARCHITECTURE_S390,
  37         ARCHITECTURE_S390X,
  38         ARCHITECTURE_SPARC,
  39         ARCHITECTURE_SPARC64,
  40         ARCHITECTURE_MIPS,
  41         ARCHITECTURE_MIPS64,
  42         ARCHITECTURE_ALPHA,
  43         ARCHITECTURE_ARM,
  44         ARCHITECTURE_ARM_BE,
  45         ARCHITECTURE_ARM64,
  46         ARCHITECTURE_ARM64_BE,
  47         ARCHITECTURE_SH,
  48         ARCHITECTURE_SH64,
  49         ARCHITECTURE_M68K,
  50         ARCHITECTURE_TILEGX,
  51         ARCHITECTURE_CRIS,
  52         _ARCHITECTURE_MAX,
  53         _ARCHITECTURE_INVALID = -1
  54 } Architecture;
  55
  56 Architecture uname_architecture(void);
  57
  58 #if defined(__x86_64__)
  59 #  define native_architecture() ARCHITECTURE_X86_64
  60 #elif defined(__i386__)
  61 #  define native_architecture() ARCHITECTURE_X86
  62 #elif defined(__powerpc64__)
  63 #  if defined(WORDS_BIGENDIAN)
  64 #    define native_architecture() ARCHITECTURE_PPC64
  65 #  else
  66 #    define native_architecture() ARCHITECTURE_PPC64_LE
  67 #  endif
  68 #elif defined(__powerpc__)
  69 #  if defined(WORDS_BIGENDIAN)
  70 #    define native_architecture() ARCHITECTURE_PPC
  71 #  else
  72 #    define native_architecture() ARCHITECTURE_PPC_LE
  73 #  endif
  74 #elif defined(__ia64__)
  75 #  define native_architecture() ARCHITECTURE_IA64
  76 #elif defined(__hppa64__)
  77 #  define native_architecture() ARCHITECTURE_PARISC64
  78 #elif defined(__hppa__)
  79 #  define native_architecture() ARCHITECTURE_PARISC
  80 #elif defined(__s390x__)
  81 #  define native_architecture() ARCHITECTURE_S390X
  82 #elif defined(__s390__)
  83 #  define native_architecture() ARCHITECTURE_S390
  84 #elif defined(__sparc64__)
  85 #  define native_architecture() ARCHITECTURE_SPARC64
  86 #elif defined(__sparc__)
  87 #  define native_architecture() ARCHITECTURE_SPARC
  88 #elif defined(__mips64__)
  89 #  define native_architecture() ARCHITECTURE_MIPS64
  90 #elif defined(__mips__)
  91 #  define native_architecture() ARCHITECTURE_MIPS
  92 #elif defined(__alpha__)
  93 #  define native_architecture() ARCHITECTURE_ALPHA
  94 #elif defined(__aarch64__)
  95 #  if defined(WORDS_BIGENDIAN)
  96 #    define native_architecture() ARCHITECTURE_ARM64_BE
  97 #  else
  98 #    define native_architecture() ARCHITECTURE_ARM64
  99 #  endif
 100 #elif defined(__arm__)
 101 #  if defined(WORDS_BIGENDIAN)
 102 #    define native_architecture() ARCHITECTURE_ARM_BE
 103 #  else
 104 #    define native_architecture() ARCHITECTURE_ARM
 105 #  endif
 106 #elif defined(__sh64__)
 107 #  define native_architecture() ARCHITECTURE_SH64
 108 #elif defined(__sh__)
 109 #  define native_architecture() ARCHITECTURE_SH
 110 #elif defined(__m68k__)
 111 #  define native_architecture() ARCHITECTURE_M68K
 112 #elif defined(__tilegx__)
 113 #  define native_architecture() ARCHITECTURE_TILEGX
 114 #elif defined(__cris__)
 115 #  define native_architecture() ARCHITECTURE_CRIS
 116 #else
 117 #error "Please register your architecture here!"
 118 #endif
 119
 120 const char *architecture_to_string(Architecture a) _const_;
 121 Architecture architecture_from_string(const char *s) _pure_;