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_MAX,
  51         _ARCHITECTURE_INVALID = -1
  52 } Architecture;
  53
  54 Architecture uname_architecture(void);
  55
  56 #if defined(__x86_64__)
  57 #  define native_architecture() ARCHITECTURE_X86_64
  58 #elif defined(__i386__)
  59 #  define native_architecture() ARCHITECTURE_X86
  60 #elif defined(__powerpc64__)
  61 #  if defined(WORDS_BIGENDIAN)
  62 #    define native_architecture() ARCHITECTURE_PPC64
  63 #  else
  64 #    define native_architecture() ARCHITECTURE_PPC64_LE
  65 #  endif
  66 #elif defined(__powerpc__)
  67 #  if defined(WORDS_BIGENDIAN)
  68 #    define native_architecture() ARCHITECTURE_PPC
  69 #  else
  70 #    define native_architecture() ARCHITECTURE_PPC_LE
  71 #  endif
  72 #elif defined(__ia64__)
  73 #  define native_architecture() ARCHITECTURE_IA64
  74 #elif defined(__hppa64__)
  75 #  define native_architecture() ARCHITECTURE_PARISC64
  76 #elif defined(__hppa__)
  77 #  define native_architecture() ARCHITECTURE_PARISC
  78 #elif defined(__s390x__)
  79 #  define native_architecture() ARCHITECTURE_S390X
  80 #elif defined(__s390__)
  81 #  define native_architecture() ARCHITECTURE_S390
  82 #elif defined(__sparc64__)
  83 #  define native_architecture() ARCHITECTURE_SPARC64
  84 #elif defined(__sparc__)
  85 #  define native_architecture() ARCHITECTURE_SPARC
  86 #elif defined(__mips64__)
  87 #  define native_architecture() ARCHITECTURE_MIPS64
  88 #elif defined(__mips__)
  89 #  define native_architecture() ARCHITECTURE_MIPS
  90 #elif defined(__alpha__)
  91 #  define native_architecture() ARCHITECTURE_ALPHA
  92 #elif defined(__aarch64__)
  93 #  if defined(WORDS_BIGENDIAN)
  94 #    define native_architecture() ARCHITECTURE_ARM64_BE
  95 #  else
  96 #    define native_architecture() ARCHITECTURE_ARM64
  97 #  endif
  98 #elif defined(__arm__)
  99 #  if defined(WORDS_BIGENDIAN)
 100 #    define native_architecture() ARCHITECTURE_ARM_BE
 101 #  else
 102 #    define native_architecture() ARCHITECTURE_ARM
 103 #  endif
 104 #elif defined(__sh64__)
 105 #  define native_architecture() ARCHITECTURE_SH64
 106 #elif defined(__sh__)
 107 #  define native_architecture() ARCHITECTURE_SH
 108 #elif defined(__m68k__)
 109 #  define native_architecture() ARCHITECTURE_M68K
 110 #else
 111 #error "Please register your architecture here!"
 112 #endif
 113
 114 const char *architecture_to_string(Architecture a) _const_;
 115 Architecture architecture_from_string(const char *s) _pure_;