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_PPC64,
  31         ARCHITECTURE_IA64,
  32         ARCHITECTURE_PARISC,
  33         ARCHITECTURE_PARISC64,
  34         ARCHITECTURE_S390,
  35         ARCHITECTURE_S390X,
  36         ARCHITECTURE_SPARC,
  37         ARCHITECTURE_SPARC64,
  38         ARCHITECTURE_MIPS,
  39         ARCHITECTURE_MIPS64,
  40         ARCHITECTURE_ALPHA,
  41         ARCHITECTURE_ARM,
  42         ARCHITECTURE_ARM_BE,
  43         ARCHITECTURE_ARM64,
  44         ARCHITECTURE_ARM64_BE,
  45         ARCHITECTURE_SH,
  46         ARCHITECTURE_SH64,
  47         ARCHITECTURE_M68K,
  48         _ARCHITECTURE_MAX,
  49         _ARCHITECTURE_INVALID = -1
  50 } Architecture;
  51
  52 Architecture uname_architecture(void);
  53
  54 #if defined(__x86_64__)
  55 #  define native_architecture() ARCHITECTURE_X86_64
  56 #elif defined(__i386__)
  57 #  define native_architecture() ARCHITECTURE_X86
  58 #elif defined(__powerpc64__)
  59 #  define native_architecture() ARCHITECTURE_PPC64
  60 #elif defined(__powerpc__)
  61 #  define native_architecture() ARCHITECTURE_PPC
  62 #elif defined(__ia64__)
  63 #  define native_architecture() ARCHITECTURE_IA64
  64 #elif defined(__hppa64__)
  65 #  define native_architecture() ARCHITECTURE_PARISC64
  66 #elif defined(__hppa__)
  67 #  define native_architecture() ARCHITECTURE_PARISC
  68 #elif defined(__s390x__)
  69 #  define native_architecture() ARCHITECTURE_S390X
  70 #elif defined(__s390__)
  71 #  define native_architecture() ARCHITECTURE_S390
  72 #elif defined(__sparc64__)
  73 #  define native_architecture() ARCHITECTURE_SPARC64
  74 #elif defined(__sparc__)
  75 #  define native_architecture() ARCHITECTURE_SPARC
  76 #elif defined(__mips64__)
  77 #  define native_architecture() ARCHITECTURE_MIPS64
  78 #elif defined(__mips__)
  79 #  define native_architecture() ARCHITECTURE_MIPS
  80 #elif defined(__alpha__)
  81 #  define native_architecture() ARCHITECTURE_ALPHA
  82 #elif defined(__aarch64__)
  83 #  if defined(WORDS_BIGENDIAN)
  84 #    define native_architecture() ARCHITECTURE_ARM64_BE
  85 #  else
  86 #    define native_architecture() ARCHITECTURE_ARM64
  87 #  endif
  88 #elif defined(__arm__)
  89 #  if defined(WORDS_BIGENDIAN)
  90 #    define native_architecture() ARCHITECTURE_ARM_BE
  91 #  else
  92 #    define native_architecture() ARCHITECTURE_ARM
  93 #  endif
  94 #elif defined(__sh64__)
  95 #  define native_architecture() ARCHITECTURE_SH64
  96 #elif defined(__sh__)
  97 #  define native_architecture() ARCHITECTURE_SH
  98 #elif defined(__m68k__)
  99 #  define native_architecture() ARCHITECTURE_M68K
 100 #else
 101 #error "Please register your architecture here!"
 102 #endif
 103
 104 const char *architecture_to_string(Architecture a) _const_;
 105 Architecture architecture_from_string(const char *s) _pure_;