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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once
#include <endian.h>
#include "macro.h"
#include "util.h"
/* A cleaned up architecture definition. We don't want to get lost in
* processor features, models, generations or even ABIs. Hence we
* focus on general family, and distinguish word width and
* endianness. */
enum {
ARCHITECTURE_X86 = 0,
ARCHITECTURE_X86_64,
ARCHITECTURE_PPC,
ARCHITECTURE_PPC_LE,
ARCHITECTURE_PPC64,
ARCHITECTURE_PPC64_LE,
ARCHITECTURE_IA64,
ARCHITECTURE_PARISC,
ARCHITECTURE_PARISC64,
ARCHITECTURE_S390,
ARCHITECTURE_S390X,
ARCHITECTURE_SPARC,
ARCHITECTURE_SPARC64,
ARCHITECTURE_MIPS,
ARCHITECTURE_MIPS_LE,
ARCHITECTURE_MIPS64,
ARCHITECTURE_MIPS64_LE,
ARCHITECTURE_ALPHA,
ARCHITECTURE_ARM,
ARCHITECTURE_ARM_BE,
ARCHITECTURE_ARM64,
ARCHITECTURE_ARM64_BE,
ARCHITECTURE_SH,
ARCHITECTURE_SH64,
ARCHITECTURE_M68K,
ARCHITECTURE_TILEGX,
ARCHITECTURE_CRIS,
ARCHITECTURE_NIOS2,
ARCHITECTURE_RISCV32,
ARCHITECTURE_RISCV64,
ARCHITECTURE_ARC,
ARCHITECTURE_ARC_BE,
_ARCHITECTURE_MAX,
_ARCHITECTURE_INVALID = -1
};
int uname_architecture(void);
/*
* LIB_ARCH_TUPLE should resolve to the local library path
* architecture tuple systemd is built for, according to the Debian
* tuple list:
*
* https://wiki.debian.org/Multiarch/Tuples
*
* This is used in library search paths that should understand
* Debian's paths on all distributions.
*/
#if defined(__x86_64__)
# define native_architecture() ARCHITECTURE_X86_64
# if defined(__ILP32__)
# define LIB_ARCH_TUPLE "x86_64-linux-gnux32"
# else
# define LIB_ARCH_TUPLE "x86_64-linux-gnu"
# endif
# define SECONDARY_ARCHITECTURE ARCHITECTURE_X86
#elif defined(__i386__)
# define native_architecture() ARCHITECTURE_X86
# define LIB_ARCH_TUPLE "i386-linux-gnu"
#elif defined(__powerpc64__)
# if __BYTE_ORDER == __BIG_ENDIAN
# define native_architecture() ARCHITECTURE_PPC64
# define LIB_ARCH_TUPLE "ppc64-linux-gnu"
# define SECONDARY_ARCHITECTURE ARCHITECTURE_PPC
# else
# define native_architecture() ARCHITECTURE_PPC64_LE
# define LIB_ARCH_TUPLE "powerpc64le-linux-gnu"
# define SECONDARY_ARCHITECTURE ARCHITECTURE_PPC_LE
# endif
#elif defined(__powerpc__)
# if __BYTE_ORDER == __BIG_ENDIAN
# define native_architecture() ARCHITECTURE_PPC
# if defined(__NO_FPRS__)
# define LIB_ARCH_TUPLE "powerpc-linux-gnuspe"
# else
# define LIB_ARCH_TUPLE "powerpc-linux-gnu"
# endif
# else
# define native_architecture() ARCHITECTURE_PPC_LE
# error "Missing LIB_ARCH_TUPLE for PPCLE"
# endif
#elif defined(__ia64__)
# define native_architecture() ARCHITECTURE_IA64
# define LIB_ARCH_TUPLE "ia64-linux-gnu"
#elif defined(__hppa64__)
# define native_architecture() ARCHITECTURE_PARISC64
# error "Missing LIB_ARCH_TUPLE for HPPA64"
#elif defined(__hppa__)
# define native_architecture() ARCHITECTURE_PARISC
# define LIB_ARCH_TUPLE "hppa‑linux‑gnu"
#elif defined(__s390x__)
# define native_architecture() ARCHITECTURE_S390X
# define LIB_ARCH_TUPLE "s390x-linux-gnu"
# define SECONDARY_ARCHITECTURE ARCHITECTURE_S390
#elif defined(__s390__)
# define native_architecture() ARCHITECTURE_S390
# define LIB_ARCH_TUPLE "s390-linux-gnu"
#elif defined(__sparc__) && defined (__arch64__)
# define native_architecture() ARCHITECTURE_SPARC64
# define LIB_ARCH_TUPLE "sparc64-linux-gnu"
#elif defined(__sparc__)
# define native_architecture() ARCHITECTURE_SPARC
# define LIB_ARCH_TUPLE "sparc-linux-gnu"
#elif defined(__mips64) && defined(__LP64__)
# if __BYTE_ORDER == __BIG_ENDIAN
# define native_architecture() ARCHITECTURE_MIPS64
# define LIB_ARCH_TUPLE "mips64-linux-gnuabi64"
# else
# define native_architecture() ARCHITECTURE_MIPS64_LE
# define LIB_ARCH_TUPLE "mips64el-linux-gnuabi64"
# endif
#elif defined(__mips64)
# if __BYTE_ORDER == __BIG_ENDIAN
# define native_architecture() ARCHITECTURE_MIPS64
# define LIB_ARCH_TUPLE "mips64-linux-gnuabin32"
# else
# define native_architecture() ARCHITECTURE_MIPS64_LE
# define LIB_ARCH_TUPLE "mips64el-linux-gnuabin32"
# endif
#elif defined(__mips__)
# if __BYTE_ORDER == __BIG_ENDIAN
# define native_architecture() ARCHITECTURE_MIPS
# define LIB_ARCH_TUPLE "mips-linux-gnu"
# else
# define native_architecture() ARCHITECTURE_MIPS_LE
# define LIB_ARCH_TUPLE "mipsel-linux-gnu"
# endif
#elif defined(__alpha__)
# define native_architecture() ARCHITECTURE_ALPHA
# define LIB_ARCH_TUPLE "alpha-linux-gnu"
#elif defined(__aarch64__)
# if __BYTE_ORDER == __BIG_ENDIAN
# define native_architecture() ARCHITECTURE_ARM64_BE
# define LIB_ARCH_TUPLE "aarch64_be-linux-gnu"
# else
# define native_architecture() ARCHITECTURE_ARM64
# define LIB_ARCH_TUPLE "aarch64-linux-gnu"
# define SECONDARY_ARCHITECTURE ARCHITECTURE_ARM
# endif
#elif defined(__arm__)
# if __BYTE_ORDER == __BIG_ENDIAN
# define native_architecture() ARCHITECTURE_ARM_BE
# if defined(__ARM_EABI__)
# if defined(__ARM_PCS_VFP)
# define LIB_ARCH_TUPLE "armeb-linux-gnueabihf"
# else
# define LIB_ARCH_TUPLE "armeb-linux-gnueabi"
# endif
# else
# define LIB_ARCH_TUPLE "armeb-linux-gnu"
# endif
# else
# define native_architecture() ARCHITECTURE_ARM
# if defined(__ARM_EABI__)
# if defined(__ARM_PCS_VFP)
# define LIB_ARCH_TUPLE "arm-linux-gnueabihf"
# else
# define LIB_ARCH_TUPLE "arm-linux-gnueabi"
# endif
# else
# define LIB_ARCH_TUPLE "arm-linux-gnu"
# endif
# endif
#elif defined(__sh64__)
# define native_architecture() ARCHITECTURE_SH64
# error "Missing LIB_ARCH_TUPLE for SH64"
#elif defined(__sh__)
# define native_architecture() ARCHITECTURE_SH
# if defined(__SH1__)
# define LIB_ARCH_TUPLE "sh1-linux-gnu"
# elif defined(__SH2__)
# define LIB_ARCH_TUPLE "sh2-linux-gnu"
# elif defined(__SH2A__)
# define LIB_ARCH_TUPLE "sh2a-linux-gnu"
# elif defined(__SH2E__)
# define LIB_ARCH_TUPLE "sh2e-linux-gnu"
# elif defined(__SH3__)
# define LIB_ARCH_TUPLE "sh3-linux-gnu"
# elif defined(__SH3E__)
# define LIB_ARCH_TUPLE "sh3e-linux-gnu"
# elif defined(__SH4__) && !defined(__SH4A__)
# define LIB_ARCH_TUPLE "sh4-linux-gnu"
# elif defined(__SH4A__)
# define LIB_ARCH_TUPLE "sh4a-linux-gnu"
# endif
#elif defined(__m68k__)
# define native_architecture() ARCHITECTURE_M68K
# define LIB_ARCH_TUPLE "m68k-linux-gnu"
#elif defined(__tilegx__)
# define native_architecture() ARCHITECTURE_TILEGX
# define LIB_ARCH_TUPLE "tilegx-linux-gnu"
#elif defined(__cris__)
# define native_architecture() ARCHITECTURE_CRIS
# error "Missing LIB_ARCH_TUPLE for CRIS"
#elif defined(__nios2__)
# define native_architecture() ARCHITECTURE_NIOS2
# define LIB_ARCH_TUPLE "nios2-linux-gnu"
#elif defined(__riscv__) || defined(__riscv)
/* __riscv__ is obsolete, remove in 2018 */
# if __SIZEOF_POINTER__ == 4
# define native_architecture() ARCHITECTURE_RISCV32
# define LIB_ARCH_TUPLE "riscv32-linux-gnu"
# elif __SIZEOF_POINTER__ == 8
# define native_architecture() ARCHITECTURE_RISCV64
# define LIB_ARCH_TUPLE "riscv64-linux-gnu"
# else
# error "Unrecognized riscv architecture variant"
# endif
#elif defined(__arc__)
# if __BYTE_ORDER == __BIG_ENDIAN
# define native_architecture() ARCHITECTURE_ARC_BE
# define LIB_ARCH_TUPLE "arceb-linux"
# else
# define native_architecture() ARCHITECTURE_ARC
# define LIB_ARCH_TUPLE "arc-linux"
# endif
#else
# error "Please register your architecture here!"
#endif
const char *architecture_to_string(int a) _const_;
int architecture_from_string(const char *s) _pure_;
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