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|
package osarch
import (
"fmt"
"slices"
)
// nolint:revive
const (
ARCH_UNKNOWN = 0
ARCH_32BIT_INTEL_X86 = 1
ARCH_64BIT_INTEL_X86 = 2
ARCH_32BIT_ARMV7_LITTLE_ENDIAN = 3
ARCH_64BIT_ARMV8_LITTLE_ENDIAN = 4
ARCH_32BIT_POWERPC_BIG_ENDIAN = 5
ARCH_64BIT_POWERPC_BIG_ENDIAN = 6
ARCH_64BIT_POWERPC_LITTLE_ENDIAN = 7
ARCH_64BIT_S390_BIG_ENDIAN = 8
ARCH_32BIT_MIPS = 9
ARCH_64BIT_MIPS = 10
ARCH_32BIT_RISCV_LITTLE_ENDIAN = 11
ARCH_64BIT_RISCV_LITTLE_ENDIAN = 12
ARCH_32BIT_ARMV6_LITTLE_ENDIAN = 13
ARCH_32BIT_ARMV8_LITTLE_ENDIAN = 14
ARCH_64BIT_LOONGARCH = 15
)
var architectureNames = map[int]string{
ARCH_32BIT_INTEL_X86: "i686",
ARCH_64BIT_INTEL_X86: "x86_64",
ARCH_32BIT_ARMV6_LITTLE_ENDIAN: "armv6l",
ARCH_32BIT_ARMV7_LITTLE_ENDIAN: "armv7l",
ARCH_32BIT_ARMV8_LITTLE_ENDIAN: "armv8l",
ARCH_64BIT_ARMV8_LITTLE_ENDIAN: "aarch64",
ARCH_32BIT_POWERPC_BIG_ENDIAN: "ppc",
ARCH_64BIT_POWERPC_BIG_ENDIAN: "ppc64",
ARCH_64BIT_POWERPC_LITTLE_ENDIAN: "ppc64le",
ARCH_64BIT_S390_BIG_ENDIAN: "s390x",
ARCH_32BIT_MIPS: "mips",
ARCH_64BIT_MIPS: "mips64",
ARCH_32BIT_RISCV_LITTLE_ENDIAN: "riscv32",
ARCH_64BIT_RISCV_LITTLE_ENDIAN: "riscv64",
ARCH_64BIT_LOONGARCH: "loongarch64",
}
var architectureAliases = map[int][]string{
ARCH_32BIT_INTEL_X86: {"i386", "i586", "386", "x86", "generic_32"},
ARCH_64BIT_INTEL_X86: {"amd64", "generic_64"},
ARCH_32BIT_ARMV6_LITTLE_ENDIAN: {"armel", "arm"},
ARCH_32BIT_ARMV7_LITTLE_ENDIAN: {"armhf", "armhfp", "armv7a_hardfp", "armv7", "armv7a_vfpv3_hardfp"},
ARCH_32BIT_ARMV8_LITTLE_ENDIAN: {},
ARCH_64BIT_ARMV8_LITTLE_ENDIAN: {"arm64", "arm64_generic"},
ARCH_32BIT_POWERPC_BIG_ENDIAN: {"powerpc"},
ARCH_64BIT_POWERPC_BIG_ENDIAN: {"powerpc64", "ppc64"},
ARCH_64BIT_POWERPC_LITTLE_ENDIAN: {"ppc64el"},
ARCH_32BIT_MIPS: {"mipsel", "mipsle"},
ARCH_64BIT_MIPS: {"mips64el", "mips64le"},
ARCH_32BIT_RISCV_LITTLE_ENDIAN: {},
ARCH_64BIT_RISCV_LITTLE_ENDIAN: {},
ARCH_64BIT_LOONGARCH: {"loong64"},
}
var architecturePersonalities = map[int]string{
ARCH_32BIT_INTEL_X86: "linux32",
ARCH_64BIT_INTEL_X86: "linux64",
ARCH_32BIT_ARMV6_LITTLE_ENDIAN: "linux32",
ARCH_32BIT_ARMV7_LITTLE_ENDIAN: "linux32",
ARCH_32BIT_ARMV8_LITTLE_ENDIAN: "linux32",
ARCH_64BIT_ARMV8_LITTLE_ENDIAN: "linux64",
ARCH_32BIT_POWERPC_BIG_ENDIAN: "linux32",
ARCH_64BIT_POWERPC_BIG_ENDIAN: "linux64",
ARCH_64BIT_POWERPC_LITTLE_ENDIAN: "linux64",
ARCH_64BIT_S390_BIG_ENDIAN: "linux64",
ARCH_32BIT_MIPS: "linux32",
ARCH_64BIT_MIPS: "linux64",
ARCH_32BIT_RISCV_LITTLE_ENDIAN: "linux32",
ARCH_64BIT_RISCV_LITTLE_ENDIAN: "linux64",
ARCH_64BIT_LOONGARCH: "linux64",
}
var architectureSupportedPersonalities = map[int][]int{
ARCH_32BIT_INTEL_X86: {},
ARCH_64BIT_INTEL_X86: {ARCH_32BIT_INTEL_X86},
ARCH_32BIT_ARMV6_LITTLE_ENDIAN: {},
ARCH_32BIT_ARMV7_LITTLE_ENDIAN: {ARCH_32BIT_ARMV6_LITTLE_ENDIAN},
ARCH_32BIT_ARMV8_LITTLE_ENDIAN: {ARCH_32BIT_ARMV6_LITTLE_ENDIAN, ARCH_32BIT_ARMV7_LITTLE_ENDIAN},
ARCH_64BIT_ARMV8_LITTLE_ENDIAN: {ARCH_32BIT_ARMV6_LITTLE_ENDIAN, ARCH_32BIT_ARMV7_LITTLE_ENDIAN, ARCH_32BIT_ARMV8_LITTLE_ENDIAN},
ARCH_32BIT_POWERPC_BIG_ENDIAN: {},
ARCH_64BIT_POWERPC_BIG_ENDIAN: {ARCH_32BIT_POWERPC_BIG_ENDIAN},
ARCH_64BIT_POWERPC_LITTLE_ENDIAN: {},
ARCH_64BIT_S390_BIG_ENDIAN: {},
ARCH_32BIT_MIPS: {},
ARCH_64BIT_MIPS: {ARCH_32BIT_MIPS},
ARCH_32BIT_RISCV_LITTLE_ENDIAN: {},
ARCH_64BIT_RISCV_LITTLE_ENDIAN: {},
ARCH_64BIT_LOONGARCH: {},
}
// ArchitectureDefault is the fallback architecture when the local architecture can't be properly detected.
const ArchitectureDefault = "x86_64"
// ArchitectureName converts an architecture ID to its name.
func ArchitectureName(arch int) (string, error) {
archName, exists := architectureNames[arch]
if exists {
return archName, nil
}
return "unknown", fmt.Errorf("Architecture isn't supported: %d", arch)
}
// ArchitectureID converts an architecture name to its ID.
func ArchitectureID(arch string) (int, error) {
for archID, archName := range architectureNames {
if archName == arch {
return archID, nil
}
}
for archID, archAliases := range architectureAliases {
if slices.Contains(archAliases, arch) {
return archID, nil
}
}
return ARCH_UNKNOWN, fmt.Errorf("Architecture isn't supported: %s", arch)
}
// ArchitecturePersonality returns the kernel personality name for the architecture.
func ArchitecturePersonality(arch int) (string, error) {
archPersonality, exists := architecturePersonalities[arch]
if exists {
return archPersonality, nil
}
return "", fmt.Errorf("Architecture isn't supported: %d", arch)
}
// ArchitecturePersonalities returns the list of personalities for the provided architecture.
func ArchitecturePersonalities(arch int) ([]int, error) {
personalities, exists := architectureSupportedPersonalities[arch]
if exists {
return personalities, nil
}
return []int{}, fmt.Errorf("Architecture isn't supported: %d", arch)
}
// ArchitectureGetLocalID returns the local hardware architecture ID.
func ArchitectureGetLocalID() (int, error) {
name, err := ArchitectureGetLocal()
if err != nil {
return -1, err
}
id, err := ArchitectureID(name)
if err != nil {
return -1, err
}
return id, nil
}
// SupportedArchitectures returns the list of all supported architectures.
func SupportedArchitectures() []string {
result := []string{}
for _, archName := range architectureNames {
result = append(result, archName)
}
return result
}
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