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Refine the logic of security type AUTO (#1509)

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Hellojack 2023-01-09 19:14:03 +08:00 committed by GitHub
parent 7b8ff01114
commit 717518cb5f
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1 changed files with 15 additions and 1 deletions
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16
common/protocol/headers.go
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@ -3,6 +3,8 @@ package protocol
import ( import (
"runtime" "runtime"
"golang.org/x/sys/cpu"
"github.com/xtls/xray-core/common/bitmask" "github.com/xtls/xray-core/common/bitmask"
"github.com/xtls/xray-core/common/net" "github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/common/uuid" "github.com/xtls/xray-core/common/uuid"
@ -79,9 +81,21 @@ type CommandSwitchAccount struct {
ValidMin byte ValidMin byte
} }
var (
hasGCMAsmAMD64 = cpu.X86.HasAES && cpu.X86.HasPCLMULQDQ
hasGCMAsmARM64 = cpu.ARM64.HasAES && cpu.ARM64.HasPMULL
// Keep in sync with crypto/aes/cipher_s390x.go.
hasGCMAsmS390X = cpu.S390X.HasAES && cpu.S390X.HasAESCBC && cpu.S390X.HasAESCTR &&
(cpu.S390X.HasGHASH || cpu.S390X.HasAESGCM)
hasAESGCMHardwareSupport = runtime.GOARCH == "amd64" && hasGCMAsmAMD64 ||
runtime.GOARCH == "arm64" && hasGCMAsmARM64 ||
runtime.GOARCH == "s390x" && hasGCMAsmS390X
)
func (sc *SecurityConfig) GetSecurityType() SecurityType { func (sc *SecurityConfig) GetSecurityType() SecurityType {
if sc == nil || sc.Type == SecurityType_AUTO { if sc == nil || sc.Type == SecurityType_AUTO {
if runtime.GOARCH == "amd64" || runtime.GOARCH == "s390x" || runtime.GOARCH == "arm64" { if hasAESGCMHardwareSupport {
return SecurityType_AES128_GCM return SecurityType_AES128_GCM
} }
return SecurityType_CHACHA20_POLY1305 return SecurityType_CHACHA20_POLY1305