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Feat: refine the logic of security type AUTO (#1913)

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* Feat: refine the logic of security type AUTO

https://cs.opensource.google/go/go/+/master:src/crypto/tls/cipher_suites.go;drc=9e6cd3985dbcdcfe0ed2075be6dbe8c5d6de59cb;l=364

* fix fmt
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Hellojack 2022-08-20 03:56:32 +08:00 committed by GitHub
parent 0a0fecbfe8
commit a8b0991b52
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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 (
"runtime"
"golang.org/x/sys/cpu"
"github.com/v2fly/v2ray-core/v5/common/bitmask"
"github.com/v2fly/v2ray-core/v5/common/net"
"github.com/v2fly/v2ray-core/v5/common/uuid"
@ -79,9 +81,21 @@ type CommandSwitchAccount struct {
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 {
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_CHACHA20_POLY1305