mirror of
https://github.com/v2fly/v2ray-core.git
synced 2024-12-22 18:17:52 -05:00
111 lines
2.5 KiB
Go
111 lines
2.5 KiB
Go
package kcp
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import (
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"crypto/cipher"
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v2net "v2ray.com/core/common/net"
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"v2ray.com/core/transport/internet"
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)
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// GetMTUValue returns the value of MTU settings.
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func (v *Config) GetMTUValue() uint32 {
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if v == nil || v.Mtu == nil {
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return 1350
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}
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return v.Mtu.Value
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}
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// GetTTIValue returns the value of TTI settings.
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func (v *Config) GetTTIValue() uint32 {
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if v == nil || v.Tti == nil {
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return 50
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}
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return v.Tti.Value
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}
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// GetUplinkCapacityValue returns the value of UplinkCapacity settings.
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func (v *Config) GetUplinkCapacityValue() uint32 {
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if v == nil || v.UplinkCapacity == nil {
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return 5
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}
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return v.UplinkCapacity.Value
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}
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// GetDownlinkCapacityValue returns the value of DownlinkCapacity settings.
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func (v *Config) GetDownlinkCapacityValue() uint32 {
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if v == nil || v.DownlinkCapacity == nil {
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return 20
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}
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return v.DownlinkCapacity.Value
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}
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// GetWriteBufferSize returns the size of WriterBuffer in bytes.
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func (v *Config) GetWriteBufferSize() uint32 {
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if v == nil || v.WriteBuffer == nil {
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return 2 * 1024 * 1024
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}
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return v.WriteBuffer.Size
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}
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// GetReadBufferSize returns the size of ReadBuffer in bytes.
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func (v *Config) GetReadBufferSize() uint32 {
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if v == nil || v.ReadBuffer == nil {
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return 2 * 1024 * 1024
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}
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return v.ReadBuffer.Size
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}
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// GetSecurity returns the security settings.
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func (v *Config) GetSecurity() (cipher.AEAD, error) {
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return NewSimpleAuthenticator(), nil
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}
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func (v *Config) GetPackerHeader() (internet.PacketHeader, error) {
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if v.HeaderConfig != nil {
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rawConfig, err := v.HeaderConfig.GetInstance()
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if err != nil {
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return nil, err
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}
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return internet.CreatePacketHeader(v.HeaderConfig.Type, rawConfig)
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}
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return nil, nil
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}
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func (v *Config) GetSendingInFlightSize() uint32 {
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size := v.GetUplinkCapacityValue() * 1024 * 1024 / v.GetMTUValue() / (1000 / v.GetTTIValue())
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if size < 8 {
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size = 8
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}
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return size
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}
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func (v *Config) GetSendingBufferSize() uint32 {
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return v.GetWriteBufferSize() / v.GetMTUValue()
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}
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func (v *Config) GetReceivingInFlightSize() uint32 {
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size := v.GetDownlinkCapacityValue() * 1024 * 1024 / v.GetMTUValue() / (1000 / v.GetTTIValue())
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if size < 8 {
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size = 8
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}
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return size
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}
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func (v *Config) GetReceivingBufferSize() uint32 {
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return v.GetReadBufferSize() / v.GetMTUValue()
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}
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func (v *Config) IsConnectionReuse() bool {
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if v == nil || v.ConnectionReuse == nil {
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return true
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}
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return v.ConnectionReuse.Enable
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}
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func init() {
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internet.RegisterNetworkConfigCreator(v2net.Network_KCP, func() interface{} {
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return new(Config)
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})
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}
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