eburet-oss/sing-tun-lx
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Improve checksum usages

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This commit is contained in:
世界 2025-08-27 11:03:17 +08:00
parent f9bbb15bfb
commit adc106bcf6
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GPG key ID: CD109927C34A63C4
9 changed files with 23 additions and 45 deletions
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4
ping/socket_linux_unprivileged.go
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@ -8,7 +8,6 @@ import (
"sync"
"time"
"github.com/sagernet/sing-tun/internal/gtcpip/checksum"
"github.com/sagernet/sing-tun/internal/gtcpip/header"
"github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/buf"
@ -130,8 +129,7 @@ func (c *UnprivilegedConn) fetchResponse(conn *net.UDPConn, identifier uint16) {
if !c.destination.Is6() {
icmpHdr := header.ICMPv4(buffer.Bytes())
icmpHdr.SetIdent(identifier)
icmpHdr.SetChecksum(0)
icmpHdr.SetChecksum(header.ICMPv4Checksum(icmpHdr[:header.ICMPv4MinimumSize], checksum.Checksum(icmpHdr.Payload(), 0)))
icmpHdr.SetChecksum(header.ICMPv4Checksum(icmpHdr, 0))
} else {
icmpHdr := header.ICMPv6(buffer.Bytes())
icmpHdr.SetIdent(identifier)