From aa87a7472745485ebb4b190725119836348679e7 Mon Sep 17 00:00:00 2001
From: gVisor bot <gvisor-bot@google.com>
Date: Thu, 27 Oct 2022 11:25:18 +0800
Subject: [PATCH] Fix: macOS Ventura process name match

---
 component/process/process_darwin.go | 25 +++++++++++++++++++------
 1 file changed, 19 insertions(+), 6 deletions(-)

diff --git a/component/process/process_darwin.go b/component/process/process_darwin.go
index 5615b985..7fc83965 100644
--- a/component/process/process_darwin.go
+++ b/component/process/process_darwin.go
@@ -3,6 +3,8 @@ package process
 import (
 	"encoding/binary"
 	"net/netip"
+	"strconv"
+	"strings"
 	"syscall"
 	"unsafe"
 
@@ -15,6 +17,22 @@ const (
 	proccallnumpidinfo  = 0x2
 )
 
+var structSize = func() int {
+	value, _ := syscall.Sysctl("kern.osproductversion")
+	major, _, _ := strings.Cut(value, ".")
+	n, _ := strconv.ParseInt(major, 10, 64)
+	switch true {
+	case n >= 13:
+		return 408
+	default:
+		// from darwin-xnu/bsd/netinet/in_pcblist.c:get_pcblist_n
+		// size/offset are round up (aligned) to 8 bytes in darwin
+		// rup8(sizeof(xinpcb_n)) + rup8(sizeof(xsocket_n)) +
+		// 2 * rup8(sizeof(xsockbuf_n)) + rup8(sizeof(xsockstat_n))
+		return 384
+	}
+}()
+
 func resolveSocketByNetlink(network string, ip netip.Addr, srcPort int) (int32, int32, error) {
 	return 0, 0, ErrPlatformNotSupport
 }
@@ -38,12 +56,7 @@ func findProcessName(network string, ip netip.Addr, port int) (int32, string, er
 	}
 
 	buf := []byte(value)
-
-	// from darwin-xnu/bsd/netinet/in_pcblist.c:get_pcblist_n
-	// size/offset are round up (aligned) to 8 bytes in darwin
-	// rup8(sizeof(xinpcb_n)) + rup8(sizeof(xsocket_n)) +
-	// 2 * rup8(sizeof(xsockbuf_n)) + rup8(sizeof(xsockstat_n))
-	itemSize := 384
+	itemSize := structSize
 	if network == TCP {
 		// rup8(sizeof(xtcpcb_n))
 		itemSize += 208