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simplify connection handling when setting the receive buffer

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This commit is contained in:
Marten Seemann 2023-05-08 13:04:18 +03:00
parent 1cd78f131f
commit 600502ab06
6 changed files with 38 additions and 54 deletions
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17
sys_conn_windows.go
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@ -3,9 +3,6 @@
package quic
import (
"errors"
"fmt"
"net"
"syscall"
"golang.org/x/sys/windows"
@ -15,20 +12,10 @@ func newConn(c OOBCapablePacketConn) (rawConn, error) {
return &basicConn{PacketConn: c}, nil
}
func inspectReadBuffer(c net.PacketConn) (int, error) {
conn, ok := c.(interface {
SyscallConn() (syscall.RawConn, error)
})
if !ok {
return 0, errors.New("doesn't have a SyscallConn")
}
rawConn, err := conn.SyscallConn()
if err != nil {
return 0, fmt.Errorf("couldn't get syscall.RawConn: %w", err)
}
func inspectReadBuffer(c syscall.RawConn) (int, error) {
var size int
var serr error
if err := rawConn.Control(func(fd uintptr) {
if err := c.Control(func(fd uintptr) {
size, serr = windows.GetsockoptInt(windows.Handle(fd), windows.SOL_SOCKET, windows.SO_RCVBUF)
}); err != nil {
return 0, err