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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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16
sys_conn_helper_linux.go
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@ -3,8 +3,6 @@
package quic
import (
"errors"
"fmt"
"syscall"
"golang.org/x/sys/unix"
@ -24,19 +22,9 @@ const (
const batchSize = 8 // needs to smaller than MaxUint8 (otherwise the type of oobConn.readPos has to be changed)
func forceSetReceiveBuffer(c interface{}, bytes int) error {
conn, ok := c.(interface {
SyscallConn() (syscall.RawConn, error)
})
if !ok {
return errors.New("doesn't have a SyscallConn")
}
rawConn, err := conn.SyscallConn()
if err != nil {
return fmt.Errorf("couldn't get syscall.RawConn: %w", err)
}
func forceSetReceiveBuffer(c syscall.RawConn, bytes int) error {
var serr error
if err := rawConn.Control(func(fd uintptr) {
if err := c.Control(func(fd uintptr) {
serr = unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, unix.SO_RCVBUFFORCE, bytes)
}); err != nil {
return err