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wintun: Adjust tunRWQueue.left member to match Wintun driver

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Signed-off-by: Simon Rozman <simon@rozman.si>
This commit is contained in:
Simon Rozman 2019-02-08 00:19:56 +01:00
parent c4988999ac
commit b13739ada2
1 changed files with 2 additions and 2 deletions
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4
tun/tun_windows.go
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@ -36,7 +36,7 @@ type tunPacket struct {
type tunRWQueue struct { type tunRWQueue struct {
numPackets uint32 numPackets uint32
packets [TUN_MAX_PACKET_EXCHANGE]tunPacket packets [TUN_MAX_PACKET_EXCHANGE]tunPacket
left uint32 left bool
} }
type nativeTun struct { type nativeTun struct {
@ -229,7 +229,7 @@ func (tun *nativeTun) Read(buff []byte, offset int) (int, error) {
} }
} }
if tun.rdBuff.numPackets < TUN_MAX_PACKET_EXCHANGE || tun.rdBuff.left == 0 { if tun.rdBuff.numPackets < TUN_MAX_PACKET_EXCHANGE || !tun.rdBuff.left {
// Buffer was not full. Wait for the interface data or user close. // Buffer was not full. Wait for the interface data or user close.
r, err := windows.WaitForMultipleObjects(tun.signals[:], false, windows.INFINITE) r, err := windows.WaitForMultipleObjects(tun.signals[:], false, windows.INFINITE)
if err != nil { if err != nil {