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| author |   Jeroen Leenarts <jeroen.leenarts@gmail.com> | 2018-08-05 22:59:34 +0200 |
|---|---|---|
| committer | Jeroen Leenarts <jeroen.leenarts@gmail.com> | 2018-08-05 22:59:34 +0200 |
| commit | bacf61d153ef2ca7c88267a27d4998f2939433a2 (patch) | |
| tree | c98133a9e74ce583e74be036660f980184ce1107 /WireGuardNetworkExtension | |
| parent | A handle of zero is also correct. (diff) | |
| download | wireguard-apple-bacf61d153ef2ca7c88267a27d4998f2939433a2.tar.xz wireguard-apple-bacf61d153ef2ca7c88267a27d4998f2939433a2.zip | |
Call read packets on background queue to allow waiting for signal.
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Diffstat (limited to 'WireGuardNetworkExtension')
| -rw-r--r-- | WireGuardNetworkExtension/WireGuardGoWrapper.m | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/WireGuardNetworkExtension/WireGuardGoWrapper.m b/WireGuardNetworkExtension/WireGuardGoWrapper.m index 8259b1a..cda62b4 100644 --- a/WireGuardNetworkExtension/WireGuardGoWrapper.m +++ b/WireGuardNetworkExtension/WireGuardGoWrapper.m @@ -85,12 +85,13 @@ static ssize_t do_read(const void *ctx, const unsigned char *buf, size_t len) if (wrapper.packets.count == 0) { - [wrapper.packetFlow readPacketsWithCompletionHandler:^(NSArray<NSData *> * _Nonnull packets, NSArray<NSNumber *> * _Nonnull protocols) { - [wrapper.packets addObjectsFromArray:packets]; - [wrapper.protocols addObjectsFromArray:protocols]; - // TODO make sure that the completion handler and the do_read are not performed on the same thread. - [wrapper.condition signal]; - }]; + dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_HIGH, 0), ^{ + [wrapper.packetFlow readPacketsWithCompletionHandler:^(NSArray<NSData *> * _Nonnull packets, NSArray<NSNumber *> * _Nonnull protocols) { + [wrapper.packets addObjectsFromArray:packets]; + [wrapper.protocols addObjectsFromArray:protocols]; + [wrapper.condition signal]; + }]; + }); [wrapper.condition wait]; } |