AppleFastDatapathProbe.h

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef AppleFastDatapathProbe_h_

#define AppleFastDatapathProbe_h_

namespace mozilla::net {

// Probes for Apple private sendmsg_x/recvmsg_x API availability and, if

// available, enables the fast datapath for all subsequently created QUIC

// sockets in this process. Records the result as a Glean metric.

//

// Called during socket process initialisation (in RecvInit). Safe to call

// multiple times; only the first call performs the probe. On non-Apple

// platforms this is a no-op and returns false.

//

// Returns true if the fast path was successfully enabled.

bool InitAppleFastDatapathProbe();

}  // namespace mozilla::net

#endif  // AppleFastDatapathProbe_h_