mirror of
https://github.com/klzgrad/naiveproxy.git
synced 2024-12-01 01:36:09 +03:00
49 lines
1.7 KiB
C
49 lines
1.7 KiB
C
|
// Copyright 2016 The Chromium Authors. All rights reserved.
|
||
|
|
// Use of this source code is governed by a BSD-style license that can be
|
||
|
|
// found in the LICENSE file.
|
||
|
|
|
||
|
|
#ifndef BASE_MAC_MACH_PORT_UTIL_H_
|
||
|
|
#define BASE_MAC_MACH_PORT_UTIL_H_
|
||
|
|
|
||
|
|
#include <mach/mach.h>
|
||
|
|
|
||
|
|
#include "base/base_export.h"
|
||
|
|
#include "base/mac/scoped_mach_port.h"
|
||
|
|
|
||
|
|
namespace base {
|
||
|
|
|
||
|
|
enum class MachCreateError {
|
||
|
|
ERROR_MAKE_RECEIVE_PORT,
|
||
|
|
ERROR_SET_ATTRIBUTES,
|
||
|
|
ERROR_EXTRACT_DEST_RIGHT,
|
||
|
|
ERROR_SEND_MACH_PORT,
|
||
|
|
};
|
||
|
|
|
||
|
|
// Sends a Mach port to |dest_port|. Assumes that |dest_port| is a send once
|
||
|
|
// right. Takes ownership of |dest_port|.
|
||
|
|
BASE_EXPORT kern_return_t SendMachPort(mach_port_t dest_port,
|
||
|
|
mach_port_t port_to_send,
|
||
|
|
int disposition);
|
||
|
|
|
||
|
|
// Receives a Mach port from |port_to_listen_on|, which should have exactly one
|
||
|
|
// queued message. Returns |MACH_PORT_NULL| on any error.
|
||
|
|
BASE_EXPORT base::mac::ScopedMachSendRight ReceiveMachPort(
|
||
|
|
mach_port_t port_to_listen_on);
|
||
|
|
|
||
|
|
// Creates an intermediate Mach port in |task_port| and sends |port_to_insert|
|
||
|
|
// as a mach_msg to the intermediate Mach port.
|
||
|
|
// |task_port| is the task port of another process.
|
||
|
|
// |port_to_insert| must be a send right in the current task's name space.
|
||
|
|
// Returns the intermediate port on success, and MACH_PORT_NULL on failure.
|
||
|
|
// On failure, |error_code| is set if not null.
|
||
|
|
// This method takes ownership of |port_to_insert|. On success, ownership is
|
||
|
|
// passed to the intermediate Mach port.
|
||
|
|
BASE_EXPORT mach_port_name_t CreateIntermediateMachPort(
|
||
|
|
mach_port_t task_port,
|
||
|
|
base::mac::ScopedMachSendRight port_to_insert,
|
||
|
|
MachCreateError* error_code);
|
||
|
|
|
||
|
|
} // namespace base
|
||
|
|
|
||
|
|
#endif // BASE_MAC_MACH_PORT_UTIL_H_
|