| // Copyright 2015 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. |
| |
| #include "ipc/mach_port_attachment_mac.h" |
| |
| #include <stdint.h> |
| |
| #include "base/mac/mach_logging.h" |
| |
| namespace IPC { |
| namespace internal { |
| |
| MachPortAttachmentMac::MachPortAttachmentMac(mach_port_t mach_port) |
| : mach_port_(mach_port), owns_mach_port_(true) { |
| if (mach_port != MACH_PORT_NULL) { |
| kern_return_t kr = mach_port_mod_refs(mach_task_self(), mach_port, |
| MACH_PORT_RIGHT_SEND, 1); |
| MACH_LOG_IF(ERROR, kr != KERN_SUCCESS, kr) |
| << "MachPortAttachmentMac mach_port_mod_refs"; |
| } |
| } |
| |
| MachPortAttachmentMac::MachPortAttachmentMac(const WireFormat& wire_format) |
| : BrokerableAttachment(wire_format.attachment_id), |
| mach_port_(static_cast<mach_port_t>(wire_format.mach_port)), |
| owns_mach_port_(false) {} |
| |
| MachPortAttachmentMac::MachPortAttachmentMac( |
| const BrokerableAttachment::AttachmentId& id) |
| : BrokerableAttachment(id), |
| mach_port_(MACH_PORT_NULL), |
| owns_mach_port_(false) {} |
| |
| MachPortAttachmentMac::~MachPortAttachmentMac() { |
| if (mach_port_ != MACH_PORT_NULL && owns_mach_port_) { |
| kern_return_t kr = mach_port_mod_refs(mach_task_self(), mach_port_, |
| MACH_PORT_RIGHT_SEND, -1); |
| MACH_LOG_IF(ERROR, kr != KERN_SUCCESS, kr) |
| << "~MachPortAttachmentMac mach_port_mod_refs"; |
| } |
| } |
| |
| MachPortAttachmentMac::BrokerableType MachPortAttachmentMac::GetBrokerableType() |
| const { |
| return MACH_PORT; |
| } |
| |
| MachPortAttachmentMac::WireFormat MachPortAttachmentMac::GetWireFormat( |
| const base::ProcessId& destination) const { |
| return WireFormat(static_cast<uint32_t>(mach_port_), destination, |
| GetIdentifier()); |
| } |
| |
| } // namespace internal |
| } // namespace IPC |