File: intrusive_heap.cc

package info (click to toggle)
chromium 120.0.6099.224-1~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 6,112,112 kB
  • sloc: cpp: 32,907,025; ansic: 8,148,123; javascript: 3,679,536; python: 2,031,248; asm: 959,718; java: 804,675; xml: 617,256; sh: 111,417; objc: 100,835; perl: 88,443; cs: 53,032; makefile: 29,579; fortran: 24,137; php: 21,162; tcl: 21,147; sql: 20,809; ruby: 17,735; pascal: 12,864; yacc: 8,045; lisp: 3,388; lex: 1,323; ada: 727; awk: 329; jsp: 267; csh: 117; exp: 43; sed: 37
file content (46 lines) | stat: -rw-r--r-- 1,274 bytes parent folder | download | duplicates (5) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
 
// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/containers/intrusive_heap.h"

#include "base/check.h"
#include "base/memory/ptr_util.h"

namespace base {

////////////////////////////////////////////////////////////////////////////////
// HeapHandle

// static
HeapHandle HeapHandle::Invalid() {
  return HeapHandle();
}

////////////////////////////////////////////////////////////////////////////////
// InternalHeapHandleStorage

InternalHeapHandleStorage::InternalHeapHandleStorage()
    : handle_(new HeapHandle()) {}

InternalHeapHandleStorage::InternalHeapHandleStorage(
    InternalHeapHandleStorage&& other) noexcept
    : handle_(std::move(other.handle_)) {
  DCHECK(intrusive_heap::IsInvalid(other.handle_));
}

InternalHeapHandleStorage::~InternalHeapHandleStorage() = default;

InternalHeapHandleStorage& InternalHeapHandleStorage::operator=(
    InternalHeapHandleStorage&& other) noexcept {
  handle_ = std::move(other.handle_);
  DCHECK(intrusive_heap::IsInvalid(other.handle_));
  return *this;
}

void InternalHeapHandleStorage::swap(
    InternalHeapHandleStorage& other) noexcept {
  std::swap(handle_, other.handle_);
}

}  // namespace base