Roll src/third_party/WebKit 6d85854:7e30d51 (svn 202247:202248)
[chromium-blink-merge.git] / base / basictypes.h
blobe167466ffe219275e62985806679f2c0896f1c74
1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 // This file contains definitions of our old basic integral types
6 // ((u)int{8,16,32,64}) and further includes. I recommend that you use the C99
7 // standard types instead, and include <stdint.h>/<stddef.h>/etc. as needed.
8 // Note that the macros and macro-like constructs that were formerly defined in
9 // this file are now available separately in base/macros.h.
11 #ifndef BASE_BASICTYPES_H_
12 #define BASE_BASICTYPES_H_
14 #include <limits.h> // So we can set the bounds of our types.
15 #include <stddef.h> // For size_t.
16 #include <stdint.h> // For intptr_t.
18 #include "base/macros.h"
19 #include "build/build_config.h"
21 // DEPRECATED: Please use (u)int{8,16,32,64}_t instead (and include <stdint.h>).
22 typedef int8_t int8;
23 typedef uint8_t uint8;
24 typedef int16_t int16;
25 typedef uint16_t uint16;
26 typedef int32_t int32;
27 typedef uint32_t uint32;
28 typedef int64_t int64;
29 typedef uint64_t uint64;
31 // DEPRECATED: Please use std::numeric_limits (from <limits>) or
32 // (U)INT{8,16,32,64}_{MIN,MAX} in case of globals (and include <stdint.h>).
33 const uint8 kuint8max = 0xFF;
34 const uint16 kuint16max = 0xFFFF;
35 const uint32 kuint32max = 0xFFFFFFFF;
36 const uint64 kuint64max = 0xFFFFFFFFFFFFFFFFULL;
37 const int8 kint8min = -0x7F - 1;
38 const int8 kint8max = 0x7F;
39 const int16 kint16min = -0x7FFF - 1;
40 const int16 kint16max = 0x7FFF;
41 const int32 kint32min = -0x7FFFFFFF - 1;
42 const int32 kint32max = 0x7FFFFFFF;
43 const int64 kint64min = -0x7FFFFFFFFFFFFFFFLL - 1;
44 const int64 kint64max = 0x7FFFFFFFFFFFFFFFLL;
46 #endif // BASE_BASICTYPES_H_