1/*
2 * libjingle
3 * Copyright 2011, Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 *  1. Redistributions of source code must retain the above copyright notice,
9 *     this list of conditions and the following disclaimer.
10 *  2. Redistributions in binary form must reproduce the above copyright notice,
11 *     this list of conditions and the following disclaimer in the documentation
12 *     and/or other materials provided with the distribution.
13 *  3. The name of the author may not be used to endorse or promote products
14 *     derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifndef TALK_BASE_BASICTYPES_H__
29#define TALK_BASE_BASICTYPES_H__
30
31#ifndef WIN32
32#include <stdint.h>  // for uintptr_t
33#endif
34
35#ifdef HAVE_CONFIG_H
36#include "config.h"
37#endif
38
39#include "talk/base/constructormagic.h"
40
41#ifndef INT_TYPES_DEFINED
42#define INT_TYPES_DEFINED
43#ifdef COMPILER_MSVC
44typedef __int64 int64;
45#else
46typedef long long int64;
47#endif /* COMPILER_MSVC */
48typedef int int32;
49typedef short int16;
50typedef char int8;
51
52#ifdef COMPILER_MSVC
53typedef unsigned __int64 uint64;
54typedef __int64 int64;
55#ifndef INT64_C
56#define INT64_C(x) x ## I64
57#endif
58#ifndef UINT64_C
59#define UINT64_C(x) x ## UI64
60#endif
61#define INT64_F "I64"
62#else
63typedef unsigned long long uint64;
64typedef long long int64;
65#ifndef INT64_C
66#define INT64_C(x) x ## LL
67#endif
68#ifndef UINT64_C
69#define UINT64_C(x) x ## ULL
70#endif
71#define INT64_F "ll"
72#endif /* COMPILER_MSVC */
73typedef unsigned int uint32;
74typedef unsigned short uint16;
75typedef unsigned char uint8;
76#endif  // INT_TYPES_DEFINED
77
78#ifdef WIN32
79typedef int socklen_t;
80#endif
81
82namespace talk_base {
83  template<class T> inline T _min(T a, T b) { return (a > b) ? b : a; }
84  template<class T> inline T _max(T a, T b) { return (a < b) ? b : a; }
85
86  // For wait functions that take a number of milliseconds, kForever indicates
87  // unlimited time.
88  const int kForever = -1;
89}
90
91// Detect compiler is for x86 or x64.
92#if defined(__x86_64__) || defined(_M_X64) || \
93    defined(__i386__) || defined(_M_IX86)
94#define CPU_X86 1
95#endif
96
97#ifdef WIN32
98#define alignof(t) __alignof(t)
99#else  // !WIN32
100#define alignof(t) __alignof__(t)
101#endif  // !WIN32
102#define IS_ALIGNED(p, a) (0==(reinterpret_cast<uintptr_t>(p) & ((a)-1)))
103#define ALIGNP(p, t) \
104  (reinterpret_cast<uint8*>(((reinterpret_cast<uintptr_t>(p) + \
105  ((t)-1)) & ~((t)-1))))
106
107#ifndef UNUSED
108#define UNUSED(x) Unused(static_cast<const void *>(&x))
109#define UNUSED2(x,y) Unused(static_cast<const void *>(&x)); Unused(static_cast<const void *>(&y))
110#define UNUSED3(x,y,z) Unused(static_cast<const void *>(&x)); Unused(static_cast<const void *>(&y)); Unused(static_cast<const void *>(&z))
111#define UNUSED4(x,y,z,a) Unused(static_cast<const void *>(&x)); Unused(static_cast<const void *>(&y)); Unused(static_cast<const void *>(&z)); Unused(static_cast<const void *>(&a))
112#define UNUSED5(x,y,z,a,b) Unused(static_cast<const void *>(&x)); Unused(static_cast<const void *>(&y)); Unused(static_cast<const void *>(&z)); Unused(static_cast<const void *>(&a)); Unused(static_cast<const void *>(&b))
113inline void Unused(const void *) { }
114#endif // UNUSED
115
116#if defined(__GNUC__)
117#define GCC_ATTR(x) __attribute__ ((x))
118#else  // !__GNUC__
119#define GCC_ATTR(x)
120#endif  // !__GNUC__
121
122#endif // TALK_BASE_BASICTYPES_H__
123