MessagePack for C++
sysdep.hpp
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1 /*
2  * MessagePack system dependencies
3  *
4  * Copyright (C) 2008-2010 FURUHASHI Sadayuki
5  *
6  * Distributed under the Boost Software License, Version 1.0.
7  * (See accompanying file LICENSE_1_0.txt or copy at
8  * http://www.boost.org/LICENSE_1_0.txt)
9  */
10 #ifndef MSGPACK_SYSDEP_HPP
11 #define MSGPACK_SYSDEP_HPP
12 
13 #include <stdlib.h>
14 #include <stddef.h>
15 
16 #if defined(_MSC_VER) && _MSC_VER <= 1800
17 # define snprintf(buf, len, format,...) _snprintf_s(buf, len, _TRUNCATE, format, __VA_ARGS__)
18 #endif
19 
20 #if defined(_MSC_VER) && _MSC_VER < 1600
21  typedef signed __int8 int8_t;
22  typedef unsigned __int8 uint8_t;
23  typedef signed __int16 int16_t;
24  typedef unsigned __int16 uint16_t;
25  typedef signed __int32 int32_t;
26  typedef unsigned __int32 uint32_t;
27  typedef signed __int64 int64_t;
28  typedef unsigned __int64 uint64_t;
29 # if defined(_WIN64)
30  typedef signed __int64 intptr_t;
31  typedef unsigned __int64 uintptr_t;
32 # else
33  typedef signed __int32 intptr_t;
34  typedef unsigned __int32 uintptr_t;
35 # endif
36 #elif defined(_MSC_VER) // && _MSC_VER >= 1600
37 # include <stdint.h>
38 #else
39 # include <stdint.h>
40 # include <stdbool.h>
41 #endif
42 
43 #if !defined(MSGPACK_DLLEXPORT)
44 #if defined(_MSC_VER)
45 # define MSGPACK_DLLEXPORT __declspec(dllexport)
46 #else /* _MSC_VER */
47 # define MSGPACK_DLLEXPORT
48 #endif /* _MSC_VER */
49 #endif
50 
51 #ifdef _WIN32
52 # if defined(_KERNEL_MODE)
53 # define _msgpack_atomic_counter_header <ntddk.h>
54 # else
55 # define _msgpack_atomic_counter_header <windows.h>
56 # if !defined(WIN32_LEAN_AND_MEAN)
57 # define WIN32_LEAN_AND_MEAN
58 # endif /* WIN32_LEAN_AND_MEAN */
59 # endif
60  typedef long _msgpack_atomic_counter_t;
61 #if defined(_AMD64_) || defined(_M_X64) || defined(_M_ARM64)
62 # define _msgpack_sync_decr_and_fetch(ptr) _InterlockedDecrement(ptr)
63 # define _msgpack_sync_incr_and_fetch(ptr) _InterlockedIncrement(ptr)
64 #else
65 # define _msgpack_sync_decr_and_fetch(ptr) InterlockedDecrement(ptr)
66 # define _msgpack_sync_incr_and_fetch(ptr) InterlockedIncrement(ptr)
67 #endif
68 #elif defined(__GNUC__) && ((__GNUC__*10 + __GNUC_MINOR__) < 41)
69 
70 # define _msgpack_atomic_counter_header "msgpack/gcc_atomic.hpp"
71 
72 #else
73  typedef unsigned int _msgpack_atomic_counter_t;
74 # define _msgpack_sync_decr_and_fetch(ptr) __sync_sub_and_fetch(ptr, 1)
75 # define _msgpack_sync_incr_and_fetch(ptr) __sync_add_and_fetch(ptr, 1)
76 #endif
77 
78 #ifdef _WIN32
79 
80  /* numeric_limits<T>::min,max */
81 # ifdef max
82 # undef max
83 # endif
84 # ifdef min
85 # undef min
86 # endif
87 
88 #elif defined(unix) || defined(__unix) || defined(__APPLE__) || defined(__OpenBSD__)
89 
90 #include <arpa/inet.h> /* __BYTE_ORDER */
91 # if defined(linux) || defined(__linux__)
92 # include <byteswap.h>
93 # endif
94 
95 #endif
96 
97 #if !defined(MSGPACK_ENDIAN_LITTLE_BYTE) && !defined(MSGPACK_ENDIAN_BIG_BYTE)
98 
99 #if defined(MSGPACK_NO_BOOST)
100 #include <msgpack/predef/other/endian.h>
101 #else // defined(MSGPACK_NO_BOOST)
102 #include <boost/predef/other/endian.h>
103 
104 #define MSGPACK_ENDIAN_LITTLE_BYTE BOOST_ENDIAN_LITTLE_BYTE
105 #define MSGPACK_ENDIAN_BIG_BYTE BOOST_ENDIAN_BIG_BYTE
106 
107 #endif // defined(MSGPACK_NO_BOOST)
108 
109 #endif // !defined(MSGPACK_ENDIAN_LITTLE_BYTE) && !defined(MSGPACK_ENDIAN_BIG_BYTE)
110 
111 #if MSGPACK_ENDIAN_LITTLE_BYTE
112 
113 # if defined(unix) || defined(__unix) || defined(__APPLE__) || defined(__OpenBSD__)
114 # define _msgpack_be16(x) ntohs((uint16_t)x)
115 # else
116 # if defined(ntohs)
117 # define _msgpack_be16(x) ntohs(x)
118 # elif defined(_byteswap_ushort) || (defined(_MSC_VER) && _MSC_VER >= 1400)
119 # define _msgpack_be16(x) ((uint16_t)_byteswap_ushort((unsigned short)x))
120 # else
121 # define _msgpack_be16(x) ( \
122  ((((uint16_t)x) << 8) ) | \
123  ((((uint16_t)x) >> 8) ) )
124 # endif
125 # endif
126 
127 # if defined(unix) || defined(__unix) || defined(__APPLE__) || defined(__OpenBSD__)
128 # define _msgpack_be32(x) ntohl((uint32_t)x)
129 # else
130 # if defined(ntohl)
131 # define _msgpack_be32(x) ntohl(x)
132 # elif defined(_byteswap_ulong) || (defined(_MSC_VER) && _MSC_VER >= 1400)
133 # define _msgpack_be32(x) ((uint32_t)_byteswap_ulong((unsigned long)x))
134 # else
135 # define _msgpack_be32(x) \
136  ( ((((uint32_t)x) << 24) ) | \
137  ((((uint32_t)x) << 8) & 0x00ff0000U ) | \
138  ((((uint32_t)x) >> 8) & 0x0000ff00U ) | \
139  ((((uint32_t)x) >> 24) ) )
140 # endif
141 # endif
142 
143 # if defined(_byteswap_uint64) || (defined(_MSC_VER) && _MSC_VER >= 1400)
144 # define _msgpack_be64(x) (_byteswap_uint64(x))
145 # elif defined(bswap_64)
146 # define _msgpack_be64(x) bswap_64(x)
147 # elif defined(__DARWIN_OSSwapInt64)
148 # define _msgpack_be64(x) __DARWIN_OSSwapInt64(x)
149 # else
150 # define _msgpack_be64(x) \
151  ( ((((uint64_t)x) << 56) ) | \
152  ((((uint64_t)x) << 40) & 0x00ff000000000000ULL ) | \
153  ((((uint64_t)x) << 24) & 0x0000ff0000000000ULL ) | \
154  ((((uint64_t)x) << 8) & 0x000000ff00000000ULL ) | \
155  ((((uint64_t)x) >> 8) & 0x00000000ff000000ULL ) | \
156  ((((uint64_t)x) >> 24) & 0x0000000000ff0000ULL ) | \
157  ((((uint64_t)x) >> 40) & 0x000000000000ff00ULL ) | \
158  ((((uint64_t)x) >> 56) ) )
159 # endif
160 
161 #elif MSGPACK_ENDIAN_BIG_BYTE
162 
163 # define _msgpack_be16(x) (x)
164 # define _msgpack_be32(x) (x)
165 # define _msgpack_be64(x) (x)
166 
167 #else
168 # error msgpack-c supports only big endian and little endian
169 #endif /* MSGPACK_ENDIAN_LITTLE_BYTE */
170 
171 #define _msgpack_load16(cast, from, to) do { \
172  memcpy((cast*)(to), (from), sizeof(cast)); \
173  *(to) = (cast)_msgpack_be16(*(to)); \
174  } while (0);
175 
176 #define _msgpack_load32(cast, from, to) do { \
177  memcpy((cast*)(to), (from), sizeof(cast)); \
178  *(to) = (cast)_msgpack_be32(*(to)); \
179  } while (0);
180 #define _msgpack_load64(cast, from, to) do { \
181  memcpy((cast*)(to), (from), sizeof(cast)); \
182  *(to) = (cast)_msgpack_be64(*(to)); \
183  } while (0);
184 
185 #define _msgpack_store16(to, num) \
186  do { uint16_t val = _msgpack_be16(num); memcpy(to, &val, 2); } while(0)
187 #define _msgpack_store32(to, num) \
188  do { uint32_t val = _msgpack_be32(num); memcpy(to, &val, 4); } while(0)
189 #define _msgpack_store64(to, num) \
190  do { uint64_t val = _msgpack_be64(num); memcpy(to, &val, 8); } while(0)
191 
192 /*
193 #define _msgpack_load16(cast, from) \
194  ({ cast val; memcpy(&val, (char*)from, 2); _msgpack_be16(val); })
195 #define _msgpack_load32(cast, from) \
196  ({ cast val; memcpy(&val, (char*)from, 4); _msgpack_be32(val); })
197 #define _msgpack_load64(cast, from) \
198  ({ cast val; memcpy(&val, (char*)from, 8); _msgpack_be64(val); })
199 */
200 
201 
202 #ifdef __APPLE__
203 # include <TargetConditionals.h>
204 #endif
205 
206 #endif /* msgpack/sysdep.hpp */
_msgpack_atomic_counter_t
unsigned int _msgpack_atomic_counter_t
Definition: sysdep.hpp:73
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