MessagePack for C
sysdep.h
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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_H
11 #define MSGPACK_SYSDEP_H
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 #elif defined(_MSC_VER) // && _MSC_VER >= 1600
30 # include <stdint.h>
31 #else
32 # include <stdint.h>
33 # include <stdbool.h>
34 #endif
35 
36 #if !defined(MSGPACK_DLLEXPORT)
37 #if defined(_MSC_VER)
38 # define MSGPACK_DLLEXPORT __declspec(dllexport)
39 #else /* _MSC_VER */
40 # define MSGPACK_DLLEXPORT
41 #endif /* _MSC_VER */
42 #endif
43 
44 #ifdef _WIN32
45 # if defined(_KERNEL_MODE)
46 # define _msgpack_atomic_counter_header <ntddk.h>
47 # else
48 # define _msgpack_atomic_counter_header <windows.h>
49 # if !defined(WIN32_LEAN_AND_MEAN)
50 # define WIN32_LEAN_AND_MEAN
51 # endif /* WIN32_LEAN_AND_MEAN */
52 # endif
53  typedef long _msgpack_atomic_counter_t;
54 #if defined(_AMD64_) || defined(_M_X64) || defined(_M_ARM64)
55 # define _msgpack_sync_decr_and_fetch(ptr) _InterlockedDecrement(ptr)
56 # define _msgpack_sync_incr_and_fetch(ptr) _InterlockedIncrement(ptr)
57 #else
58 # define _msgpack_sync_decr_and_fetch(ptr) InterlockedDecrement(ptr)
59 # define _msgpack_sync_incr_and_fetch(ptr) InterlockedIncrement(ptr)
60 #endif
61 #elif defined(__GNUC__) && ((__GNUC__*10 + __GNUC_MINOR__) < 41)
62 
63 # if defined(__cplusplus)
64 # define _msgpack_atomic_counter_header "msgpack/gcc_atomic.hpp"
65 # else
66 # define _msgpack_atomic_counter_header "msgpack/gcc_atomic.h"
67 # endif
68 
69 #else
70  typedef unsigned int _msgpack_atomic_counter_t;
71 # define _msgpack_sync_decr_and_fetch(ptr) __sync_sub_and_fetch(ptr, 1)
72 # define _msgpack_sync_incr_and_fetch(ptr) __sync_add_and_fetch(ptr, 1)
73 #endif
74 
75 #ifdef _WIN32
76 
77 # ifdef __cplusplus
78  /* numeric_limits<T>::min,max */
79 # ifdef max
80 # undef max
81 # endif
82 # ifdef min
83 # undef min
84 # endif
85 # endif
86 
87 #elif defined(unix) || defined(__unix) || defined(__APPLE__) || defined(__OpenBSD__)
88 
89 #include <arpa/inet.h> /* __BYTE_ORDER */
90 # if defined(linux)
91 # include <byteswap.h>
92 # endif
93 
94 #endif
95 
96 #if !defined(MSGPACK_ENDIAN_LITTLE_BYTE) && !defined(MSGPACK_ENDIAN_BIG_BYTE)
97 #include <msgpack/predef/other/endian.h>
98 #endif // !defined(MSGPACK_ENDIAN_LITTLE_BYTE) && !defined(MSGPACK_ENDIAN_BIG_BYTE)
99 
100 #if MSGPACK_ENDIAN_LITTLE_BYTE
101 
102 # if defined(unix) || defined(__unix) || defined(__APPLE__) || defined(__OpenBSD__)
103 # define _msgpack_be16(x) ntohs((uint16_t)x)
104 # else
105 # if defined(ntohs)
106 # define _msgpack_be16(x) ntohs(x)
107 # elif defined(_byteswap_ushort) || (defined(_MSC_VER) && _MSC_VER >= 1400)
108 # define _msgpack_be16(x) ((uint16_t)_byteswap_ushort((unsigned short)x))
109 # else
110 # define _msgpack_be16(x) ( \
111  ((((uint16_t)x) << 8) ) | \
112  ((((uint16_t)x) >> 8) ) )
113 # endif
114 # endif
115 
116 # if defined(unix) || defined(__unix) || defined(__APPLE__) || defined(__OpenBSD__)
117 # define _msgpack_be32(x) ntohl((uint32_t)x)
118 # else
119 # if defined(ntohl)
120 # define _msgpack_be32(x) ntohl(x)
121 # elif defined(_byteswap_ulong) || (defined(_MSC_VER) && _MSC_VER >= 1400)
122 # define _msgpack_be32(x) ((uint32_t)_byteswap_ulong((unsigned long)x))
123 # else
124 # define _msgpack_be32(x) \
125  ( ((((uint32_t)x) << 24) ) | \
126  ((((uint32_t)x) << 8) & 0x00ff0000U ) | \
127  ((((uint32_t)x) >> 8) & 0x0000ff00U ) | \
128  ((((uint32_t)x) >> 24) ) )
129 # endif
130 # endif
131 
132 # if defined(_byteswap_uint64) || (defined(_MSC_VER) && _MSC_VER >= 1400)
133 # define _msgpack_be64(x) (_byteswap_uint64(x))
134 # elif defined(bswap_64)
135 # define _msgpack_be64(x) bswap_64(x)
136 # elif defined(__DARWIN_OSSwapInt64)
137 # define _msgpack_be64(x) __DARWIN_OSSwapInt64(x)
138 # else
139 # define _msgpack_be64(x) \
140  ( ((((uint64_t)x) << 56) ) | \
141  ((((uint64_t)x) << 40) & 0x00ff000000000000ULL ) | \
142  ((((uint64_t)x) << 24) & 0x0000ff0000000000ULL ) | \
143  ((((uint64_t)x) << 8) & 0x000000ff00000000ULL ) | \
144  ((((uint64_t)x) >> 8) & 0x00000000ff000000ULL ) | \
145  ((((uint64_t)x) >> 24) & 0x0000000000ff0000ULL ) | \
146  ((((uint64_t)x) >> 40) & 0x000000000000ff00ULL ) | \
147  ((((uint64_t)x) >> 56) ) )
148 # endif
149 
150 #elif MSGPACK_ENDIAN_BIG_BYTE
151 
152 # define _msgpack_be16(x) (x)
153 # define _msgpack_be32(x) (x)
154 # define _msgpack_be64(x) (x)
155 
156 #else
157 # error msgpack-c supports only big endian and little endian
158 #endif /* MSGPACK_ENDIAN_LITTLE_BYTE */
159 
160 #define _msgpack_load16(cast, from, to) do { \
161  memcpy((cast*)(to), (from), sizeof(cast)); \
162  *(to) = (cast)_msgpack_be16(*(to)); \
163  } while (0);
164 
165 #define _msgpack_load32(cast, from, to) do { \
166  memcpy((cast*)(to), (from), sizeof(cast)); \
167  *(to) = (cast)_msgpack_be32(*(to)); \
168  } while (0);
169 #define _msgpack_load64(cast, from, to) do { \
170  memcpy((cast*)(to), (from), sizeof(cast)); \
171  *(to) = (cast)_msgpack_be64(*(to)); \
172  } while (0);
173 
174 #define _msgpack_store16(to, num) \
175  do { uint16_t val = _msgpack_be16(num); memcpy(to, &val, 2); } while(0)
176 #define _msgpack_store32(to, num) \
177  do { uint32_t val = _msgpack_be32(num); memcpy(to, &val, 4); } while(0)
178 #define _msgpack_store64(to, num) \
179  do { uint64_t val = _msgpack_be64(num); memcpy(to, &val, 8); } while(0)
180 
181 /*
182 #define _msgpack_load16(cast, from) \
183  ({ cast val; memcpy(&val, (char*)from, 2); _msgpack_be16(val); })
184 #define _msgpack_load32(cast, from) \
185  ({ cast val; memcpy(&val, (char*)from, 4); _msgpack_be32(val); })
186 #define _msgpack_load64(cast, from) \
187  ({ cast val; memcpy(&val, (char*)from, 8); _msgpack_be64(val); })
188 */
189 
190 
191 #if !defined(__cplusplus) && defined(_MSC_VER)
192 # if !defined(_KERNEL_MODE)
193 # if !defined(FALSE)
194 # define FALSE (0)
195 # endif
196 # if !defined(TRUE)
197 # define TRUE (!FALSE)
198 # endif
199 # endif
200 # if _MSC_VER >= 1800
201 # include <stdbool.h>
202 # else
203 # define bool int
204 # define true TRUE
205 # define false FALSE
206 # endif
207 # define inline __inline
208 #endif
209 
210 #ifdef __APPLE__
211 # include <TargetConditionals.h>
212 #endif
213 
214 #endif /* msgpack/sysdep.h */
_msgpack_atomic_counter_t
unsigned int _msgpack_atomic_counter_t
Definition: sysdep.h:70
endian.h
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