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
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
|
//
// MessagePack for C++ static resolution routine
//
// Copyright (C) 2018 KONDO Takatoshi
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
#ifndef MSGPACK_V1_TYPE_CPP11_TIMESPEC_HPP
#define MSGPACK_V1_TYPE_CPP11_TIMESPEC_HPP
#include "msgpack/versioning.hpp"
#include "msgpack/adaptor/adaptor_base.hpp"
#include "msgpack/object.hpp"
#include "msgpack/object.hpp"
#include <ctime>
namespace msgpack {
/// @cond
MSGPACK_API_VERSION_NAMESPACE(v1) {
/// @endcond
namespace adaptor {
template <>
struct convert<timespec> {
msgpack::object const& operator()(msgpack::object const& o, timespec& v) const {
if(o.type != msgpack::type::EXT) { throw msgpack::type_error(); }
if(o.via.ext.type() != -1) { throw msgpack::type_error(); }
switch(o.via.ext.size) {
case 4: {
uint32_t sec;
_msgpack_load32(uint32_t, o.via.ext.data(), &sec);
v.tv_sec = static_cast<decltype(v.tv_sec)>(sec);
v.tv_nsec = 0;
} break;
case 8: {
uint64_t value;
_msgpack_load64(uint64_t, o.via.ext.data(), &value);
v.tv_sec = static_cast<decltype(v.tv_sec)>(value & 0x00000003ffffffffLL);
v.tv_nsec= static_cast<decltype(v.tv_nsec)>(value >> 34);
} break;
case 12: {
uint32_t nanosec;
_msgpack_load32(uint32_t, o.via.ext.data(), &nanosec);
int64_t sec;
_msgpack_load64(int64_t, o.via.ext.data() + 4, &sec);
v.tv_sec = static_cast<decltype(v.tv_sec)>(sec);
v.tv_nsec = static_cast<decltype(v.tv_nsec)>(nanosec);
} break;
default:
throw msgpack::type_error();
}
return o;
}
};
template <>
struct pack<timespec> {
template <typename Stream>
msgpack::packer<Stream>& operator()(msgpack::packer<Stream>& o, const timespec& v) const {
if ((static_cast<uint64_t>(v.tv_sec) >> 34) == 0) {
uint64_t data64 = (static_cast<uint64_t>(v.tv_nsec) << 34) | static_cast<uint64_t>(v.tv_sec);
if ((data64 & 0xffffffff00000000L) == 0) {
// timestamp 32
o.pack_ext(4, -1);
uint32_t data32 = static_cast<uint32_t>(data64);
char buf[4];
_msgpack_store32(buf, data32);
o.pack_ext_body(buf, 4);
}
else {
// timestamp 64
o.pack_ext(8, -1);
char buf[8];
_msgpack_store64(buf, data64);
o.pack_ext_body(buf, 8);
}
}
else {
// timestamp 96
o.pack_ext(12, -1);
char buf[12];
_msgpack_store32(&buf[0], static_cast<uint32_t>(v.tv_nsec));
_msgpack_store64(&buf[4], v.tv_sec);
o.pack_ext_body(buf, 12);
}
return o;
}
};
template <>
struct object_with_zone<timespec> {
void operator()(msgpack::object::with_zone& o, const timespec& v) const {
if ((static_cast<uint64_t>(v.tv_sec) >> 34) == 0) {
uint64_t data64 = (static_cast<uint64_t>(v.tv_nsec) << 34) | static_cast<uint64_t>(v.tv_sec);
if ((data64 & 0xffffffff00000000L) == 0) {
// timestamp 32
o.type = msgpack::type::EXT;
o.via.ext.size = 4;
char* p = static_cast<char*>(o.zone.allocate_no_align(o.via.ext.size + 1));
p[0] = static_cast<char>(-1);
uint32_t data32 = static_cast<uint32_t>(data64);
_msgpack_store32(&p[1], data32);
o.via.ext.ptr = p;
}
else {
// timestamp 64
o.type = msgpack::type::EXT;
o.via.ext.size = 8;
char* p = static_cast<char*>(o.zone.allocate_no_align(o.via.ext.size + 1));
p[0] = static_cast<char>(-1);
_msgpack_store64(&p[1], data64);
o.via.ext.ptr = p;
}
}
else {
// timestamp 96
o.type = msgpack::type::EXT;
o.via.ext.size = 12;
char* p = static_cast<char*>(o.zone.allocate_no_align(o.via.ext.size + 1));
p[0] = static_cast<char>(-1);
_msgpack_store32(&p[1], static_cast<uint32_t>(v.tv_nsec));
_msgpack_store64(&p[1 + 4], v.tv_sec);
o.via.ext.ptr = p;
}
}
};
} // namespace adaptor
/// @cond
} // MSGPACK_API_VERSION_NAMESPACE(v1)
/// @endcond
} // namespace msgpack
#endif // MSGPACK_V1_TYPE_CPP11_TIMESPEC_HPP
|
