MongoDB C++ Driver mongocxx-3.6.7
decimal128.hpp
1// Copyright 2016 MongoDB Inc.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15#pragma once
16
17#include <cstdint>
18#include <string>
19
20#include <bsoncxx/stdx/string_view.hpp>
21
22#include <bsoncxx/config/prelude.hpp>
23
24namespace bsoncxx {
25BSONCXX_INLINE_NAMESPACE_BEGIN
26
30class BSONCXX_API decimal128 {
31 public:
35 decimal128() = default;
36
45 decimal128(uint64_t high, uint64_t low) noexcept : _high(high), _low(low) {}
46
56 explicit decimal128(stdx::string_view str);
57
63 std::string to_string() const;
64
72 friend BSONCXX_API bool BSONCXX_CALL operator==(const decimal128& lhs, const decimal128& rhs);
73 friend BSONCXX_API bool BSONCXX_CALL operator!=(const decimal128& lhs, const decimal128& rhs);
77
81 BSONCXX_INLINE uint64_t high() const {
82 return _high;
83 }
84
88 BSONCXX_INLINE uint64_t low() const {
89 return _low;
90 }
91
92 private:
93 uint64_t _high = 0;
94 uint64_t _low = 0;
95};
96
97BSONCXX_INLINE_NAMESPACE_END
98} // namespace bsoncxx
99
100#include <bsoncxx/config/postlude.hpp>
Represents an IEEE 754-2008 BSON Decimal128 value in a platform-independent way.
Definition: decimal128.hpp:30
friend bool operator==(const decimal128 &lhs, const decimal128 &rhs)
Relational operators for decimal128.
friend bool operator!=(const decimal128 &lhs, const decimal128 &rhs)
Relational operators for decimal128.
decimal128(stdx::string_view str)
Constructs a BSON Decimal128 from a string.
decimal128()=default
Constructs a BSON Decimal128 value representing zero.
decimal128(uint64_t high, uint64_t low) noexcept
Constructs a BSON Decimal128 from high and low 64-bit big-endian parts.
Definition: decimal128.hpp:45
uint64_t high() const
Accessor for high 64 bits.
Definition: decimal128.hpp:81
uint64_t low() const
Accessor for low 64 bits.
Definition: decimal128.hpp:88
std::string to_string() const
Converts this decimal128 value to a string representation.
Top level namespace for MongoDB C++ BSON functionality.
Definition: element.hpp:24