| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "ignite/guid.h" |
| |
| namespace ignite |
| { |
| Guid::Guid() : most(0), least(0) |
| { |
| // No-op. |
| } |
| |
| Guid::Guid(int64_t most, int64_t least) : most(most), least(least) |
| { |
| // No-op. |
| } |
| |
| int64_t Guid::GetMostSignificantBits() const |
| { |
| return most; |
| } |
| |
| int64_t Guid::GetLeastSignificantBits() const |
| { |
| return least; |
| } |
| |
| int32_t Guid::GetVersion() const |
| { |
| return static_cast<int32_t>((most >> 12) & 0x0f); |
| } |
| |
| int32_t Guid::GetVariant() const |
| { |
| uint64_t least0 = static_cast<uint64_t>(least); |
| |
| return static_cast<int32_t>((least0 >> (64 - (least0 >> 62))) & (least >> 63)); |
| } |
| |
| int32_t Guid::GetHashCode() const |
| { |
| int64_t hilo = most ^ least; |
| |
| return static_cast<int32_t>(hilo >> 32) ^ static_cast<int32_t>(hilo); |
| } |
| |
| int64_t Guid::Compare(const Guid& other) const |
| { |
| if (most < other.most) |
| return -1; |
| |
| if (most > other.most) |
| return 1; |
| |
| if (least < other.least) |
| return -1; |
| |
| if (least > other.least) |
| return 1; |
| |
| return 0; |
| } |
| |
| bool operator==(const Guid& val1, const Guid& val2) |
| { |
| return val1.Compare(val2) == 0; |
| } |
| |
| bool operator!=(const Guid& val1, const Guid& val2) |
| { |
| return val1.Compare(val2) != 0; |
| } |
| |
| bool operator<(const Guid& val1, const Guid& val2) |
| { |
| return val1.Compare(val2) < 0; |
| } |
| |
| bool operator<=(const Guid& val1, const Guid& val2) |
| { |
| return val1.Compare(val2) <= 0; |
| } |
| |
| bool operator>(const Guid& val1, const Guid& val2) |
| { |
| return val1.Compare(val2) > 0; |
| } |
| |
| bool operator>=(const Guid& val1, const Guid& val2) |
| { |
| return val1.Compare(val2) >= 0; |
| } |
| } |