3998645281

Build Type

github

Committed by GitHub

Commit Message

Merge b1e3c924b into 5a28b6413

Pull Request Pull Request #148: use separate namespace for xxh functions

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/src/velocypack-common.cpp

////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2014-2020 ArangoDB GmbH, Cologne, Germany
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
///
/// Licensed 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.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Max Neunhoeffer
/// @author Jan Steemann
////////////////////////////////////////////////////////////////////////////////

#include <chrono>

#include "velocypack/velocypack-common.h"
#include "velocypack/Exception.h"

using namespace arangodb::velocypack;

#ifndef VELOCYPACK_64BIT
// check if the length is beyond the size of a SIZE_MAX on this platform
std::size_t arangodb::velocypack::checkOverflow(ValueLength length) {
  if (length > static_cast<ValueLength>(SIZE_MAX)) {
    throw Exception(Exception::NumberOutOfRange);
  }
  return static_cast<std::size_t>(length);
}
#else
// 64 bit platform
static_assert(sizeof(std::size_t) == 8, "unexpected size_t size");
static_assert(sizeof(std::size_t) == sizeof(uint64_t),
              "unexpected size_t size");
#endif

int64_t arangodb::velocypack::currentUTCDateValue() {
  return static_cast<int64_t>(
      std::chrono::duration_cast<std::chrono::milliseconds>(
          std::chrono::system_clock::now().time_since_epoch())
          .count());
}

static_assert(sizeof(arangodb::velocypack::ValueLength) >= sizeof(SIZE_MAX),
              "invalid value for SIZE_MAX");

1	////////////////////////////////////////////////////////////////////////////////
2	/// DISCLAIMER
3	///
4	/// Copyright 2014-2020 ArangoDB GmbH, Cologne, Germany
5	/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
6	///
7	/// Licensed under the Apache License, Version 2.0 (the "License");
8	/// you may not use this file except in compliance with the License.
9	/// You may obtain a copy of the License at
10	///
11	/// http://www.apache.org/licenses/LICENSE-2.0
12	///
13	/// Unless required by applicable law or agreed to in writing, software
14	/// distributed under the License is distributed on an "AS IS" BASIS,
15	/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16	/// See the License for the specific language governing permissions and
17	/// limitations under the License.
18	///
19	/// Copyright holder is ArangoDB GmbH, Cologne, Germany
20	///
21	/// @author Max Neunhoeffer
22	/// @author Jan Steemann
23	////////////////////////////////////////////////////////////////////////////////
24
25	#include <chrono>
26
27	#include "velocypack/velocypack-common.h"
28	#include "velocypack/Exception.h"
29
30	using namespace arangodb::velocypack;
31
32	#ifndef VELOCYPACK_64BIT
33	// check if the length is beyond the size of a SIZE_MAX on this platform
34	std::size_t arangodb::velocypack::checkOverflow(ValueLength length) {
35	if (length > static_cast<ValueLength>(SIZE_MAX)) {
36	throw Exception(Exception::NumberOutOfRange);
37	}
38	return static_cast<std::size_t>(length);
39	}
40	#else
41	// 64 bit platform
42	static_assert(sizeof(std::size_t) == 8, "unexpected size_t size");
43	static_assert(sizeof(std::size_t) == sizeof(uint64_t),
44	"unexpected size_t size");
45	#endif
46
47	int64_t arangodb::velocypack::currentUTCDateValue() {	×
48	return static_cast<int64_t>(
49	std::chrono::duration_cast<std::chrono::milliseconds>(	×
50	std::chrono::system_clock::now().time_since_epoch())	×
51	.count());	×
52	}
53
54	static_assert(sizeof(arangodb::velocypack::ValueLength) >= sizeof(SIZE_MAX),
55	"invalid value for SIZE_MAX");

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