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
|
/**
* 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.
*/
#ifndef ORC_BPACKINGDEFAULT_HH
#define ORC_BPACKINGDEFAULT_HH
#include <cstdint>
#include <cstdlib>
#include "Bpacking.hh"
namespace orc {
class RleDecoderV2;
class UnpackDefault {
public:
UnpackDefault(RleDecoderV2* dec);
~UnpackDefault();
void unrolledUnpack4(int64_t* data, uint64_t offset, uint64_t len);
void unrolledUnpack8(int64_t* data, uint64_t offset, uint64_t len);
void unrolledUnpack16(int64_t* data, uint64_t offset, uint64_t len);
void unrolledUnpack24(int64_t* data, uint64_t offset, uint64_t len);
void unrolledUnpack32(int64_t* data, uint64_t offset, uint64_t len);
void unrolledUnpack40(int64_t* data, uint64_t offset, uint64_t len);
void unrolledUnpack48(int64_t* data, uint64_t offset, uint64_t len);
void unrolledUnpack56(int64_t* data, uint64_t offset, uint64_t len);
void unrolledUnpack64(int64_t* data, uint64_t offset, uint64_t len);
void plainUnpackLongs(int64_t* data, uint64_t offset, uint64_t len, uint64_t fbs);
private:
RleDecoderV2* decoder;
};
class BitUnpackDefault : public BitUnpack {
public:
static void readLongs(RleDecoderV2* decoder, int64_t* data, uint64_t offset, uint64_t len,
uint64_t fbs);
};
} // namespace orc
#endif
|
