blob: 8b41f66ec16c4276dfeb6a33774432a1c2a1c5ab (
plain)
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
|
#pragma once
#include "coding/reader.hpp"
#include "std/shared_ptr.hpp"
/// @TODO Add Windows support
class MmapReader : public ModelReader
{
typedef ModelReader base_type;
class MmapData;
shared_ptr<MmapData> m_data;
uint64_t m_offset;
uint64_t m_size;
MmapReader(MmapReader const & reader, uint64_t offset, uint64_t size);
public:
explicit MmapReader(string const & fileName);
uint64_t Size() const override;
void Read(uint64_t pos, void * p, size_t size) const override;
unique_ptr<Reader> CreateSubReader(uint64_t pos, uint64_t size) const override;
/// Direct file/memory access
uint8_t * Data() const;
protected:
// Used in special derived readers.
void SetOffsetAndSize(uint64_t offset, uint64_t size);
};
|