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sparse.h
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1/*
2* Copyright 2018 NXP.
3*
4* Redistribution and use in source and binary forms, with or without modification,
5* are permitted provided that the following conditions are met:
6*
7* Redistributions of source code must retain the above copyright notice, this
8* list of conditions and the following disclaimer.
9*
10* Redistributions in binary form must reproduce the above copyright notice, this
11* list of conditions and the following disclaimer in the documentation and/or
12* other materials provided with the distribution.
13*
14* Neither the name of the NXP Semiconductor nor the names of its
15* contributors may be used to endorse or promote products derived from this
16* software without specific prior written permission.
17*
18* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28* POSSIBILITY OF SUCH DAMAGE.
29*
30*/
31#pragma once
32
33#include "sparse_format.h"
34
35#include <cstddef>
36#include <vector>
37
39{
40public:
41 std::vector<uint8_t> m_data;
42
43 static chunk_header_t * get_next_chunk(uint8_t *p, size_t &pos);
44
45 int init_header(size_t blsz, int blcount);
46
47 bool is_append_old_chuck(int type, void *p);
48 bool is_same_value(void *data, size_t sz);
49 static bool is_validate_sparse_file(void *p, size_t sz);
50
51 int push(void *p, size_t sz);
52 int push_one_block(void *data, bool skip=false);
53 size_t push_one_chuck(chunk_header_t *p, void *data);
54 size_t push_raw_data(void *data, size_t sz);
55
56private:
58 size_t m_max_size;
59 uint32_t *m_pcrc;
60};
Definition sparse.h:39
static chunk_header_t * get_next_chunk(uint8_t *p, size_t &pos)
size_t m_cur_chunk_header_pos
Definition sparse.h:57
int init_header(size_t blsz, int blcount)
Definition sparse.cpp:39
bool is_same_value(void *data, size_t sz)
Definition sparse.cpp:83
size_t m_max_size
Definition sparse.h:58
bool is_append_old_chuck(int type, void *p)
Definition sparse.cpp:62
size_t push_one_chuck(chunk_header_t *p, void *data)
Definition sparse.cpp:157
int push(void *p, size_t sz)
Definition sparse.cpp:101
int push_one_block(void *data, bool skip=false)
Definition sparse.cpp:109
size_t push_raw_data(void *data, size_t sz)
Definition sparse.cpp:194
std::vector< uint8_t > m_data
Definition sparse.h:41
uint32_t * m_pcrc
Definition sparse.h:59
static bool is_validate_sparse_file(void *p, size_t sz)
Definition sparse.cpp:93
struct chunk_header chunk_header_t
auto pos
Definition usbhotplug.cpp:159