blob: d1f35096e2ae01ee9ddd50dad2c988f5ec1f0215 (
plain) (
blame)
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
|
// SPDX-License-Identifier: 0BSD
///////////////////////////////////////////////////////////////////////////////
//
/// \file simple_encoder.c
/// \brief Properties encoder for simple filters
//
// Author: Lasse Collin
//
///////////////////////////////////////////////////////////////////////////////
#include "simple_encoder.h"
extern lzma_ret
lzma_simple_props_size(uint32_t *size, const void *options)
{
const lzma_options_bcj *const opt = options;
*size = (opt == NULL || opt->start_offset == 0) ? 0 : 4;
return LZMA_OK;
}
extern lzma_ret
lzma_simple_props_encode(const void *options, uint8_t *out)
{
const lzma_options_bcj *const opt = options;
// The default start offset is zero, so we don't need to store any
// options unless the start offset is non-zero.
if (opt == NULL || opt->start_offset == 0)
return LZMA_OK;
write32le(out, opt->start_offset);
return LZMA_OK;
}
|
