1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef PERF_COMPRESS_H
3*4882a593Smuzhiyun #define PERF_COMPRESS_H
4*4882a593Smuzhiyun
5*4882a593Smuzhiyun #include <stdbool.h>
6*4882a593Smuzhiyun #ifdef HAVE_ZSTD_SUPPORT
7*4882a593Smuzhiyun #include <zstd.h>
8*4882a593Smuzhiyun #endif
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #ifdef HAVE_ZLIB_SUPPORT
11*4882a593Smuzhiyun int gzip_decompress_to_file(const char *input, int output_fd);
12*4882a593Smuzhiyun bool gzip_is_compressed(const char *input);
13*4882a593Smuzhiyun #endif
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun #ifdef HAVE_LZMA_SUPPORT
16*4882a593Smuzhiyun int lzma_decompress_to_file(const char *input, int output_fd);
17*4882a593Smuzhiyun bool lzma_is_compressed(const char *input);
18*4882a593Smuzhiyun #endif
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun struct zstd_data {
21*4882a593Smuzhiyun #ifdef HAVE_ZSTD_SUPPORT
22*4882a593Smuzhiyun ZSTD_CStream *cstream;
23*4882a593Smuzhiyun ZSTD_DStream *dstream;
24*4882a593Smuzhiyun #endif
25*4882a593Smuzhiyun };
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun #ifdef HAVE_ZSTD_SUPPORT
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun int zstd_init(struct zstd_data *data, int level);
30*4882a593Smuzhiyun int zstd_fini(struct zstd_data *data);
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun size_t zstd_compress_stream_to_records(struct zstd_data *data, void *dst, size_t dst_size,
33*4882a593Smuzhiyun void *src, size_t src_size, size_t max_record_size,
34*4882a593Smuzhiyun size_t process_header(void *record, size_t increment));
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun size_t zstd_decompress_stream(struct zstd_data *data, void *src, size_t src_size,
37*4882a593Smuzhiyun void *dst, size_t dst_size);
38*4882a593Smuzhiyun #else /* !HAVE_ZSTD_SUPPORT */
39*4882a593Smuzhiyun
zstd_init(struct zstd_data * data __maybe_unused,int level __maybe_unused)40*4882a593Smuzhiyun static inline int zstd_init(struct zstd_data *data __maybe_unused, int level __maybe_unused)
41*4882a593Smuzhiyun {
42*4882a593Smuzhiyun return 0;
43*4882a593Smuzhiyun }
44*4882a593Smuzhiyun
zstd_fini(struct zstd_data * data __maybe_unused)45*4882a593Smuzhiyun static inline int zstd_fini(struct zstd_data *data __maybe_unused)
46*4882a593Smuzhiyun {
47*4882a593Smuzhiyun return 0;
48*4882a593Smuzhiyun }
49*4882a593Smuzhiyun
50*4882a593Smuzhiyun static inline
zstd_compress_stream_to_records(struct zstd_data * data __maybe_unused,void * dst __maybe_unused,size_t dst_size __maybe_unused,void * src __maybe_unused,size_t src_size __maybe_unused,size_t max_record_size __maybe_unused,size_t process_header (void * record,size_t increment)__maybe_unused)51*4882a593Smuzhiyun size_t zstd_compress_stream_to_records(struct zstd_data *data __maybe_unused,
52*4882a593Smuzhiyun void *dst __maybe_unused, size_t dst_size __maybe_unused,
53*4882a593Smuzhiyun void *src __maybe_unused, size_t src_size __maybe_unused,
54*4882a593Smuzhiyun size_t max_record_size __maybe_unused,
55*4882a593Smuzhiyun size_t process_header(void *record, size_t increment) __maybe_unused)
56*4882a593Smuzhiyun {
57*4882a593Smuzhiyun return 0;
58*4882a593Smuzhiyun }
59*4882a593Smuzhiyun
zstd_decompress_stream(struct zstd_data * data __maybe_unused,void * src __maybe_unused,size_t src_size __maybe_unused,void * dst __maybe_unused,size_t dst_size __maybe_unused)60*4882a593Smuzhiyun static inline size_t zstd_decompress_stream(struct zstd_data *data __maybe_unused, void *src __maybe_unused,
61*4882a593Smuzhiyun size_t src_size __maybe_unused, void *dst __maybe_unused,
62*4882a593Smuzhiyun size_t dst_size __maybe_unused)
63*4882a593Smuzhiyun {
64*4882a593Smuzhiyun return 0;
65*4882a593Smuzhiyun }
66*4882a593Smuzhiyun #endif
67*4882a593Smuzhiyun
68*4882a593Smuzhiyun #endif /* PERF_COMPRESS_H */
69