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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
611f0afe ACM |
2 | #ifndef PERF_COMPRESS_H |
3 | #define PERF_COMPRESS_H | |
4 | ||
f24c1d75 AB |
5 | #include <stdbool.h> |
6 | #ifdef HAVE_ZSTD_SUPPORT | |
7 | #include <zstd.h> | |
8 | #endif | |
9 | ||
611f0afe ACM |
10 | #ifdef HAVE_ZLIB_SUPPORT |
11 | int gzip_decompress_to_file(const char *input, int output_fd); | |
8b42b7e5 | 12 | bool gzip_is_compressed(const char *input); |
611f0afe ACM |
13 | #endif |
14 | ||
15 | #ifdef HAVE_LZMA_SUPPORT | |
16 | int lzma_decompress_to_file(const char *input, int output_fd); | |
8b42b7e5 | 17 | bool lzma_is_compressed(const char *input); |
611f0afe ACM |
18 | #endif |
19 | ||
f24c1d75 AB |
20 | struct zstd_data { |
21 | #ifdef HAVE_ZSTD_SUPPORT | |
22 | ZSTD_CStream *cstream; | |
cb62c6f1 | 23 | ZSTD_DStream *dstream; |
f24c1d75 AB |
24 | #endif |
25 | }; | |
26 | ||
27 | #ifdef HAVE_ZSTD_SUPPORT | |
28 | ||
29 | int zstd_init(struct zstd_data *data, int level); | |
30 | int zstd_fini(struct zstd_data *data); | |
31 | ||
32 | size_t zstd_compress_stream_to_records(struct zstd_data *data, void *dst, size_t dst_size, | |
33 | void *src, size_t src_size, size_t max_record_size, | |
34 | size_t process_header(void *record, size_t increment)); | |
cb62c6f1 AB |
35 | |
36 | size_t zstd_decompress_stream(struct zstd_data *data, void *src, size_t src_size, | |
37 | void *dst, size_t dst_size); | |
f24c1d75 AB |
38 | #else /* !HAVE_ZSTD_SUPPORT */ |
39 | ||
40 | static inline int zstd_init(struct zstd_data *data __maybe_unused, int level __maybe_unused) | |
41 | { | |
42 | return 0; | |
43 | } | |
44 | ||
45 | static inline int zstd_fini(struct zstd_data *data __maybe_unused) | |
46 | { | |
47 | return 0; | |
48 | } | |
49 | ||
50 | static inline | |
51 | size_t zstd_compress_stream_to_records(struct zstd_data *data __maybe_unused, | |
52 | void *dst __maybe_unused, size_t dst_size __maybe_unused, | |
53 | void *src __maybe_unused, size_t src_size __maybe_unused, | |
54 | size_t max_record_size __maybe_unused, | |
55 | size_t process_header(void *record, size_t increment) __maybe_unused) | |
56 | { | |
57 | return 0; | |
58 | } | |
cb62c6f1 AB |
59 | |
60 | static inline size_t zstd_decompress_stream(struct zstd_data *data __maybe_unused, void *src __maybe_unused, | |
61 | size_t src_size __maybe_unused, void *dst __maybe_unused, | |
62 | size_t dst_size __maybe_unused) | |
63 | { | |
64 | return 0; | |
65 | } | |
f24c1d75 AB |
66 | #endif |
67 | ||
611f0afe | 68 | #endif /* PERF_COMPRESS_H */ |