coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
compression.h
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1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0-only */
2 
3 #ifndef _COMMONLIB_COMPRESSION_H_
4 #define _COMMONLIB_COMPRESSION_H_
5 
6 #include <stddef.h>
7 
8 /* Decompresses an LZ4F image (multiple LZ4 blocks with frame header) from src
9  * to dst, ensuring that it doesn't read more than srcn bytes and doesn't write
10  * more than dstn. Buffer sizes must stay below 2GB. Can decompress files loaded
11  * to the end of a buffer in-place, as long as buffer is larger than the final
12  * output size. (Usually just a few bytes, but may be up to (8 + dstn/255) in
13  * worst case. Will reliably return an error if buffer was too small.)
14  * Returns amount of decompressed bytes, or 0 on error.
15  */
16 size_t ulz4fn(const void *src, size_t srcn, void *dst, size_t dstn);
17 
18 /* Same as ulz4fn() but does not perform any bounds checks. */
19 size_t ulz4f(const void *src, void *dst);
20 
21 #endif /* _COMMONLIB_COMPRESSION_H_ */
ulz4f
size_t ulz4f(const void *src, void *dst)
Definition: lz4_wrapper.c:167
ulz4fn
size_t ulz4fn(const void *src, size_t srcn, void *dst, size_t dstn)
Definition: lz4_wrapper.c:96