1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright 2019 Google LLC
10 * ulz4fn() - Decompress LZ4 data
12 * @src: Source data to decompress
13 * @srcn: Length of source data
14 * @dst: Destination for uncompressed data
15 * @dstn: Returns length of uncompressed data
16 * @return 0 if OK, -EPROTONOSUPPORT if the magic number or version number are
17 * not recognised or independent blocks are used, -EINVAL if the reserved
18 * fields are non-zero, or input is overrun, -EENOBUFS if the destination
19 * buffer is overrun, -EEPROTO if the compressed data causes an error in
20 * the decompression algorithm
22 int ulz4fn(const void *src, size_t srcn, void *dst, size_t *dstn);