/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __LZO_H__ #define __LZO_H__ /* * LZO Public Kernel Interface * A mini subset of the LZO real-time data compression library * * Copyright (C) 1996-2012 Markus F.X.J. Oberhumer <[email protected]> * * The full LZO package can be found at: * http://www.oberhumer.com/opensource/lzo/ * * Changed for Linux kernel use by: * Nitin Gupta <[email protected]> * Richard Purdie <[email protected]> */ #define LZO1X_1_MEM_COMPRESS … #define LZO1X_MEM_COMPRESS … #define lzo1x_worst_compress(x) … /* This requires 'wrkmem' of size LZO1X_1_MEM_COMPRESS */ int lzo1x_1_compress(const unsigned char *src, size_t src_len, unsigned char *dst, size_t *dst_len, void *wrkmem); /* This requires 'wrkmem' of size LZO1X_1_MEM_COMPRESS */ int lzorle1x_1_compress(const unsigned char *src, size_t src_len, unsigned char *dst, size_t *dst_len, void *wrkmem); /* safe decompression with overrun testing */ int lzo1x_decompress_safe(const unsigned char *src, size_t src_len, unsigned char *dst, size_t *dst_len); /* * Return values (< 0 = Error) */ #define LZO_E_OK … #define LZO_E_ERROR … #define LZO_E_OUT_OF_MEMORY … #define LZO_E_NOT_COMPRESSIBLE … #define LZO_E_INPUT_OVERRUN … #define LZO_E_OUTPUT_OVERRUN … #define LZO_E_LOOKBEHIND_OVERRUN … #define LZO_E_EOF_NOT_FOUND … #define LZO_E_INPUT_NOT_CONSUMED … #define LZO_E_NOT_YET_IMPLEMENTED … #define LZO_E_INVALID_ARGUMENT … #endif
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