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8021q: fix a potential memory leak
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1#ifndef __LZO_H__
2#define __LZO_H__
3/*
4 * LZO Public Kernel Interface
5 * A mini subset of the LZO real-time data compression library
6 *
8b975bd3 7 * Copyright (C) 1996-2012 Markus F.X.J. Oberhumer <markus@oberhumer.com>
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8 *
9 * The full LZO package can be found at:
10 * http://www.oberhumer.com/opensource/lzo/
11 *
8b975bd3 12 * Changed for Linux kernel use by:
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13 * Nitin Gupta <nitingupta910@gmail.com>
14 * Richard Purdie <rpurdie@openedhand.com>
15 */
16
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17#define LZO1X_1_MEM_COMPRESS (8192 * sizeof(unsigned short))
18#define LZO1X_MEM_COMPRESS LZO1X_1_MEM_COMPRESS
64c70b1c 19
f2a11b15 20#define lzo1x_worst_compress(x) ((x) + ((x) / 16) + 64 + 3)
64c70b1c 21
8b975bd3 22/* This requires 'wrkmem' of size LZO1X_1_MEM_COMPRESS */
64c70b1c 23int lzo1x_1_compress(const unsigned char *src, size_t src_len,
8b975bd3 24 unsigned char *dst, size_t *dst_len, void *wrkmem);
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25
26/* safe decompression with overrun testing */
27int lzo1x_decompress_safe(const unsigned char *src, size_t src_len,
8b975bd3 28 unsigned char *dst, size_t *dst_len);
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29
30/*
31 * Return values (< 0 = Error)
32 */
33#define LZO_E_OK 0
34#define LZO_E_ERROR (-1)
35#define LZO_E_OUT_OF_MEMORY (-2)
36#define LZO_E_NOT_COMPRESSIBLE (-3)
37#define LZO_E_INPUT_OVERRUN (-4)
38#define LZO_E_OUTPUT_OVERRUN (-5)
39#define LZO_E_LOOKBEHIND_OVERRUN (-6)
40#define LZO_E_EOF_NOT_FOUND (-7)
41#define LZO_E_INPUT_NOT_CONSUMED (-8)
42#define LZO_E_NOT_YET_IMPLEMENTED (-9)
8b975bd3 43#define LZO_E_INVALID_ARGUMENT (-10)
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44
45#endif