mirror of
https://github.com/crash-utility/crash
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76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
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/* lzorle_decompress.h
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*
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* from kernel lib/lzo/lzodefs.h
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*
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* Copyright (C) 1996-2012 Markus F.X.J. Oberhumer <mar...@oberhumer.com>
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* Copyright (C) 2024 NIO
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef LZODEFS_H
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#define LZODEFS_H
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#define COPY4(dst, src) memcpy((dst), (src), sizeof(uint32_t))
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#define COPY8(dst, src) memcpy((dst), (src), sizeof(uint64_t))
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#define M1_MAX_OFFSET 0x0400
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#define M2_MAX_OFFSET 0x0800
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#define M3_MAX_OFFSET 0x4000
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#define M4_MAX_OFFSET_V0 0xbfff
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#define M4_MAX_OFFSET_V1 0xbffe
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#define M1_MIN_LEN 2
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#define M1_MAX_LEN 2
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#define M2_MIN_LEN 3
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#define M2_MAX_LEN 8
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#define M3_MIN_LEN 3
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#define M3_MAX_LEN 33
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#define M4_MIN_LEN 3
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#define M4_MAX_LEN 9
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#define M1_MARKER 0
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#define M2_MARKER 64
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#define M3_MARKER 32
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#define M4_MARKER 16
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#define MIN_ZERO_RUN_LENGTH 4
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#define MAX_ZERO_RUN_LENGTH (2047 + MIN_ZERO_RUN_LENGTH)
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#define lzo_dict_t unsigned short
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#define D_BITS 13
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#define D_SIZE (1u << D_BITS)
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#define D_MASK (D_SIZE - 1)
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#define D_HIGH ((D_MASK >> 1) + 1)
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#define LZO_E_OK 0
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#define LZO_E_ERROR (-1)
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#define LZO_E_OUT_OF_MEMORY (-2)
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#define LZO_E_NOT_COMPRESSIBLE (-3)
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#define LZO_E_INPUT_OVERRUN (-4)
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#define LZO_E_OUTPUT_OVERRUN (-5)
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#define LZO_E_LOOKBEHIND_OVERRUN (-6)
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#define LZO_E_EOF_NOT_FOUND (-7)
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#define LZO_E_INPUT_NOT_CONSUMED (-8)
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#define LZO_E_NOT_YET_IMPLEMELZO_HFILESNTED (-9)
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#define LZO_E_INVALID_ARGUMENT (-10)
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#define HAVE_IP(x) ((unsigned long)(ip_end - ip) >= (unsigned long)(x))
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#define HAVE_OP(x) ((unsigned long)(op_end - op) >= (unsigned long)(x))
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#define NEED_IP(x) if (!HAVE_IP(x)) goto input_overrun
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#define NEED_OP(x) if (!HAVE_OP(x)) goto output_overrun
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#define TEST_LB(m_pos) if ((m_pos) < out) goto lookbehind_overrun
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int lzorle_decompress_safe(const unsigned char *in, unsigned long in_len,
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unsigned char *out, unsigned long *out_len, void *other/* NOT USED */);
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#endif
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