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This is needed for BTRFS. Signed-off-by: Marek Behun <marek.behun@nic.cz> create mode 100644 lib/crc32c.c
36 lines
1016 B
C
36 lines
1016 B
C
/*
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* (C) Copyright 2009
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* Marvell Semiconductor <www.marvell.com>
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* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef _UBOOT_CRC_H
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#define _UBOOT_CRC_H
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/* lib/crc8.c */
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unsigned int crc8(unsigned int crc_start, const unsigned char *vptr, int len);
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/* lib/crc32.c */
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uint32_t crc32 (uint32_t, const unsigned char *, uint);
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uint32_t crc32_wd (uint32_t, const unsigned char *, uint, uint);
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uint32_t crc32_no_comp (uint32_t, const unsigned char *, uint);
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/**
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* crc32_wd_buf - Perform CRC32 on a buffer and return result in buffer
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*
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* @input: Input buffer
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* @ilen: Input buffer length
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* @output: Place to put checksum result (4 bytes)
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* @chunk_sz: Trigger watchdog after processing this many bytes
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*/
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void crc32_wd_buf(const unsigned char *input, uint ilen,
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unsigned char *output, uint chunk_sz);
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/* lib/crc32c.c */
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void crc32c_init(uint32_t *, uint32_t);
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uint32_t crc32c_cal(uint32_t, const char *, int, uint32_t *);
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#endif /* _UBOOT_CRC_H */
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