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https://github.com/git/git
23 January 2022, 05:21:09 UTC
Revision e923eaeb901ff056421b9007adcbbce271caa7b6 authored by Junio C Hamano on 12 February 2010, 23:45:05 UTC, committed by Junio C Hamano on 12 February 2010, 23:45:05 UTC 
Git 1.7.0
 
Signed-off-by: Junio C Hamano <gitster@pobox.com>
1 parent ca5812d
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Tip revision: e923eaeb901ff056421b9007adcbbce271caa7b6 authored by Junio C Hamano on 12 February 2010, 23:45:05 UTC
Git 1.7.0
Tip revision: e923eae
csum-file.h 
#ifndef CSUM_FILE_H
#define CSUM_FILE_H

struct progress;

/* A SHA1-protected file */
struct sha1file {
	int fd;
	unsigned int offset;
	git_SHA_CTX ctx;
	off_t total;
	struct progress *tp;
	const char *name;
	int do_crc;
	uint32_t crc32;
	unsigned char buffer[8192];
};

/* sha1close flags */
#define CSUM_CLOSE	1
#define CSUM_FSYNC	2

extern struct sha1file *sha1fd(int fd, const char *name);
extern struct sha1file *sha1fd_throughput(int fd, const char *name, struct progress *tp);
extern int sha1close(struct sha1file *, unsigned char *, unsigned int);
extern int sha1write(struct sha1file *, void *, unsigned int);
extern void sha1flush(struct sha1file *f);
extern void crc32_begin(struct sha1file *);
extern uint32_t crc32_end(struct sha1file *);

#endif
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