[thirdparty/git.git] / csum-file.h

#ifndef CSUM_FILE_H
#define CSUM_FILE_H

struct progress;

/* A SHA1-protected file */
struct sha1file {
	int fd;
	int check_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_check(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
Commit	Line	Data
	1	#ifndef CSUM_FILE_H
	2	#define CSUM_FILE_H
	3
	4	struct progress;
	5
	6	/* A SHA1-protected file */
	7	struct sha1file {
	8	int fd;
	9	int check_fd;
	10	unsigned int offset;
	11	git_SHA_CTX ctx;
	12	off_t total;
	13	struct progress *tp;
	14	const char *name;
	15	int do_crc;
	16	uint32_t crc32;
	17	unsigned char buffer[8192];
	18	};
	19
	20	/* sha1close flags */
	21	#define CSUM_CLOSE 1
	22	#define CSUM_FSYNC 2
	23
	24	extern struct sha1file sha1fd(int fd, const char name);
	25	extern struct sha1file sha1fd_check(const char name);
	26	extern struct sha1file sha1fd_throughput(int fd, const char name, struct progress *tp);
	27	extern int sha1close(struct sha1file , unsigned char , unsigned int);
	28	extern int sha1write(struct sha1file , void , unsigned int);
	29	extern void sha1flush(struct sha1file *f);
	30	extern void crc32_begin(struct sha1file *);
	31	extern uint32_t crc32_end(struct sha1file *);
	32
	33	#endif