6 /* A SHA1-protected file */
9 unsigned int offset
, namelen
;
15 unsigned char buffer
[8192];
18 extern struct sha1file
*sha1fd(int fd
, const char *name
);
19 extern struct sha1file
*sha1fd_throughput(int fd
, const char *name
, struct progress
*tp
);
20 extern int sha1close(struct sha1file
*, unsigned char *, int);
21 extern int sha1write(struct sha1file
*, void *, unsigned int);
22 extern void crc32_begin(struct sha1file
*);
23 extern uint32_t crc32_end(struct sha1file
*);