1#ifndef CSUM_FILE_H
2#define CSUM_FILE_H
3
4struct progress;
5
6/* A SHA1-protected file */
7struct sha1file {
8 int fd, error;
9 unsigned int offset, namelen;
10 SHA_CTX ctx;
11 struct progress *tp;
12 char name[PATH_MAX];
13 int do_crc;
14 uint32_t crc32;
15 unsigned char buffer[8192];
16};
17
18extern struct sha1file *sha1fd(int fd, const char *name);
19extern struct sha1file *sha1fd_throughput(int fd, const char *name, struct progress *tp);
20extern int sha1close(struct sha1file *, unsigned char *, int);
21extern int sha1write(struct sha1file *, void *, unsigned int);
22extern void crc32_begin(struct sha1file *);
23extern uint32_t crc32_end(struct sha1file *);
24
25#endif