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