1#ifndef CSUM_FILE_H
2#define CSUM_FILE_H
34
/* A SHA1-protected file */
5struct sha1file {
6int fd, error;
7unsigned long offset;
8SHA_CTX ctx;
9unsigned char buffer[8192];
10};
1112
extern struct sha1file *sha1create(const char *fmt, ...);
13extern int sha1close(struct sha1file *);
14extern int sha1write(struct sha1file *, void *, unsigned int);
15extern int sha1write_compressed(struct sha1file *, void *, unsigned int);
1617
#endif