add overflow tests on pack offset variables
[git/git.git] / csum-file.h
1 #ifndef CSUM_FILE_H
2 #define CSUM_FILE_H
3
4 /* A SHA1-protected file */
5 struct sha1file {
6 int fd, error;
7 unsigned int offset, namelen;
8 SHA_CTX ctx;
9 char name[PATH_MAX];
10 unsigned char buffer[8192];
11 };
12
13 extern struct sha1file *sha1fd(int fd, const char *name);
14 extern struct sha1file *sha1create(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
15 extern int sha1close(struct sha1file *, unsigned char *, int);
16 extern int sha1write(struct sha1file *, void *, unsigned int);
17 extern int sha1write_compressed(struct sha1file *, void *, unsigned int);
18
19 #endif