add overflow tests on pack offset variables
[git/git.git] / csum-file.h
CommitLineData
c38138cd
LT
1#ifndef CSUM_FILE_H
2#define CSUM_FILE_H
3
4/* A SHA1-protected file */
5struct sha1file {
6 int fd, error;
e1808845 7 unsigned int offset, namelen;
c38138cd 8 SHA_CTX ctx;
e1808845 9 char name[PATH_MAX];
c38138cd
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10 unsigned char buffer[8192];
11};
12
4397f014 13extern struct sha1file *sha1fd(int fd, const char *name);
4ec99bf0 14extern struct sha1file *sha1create(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
e1808845 15extern int sha1close(struct sha1file *, unsigned char *, int);
c38138cd
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16extern int sha1write(struct sha1file *, void *, unsigned int);
17extern int sha1write_compressed(struct sha1file *, void *, unsigned int);
18
19#endif