/* A SHA1-protected file */
struct sha1file {
int fd, error;
- unsigned long offset;
+ unsigned int offset, namelen;
SHA_CTX ctx;
+ char name[PATH_MAX];
+ int do_crc;
+ uint32_t crc32;
unsigned char buffer[8192];
};
-extern struct sha1file *sha1create(const char *fmt, ...);
-extern int sha1close(struct sha1file *);
+extern struct sha1file *sha1fd(int fd, const char *name);
+extern struct sha1file *sha1create(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
+extern int sha1close(struct sha1file *, unsigned char *, int);
extern int sha1write(struct sha1file *, void *, unsigned int);
extern int sha1write_compressed(struct sha1file *, void *, unsigned int);
+extern void crc32_begin(struct sha1file *);
+extern uint32_t crc32_end(struct sha1file *);
#endif