builtin-fsck: move common object checking code to fsck.c
[git/git.git] / fsck.h
1 #ifndef GIT_FSCK_H
2 #define GIT_FSCK_H
3
4 #define FSCK_ERROR 1
5 #define FSCK_WARN 2
6
7 /*
8 * callback function for fsck_walk
9 * type is the expected type of the object or OBJ_ANY
10 * the return value is:
11 * 0 everything OK
12 * <0 error signaled and abort
13 * >0 error signaled and do not abort
14 */
15 typedef int (*fsck_walk_func)(struct object *obj, int type, void *data);
16
17 /* callback for fsck_object, type is FSCK_ERROR or FSCK_WARN */
18 typedef int (*fsck_error)(struct object *obj, int type, const char *err, ...);
19
20 /* descend in all linked child objects
21 * the return value is:
22 * -1 error in processing the object
23 * <0 return value of the callback, which lead to an abort
24 * >0 return value of the first sigaled error >0 (in the case of no other errors)
25 * 0 everything OK
26 */
27 int fsck_walk(struct object *obj, fsck_walk_func walk, void *data);
28 int fsck_object(struct object *obj, int strict, fsck_error error_func);
29
30 #endif