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1 | #ifndef GIT_FSCK_H | |
2 | #define GIT_FSCK_H | |
3 | ||
4 | #include "oidset.h" | |
5 | ||
6 | #define FSCK_ERROR 1 | |
7 | #define FSCK_WARN 2 | |
8 | #define FSCK_IGNORE 3 | |
9 | ||
10 | struct fsck_options; | |
11 | struct object; | |
12 | ||
13 | void fsck_set_msg_type(struct fsck_options *options, | |
14 | const char *msg_id, const char *msg_type); | |
15 | void fsck_set_msg_types(struct fsck_options *options, const char *values); | |
16 | int is_valid_msg_type(const char *msg_id, const char *msg_type); | |
17 | ||
18 | /* | |
19 | * callback function for fsck_walk | |
20 | * type is the expected type of the object or OBJ_ANY | |
21 | * the return value is: | |
22 | * 0 everything OK | |
23 | * <0 error signaled and abort | |
24 | * >0 error signaled and do not abort | |
25 | */ | |
26 | typedef int (*fsck_walk_func)(struct object *obj, int type, void *data, struct fsck_options *options); | |
27 | ||
28 | /* callback for fsck_object, type is FSCK_ERROR or FSCK_WARN */ | |
29 | typedef int (*fsck_error)(struct fsck_options *o, | |
30 | struct object *obj, int type, const char *message); | |
31 | ||
32 | int fsck_error_function(struct fsck_options *o, | |
33 | struct object *obj, int type, const char *message); | |
34 | ||
35 | struct fsck_options { | |
36 | fsck_walk_func walk; | |
37 | fsck_error error_func; | |
38 | unsigned strict:1; | |
39 | int *msg_type; | |
40 | struct oidset skiplist; | |
41 | struct decoration *object_names; | |
42 | }; | |
43 | ||
44 | #define FSCK_OPTIONS_DEFAULT { NULL, fsck_error_function, 0, NULL, OIDSET_INIT } | |
45 | #define FSCK_OPTIONS_STRICT { NULL, fsck_error_function, 1, NULL, OIDSET_INIT } | |
46 | ||
47 | /* descend in all linked child objects | |
48 | * the return value is: | |
49 | * -1 error in processing the object | |
50 | * <0 return value of the callback, which lead to an abort | |
51 | * >0 return value of the first signaled error >0 (in the case of no other errors) | |
52 | * 0 everything OK | |
53 | */ | |
54 | int fsck_walk(struct object *obj, void *data, struct fsck_options *options); | |
55 | /* If NULL is passed for data, we assume the object is local and read it. */ | |
56 | int fsck_object(struct object *obj, void *data, unsigned long size, | |
57 | struct fsck_options *options); | |
58 | ||
59 | /* | |
60 | * Some fsck checks are context-dependent, and may end up queued; run this | |
61 | * after completing all fsck_object() calls in order to resolve any remaining | |
62 | * checks. | |
63 | */ | |
64 | int fsck_finish(struct fsck_options *options); | |
65 | ||
66 | #endif |