| #ifndef GIT_FSCK_H |
| #define GIT_FSCK_H |
| |
| #include "oidset.h" |
| |
| #define FSCK_ERROR 1 |
| #define FSCK_WARN 2 |
| #define FSCK_IGNORE 3 |
| |
| struct fsck_options; |
| struct object; |
| |
| void fsck_set_msg_type(struct fsck_options *options, |
| const char *msg_id, const char *msg_type); |
| void fsck_set_msg_types(struct fsck_options *options, const char *values); |
| int is_valid_msg_type(const char *msg_id, const char *msg_type); |
| |
| /* |
| * callback function for fsck_walk |
| * type is the expected type of the object or OBJ_ANY |
| * the return value is: |
| * 0 everything OK |
| * <0 error signaled and abort |
| * >0 error signaled and do not abort |
| */ |
| typedef int (*fsck_walk_func)(struct object *obj, int type, void *data, struct fsck_options *options); |
| |
| /* callback for fsck_object, type is FSCK_ERROR or FSCK_WARN */ |
| typedef int (*fsck_error)(struct fsck_options *o, |
| const struct object_id *oid, enum object_type object_type, |
| int msg_type, const char *message); |
| |
| int fsck_error_function(struct fsck_options *o, |
| const struct object_id *oid, enum object_type object_type, |
| int msg_type, const char *message); |
| |
| struct fsck_options { |
| fsck_walk_func walk; |
| fsck_error error_func; |
| unsigned strict:1; |
| int *msg_type; |
| struct oidset skiplist; |
| kh_oid_map_t *object_names; |
| }; |
| |
| #define FSCK_OPTIONS_DEFAULT { NULL, fsck_error_function, 0, NULL, OIDSET_INIT } |
| #define FSCK_OPTIONS_STRICT { NULL, fsck_error_function, 1, NULL, OIDSET_INIT } |
| |
| /* descend in all linked child objects |
| * the return value is: |
| * -1 error in processing the object |
| * <0 return value of the callback, which lead to an abort |
| * >0 return value of the first signaled error >0 (in the case of no other errors) |
| * 0 everything OK |
| */ |
| int fsck_walk(struct object *obj, void *data, struct fsck_options *options); |
| |
| /* |
| * Blob objects my pass a NULL data pointer, which indicates they are too large |
| * to fit in memory. All other types must pass a real buffer. |
| */ |
| int fsck_object(struct object *obj, void *data, unsigned long size, |
| struct fsck_options *options); |
| |
| /* |
| * Some fsck checks are context-dependent, and may end up queued; run this |
| * after completing all fsck_object() calls in order to resolve any remaining |
| * checks. |
| */ |
| int fsck_finish(struct fsck_options *options); |
| |
| /* |
| * Subsystem for storing human-readable names for each object. |
| * |
| * If fsck_enable_object_names() has not been called, all other functions are |
| * noops. |
| * |
| * Use fsck_put_object_name() to seed initial names (e.g. from refnames); the |
| * fsck code will extend that while walking trees, etc. |
| * |
| * Use fsck_get_object_name() to get a single name (or NULL if none). Or the |
| * more convenient describe_object(), which always produces an output string |
| * with the oid combined with the name (if any). Note that the return value |
| * points to a rotating array of static buffers, and may be invalidated by a |
| * subsequent call. |
| */ |
| void fsck_enable_object_names(struct fsck_options *options); |
| const char *fsck_get_object_name(struct fsck_options *options, |
| const struct object_id *oid); |
| __attribute__((format (printf,3,4))) |
| void fsck_put_object_name(struct fsck_options *options, |
| const struct object_id *oid, |
| const char *fmt, ...); |
| const char *fsck_describe_object(struct fsck_options *options, |
| const struct object_id *oid); |
| |
| #endif |