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 struct fsck_options;
   8
   9 void fsck_set_msg_type(struct fsck_options *options,
  10                 const char *msg_id, const char *msg_type);
  11 void fsck_set_msg_types(struct fsck_options *options, const char *values);
  12 int is_valid_msg_type(const char *msg_id, const char *msg_type);
  13
  14 /*
  15  * callback function for fsck_walk
  16  * type is the expected type of the object or OBJ_ANY
  17  * the return value is:
  18  *     0        everything OK
  19  *     <0       error signaled and abort
  20  *     >0       error signaled and do not abort
  21  */
  22 typedef int (*fsck_walk_func)(struct object *obj, int type, void *data, struct fsck_options *options);
  23
  24 /* callback for fsck_object, type is FSCK_ERROR or FSCK_WARN */
  25 typedef int (*fsck_error)(struct object *obj, int type, const char *message);
  26
  27 int fsck_error_function(struct object *obj, int type, const char *message);
  28
  29 struct fsck_options {
  30         fsck_walk_func walk;
  31         fsck_error error_func;
  32         unsigned strict:1;
  33         int *msg_type;
  34 };
  35
  36 #define FSCK_OPTIONS_DEFAULT { NULL, fsck_error_function, 0, NULL }
  37 #define FSCK_OPTIONS_STRICT { NULL, fsck_error_function, 1, NULL }
  38
  39 /* descend in all linked child objects
  40  * the return value is:
  41  *    -1        error in processing the object
  42  *    <0        return value of the callback, which lead to an abort
  43  *    >0        return value of the first signaled error >0 (in the case of no other errors)
  44  *    0         everything OK
  45  */
  46 int fsck_walk(struct object *obj, void *data, struct fsck_options *options);
  47 /* If NULL is passed for data, we assume the object is local and read it. */
  48 int fsck_object(struct object *obj, void *data, unsigned long size,
  49         struct fsck_options *options);
  50
  51 #endif