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#ifndef REFS_PACKED_BACKEND_H
#define REFS_PACKED_BACKEND_H
 
/*
 * Support for storing references in a `packed-refs` file.
 *
 * Note that this backend doesn't check for D/F conflicts, because it
 * doesn't care about them. But usually it should be wrapped in a
 * `files_ref_store` that prevents D/F conflicts from being created,
 * even among packed refs.
 */
 
struct ref_store *packed_ref_store_create(const char *path,
					  unsigned int store_flags);
 
/*
 * Lock the packed-refs file for writing. Flags is passed to
 * hold_lock_file_for_update(). Return 0 on success. On errors, write
 * an error message to `err` and return a nonzero value.
 */
int packed_refs_lock(struct ref_store *ref_store, int flags, struct strbuf *err);
 
void packed_refs_unlock(struct ref_store *ref_store);
int packed_refs_is_locked(struct ref_store *ref_store);
 
void add_packed_ref(struct ref_store *ref_store,
		    const char *refname, const struct object_id *oid);
 
int commit_packed_refs(struct ref_store *ref_store, struct strbuf *err);
 
int repack_without_refs(struct ref_store *ref_store,
			struct string_list *refnames, struct strbuf *err);
 
#endif /* REFS_PACKED_BACKEND_H */