};
+struct tree *lookup_tree(const unsigned char *sha1);
+int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size);
+int parse_tree(struct tree *tree);
+struct tree *parse_tree_indirect(const unsigned char *sha1);
+
+typedef int (*read_tree_fn_t)(const unsigned char *, const char *, int, const char *, unsigned int, int);
+
+extern int read_tree_recursive(struct tree *tree,
+ const char *base, int baselen,
+ int stage, const char **match,
+ read_tree_fn_t fn);
+
+extern int read_tree(struct tree *tree, int stage, const char **paths);
/* from git:commit.h */