extern struct git_istream *open_istream(const unsigned char *, enum object_type *, unsigned long *, struct stream_filter *);
extern int close_istream(struct git_istream *);
-extern ssize_t read_istream(struct git_istream *, char *, size_t);
+extern ssize_t read_istream(struct git_istream *, void *, size_t);
+
+extern int stream_blob_to_fd(int fd, const unsigned char *, struct stream_filter *, int can_seek);
#endif /* STREAMING_H */