/*
 * Duplicate and free fxp_name structures.
 */
struct fxp_name *fxp_dup_name(struct fxp_name *name);
void fxp_free_name(struct fxp_name *name);

/*
 * Store user data in an sftp_request structure.
 */
void *fxp_get_userdata(struct sftp_request *req);
void fxp_set_userdata(struct sftp_request *req, void *data);

/*
 * These functions might well be temporary placeholders to be
 * replaced with more useful similar functions later. They form the
 * main dispatch loop for processing incoming SFTP responses.
 */
void sftp_register(struct sftp_request *req);
struct sftp_request *sftp_find_request(struct sftp_packet *pktin);
struct sftp_packet *sftp_recv(void);

/*
 * A wrapper to go round fxp_read_* and fxp_write_*, which manages
 * the queueing of multiple read/write requests.
 */

struct fxp_xfer;

struct fxp_xfer *xfer_download_init(struct fxp_handle *fh, uint64 offset);
int xfer_download_done(struct fxp_xfer *xfer);
void xfer_download_queue(struct fxp_xfer *xfer);
int xfer_download_gotpkt(struct fxp_xfer *xfer, struct sftp_packet *pktin);
int xfer_download_data(struct fxp_xfer *xfer, void **buf, int *len);

void xfer_set_error(struct fxp_xfer *xfer);
void xfer_cleanup(struct fxp_xfer *xfer);