int sftp_senddata(char *data, int len);
int sftp_recvdata(char *data, int len);
+/*
+ * Free sftp_requests
+ */
+void sftp_cleanup_request(void);
+
struct fxp_attrs {
unsigned long flags;
uint64 size;
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
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);
+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);
+
+struct fxp_xfer *xfer_upload_init(struct fxp_handle *fh, uint64 offset);
+int xfer_upload_ready(struct fxp_xfer *xfer);
+void xfer_upload_data(struct fxp_xfer *xfer, char *buffer, int len);
+int xfer_upload_gotpkt(struct fxp_xfer *xfer, struct sftp_packet *pktin);
+
+int xfer_done(struct fxp_xfer *xfer);
+void xfer_set_error(struct fxp_xfer *xfer);
+void xfer_cleanup(struct fxp_xfer *xfer);