X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=sftp.h;h=031aea273b23f289b399f23ff4872355ff9f6b9d;hb=550f7b37cb7dbe0dcd68d2ac2c3b529e643599b3;hp=77aa2d907b4c62964314d4be63948a0bba1261a6;hpb=5bd604f53f24f6e4255db8fa9d65acba537229ae;p=PuTTY.git

diff --git a/sftp.h b/sftp.h
index 77aa2d90..031aea27 100644
--- a/sftp.h
+++ b/sftp.h
@@ -67,6 +67,11 @@
 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;
@@ -206,6 +211,12 @@ void fxp_free_names(struct fxp_names *names);
 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
@@ -214,3 +225,24 @@ void fxp_free_name(struct fxp_name *name);
 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);