+
+#if ENABLE_DEBUG_COMMAND
+static int
+write_cb (void *fd_ptr, const void *buf, size_t len)
+{
+ int fd = *(int *)fd_ptr;
+ return xwrite (fd, buf, len);
+}
+#endif
+
+/* Has one FileIn parameter. */
+int
+do_debug_upload (const char *filename MAYBE_UNUSED, int mode MAYBE_UNUSED)
+{
+#if ENABLE_DEBUG_COMMAND
+ /* Not chrooted - this command lets you upload a file to anywhere
+ * in the appliance.
+ */
+ int fd = open (filename, O_WRONLY|O_CREAT|O_TRUNC|O_NOCTTY, mode);
+
+ if (fd == -1) {
+ int err = errno;
+ cancel_receive ();
+ errno = err;
+ reply_with_perror ("%s", filename);
+ return -1;
+ }
+
+ int r = receive_file (write_cb, &fd);
+ if (r == -1) { /* write error */
+ int err = errno;
+ cancel_receive ();
+ errno = err;
+ reply_with_error ("write error: %s", filename);
+ close (fd);
+ return -1;
+ }
+ if (r == -2) { /* cancellation from library */
+ close (fd);
+ /* Do NOT send any error. */
+ return -1;
+ }
+
+ if (close (fd) == -1) {
+ int err = errno;
+ if (r == -1) /* if r == 0, file transfer ended already */
+ cancel_receive ();
+ errno = err;
+ reply_with_perror ("close: %s", filename);
+ return -1;
+ }
+
+ return 0;
+#else
+ reply_with_error ("guestfsd was not configured with --enable-debug-command");
+ return NULL;
+#endif
+}