+ssize_t
+sendfile (int __out_fd, int __in_fd, off_t * __offset, size_t __len)
+{
+ ssize_t size;
+
+ if (VCOM_DEBUG > 2)
+ clib_warning ("[%d] __out_fd %d, __in_fd %d, __offset %p, __len %ld",
+ getpid (), __out_fd, __in_fd, __offset, __len);
+
+ if (is_vcom_socket_fd (__out_fd))
+ {
+ /* TBD: refactor this check to be part of is_vcom_socket_fd() */
+ if (vcom_init () != 0)
+ return -1;
+
+ size = vcom_socket_sendfile (__out_fd, __in_fd, __offset, __len);
+ if (VCOM_DEBUG > 2)
+ clib_warning ("[%d] vcom_socket_sendfile (out_fd %d, in_fd %d, "
+ "offset %p (%ld), len %lu) returned %ld",
+ getpid (), __out_fd, __in_fd, __offset,
+ __offset ? *__offset : -1, __len, size);
+ if (size < 0)
+ {
+ errno = -size;
+ return -1;
+ }
+ return size;
+ }
+ if (VCOM_DEBUG > 2)
+ clib_warning ("[%d] calling libc_sendfile!", getpid ());
+ return libc_sendfile (__out_fd, __in_fd, __offset, __len);
+}
+
+ssize_t
+sendfile64 (int __out_fd, int __in_fd, off_t * __offset, size_t __len)
+{
+ return sendfile (__out_fd, __in_fd, __offset, __len);
+}
+
+