- djm@cvs.openbsd.org 2006/04/16 00:52:55

     [atomicio.c atomicio.h]
     introduce atomiciov() function that wraps readv/writev to retry
     interrupted transfers like atomicio() does for read/write;
     feedback deraadt@ dtucker@ stevesk@ ok deraadt@

1 files changed, 17 insertions, 1 deletions

diff --git a/atomicio.h b/atomicio.h
index ddb63ee8..03bf065e 100644
--- a/atomicio.h
+++ b/atomicio.h
@@ -1,6 +1,7 @@
-/* $OpenBSD: atomicio.h,v 1.7 2006/03/25 22:22:42 djm Exp $ */
+/* $OpenBSD: atomicio.h,v 1.8 2006/04/16 00:52:55 djm Exp $ */
 
 /*
+ * Copyright (c) 2006 Damien Miller.  All rights reserved.
  * Copyright (c) 1995,1999 Theo de Raadt.  All rights reserved.
  * All rights reserved.
  *
@@ -25,9 +26,24 @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#ifndef _ATOMICIO_H
+#define _ATOMICIO_H
+
+#include <sys/types.h>
+#include <unistd.h>
+#include <sys/uio.h>
+
 /*
  * Ensure all of data on socket comes through. f==read || f==vwrite
  */
 size_t	atomicio(ssize_t (*)(int, void *, size_t), int, void *, size_t);
 
 #define vwrite (ssize_t (*)(int, void *, size_t))write
+
+/*
+ * ensure all of data on socket comes through. f==readv || f==writev
+ */
+size_t	atomiciov(ssize_t (*)(int, const struct iovec *, int),
+    int, const struct iovec *, int);
+
+#endif /* _ATOMICIO_H */