1 files changed, 44 insertions, 0 deletions
diff --git a/contrib/sendmail/libsm/rewind.c b/contrib/sendmail/libsm/rewind.c
new file mode 100644
index 0000000..597c6db
--- /dev/null
+++ b/contrib/sendmail/libsm/rewind.c
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
+ *      All rights reserved.
+ * Copyright (c) 1990, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Chris Torek.
+ *
+ * By using this file, you agree to the terms and conditions set
+ * forth in the LICENSE file which can be found at the top level of
+ * the sendmail distribution.
+ */
+
+#include <sm/gen.h>
+SM_RCSID("@(#)$Id: rewind.c,v 1.18 2001/09/11 04:04:49 gshapiro Exp $")
+#include <errno.h>
+#include <sm/io.h>
+#include <sm/assert.h>
+#include "local.h"
+
+/*
+**  SM_IO_REWIND -- rewind the file
+**
+**	Seeks the file to the begining and clears any outstanding errors.
+**
+**	Parameters:
+**		fp -- the flie pointer for rewind
+**		timeout -- time to complete the rewind
+**
+**	Returns:
+**		none.
+*/
+
+void
+sm_io_rewind(fp, timeout)
+	register SM_FILE_T *fp;
+	int timeout;
+{
+	SM_REQUIRE_ISA(fp, SmFileMagic);
+	(void) sm_io_seek(fp, timeout, 0L, SM_IO_SEEK_SET);
+	(void) sm_io_clearerr(fp);
+	errno = 0;      /* not required, but seems reasonable */
+}