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OpenBSD 3.6

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1 parent 2429833 commit 3769f49f7e8f946a5dbdb448f0976531551a466b itojun committed Dec 7, 2004
Showing with 1,384 additions and 0 deletions.
  1. +6 −0 kame/kame/nc/Makefile
  2. +56 −0 kame/kame/nc/atomicio.c
  3. +352 −0 kame/kame/nc/nc.1
  4. +801 −0 kame/kame/nc/netcat.c
  5. +169 −0 kame/kame/nc/socks.c
@@ -0,0 +1,6 @@
+# $OpenBSD: Makefile,v 1.6 2001/09/02 18:45:41 jakob Exp $
+
+PROG= nc
+SRCS= netcat.c atomicio.c socks.c
+
+.include <bsd.prog.mk>
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 1995,1999 Theo de Raadt. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/types.h>
+#include <sys/uio.h>
+
+#include <errno.h>
+#include <unistd.h>
+
+ssize_t atomicio(ssize_t (*f)(int, void *, size_t), int fd, void *_s, size_t n);
+
+/*
+ * ensure all of data on socket comes through. f==read || f==write
+ */
+ssize_t
+atomicio(ssize_t (*f) (int, void *, size_t), int fd, void *_s, size_t n)
+{
+ char *s = _s;
+ ssize_t res, pos = 0;
+
+ while (n > pos) {
+ res = (f) (fd, s + pos, n - pos);
+ switch (res) {
+ case -1:
+ if (errno == EINTR || errno == EAGAIN)
+ continue;
+ case 0:
+ return (res);
+ default:
+ pos += res;
+ }
+ }
+ return (pos);
+}
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