From 7d59ed711467b2b2c8ac25f86724225c8be7524c Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Fri, 11 Feb 2005 19:51:21 +0000
Subject: changes

---
 src/cmd/netkey.c | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 src/cmd/netkey.c

(limited to 'src/cmd/netkey.c')

diff --git a/src/cmd/netkey.c b/src/cmd/netkey.c
new file mode 100644
index 00000000..7e988023
--- /dev/null
+++ b/src/cmd/netkey.c
@@ -0,0 +1,47 @@
+#include <u.h>
+#include <libc.h>
+#include <libsec.h>
+#include <authsrv.h>
+
+void
+usage(void)
+{
+	fprint(2, "usage: netkey\n");
+	exits("usage");
+}
+
+void
+main(int argc, char *argv[])
+{
+	char *chal, *pass, buf[32], key[DESKEYLEN];
+	char *s;
+	int n;
+
+	ARGBEGIN{
+	default:
+		usage();
+	}ARGEND
+	if(argc)
+		usage();
+
+	s = getenv("service");
+	if(s && strcmp(s, "cpu") == 0){
+		fprint(2, "netkey must not be run on the cpu server\n");
+		exits("boofhead");
+	}
+
+	pass = readcons("password", nil, 1);
+	if(pass == nil)
+		sysfatal("reading password: %r");
+	passtokey(key, pass);
+
+	for(;;){
+		chal = readcons("challenge", nil, 0);
+		if(chal == nil || *chal == 0)
+			exits(nil);
+		n = strtol(chal, 0, 10);
+		sprint(buf, "%d", n);
+		netcrypt(key, buf);
+		print("response: %s\n", buf);
+	}
+}
-- 
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