From 84b43d43754c0f108200d2d8c22d0a27bd8ec17c Mon Sep 17 00:00:00 2001
From: markm <markm@FreeBSD.org>
Date: Mon, 9 Jul 2001 17:34:22 +0000
Subject: Goodbye S/Key, Hello OPIE.

I believe I have done due dilligence on this, but I'd appreciate
decent test scenarios and sucess (or failure) reports.
---
 libexec/rexecd/Makefile |  7 ++++---
 libexec/rexecd/rexecd.c | 23 +++++++++++++----------
 2 files changed, 17 insertions(+), 13 deletions(-)

diff --git a/libexec/rexecd/Makefile b/libexec/rexecd/Makefile
index 59d0260..4fc7190 100644
--- a/libexec/rexecd/Makefile
+++ b/libexec/rexecd/Makefile
@@ -3,9 +3,10 @@
 
 PROG=	rexecd
 MAN=	rexecd.8
-CFLAGS+= -DSKEY
 
-DPADD=  ${LIBSKEY} ${LIBMD} ${LIBCRYPT} ${LIBUTIL}
-LDADD=	-lskey -lmd -lcrypt -lutil
+CFLAGS=	-DOPIE
+
+DPADD=  ${LIBOPIE} ${LIBMD} ${LIBCRYPT} ${LIBUTIL}
+LDADD=	-lopie -lmd -lcrypt -lutil
 
 .include <bsd.prog.mk>
diff --git a/libexec/rexecd/rexecd.c b/libexec/rexecd/rexecd.c
index a12072c..f820b90 100644
--- a/libexec/rexecd/rexecd.c
+++ b/libexec/rexecd/rexecd.c
@@ -56,10 +56,11 @@ static const char rcsid[] =
 #include <fcntl.h>
 #endif
 #include <libutil.h>
+#include <opie.h>
 #include <paths.h>
+#include <pwd.h>
 #include <signal.h>
 #include <stdio.h>
-#include <skey.h>
 #include <string.h>
 #include <syslog.h>
 #include <unistd.h>
@@ -137,11 +138,13 @@ doit(f, fromp)
 	FILE *fp;
 	char cmdbuf[NCARGS+1], *cp;
 	const char *namep;
-#ifdef SKEY
-	char user[16], pass[100];
-#else /* SKEY */
+	char user[16];
+#ifdef OPIE
+	struct opie opiedata;
+	char pass[OPIE_RESPONSE_MAX+1], opieprompt[OPIE_CHALLENGE_MAX+1];
+#else /* OPIE */
 	char user[16], pass[16];
-#endif /* SKEY */
+#endif /* OPIE */
 	struct passwd *pwd;
 	int s;
 	u_short port;
@@ -197,13 +200,13 @@ doit(f, fromp)
 	}
 	endpwent();
 	if (*pwd->pw_passwd != '\0') {
-#ifdef SKEY
-		namep = skey_crypt(pass, pwd->pw_passwd, pwd,
-				   skeyaccess(user, NULL, remote, NULL));
-#else /* SKEY */
+#ifdef OPIE
+		opiechallenge(&opiedata, user, opieprompt);
+		if (opieverify(&opiedata, pass)) {
+#else /* OPIE */
 		namep = crypt(pass, pwd->pw_passwd);
-#endif /* SKEY */
 		if (strcmp(namep, pwd->pw_passwd)) {
+#endif /* OPIE */
 			syslog(LOG_ERR, "LOGIN FAILURE from %s, %s",
 			       remote, user);
 			error("Login incorrect.\n");
-- 
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