From 6cb6dcffe1a2204ba9006de20f73255c268fcb6b Mon Sep 17 00:00:00 2001
From: "markus@openbsd.org" <markus@openbsd.org>
Date: Sat, 13 Aug 2016 17:47:40 +0000
Subject: upstream commit

remove ssh1 server code; ok djm@

Upstream-ID: c24c0c32c49b91740d5a94ae914fb1898ea5f534
---
 auth-chall.c | 125 -----------------------------------------------------------
 1 file changed, 125 deletions(-)
 delete mode 100644 auth-chall.c

(limited to 'auth-chall.c')

diff --git a/auth-chall.c b/auth-chall.c
deleted file mode 100644
index 60c9f14ca..000000000
--- a/auth-chall.c
+++ /dev/null
@@ -1,125 +0,0 @@
-/* $OpenBSD: auth-chall.c,v 1.14 2014/06/24 01:13:21 djm Exp $ */
-/*
- * Copyright (c) 2001 Markus Friedl.  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 "includes.h"
-
-#include <sys/types.h>
-#include <stdarg.h>
-#include <stdlib.h>
-#include <stdio.h>
-
-#include "xmalloc.h"
-#include "key.h"
-#include "hostfile.h"
-#include "auth.h"
-#include "log.h"
-#include "misc.h"
-#include "servconf.h"
-
-/* limited protocol v1 interface to kbd-interactive authentication */
-
-extern KbdintDevice *devices[];
-static KbdintDevice *device;
-extern ServerOptions options;
-
-char *
-get_challenge(Authctxt *authctxt)
-{
-	char *challenge, *name, *info, **prompts;
-	u_int i, numprompts;
-	u_int *echo_on;
-
-#ifdef USE_PAM
-	if (!options.use_pam)
-		remove_kbdint_device("pam");
-#endif
-
-	device = devices[0]; /* we always use the 1st device for protocol 1 */
-	if (device == NULL)
-		return NULL;
-	if ((authctxt->kbdintctxt = device->init_ctx(authctxt)) == NULL)
-		return NULL;
-	if (device->query(authctxt->kbdintctxt, &name, &info,
-	    &numprompts, &prompts, &echo_on)) {
-		device->free_ctx(authctxt->kbdintctxt);
-		authctxt->kbdintctxt = NULL;
-		return NULL;
-	}
-	if (numprompts < 1)
-		fatal("get_challenge: numprompts < 1");
-	challenge = xstrdup(prompts[0]);
-	for (i = 0; i < numprompts; i++)
-		free(prompts[i]);
-	free(prompts);
-	free(name);
-	free(echo_on);
-	free(info);
-
-	return (challenge);
-}
-int
-verify_response(Authctxt *authctxt, const char *response)
-{
-	char *resp[1], *name, *info, **prompts;
-	u_int i, numprompts, *echo_on;
-	int authenticated = 0;
-
-	if (device == NULL)
-		return 0;
-	if (authctxt->kbdintctxt == NULL)
-		return 0;
-	resp[0] = (char *)response;
-	switch (device->respond(authctxt->kbdintctxt, 1, resp)) {
-	case 0: /* Success */
-		authenticated = 1;
-		break;
-	case 1: /* Postponed - retry with empty query for PAM */
-		if ((device->query(authctxt->kbdintctxt, &name, &info,
-		    &numprompts, &prompts, &echo_on)) != 0)
-			break;
-		if (numprompts == 0 &&
-		    device->respond(authctxt->kbdintctxt, 0, resp) == 0)
-			authenticated = 1;
-
-		for (i = 0; i < numprompts; i++)
-			free(prompts[i]);
-		free(prompts);
-		free(name);
-		free(echo_on);
-		free(info);
-		break;
-	}
-	device->free_ctx(authctxt->kbdintctxt);
-	authctxt->kbdintctxt = NULL;
-	return authenticated;
-}
-void
-abandon_challenge_response(Authctxt *authctxt)
-{
-	if (authctxt->kbdintctxt != NULL) {
-		device->free_ctx(authctxt->kbdintctxt);
-		authctxt->kbdintctxt = NULL;
-	}
-}
-- 
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