From 755a16fa864cacbbd9fbefc822011b6741351d8d Mon Sep 17 00:00:00 2001
From: des <des@FreeBSD.org>
Date: Sat, 3 Sep 2005 06:59:33 +0000
Subject: Vendor import of OpenSSH 4.2p1.

---
 crypto/openssh/openbsd-compat/port-uw.c | 134 ++++++++++++++++++++++++++++++++
 1 file changed, 134 insertions(+)
 create mode 100644 crypto/openssh/openbsd-compat/port-uw.c

(limited to 'crypto/openssh/openbsd-compat/port-uw.c')

diff --git a/crypto/openssh/openbsd-compat/port-uw.c b/crypto/openssh/openbsd-compat/port-uw.c
new file mode 100644
index 0000000..d881ff0
--- /dev/null
+++ b/crypto/openssh/openbsd-compat/port-uw.c
@@ -0,0 +1,134 @@
+/*
+ * Copyright (c) 2005 The SCO Group. All rights reserved.
+ * Copyright (c) 2005 Tim Rice. 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"
+
+#if defined(HAVE_LIBIAF)  &&  !defined(BROKEN_LIBIAF)
+#ifdef HAVE_CRYPT_H
+#include <crypt.h>
+#endif
+#include "packet.h"
+#include "buffer.h"
+#include "log.h"
+#include "servconf.h"
+#include "auth.h"
+#include "auth-options.h"
+
+int nischeck(char *);
+
+int
+sys_auth_passwd(Authctxt *authctxt, const char *password)
+{
+	struct passwd *pw = authctxt->pw;
+	char *encrypted_password;
+	char *salt;
+	int result;
+
+	/* Just use the supplied fake password if authctxt is invalid */
+	char *pw_password = authctxt->valid ? shadow_pw(pw) : pw->pw_passwd;
+
+	/* Check for users with no password. */
+	if (strcmp(pw_password, "") == 0 && strcmp(password, "") == 0)
+		return (1);
+
+	/* Encrypt the candidate password using the proper salt. */
+	salt = (pw_password[0] && pw_password[1]) ? pw_password : "xx";
+#ifdef UNIXWARE_LONG_PASSWORDS
+	if (!nischeck(pw->pw_name))
+		encrypted_password = bigcrypt(password, salt);
+	else
+#endif /* UNIXWARE_LONG_PASSWORDS */
+		encrypted_password = xcrypt(password, salt);
+
+	/*
+	 * Authentication is accepted if the encrypted passwords
+	 * are identical.
+	 */
+	result = (strcmp(encrypted_password, pw_password) == 0);
+
+	if (authctxt->valid)
+		free(pw_password);
+	return(result);
+}
+
+#ifdef UNIXWARE_LONG_PASSWORDS
+int
+nischeck(char *namep)
+{
+	char password_file[] = "/etc/passwd";
+	FILE *fd;
+	struct passwd *ent = NULL;
+
+	if ((fd = fopen (password_file, "r")) == NULL) {
+		/*
+		 * If the passwd file has dissapeared we are in a bad state.
+		 * However, returning 0 will send us back through the
+		 * authentication scheme that has checked the ia database for
+		 * passwords earlier.
+		 */
+		return(0);
+	}
+
+	/*
+	 * fgetpwent() only reads from password file, so we know for certain
+	 * that the user is local.
+	 */
+	while (ent = fgetpwent(fd)) {
+		if (strcmp (ent->pw_name, namep) == 0) {
+			/* Local user */
+			fclose (fd);
+			return(0);
+		}
+	}
+
+	fclose (fd);
+	return (1);
+}
+
+#endif /* UNIXWARE_LONG_PASSWORDS */
+
+/*
+	NOTE: ia_get_logpwd() allocates memory for arg 2
+	functions that call shadow_pw() will need to free
+ */
+
+char *
+get_iaf_password(struct passwd *pw)
+{
+	char *pw_password = NULL;
+
+	uinfo_t uinfo;
+	if (!ia_openinfo(pw->pw_name,&uinfo)) {
+		ia_get_logpwd(uinfo, &pw_password);
+		if (pw_password == NULL)
+			fatal("ia_get_logpwd: Unable to get the shadow passwd");
+		ia_closeinfo(uinfo);
+	 	return pw_password;
+	}
+	else
+		fatal("ia_openinfo: Unable to open the shadow passwd file");
+}
+#endif /* HAVE_LIBIAF  && !BROKEN_LIBIAF */
+
-- 
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