1 files changed, 76 insertions, 0 deletions
diff --git a/contrib/openpam/lib/pam_get_user.c b/contrib/openpam/lib/pam_get_user.c
new file mode 100644
index 0000000..17572c4
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+++ b/contrib/openpam/lib/pam_get_user.c
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+/*-
+ * Copyright (c) 2002 Networks Associates Technologies, Inc.
+ * All rights reserved.
+ *
+ * This software was developed for the FreeBSD Project by ThinkSec AS and
+ * NAI Labs, the Security Research Division of Network Associates, Inc.
+ * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
+ * DARPA CHATS research program.
+ *
+ * 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.
+ * 3. The name of the author may not be used to endorse or promote
+ *    products derived from this software without specific prior written
+ *    permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
+ *
+ * $Id$
+ */
+
+#include <sys/param.h>
+
+#include <security/pam_appl.h>
+#include <security/openpam.h>
+
+#include "openpam_impl.h"
+
+/*
+ * XSSO 4.2.1
+ * XSSO 6 page 52
+ *
+ * Retrieve user name
+ */
+
+int
+pam_get_user(pam_handle_t *pamh,
+	const char **user,
+	const char *prompt)
+{
+	char *p, *resp;
+	int r;
+
+	if (pamh == NULL || user == NULL)
+		return (PAM_SYSTEM_ERR);
+
+	r = pam_get_item(pamh, PAM_USER, (const void **)user);
+	if (r == PAM_SUCCESS)
+		return (PAM_SUCCESS);
+	if (prompt == NULL) {
+		if (pam_get_item(pamh, PAM_USER_PROMPT,
+		    (const void **)&p) != PAM_SUCCESS || p == NULL)
+			prompt = "Login: ";
+	}
+	r = pam_prompt(pamh, PAM_PROMPT_ECHO_ON, &resp,
+	    "%s", prompt ? prompt : p);
+	if (r != PAM_SUCCESS)
+		return (r);
+	*user = resp;
+	return (pam_set_item(pamh, PAM_USER, *user));
+}