1 files changed, 73 insertions, 0 deletions
diff --git a/contrib/openpam/lib/libpam/openpam_findenv.c b/contrib/openpam/lib/libpam/openpam_findenv.c
new file mode 100644
index 0000000..3512c3f
--- /dev/null
+++ b/contrib/openpam/lib/libpam/openpam_findenv.c
@@ -0,0 +1,73 @@
+/*-
+ * Copyright (c) 2002-2003 Networks Associates Technology, Inc.
+ * Copyright (c) 2004-2011 Dag-Erling Smørgrav
+ * All rights reserved.
+ *
+ * This software was developed for the FreeBSD Project by ThinkSec AS and
+ * Network Associates Laboratories, 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: openpam_findenv.c 648 2013-03-05 17:54:27Z des $
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <string.h>
+
+#include <security/pam_appl.h>
+
+#include "openpam_impl.h"
+
+/*
+ * OpenPAM internal
+ *
+ * Locate an environment variable
+ */
+
+int
+openpam_findenv(pam_handle_t *pamh,
+	const char *name,
+	size_t len)
+{
+	int i;
+
+	ENTER();
+	if (pamh == NULL)
+		RETURNN(-1);
+	for (i = 0; i < pamh->env_count; ++i)
+		if (strncmp(pamh->env[i], name, len) == 0 &&
+		    pamh->env[i][len] == '=')
+			RETURNN(i);
+	RETURNN(-1);
+}
+
+/*
+ * NODOC
+ */