1 files changed, 61 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/lib/libc/common/exec_prot.h b/contrib/netbsd-tests/lib/libc/common/exec_prot.h
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+++ b/contrib/netbsd-tests/lib/libc/common/exec_prot.h
@@ -0,0 +1,61 @@
+/* $NetBSD: exec_prot.h,v 1.1 2011/07/18 23:16:11 jym Exp $ */
+
+/*-
+ * Copyright (c) 2011 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jean-Yves Migeon.
+ *
+ * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+ */
+
+#ifndef _TESTS_EXEC_PROT_H_
+#define _TESTS_EXEC_PROT_H_
+
+/*
+ * Prototype definitions of external helper functions for executable
+ * mapping tests.
+ */
+
+/*
+ * Trivial MD shellcode that justs returns 1.
+ */
+int return_one(void);     /* begin marker -- shellcode entry */
+int return_one_end(void); /* end marker */
+
+/*
+ * MD callback to verify whether host offers executable space protection.
+ * Returns execute protection level.
+ */
+int exec_prot_support(void);
+
+/* execute protection level */
+enum {
+	NOTIMPL = -1, /* callback not implemented */
+	NO_XP,        /* no execute protection */
+	PERPAGE_XP,   /* per-page execute protection */
+	PARTIAL_XP    /* partial execute protection. Depending on where the
+			 page is located in virtual memory, executable space
+			 protection may be enforced or not. */
+};
+#endif