1 files changed, 36 insertions, 0 deletions
diff --git a/roms/ipxe/src/crypto/null_entropy.c b/roms/ipxe/src/crypto/null_entropy.c
new file mode 100644
index 00000000..c56d5e76
--- /dev/null
+++ b/roms/ipxe/src/crypto/null_entropy.c
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+/** @file
+ *
+ * Nonexistent entropy source
+ *
+ *
+ * This source provides no entropy and must NOT be used in a
+ * security-sensitive environment.
+ */
+
+#include <ipxe/entropy.h>
+
+PROVIDE_ENTROPY_INLINE ( null, min_entropy_per_sample );
+PROVIDE_ENTROPY_INLINE ( null, entropy_enable );
+PROVIDE_ENTROPY_INLINE ( null, entropy_disable );
+PROVIDE_ENTROPY_INLINE ( null, get_noise );