1 files changed, 28 insertions, 0 deletions
diff --git a/lib/dns/sec/dnssafe/bgclrbit.c b/lib/dns/sec/dnssafe/bgclrbit.c
new file mode 100644
index 00000000..36565f41
--- /dev/null
+++ b/lib/dns/sec/dnssafe/bgclrbit.c
@@ -0,0 +1,28 @@
+/* Copyright (C) RSA Data Security, Inc. created 1986, 1996.  This is an
+   unpublished work protected as such under copyright law.  This work
+   contains proprietary, confidential, and trade secret information of
+   RSA Data Security, Inc.  Use, disclosure or reproduction without the
+   express written authorization of RSA Data Security, Inc. is
+   prohibited.
+ */
+
+#include "global.h"
+#include "bigmath.h"
+
+/* BigClrbit (a, v) -- clears v-th bit of a, where v is nonnegative.
+ */
+void BigClrbit (a, v)
+UINT2 *a;
+unsigned int v;
+{ 
+  a[v/16] &= ~ (1 << (v % 16)); 
+}
+
+/* BigSetbit (a, v) -- sets v-th bit of a, where v is nonnegative.
+ */
+void BigSetbit (a, v)
+UINT2 *a;
+unsigned int v;
+{ 
+  a[v/16] |= (1 << (v % 16)); 
+}