From 242d67fb17619670d9b757c442dcf2e26d8478a1 Mon Sep 17 00:00:00 2001
From: weidai <weidai@57ff6487-cd31-0410-9ec3-f628ee90f5f0>
Date: Thu, 20 Jan 2005 04:19:35 +0000
Subject: changes done for FIPS-140 lab code drop

git-svn-id: svn://svn.code.sf.net/p/cryptopp/code/trunk/c5@195 57ff6487-cd31-0410-9ec3-f628ee90f5f0
---
 rsa.cpp | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'rsa.cpp')

diff --git a/rsa.cpp b/rsa.cpp
index 979a61d..1f29f36 100644
--- a/rsa.cpp
+++ b/rsa.cpp
@@ -285,6 +285,20 @@ void InvertibleRSAFunction::AssignFrom(const NameValuePairs &source)
 		;
 }
 
+// *****************************************************************************
+
+Integer RSAFunction_ISO::ApplyFunction(const Integer &x) const
+{
+	Integer t = RSAFunction::ApplyFunction(x);
+	return t % 16 == 12 ? t : m_n - t;
+}
+
+Integer InvertibleRSAFunction_ISO::CalculateInverse(RandomNumberGenerator &rng, const Integer &x) const 
+{
+	Integer t = InvertibleRSAFunction::CalculateInverse(rng, x);
+	return STDMIN(t, m_n-t);
+}
+
 NAMESPACE_END
 
 #endif
-- 
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