From 4d83d68b63b23075b54c745c4d90448c7189f87d Mon Sep 17 00:00:00 2001
From: Peter van Dijk <peter.van.dijk@netherlabs.nl>
Date: Fri, 5 Oct 2012 13:28:35 +0000
Subject: [PATCH] re-commit botan fix from 2720 as 2721 accidentally reverted
 it

git-svn-id: svn://svn.powerdns.com/pdns/trunk/pdns@2765 d19b8d6e-7fed-0310-83ef-9ca221ded41b
---
 pdns/botansigners.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pdns/botansigners.cc b/pdns/botansigners.cc
index 2974a6b73..78b756dc1 100644
--- a/pdns/botansigners.cc
+++ b/pdns/botansigners.cc
@@ -6,6 +6,7 @@
 #include <botan/rsa.h>
 #include <botan/pubkey.h>
 #include <botan/look_pk.h>
+#include <botan/numthry.h>
 #include "dnssecinfra.hh"
 
 using namespace Botan;
@@ -92,13 +93,15 @@ DNSCryptoKeyEngine::storvector_t BotanRSADNSCryptoKeyEngine::convertToISCVector(
 #if BOTAN_VERSION_CODE < BOTAN_VERSION_CODE_FOR(1,9,0)  
   BigInt d1 = d_key->get_d() % (d_key->get_p() - 1);
   BigInt d2 = d_key->get_d() % (d_key->get_q() - 1);
+  BigInt c = inverse_mod(d_key->get_q(), d_key->get_p());
 #else
   BigInt d1 = d_key->get_d1();
   BigInt d2 = d_key->get_d2();
+  BigInt c = d_key->get_c();
 #endif
   storvect.push_back(make_pair("Exponent1", asRaw(d1)));
   storvect.push_back(make_pair("Exponent2", asRaw(d2)));
-  storvect.push_back(make_pair("Coefficient", asRaw(d_key->get_q())));
+  storvect.push_back(make_pair("Coefficient", asRaw(c)));
   return storvect;
 }
 
-- 
2.40.0