From 6d7a12718ba4bc4784c6c86bfdcb49dc0cac6318 Mon Sep 17 00:00:00 2001
From: MITSUNARI Shigeo <herumi@nifty.com>
Date: Mon, 15 Aug 2016 17:05:53 +0900
Subject: add operator+()

---
 src/bls.cpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'src')

diff --git a/src/bls.cpp b/src/bls.cpp
index ecbb59e..6bc5fc6 100644
--- a/src/bls.cpp
+++ b/src/bls.cpp
@@ -236,6 +236,12 @@ void Sign::recover(const std::vector<Sign>& signVec)
 	id_ = 0;
 }
 
+void Sign::add(const Sign& rhs)
+{
+	if (id_ != 0 || rhs.id_ != 0) throw cybozu::Exception("bls:Sign:add:bad id") << id_ << rhs.id_;
+	self_->sHm += rhs.self_->sHm;
+}
+
 MasterPublicKey::MasterPublicKey()
 	: self_(new impl::MasterPublicKey())
 {
@@ -342,6 +348,12 @@ bool PublicKey::isValid(const MasterPublicKey& mpk) const
 	return v == self_->sQ;
 }
 
+void PublicKey::add(const PublicKey& rhs)
+{
+	if (id_ != 0 || rhs.id_ != 0) throw cybozu::Exception("bls:PublicKey:add:bad id") << id_ << rhs.id_;
+	self_->sQ += rhs.self_->sQ;
+}
+
 PrivateKey::PrivateKey()
 	: self_(new impl::PrivateKey())
 	, id_(0)
@@ -426,4 +438,10 @@ void PrivateKey::recover(const std::vector<PrivateKey>& prvVec)
 	id_ = 0;
 }
 
+void PrivateKey::add(const PrivateKey& rhs)
+{
+	if (id_ != 0 || rhs.id_ != 0) throw cybozu::Exception("bls:PrivateKey:add:bad id") << id_ << rhs.id_;
+	self_->s += rhs.self_->s;
+}
+
 } // bls
-- 
cgit v1.2.3