From 323c2e718a997fd05a87d52efa29431d4827f251 Mon Sep 17 00:00:00 2001
From: MITSUNARI Shigeo <herumi@nifty.com>
Date: Mon, 12 Jun 2017 05:01:50 +0900
Subject: add blsGetGeneratorOfG2

---
 include/bls/bls.h | 3 +++
 src/bls_c.cpp     | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/include/bls/bls.h b/include/bls/bls.h
index 97bd5e7..6d40a2d 100644
--- a/include/bls/bls.h
+++ b/include/bls/bls.h
@@ -56,6 +56,9 @@ BLS_DLL_API size_t blsGetOpUnitSize(void);
 BLS_DLL_API int blsGetCurveOrder(char *buf, size_t maxBufSize);
 BLS_DLL_API int blsGetFieldOrder(char *buf, size_t maxBufSize);
 
+// get a generator of G2
+BLS_DLL_API void blsGetGeneratorOfG2(blsPublicKey *pub);
+
 BLS_DLL_API void blsIdSetInt(blsId *id, int x);
 // return 0 if success
 BLS_DLL_API int blsIdSetDecStr(blsId *id, const char *buf, size_t bufSize);
diff --git a/src/bls_c.cpp b/src/bls_c.cpp
index a6c24e2..4bac71d 100644
--- a/src/bls_c.cpp
+++ b/src/bls_c.cpp
@@ -712,6 +712,10 @@ int blsGetFieldOrder(char *buf, size_t maxBufSize)
 	return 0;
 }
 
+void blsGetGeneratorOfG2(blsPublicKey *pub)
+{
+	*(G2*)pub = bls2::getQ();
+}
 
 void blsGetPublicKey(blsPublicKey *pub, const blsSecretKey *sec)
 {
-- 
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