3 files changed, 27 insertions, 0 deletions
diff --git a/go/bls/bls.go b/go/bls/bls.go
index df03734..5ba2f24 100644
--- a/go/bls/bls.go
+++ b/go/bls/bls.go
@@ -90,6 +90,10 @@ func (sec *SecretKey) Init() {
 	C.blsSecretKeyInit(sec.self)
 }
 
+func (sec *SecretKey) Add(rhs *SecretKey) {
+	C.blsSecretKeyAdd(sec.self, rhs.self);
+}
+
 type PublicKey struct {
 	self *C.blsPublicKey
 }
@@ -122,6 +126,10 @@ func (pub *PublicKey) SetStr(s string) {
 	}
 }
 
+func (pub *PublicKey) Add(rhs *PublicKey) {
+	C.blsPublicKeyAdd(pub.self, rhs.self);
+}
+
 type Sign struct {
 	self *C.blsSign
 }
@@ -167,6 +175,10 @@ func (sec *SecretKey) Sign(m string) (sign *Sign) {
 	return sign
 }
 
+func (sign *Sign) Add(rhs *Sign) {
+	C.blsSignAdd(sign.self, rhs.self);
+}
+
 func (sign *Sign) Verify(pub *PublicKey, m string) bool {
 	buf := []byte(m)
 	return C.blsSignVerify(sign.self, pub.self, (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf))) == 1
diff --git a/include/bls_if.h b/include/bls_if.h
index ac68495..943cb24 100644
--- a/include/bls_if.h
+++ b/include/bls_if.h
@@ -42,6 +42,7 @@ void blsSecretKeyDestroy(blsSecretKey *sec);
 void blsSecretKeyPut(const blsSecretKey *sec);
 int blsSecretKeySetStr(blsSecretKey *sec, const char *buf, size_t bufSize);
 size_t blsSecretKeyGetStr(const blsSecretKey *sec, char *buf, size_t maxBufSize);
+void blsSecretKeyAdd(blsSecretKey *sec, const blsSecretKey *rhs);
 
 void blsSecretKeyInit(blsSecretKey *sec);
 void blsSecretKeyGetPublicKey(const blsSecretKey *sec, blsPublicKey *pub);
@@ -52,12 +53,14 @@ void blsPublicKeyDestroy(blsPublicKey *pub);
 void blsPublicKeyPut(const blsPublicKey *pub);
 int blsPublicKeySetStr(blsPublicKey *pub, const char *buf, size_t bufSize);
 size_t blsPublicKeyGetStr(const blsPublicKey *pub, char *buf, size_t maxBufSize);
+void blsPublicKeyAdd(blsPublicKey *pub, const blsPublicKey *rhs);
 
 blsSign *blsSignCreate(void);
 void blsSignDestroy(blsSign *sign);
 void blsSignPut(const blsSign *sign);
 int blsSignSetStr(blsSign *sign, const char *buf, size_t bufSize);
 size_t blsSignGetStr(const blsSign *sign, char *buf, size_t maxBufSize);
+void blsSignAdd(blsSign *sign, const blsSign *rhs);
 
 int blsSignVerify(const blsSign *sign, const blsPublicKey *pub, const char *m, size_t size);
 
diff --git a/src/bls_if.cpp b/src/bls_if.cpp
index 8cd4916..4315fad 100644
--- a/src/bls_if.cpp
+++ b/src/bls_if.cpp
@@ -101,6 +101,10 @@ void blsSecretKeyInit(blsSecretKey *sec)
 {
 	((bls::SecretKey*)sec)->init();
 }
+void blsSecretKeyAdd(blsSecretKey *sec, const blsSecretKey *rhs)
+{
+	((bls::SecretKey*)sec)->add(*(const bls::SecretKey*)rhs);
+}
 
 void blsSecretKeyGetPublicKey(const blsSecretKey *sec, blsPublicKey *pub)
 {
@@ -133,6 +137,10 @@ size_t blsPublicKeyGetStr(const blsPublicKey *pub, char *buf, size_t maxBufSize)
 {
 	return getStrT<bls::PublicKey, blsPublicKey>(pub, buf, maxBufSize);
 }
+void blsPublicKeyAdd(blsPublicKey *pub, const blsPublicKey *rhs)
+{
+	((bls::PublicKey*)pub)->add(*(const bls::PublicKey*)rhs);
+}
 
 blsSign *blsSignCreate()
 {
@@ -156,6 +164,10 @@ size_t blsSignGetStr(const blsSign *sign, char *buf, size_t maxBufSize)
 {
 	return getStrT<bls::Sign, blsSign>(sign, buf, maxBufSize);
 }
+void blsSignAdd(blsSign *sign, const blsSign *rhs)
+{
+	((bls::Sign*)sign)->add(*(const bls::Sign*)rhs);
+}
 
 int blsSignVerify(const blsSign *sign, const blsPublicKey *pub, const char *m, size_t size)
 {