diff options
| -rw-r--r-- | go/blscgo/bls.go | 10 | ||||
| -rw-r--r-- | go/main_test.go | 4 | ||||
| -rw-r--r-- | include/bls.hpp | 3 | ||||
| -rw-r--r-- | include/bls_if.h | 1 | ||||
| -rw-r--r-- | src/bls.cpp | 8 | ||||
| -rw-r--r-- | src/bls_if.cpp | 5 | ||||
| -rw-r--r-- | test/bls_test.cpp | 4 |
7 files changed, 3 insertions, 32 deletions
diff --git a/go/blscgo/bls.go b/go/blscgo/bls.go index 170146c..5873f38 100644 --- a/go/blscgo/bls.go +++ b/go/blscgo/bls.go @@ -251,7 +251,7 @@ func (sec *SecretKey) GetPublicKey() (pub *PublicKey) { return pub } -// Sign -- +// Constant Time Sign -- func (sec *SecretKey) Sign(m string) (sign *Sign) { sign = new(Sign) buf := []byte(m) @@ -259,14 +259,6 @@ func (sec *SecretKey) Sign(m string) (sign *Sign) { C.blsSecretKeySign(sec.getPointer(), sign.getPointer(), (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf))) return sign } -// Constant Time Sign -- -func (sec *SecretKey) SignCT(m string) (sign *Sign) { - sign = new(Sign) - buf := []byte(m) - // #nosec - C.blsSecretKeySignCT(sec.getPointer(), sign.getPointer(), (*C.char)(unsafe.Pointer(&buf[0])), C.size_t(len(buf))) - return sign -} // Add -- func (sign *Sign) Add(rhs *Sign) { diff --git a/go/main_test.go b/go/main_test.go index 091a75b..a103ba2 100644 --- a/go/main_test.go +++ b/go/main_test.go @@ -72,10 +72,6 @@ func testSign(t *testing.T) { } signVec[i] = *secVec[i].Sign(m) - s := *secVec[i].SignCT(m) - if signVec[i].String() != s.String() { - t.Fatal("SingCT %d", i) - } if !signVec[i].Verify(&pubVec[i], m) { t.Fatal("singVec %d", i) } diff --git a/include/bls.hpp b/include/bls.hpp index 2d6c313..b7c77a6 100644 --- a/include/bls.hpp +++ b/include/bls.hpp @@ -118,9 +118,8 @@ public: */ void set(const uint64_t *p); void getPublicKey(PublicKey& pub) const; - void sign(Sign& sign, const std::string& m) const; // constant time sign - void signCT(Sign& sign, const std::string& m) const; + void sign(Sign& sign, const std::string& m) const; /* make Pop(Proof of Possesion) pop = prv.sign(pub) diff --git a/include/bls_if.h b/include/bls_if.h index 805ce10..ce8463e 100644 --- a/include/bls_if.h +++ b/include/bls_if.h @@ -77,7 +77,6 @@ void blsSecretKeyAdd(blsSecretKey *sec, const blsSecretKey *rhs); void blsSecretKeyInit(blsSecretKey *sec); void blsSecretKeyGetPublicKey(const blsSecretKey *sec, blsPublicKey *pub); void blsSecretKeySign(const blsSecretKey *sec, blsSign *sign, const char *m, size_t size); -void blsSecretKeySignCT(const blsSecretKey *sec, blsSign *sign, const char *m, size_t size); void blsSecretKeySet(blsSecretKey *sec, const blsSecretKey* msk, size_t k, const blsId *id); void blsSecretKeyRecover(blsSecretKey *sec, const blsSecretKey *secVec, const blsId *idVec, size_t n); void blsSecretKeyGetPop(const blsSecretKey *sec, blsSign *sign); diff --git a/src/bls.cpp b/src/bls.cpp index 6adc493..64cd40c 100644 --- a/src/bls.cpp +++ b/src/bls.cpp @@ -379,13 +379,7 @@ void SecretKey::sign(Sign& sign, const std::string& m) const { G1 Hm; HashAndMapToG1(Hm, m); - G1::mul(sign.getInner().sHm, Hm, getInner().s); -} -// constant time sign -void SecretKey::signCT(Sign& sign, const std::string& m) const -{ - G1 Hm; - HashAndMapToG1(Hm, m); +// G1::mul(sign.getInner().sHm, Hm, getInner().s); G1::mulCT(sign.getInner().sHm, Hm, getInner().s); } diff --git a/src/bls_if.cpp b/src/bls_if.cpp index 4080d70..56f35b0 100644 --- a/src/bls_if.cpp +++ b/src/bls_if.cpp @@ -134,11 +134,6 @@ void blsSecretKeySign(const blsSecretKey *sec, blsSign *sign, const char *m, siz { ((const bls::SecretKey*)sec)->sign(*(bls::Sign*)sign, std::string(m, size)); } -void blsSecretKeySignCT(const blsSecretKey *sec, blsSign *sign, const char *m, size_t size) -{ - ((const bls::SecretKey*)sec)->signCT(*(bls::Sign*)sign, std::string(m, size)); -} - void blsSecretKeySet(blsSecretKey *sec, const blsSecretKey* msk, size_t k, const blsId *id) { ((bls::SecretKey*)sec)->set((const bls::SecretKey *)msk, k, *(const bls::Id*)id); diff --git a/test/bls_test.cpp b/test/bls_test.cpp index b30d81d..345bbcd 100644 --- a/test/bls_test.cpp +++ b/test/bls_test.cpp @@ -85,14 +85,10 @@ void blsTest() m += char('0' + i); bls::Sign s; sec.sign(s, m); - bls::Sign t; - sec.signCT(t, m); CYBOZU_TEST_ASSERT(s.verify(pub, m)); - CYBOZU_TEST_ASSERT(t.verify(pub, m)); CYBOZU_TEST_ASSERT(!s.verify(pub, m + "a")); streamTest(s); CYBOZU_BENCH_C("sign", 100, sec.sign, s, m); - CYBOZU_BENCH_C("signCT", 100, sec.signCT, s, m); CYBOZU_BENCH_C("verify", 100, s.verify, pub, m); } } |