diff options
| -rw-r--r-- | go/bls/bls.go | 32 | ||||
| -rw-r--r-- | go/main.go | 36 | ||||
| -rw-r--r-- | include/bls_if.h | 5 | ||||
| -rw-r--r-- | src/bls_if.cpp | 22 |
4 files changed, 95 insertions, 0 deletions
diff --git a/go/bls/bls.go b/go/bls/bls.go index 5ba2f24..c7749f5 100644 --- a/go/bls/bls.go +++ b/go/bls/bls.go @@ -94,6 +94,38 @@ func (sec *SecretKey) Add(rhs *SecretKey) { C.blsSecretKeyAdd(sec.self, rhs.self); } +func (sec *SecretKey) GetMasterSecretKey(k int) (msk []SecretKey) { + msk = make([]SecretKey, k) + msk[0] = *sec + for i := 1; i < k; i++ { + msk[i] = *NewSecretKey() + msk[i].Init() + } + return msk +} + +func (sec *SecretKey) Set(msk []SecretKey, id Id) { + n := len(msk) + v := make([]*C.blsSecretKey, n) + for i := 0; i < n; i++ { + v[i] = msk[i].self + } + C.blsSecretKeySet(sec.self, (**C.blsSecretKey)(unsafe.Pointer(&v[0])), C.size_t(n), id.self) +} + +func (sec *SecretKey) Recover(secVec []SecretKey, idVec []Id) { + n := len(secVec) + sv := make([]*C.blsSecretKey, n) + for i := 0; i < n; i++ { + sv[i] = secVec[i].self + } + iv := make([]*C.blsId, n) + for i := 0; i < n; i++ { + iv[i] = idVec[i].self + } + C.blsSecretKeyRecover(sec.self, (**C.blsSecretKey)(unsafe.Pointer(&sv[0])), (**C.blsId)(unsafe.Pointer(&iv[0])), C.size_t(n)) +} + type PublicKey struct { self *C.blsPublicKey } @@ -3,6 +3,31 @@ package main import "fmt" import "./bls" +func testRecoverSecretKey() { + fmt.Println("testRecoverSecretKey") + k := 5 + sec := bls.NewSecretKey() + sec.Init() + fmt.Println("sec =", sec) + + // make master secret key + msk := sec.GetMasterSecretKey(k) + + n := k + secVec := make([]bls.SecretKey, n) + idVec := make([]bls.Id, n) + for i := 0; i < n; i++ { + idVec[i] = *bls.NewId() + idVec[i].Set([]uint64{1, 2, 3, uint64(i)}) + secVec[i] = *bls.NewSecretKey() + secVec[i].Set(msk, idVec[i]) + } + // recover sec2 from secVec and idVec + sec2 := bls.NewSecretKey() + sec2.Recover(secVec, idVec) + fmt.Println("sec2=", sec2) +} + func main() { fmt.Println("init") bls.Init() @@ -26,4 +51,15 @@ func main() { sign := sec.Sign(m) fmt.Println("sign:", sign) fmt.Println("verify:", sign.Verify(pub, m)) + + // How to make array of SecretKey + { + sec := make([]bls.SecretKey, 3) + for i := 0; i < len(sec); i++ { + sec[i] = *bls.NewSecretKey() + sec[i].Init() + fmt.Println("sec=", sec[i].String()) + } + } + testRecoverSecretKey() } diff --git a/include/bls_if.h b/include/bls_if.h index 943cb24..84b5f34 100644 --- a/include/bls_if.h +++ b/include/bls_if.h @@ -47,6 +47,8 @@ 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 blsSecretKeySet(blsSecretKey *sec, const blsSecretKey* const *msk, size_t k, const blsId *id); +void blsSecretKeyRecover(blsSecretKey *sec, const blsSecretKey* const *secVec, const blsId *const *idVec, size_t n); blsPublicKey *blsPublicKeyCreate(void); void blsPublicKeyDestroy(blsPublicKey *pub); @@ -54,6 +56,8 @@ 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); +void blsPublicKeySet(blsPublicKey *pub, const blsPublicKey *const *mpk, size_t k, const blsId *id); +void blsPublicKeyRecover(blsPublicKey *pub, const blsPublicKey *const *pubVec, const blsId *const *idVec, size_t n); blsSign *blsSignCreate(void); void blsSignDestroy(blsSign *sign); @@ -61,6 +65,7 @@ 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); +void blsSignRecover(blsSign *sign, const blsSign *const *signVec, const blsId *const *idVec, size_t n); 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 4315fad..6021c30 100644 --- a/src/bls_if.cpp +++ b/src/bls_if.cpp @@ -115,6 +115,16 @@ void blsSecretKeySign(const blsSecretKey *sec, blsSign *sign, const char *m, siz ((const bls::SecretKey*)sec)->sign(*(bls::Sign*)sign, std::string(m, size)); } +void blsSecretKeySet(blsSecretKey *sec, const blsSecretKey* const *msk, size_t k, const blsId *id) +{ + ((bls::SecretKey*)sec)->set((const bls::SecretKey *const *)msk, k, *(const bls::Id*)id); +} + +void blsSecretKeyRecover(blsSecretKey *sec, const blsSecretKey* const *secVec, const blsId *const *idVec, size_t n) +{ + ((bls::SecretKey*)sec)->recover((const bls::SecretKey *const *)secVec, (const bls::Id *const *)idVec, n); +} + blsPublicKey *blsPublicKeyCreate() { return createT<bls::PublicKey, blsPublicKey>(); @@ -141,6 +151,14 @@ void blsPublicKeyAdd(blsPublicKey *pub, const blsPublicKey *rhs) { ((bls::PublicKey*)pub)->add(*(const bls::PublicKey*)rhs); } +void blsPublicKeySet(blsPublicKey *pub, const blsPublicKey *const *mpk, size_t k, const blsId *id) +{ + ((bls::PublicKey*)pub)->set((const bls::PublicKey* const *)mpk, k, *(const bls::Id*)id); +} +void blsPublicKeyRecover(blsPublicKey *pub, const blsPublicKey *const *pubVec, const blsId *const *idVec, size_t n) +{ + ((bls::PublicKey*)pub)->recover((const bls::PublicKey* const *)pubVec, (const bls::Id* const *)idVec, n); +} blsSign *blsSignCreate() { @@ -168,6 +186,10 @@ void blsSignAdd(blsSign *sign, const blsSign *rhs) { ((bls::Sign*)sign)->add(*(const bls::Sign*)rhs); } +void blsSignRecover(blsSign *sign, const blsSign *const *signVec, const blsId *const *idVec, size_t n) +{ + ((bls::Sign*)sign)->recover((const bls::Sign* const *)signVec, (const bls::Id* const *)idVec, n); +} int blsSignVerify(const blsSign *sign, const blsPublicKey *pub, const char *m, size_t size) { |