diff options
Diffstat (limited to 'vendor/github.com/byzantine-lab/bls/ffi/cs/bls.cs')
| -rw-r--r-- | vendor/github.com/byzantine-lab/bls/ffi/cs/bls.cs | 351 |
1 files changed, 0 insertions, 351 deletions
diff --git a/vendor/github.com/byzantine-lab/bls/ffi/cs/bls.cs b/vendor/github.com/byzantine-lab/bls/ffi/cs/bls.cs deleted file mode 100644 index 6bcaf07fb..000000000 --- a/vendor/github.com/byzantine-lab/bls/ffi/cs/bls.cs +++ /dev/null @@ -1,351 +0,0 @@ -þ½Ž¿using System; -using System.Text; -using System.Runtime.InteropServices; - -namespace mcl -{ - class BLS - { - public const int BN254 = 0; - public const int BLS12_381 = 5; - - const int IoEcComp = 512; // fixed byte representation - public const int FR_UNIT_SIZE = 4; - public const int FP_UNIT_SIZE = 6; // 4 if bls256.dll is used - public const int COMPILED_TIME_VAR = FR_UNIT_SIZE * 10 + FP_UNIT_SIZE; - - public const int ID_UNIT_SIZE = FR_UNIT_SIZE; - public const int SECRETKEY_UNIT_SIZE = FR_UNIT_SIZE; - public const int PUBLICKEY_UNIT_SIZE = FP_UNIT_SIZE * 3 * 2; - public const int SIGNATURE_UNIT_SIZE = FP_UNIT_SIZE * 3; - - public const int ID_SERIALIZE_SIZE = FR_UNIT_SIZE * 8; - public const int SECRETKEY_SERIALIZE_SIZE = FR_UNIT_SIZE * 8; - public const int PUBLICKEY_SERIALIZE_SIZE = FP_UNIT_SIZE * 8 * 2; - public const int SIGNATURE_SERIALIZE_SIZE = FP_UNIT_SIZE * 8; - - public const string dllName = FP_UNIT_SIZE == 4 ? "bls256.dll" : "bls384_256.dll"; - [DllImport(dllName)] - public static extern int blsInit(int curveType, int compiledTimeVar); - - [DllImport(dllName)] public static extern void blsIdSetInt(ref Id id, int x); - [DllImport(dllName)] public static extern int blsIdSetDecStr(ref Id id, [In][MarshalAs(UnmanagedType.LPStr)] string buf, ulong bufSize); - [DllImport(dllName)] public static extern int blsIdSetHexStr(ref Id id, [In][MarshalAs(UnmanagedType.LPStr)] string buf, ulong bufSize); - [DllImport(dllName)] public static extern ulong blsIdGetDecStr([Out]StringBuilder buf, ulong maxBufSize, in Id id); - [DllImport(dllName)] public static extern ulong blsIdGetHexStr([Out]StringBuilder buf, ulong maxBufSize, in Id id); - - [DllImport(dllName)] public static extern ulong blsIdSerialize([Out]byte[] buf, ulong maxBufSize, in Id id); - [DllImport(dllName)] public static extern ulong blsSecretKeySerialize([Out]byte[] buf, ulong maxBufSize, in SecretKey sec); - [DllImport(dllName)] public static extern ulong blsPublicKeySerialize([Out]byte[] buf, ulong maxBufSize, in PublicKey pub); - [DllImport(dllName)] public static extern ulong blsSignatureSerialize([Out]byte[] buf, ulong maxBufSize, in Signature sig); - [DllImport(dllName)] public static extern ulong blsIdDeserialize(ref Id id, [In]byte[] buf, ulong bufSize); - [DllImport(dllName)] public static extern ulong blsSecretKeyDeserialize(ref SecretKey sec, [In]byte[] buf, ulong bufSize); - [DllImport(dllName)] public static extern ulong blsPublicKeyDeserialize(ref PublicKey pub, [In]byte[] buf, ulong bufSize); - [DllImport(dllName)] public static extern ulong blsSignatureDeserialize(ref Signature sig, [In]byte[] buf, ulong bufSize); - - [DllImport(dllName)] public static extern int blsIdIsEqual(in Id lhs, in Id rhs); - [DllImport(dllName)] public static extern int blsSecretKeyIsEqual(in SecretKey lhs, in SecretKey rhs); - [DllImport(dllName)] public static extern int blsPublicKeyIsEqual(in PublicKey lhs, in PublicKey rhs); - [DllImport(dllName)] public static extern int blsSignatureIsEqual(in Signature lhs, in Signature rhs); - // add - [DllImport(dllName)] public static extern void blsSecretKeyAdd(ref SecretKey sec, in SecretKey rhs); - [DllImport(dllName)] public static extern void blsPublicKeyAdd(ref PublicKey pub, in PublicKey rhs); - [DllImport(dllName)] public static extern void blsSignatureAdd(ref Signature sig, in Signature rhs); - // hash buf and set - [DllImport(dllName)] public static extern int blsHashToSecretKey(ref SecretKey sec, [In][MarshalAs(UnmanagedType.LPStr)] string buf, ulong bufSize); - /* - set secretKey if system has /dev/urandom or CryptGenRandom - return 0 if success else -1 - */ - [DllImport(dllName)] public static extern int blsSecretKeySetByCSPRNG(ref SecretKey sec); - - [DllImport(dllName)] public static extern void blsGetPublicKey(ref PublicKey pub, in SecretKey sec); - [DllImport(dllName)] public static extern void blsGetPop(ref Signature sig, in SecretKey sec); - - // return 0 if success - [DllImport(dllName)] public static extern int blsSecretKeyShare(ref SecretKey sec, in SecretKey msk, ulong k, in Id id); - [DllImport(dllName)] public static extern int blsPublicKeyShare(ref PublicKey pub, in PublicKey mpk, ulong k, in Id id); - - - [DllImport(dllName)] public static extern int blsSecretKeyRecover(ref SecretKey sec, in SecretKey secVec, in Id idVec, ulong n); - [DllImport(dllName)] public static extern int blsPublicKeyRecover(ref PublicKey pub, in PublicKey pubVec, in Id idVec, ulong n); - [DllImport(dllName)] public static extern int blsSignatureRecover(ref Signature sig, in Signature sigVec, in Id idVec, ulong n); - - [DllImport(dllName)] public static extern void blsSign(ref Signature sig, in SecretKey sec, [In][MarshalAs(UnmanagedType.LPStr)] string m, ulong size); - - // return 1 if valid - [DllImport(dllName)] public static extern int blsVerify(in Signature sig, in PublicKey pub, [In][MarshalAs(UnmanagedType.LPStr)] string m, ulong size); - [DllImport(dllName)] public static extern int blsVerifyPop(in Signature sig, in PublicKey pub); - - ////////////////////////////////////////////////////////////////////////// - // the following apis will be removed - - // mask buf with (1 << (bitLen(r) - 1)) - 1 if buf >= r - [DllImport(dllName)] public static extern int blsIdSetLittleEndian(ref Id id, [In][MarshalAs(UnmanagedType.LPStr)] string buf, ulong bufSize); - /* - return written byte size if success else 0 - */ - [DllImport(dllName)] public static extern ulong blsIdGetLittleEndian([Out]StringBuilder buf, ulong maxBufSize, in Id id); - - // return 0 if success - // mask buf with (1 << (bitLen(r) - 1)) - 1 if buf >= r - [DllImport(dllName)] public static extern int blsSecretKeySetLittleEndian(ref SecretKey sec, [In]byte[] buf, ulong bufSize); - [DllImport(dllName)] public static extern int blsSecretKeySetDecStr(ref SecretKey sec, [In][MarshalAs(UnmanagedType.LPStr)] string buf, ulong bufSize); - [DllImport(dllName)] public static extern int blsSecretKeySetHexStr(ref SecretKey sec, [In][MarshalAs(UnmanagedType.LPStr)] string buf, ulong bufSize); - /* - return written byte size if success else 0 - */ - [DllImport(dllName)] public static extern ulong blsSecretKeyGetLittleEndian([Out]byte[] buf, ulong maxBufSize, in SecretKey sec); - /* - return strlen(buf) if success else 0 - buf is '\0' terminated - */ - [DllImport(dllName)] public static extern ulong blsSecretKeyGetDecStr([Out]StringBuilder buf, ulong maxBufSize, in SecretKey sec); - [DllImport(dllName)] public static extern ulong blsSecretKeyGetHexStr([Out]StringBuilder buf, ulong maxBufSize, in SecretKey sec); - [DllImport(dllName)] public static extern int blsPublicKeySetHexStr(ref PublicKey pub, [In][MarshalAs(UnmanagedType.LPStr)] string buf, ulong bufSize); - [DllImport(dllName)] public static extern ulong blsPublicKeyGetHexStr([Out]StringBuilder buf, ulong maxBufSize, in PublicKey pub); - [DllImport(dllName)] public static extern int blsSignatureSetHexStr(ref Signature sig, [In][MarshalAs(UnmanagedType.LPStr)] string buf, ulong bufSize); - [DllImport(dllName)] public static extern ulong blsSignatureGetHexStr([Out]StringBuilder buf, ulong maxBufSize, in Signature sig); - - public static void Init(int curveType = BN254) { - if (!System.Environment.Is64BitProcess) { - throw new PlatformNotSupportedException("not 64-bit system"); - } - int err = blsInit(curveType, COMPILED_TIME_VAR); - if (err != 0) { - throw new ArgumentException("blsInit"); - } - } - [StructLayout(LayoutKind.Sequential)] - public unsafe struct Id - { - private fixed ulong v[ID_UNIT_SIZE]; - public byte[] Serialize() { - byte[] buf = new byte[ID_SERIALIZE_SIZE]; - ulong n = blsIdSerialize(buf, (ulong)buf.Length, this); - if (n == 0) { - throw new ArithmeticException("blsIdSerialize"); - } - return buf; - } - public void Deserialize(byte[] buf) { - ulong n = blsIdDeserialize(ref this, buf, (ulong)buf.Length); - if (n == 0) { - throw new ArithmeticException("blsIdDeserialize"); - } - } - public bool IsEqual(in Id rhs) { - return blsIdIsEqual(this, rhs) != 0; - } - public void SetDecStr(string s) { - if (blsIdSetDecStr(ref this, s, (ulong)s.Length) != 0) { - throw new ArgumentException("blsIdSetDecSt:" + s); - } - } - public void SetHexStr(string s) { - if (blsIdSetHexStr(ref this, s, (ulong)s.Length) != 0) { - throw new ArgumentException("blsIdSetHexStr:" + s); - } - } - public void SetInt(int x) { - blsIdSetInt(ref this, x); - } - public string GetDecStr() { - StringBuilder sb = new StringBuilder(1024); - ulong size = blsIdGetDecStr(sb, (ulong)sb.Capacity, this); - if (size == 0) { - throw new ArgumentException("blsIdGetDecStr"); - } - return sb.ToString(0, (int)size); - } - public string GetHexStr() { - StringBuilder sb = new StringBuilder(1024); - ulong size = blsIdGetHexStr(sb, (ulong)sb.Capacity, this); - if (size == 0) { - throw new ArgumentException("blsIdGetHexStr"); - } - return sb.ToString(0, (int)size); - } - } - [StructLayout(LayoutKind.Sequential)] - public unsafe struct SecretKey - { - private fixed ulong v[SECRETKEY_UNIT_SIZE]; - public byte[] Serialize() { - byte[] buf = new byte[SECRETKEY_SERIALIZE_SIZE]; - ulong n = blsSecretKeySerialize(buf, (ulong)buf.Length, this); - if (n == 0) { - throw new ArithmeticException("blsSecretKeySerialize"); - } - return buf; - } - public void Deserialize(byte[] buf) { - ulong n = blsSecretKeyDeserialize(ref this, buf, (ulong)buf.Length); - if (n == 0) { - throw new ArithmeticException("blsSecretKeyDeserialize"); - } - } - public bool IsEqual(in SecretKey rhs) { - return blsSecretKeyIsEqual(this, rhs) != 0; - } - public void SetHexStr(string s) { - if (blsSecretKeySetHexStr(ref this, s, (ulong)s.Length) != 0) { - throw new ArgumentException("blsSecretKeySetHexStr:" + s); - } - } - public string GetHexStr() { - StringBuilder sb = new StringBuilder(1024); - ulong size = blsSecretKeyGetHexStr(sb, (ulong)sb.Capacity, this); - if (size == 0) { - throw new ArgumentException("mclBnFr_getStr"); - } - return sb.ToString(0, (int)size); - } - public void Add(in SecretKey rhs) { - blsSecretKeyAdd(ref this, rhs); - } - public void SetByCSPRNG() { - blsSecretKeySetByCSPRNG(ref this); - } - public void SetHashOf(string s) { - if (blsHashToSecretKey(ref this, s, (ulong)s.Length) != 0) { - throw new ArgumentException("blsHashToSecretKey"); - } - } - public PublicKey GetPublicKey() { - PublicKey pub; - blsGetPublicKey(ref pub, this); - return pub; - } - public Signature Sign(string m) { - Signature sig; - blsSign(ref sig, this, m, (ulong)m.Length); - return sig; - } - public Signature GetPop() { - Signature sig; - blsGetPop(ref sig, this); - return sig; - } - } - // secretKey = sum_{i=0}^{msk.Length - 1} msk[i] * id^i - public static SecretKey ShareSecretKey(in SecretKey[] msk, in Id id) { - SecretKey sec; - if (blsSecretKeyShare(ref sec, msk[0], (ulong)msk.Length, id) != 0) { - throw new ArgumentException("GetSecretKeyForId:" + id.ToString()); - } - return sec; - } - public static SecretKey RecoverSecretKey(in SecretKey[] secVec, in Id[] idVec) { - SecretKey sec; - if (blsSecretKeyRecover(ref sec, secVec[0], idVec[0], (ulong)secVec.Length) != 0) { - throw new ArgumentException("Recover"); - } - return sec; - } - [StructLayout(LayoutKind.Sequential)] - public unsafe struct PublicKey - { - private fixed ulong v[PUBLICKEY_UNIT_SIZE]; - public byte[] Serialize() { - byte[] buf = new byte[PUBLICKEY_SERIALIZE_SIZE]; - ulong n = blsPublicKeySerialize(buf, (ulong)buf.Length, this); - if (n == 0) { - throw new ArithmeticException("blsPublicKeySerialize"); - } - return buf; - } - public void Deserialize(byte[] buf) { - ulong n = blsPublicKeyDeserialize(ref this, buf, (ulong)buf.Length); - if (n == 0) { - throw new ArithmeticException("blsPublicKeyDeserialize"); - } - } - public bool IsEqual(in PublicKey rhs) { - return blsPublicKeyIsEqual(this, rhs) != 0; - } - public void SetStr(string s) { - if (blsPublicKeySetHexStr(ref this, s, (ulong)s.Length) != 0) { - throw new ArgumentException("blsPublicKeySetStr:" + s); - } - } - public string GetHexStr() { - StringBuilder sb = new StringBuilder(1024); - ulong size = blsPublicKeyGetHexStr(sb, (ulong)sb.Capacity, this); - if (size == 0) { - throw new ArgumentException("blsPublicKeyGetStr"); - } - return sb.ToString(0, (int)size); - } - public void Add(in PublicKey rhs) { - blsPublicKeyAdd(ref this, rhs); - } - public bool Verify(in Signature sig, string m) { - return blsVerify(sig, this, m, (ulong)m.Length) == 1; - } - public bool VerifyPop(in Signature pop) { - return blsVerifyPop(pop, this) == 1; - } - } - // publicKey = sum_{i=0}^{mpk.Length - 1} mpk[i] * id^i - public static PublicKey SharePublicKey(in PublicKey[] mpk, in Id id) { - PublicKey pub; - if (blsPublicKeyShare(ref pub, mpk[0], (ulong)mpk.Length, id) != 0) { - throw new ArgumentException("GetPublicKeyForId:" + id.ToString()); - } - return pub; - } - public static PublicKey RecoverPublicKey(in PublicKey[] pubVec, in Id[] idVec) { - PublicKey pub; - if (blsPublicKeyRecover(ref pub, pubVec[0], idVec[0], (ulong)pubVec.Length) != 0) { - throw new ArgumentException("Recover"); - } - return pub; - } - [StructLayout(LayoutKind.Sequential)] - public unsafe struct Signature - { - private fixed ulong v[SIGNATURE_UNIT_SIZE]; - public byte[] Serialize() { - byte[] buf = new byte[SIGNATURE_SERIALIZE_SIZE]; - ulong n = blsSignatureSerialize(buf, (ulong)buf.Length, this); - if (n == 0) { - throw new ArithmeticException("blsSignatureSerialize"); - } - return buf; - } - public void Deserialize(byte[] buf) { - ulong n = blsSignatureDeserialize(ref this, buf, (ulong)buf.Length); - if (n == 0) { - throw new ArithmeticException("blsSignatureDeserialize"); - } - } - public bool IsEqual(in Signature rhs) { - return blsSignatureIsEqual(this, rhs) != 0; - } - public void SetStr(string s) { - if (blsSignatureSetHexStr(ref this, s, (ulong)s.Length) != 0) { - throw new ArgumentException("blsSignatureSetStr:" + s); - } - } - public string GetHexStr() { - StringBuilder sb = new StringBuilder(1024); - ulong size = blsSignatureGetHexStr(sb, (ulong)sb.Capacity, this); - if (size == 0) { - throw new ArgumentException("blsSignatureGetStr"); - } - return sb.ToString(0, (int)size); - } - public void Add(in Signature rhs) { - blsSignatureAdd(ref this, rhs); - } - } - public static Signature RecoverSign(in Signature[] sigVec, in Id[] idVec) { - Signature sig; - if (blsSignatureRecover(ref sig, sigVec[0], idVec[0], (ulong)sigVec.Length) != 0) { - throw new ArgumentException("Recover"); - } - return sig; - } - } -} |