public BigInteger GetKeyImage(byte[] privKey, Pure.Cryptography.ECC.ECPoint pubKey)
{
BigInteger priv = new BigInteger(privKey.Reverse().Concat(new byte[1]).ToArray());
byte[] hashP = Crypto.Default.Hash256(pubKey.ToString().HexToBytes());
BigInteger hashPub = new BigInteger(hashP.Reverse().Concat(new byte[1]).ToArray());
return(priv * hashPub);
}
/// <summary>
/// Get the One-Time Private key from R of TX
/// </summary>
/// <param name="R"></param>
/// <returns></returns>
public byte[] GenOneTimePrivKey(Pure.Cryptography.ECC.ECPoint R)
{
using (DecryptViewKey())
{
using (DecryptPayloadKey())
{
Cryptography.ECC.ECPoint S = R * this.ViewPrivKey;
byte[] d = Crypto.Default.Hash256(S.EncodePoint(true));
byte[] ret = Pure.Core.RingCT.Impls.ScalarFunctions.Add(d, this.PayloadPrivKey);
return ret;
}
}
}
private void BtnMakeTx_Click(object sender, RoutedEventArgs e)
{
StealthKeyPair FromAddr = new StealthKeyPair(txbFromPayloadPriv.Text.HexToBytes(), txbFromViewPriv.Text.HexToBytes());
StealthKeyPair ToAddr = Wallet.ToStealthKeyPair(txbToTxAddress.Text);
Fixed8 amount = Fixed8.Parse(txbAmount.Text);
// ===================================== STEP 1 => Make One-Time Key from ToAddr =======================================
byte[] r = new byte[32];
using (RandomNumberGenerator rng = RandomNumberGenerator.Create())
{
rng.GetBytes(r);
}
r = "1111111111111111111111111111111111111111111111111111111111111111".HexToBytes();
Pure.Cryptography.ECC.ECPoint R = Pure.Cryptography.ECC.ECCurve.Secp256r1.G * r;
string OneTimeKey = ToAddr.GenPaymentOneTimeAddress(r);
{ // Calculate the One-Time PrivKey
StealthKeyPair ToAddrWithPriv = new StealthKeyPair(txbToPayloadPriv.Text.HexToBytes(), txbToViewPriv.Text.HexToBytes());
byte[] oneTimePrivKey = ToAddrWithPriv.GenOneTimePrivKey(R);
byte[] oneTimeOrgPubKey = ToAddr.GenPaymentPubKeyHash(r);
Pure.Cryptography.ECC.ECPoint oneTimePubKey = Pure.Cryptography.ECC.ECCurve.Secp256r1.G * oneTimePrivKey;
byte[] oneTimePub = oneTimePubKey.EncodePoint(true);
}
// ===================================== end =======================================
// ===================================== STEP 2 => Make TX =======================================
{
// Make From Address Information
byte[] from_r = new byte[32];
using (RandomNumberGenerator rng = RandomNumberGenerator.Create())
{
rng.GetBytes(from_r);
}
Pure.Cryptography.ECC.ECPoint from_R = Pure.Cryptography.ECC.ECCurve.Secp256r1.G * from_r;
string from_onetimekey = FromAddr.GenPaymentOneTimeAddress(from_r);
byte[] from_onetimePriv = FromAddr.GenOneTimePrivKey(from_R);
Fixed8 from_amount = Fixed8.One * 100;
// Make To Destination Information
// Make Signature
List <CTCommitment> inSK = new List <CTCommitment>();
List <CTKey> inPK = new List <CTKey>();
List <MixRingCTKey> inPKIndex = new List <MixRingCTKey>();
List <Pure.Cryptography.ECC.ECPoint> destinations = new List <Pure.Cryptography.ECC.ECPoint>();
List <Fixed8> amounts = new List <Fixed8>();
int mixin = 3;
byte[] out_amount = new byte[32];
byte[] out_mask = new byte[32];
for (int i = 0; i < 1; i++)
{
byte[] sk = SchnorrNonLinkable.GenerateRandomScalar(); // One-Time Key private Key
Pure.Cryptography.ECC.ECPoint pk = Pure.Cryptography.ECC.ECCurve.Secp256r1.G * sk; // One-Time Key Public Key
byte[] mask = SchnorrNonLinkable.GenerateRandomScalar();
byte[] b_amount = amount.ToBinaryFormat().ToBinary();
Pure.Cryptography.ECC.ECPoint C_i_in = RingCTSignature.GetCommitment(mask, b_amount);
out_amount = ScalarFunctions.Add(out_amount, b_amount);
out_mask = ScalarFunctions.Add(out_mask, mask);
CTKey key = new CTKey(pk, C_i_in);
MixRingCTKey mixRingKey = new MixRingCTKey(new UInt256(), 0xff, 0xff);
CTCommitment i_insk = new CTCommitment(sk, mask);
inSK.Add(i_insk);
inPK.Add(key);
inPKIndex.Add(mixRingKey);
}
Pure.Cryptography.ECC.ECPoint dest_pk = Pure.Cryptography.ECC.ECPoint.DecodePoint(ToAddr.GenPaymentPubKeyHash(r), Pure.Cryptography.ECC.ECCurve.Secp256r1);
destinations.Add(dest_pk);
amounts.Add(Fixed8.One * 100);
RingCTSignatureType sig = RingCTSignature.Generate(inSK, inPKIndex, destinations, amounts, Fixed8.Zero, mixin, Pure.Core.Blockchain.GoverningToken.Hash, Fixed8.Zero);
sig.AssetID = Blockchain.GoverningToken.Hash;
bool sig_ret = RingCTSignature.Verify(sig, Fixed8.Zero);
{
StealthKeyPair ToAddrWithPriv = new StealthKeyPair(txbToPayloadPriv.Text.HexToBytes(), txbToViewPriv.Text.HexToBytes());
try
{
//byte[] privKey = "db8df9b666a41337e1c4a7a90639a55e8d6d052ccfaca930f7af42642e6e3cde".HexToBytes();
//Fixed8 dstAmount = RingCTSignature.DecodeRct(sig, privKey, 0);
//Fixed8 dstAmount = RingCTSignature.DecodeRct(sig, ToAddrWithPriv.GenOneTimePrivKey(R), 0);
}
catch (Exception ex)
{
string str = ex.ToString();
}
}
RingConfidentialTransaction tx = new RingConfidentialTransaction(sig);
tx.Attributes = new TransactionAttribute[0];
tx.Inputs = new CoinReference[0];
tx.Outputs = new TransactionOutput[0];
tx.Scripts = new Witness[0];
tx.RHashKey = R;
byte[] byTx = tx.ToArray();
string hexByTx = "820001e17950861e3425837e95cef9b60d14139b4b39108ecdd6f88e46ef99916d54ec012103217bb363cadb4b6069268560dc766af19633bcb11ea36a5a2cdcf2c1137e912a2103ad5f0e13d6acccd0bc567dec782a7b55181fcf3859a86f96722ff45e18c54a03210361fd17d91d27cfecff9955bfbf3970e2d037e882f8a7e651bece87a5e2a189192102d7e59cd69e18e58a7f395c492c633f6dd2729b1d61b59a8195c7aea4091b088621032ff5eb357432fde9ae24ef8899441939a0ad9e729b4eb1ab250a2beacbdc14f32102b7680e2fb3c6e1d8146177994bd2929941fbd18644245ca05d5359087341b0782103e0dae734af3339225a3e1e4f85929eb2f15f0b529fb19249e0cb2409a92a9b9d21035b5f3e6f6e2bcfc67faa74fff0cf8eb44ab228fcfc9f90539c04a9be29070aa62103b1f5f652bc60f9919c8f41ab349a1e165f2b00748d34406e0380e7aea41a16b921039b8c0de8d9bb08fec3bfce9f67b77c20bfffdc7add72deaf5160cd84768c4eb621038f9b4d7378331aa51d1f0593aea64dfca75a3197cc48840e0d450873db104b1c21035357e273aeefda03cb7699774047c2dd753ceb43bfc06198dad23b866f7401252102eec34b3931678d987b6da5646cfda723fd7d3402bcfb2bacf0773a9f411eb79d21034ef11a5a660bf0d1a6ce2bcbdeedbd36320e61643f8bff3b1f5810614650685b21032bb64ec6dbbb0763130cfccb3df5571ae3ac94e3d7c17f2f56874ce1bed3129321020c0d7b21c0be762c7f9c6be20f0efc4b2cde83bde154fcea09dbf066f3b734762102877effa070f419e36c033c2ff184ed622e916228b3eb8c872e2af78ceef3c43f210399d0188bc0ed16fcd8e74983934c372a05329d00d2bfab835a28c961b7eefab52103834bd01574db337cbc2ab0f584be0d585315ed895f6918d1830eec39ac67ecd221020470cb81570e614d67c922e18e01d6a5e30029502878956cd3c22dac14cd5d7c2103249a881db417bdcf41386e8dff560fda26077b9725e3bc7ef225d605d96dce9d210279aeccd59815019805d38fdca5cd2e192278149bcf1e5a5bfb8f93212b01ba7a210281389482ea291470cee6087bb474177aeff81820779a10ed9f8df7d4de0855332102718d6036725c13963125c351903ec76b8a1173757c49616602350ec2671aa6d121031fc31171bd4591c863969c620f7b2bdbd8fc55aafffc4a78686c7fc58dae769f2103218e376d7c555eb29b6502cbff39d02a536ae02a80b968560339d549b6cd4a5f21022437eae1d2f4c7a7065db416d7cbd193e8f69b93d7813d2a594d5222f4663fb72103fd68cb5405c10923784de31a89859c779f1ca72fb9d99e288a95e1eebca5e1e62103576cad991589fdab334892d216917a72233ac163a72f74567e7d553ee96ea6ce210342e07c90a9a9d05973cf4565294ebca6ba567c685cb006efac62d80213dbe94a210304c598fc009686e85fb085abbd6ca38878270caf600d896ec365a90f57b889392102db438de29043b8e4717f486d37e98043cf3571c314685e4fc2c674630404b5722103d4f7f4c5e8d64a3e63d9d9e8b3f27597e93ad93cbbb3da4e6662917b18daef3f21035537e7b3c7caf45bfbea0a78ad1400e6e14444e160b01837062d8a05bd323fe021039200e5040d74e259b5f0dc566ce5c88e12db0786bc17cdd140d2241b4a0d92792102d5d7e19d6a08fb41b2a8cb9cc033aab873fd9234832b052f90ce080de5f486062103b134736c413d30f0df6bdac23a22e7042a33b5676fc84d3ebbc4ae8e6f94294d2102cee8adc988eddf7e64f17a1d61f30058b144dc565da73215e51ad81c7eed131f210383a08cd6e7dcbf5806e94df18431ce2aeca3dcd51b5279e60feec0e4294922dd2103a314fc22c1f68cd83dd4a958143290c3559516ae35ddf8f9c0b093a8f02ec0cb2102d5c2ca5b723952ad62d3228faafe3227520801f36b87dea6e6428ee13d1eeba221024ffb2caf74b67d9c9b84dd8420e85cacec9f28bcce5db7e4ec1c4f5044469f6821022b3e169c2d6b355d68ba9fc818f3658aa3ff9cf4d8e056e1ba8b334025a57c8b21036810b59e5ccd0dcf686a5585f5a6d511ec46b93c6398dff328b2e8d5b2fcc3c72102d635ae00ff439a507e46c41af9d74f233950b43369700816ff93ea9980752aaf2102e0d2867451097502fa5ee7486c7202b40316b71265acdd5cbc64ff76e1fb7cdc2103097fee4c0075cb724f56091a5221808868ec5d95bbe71642bc0562b087db48ad210360956081c5a848125469adf574470de42aedfcfd099510d0e2260c70f5d312452102a11945e2d4413189659d6f6026097176d18ca74af564651fc547b4962d1029fc210301fd1c4e655e633457f67c2fe4c983c6c787511b8364d1e554e4e22aa66a141d21028e01f7db2c47d73e62c0375849bdf797b8bb1df4a12973d1b9046c3a70207eb12103c08db46bd259d2923ef3126b46f9182be130baa56fc56a4f9cbffd92e6fcdf442103a2e4bfbdedad70157929c69f5c7019bf3b29d5d45b97d3894e651b1ada7486782102262e4392a7122f506a510d12ef6da5a51ee6b08d51ecf2e9eae3682c94d6860f2102b8b3bacae0786f8880ff14599c1d39c8d1833d40afe8b3e3314e88c8957c788621024503675159984fb838a959ccac4d2f350dd51ef0af445fdbfda055ff9868b30e2102444da93dce7c423bad3bd549bbaab5f11c710004bb21413ecefd5a92086f185d21025116d5ac15bd40893eb9c2402e185da5dca232fa4f6b316a793de898a96a559f21025531e319cff67b84769f4959a79fcacfdf28bdb3fa51044ffedb34e338f5962521022237e884d38052250004ce050117aa707d77dfc68391558524a1976a52eed212210261590d77afa61b4c6e19f30dd78a6c0d7a45d9dcb21365b3b40bd54e57e2823721035fab8400d2e3754018e1ae25e4f51fc62b915e13e73f1bc92967c96646f625f521029695e025f89224c1f0bd10a47284b8b7bc455f0a646c8f076d6b5c39e21dc12321029ed39cc2268a969babb3de96fedf635d47234f00bc0c29419c8b6e7f697c7c1520714f4623aa9b777b56ef8c99893f0dad257722075881c5bd8069f6b2e982355a20d1a26421035618bc34df237dd901927bc2c0af3bb62ee77e8dafece7f4ae12ca20fdd6d426e3530ea0e9a515d5f1358aa7206f95276cff51b85f3b16795fc54a7020d3d20ab4bd0b3c01670f89f2521866418091b3c07e4e1b56ed4f4ec8ecb464c52069705b8cab9732553f625f6a12423a5c3676d47b7f52b5cbad4d43034a90cda720e8fa4dd0f97fc683b193d2744dac966b0dece38a81cc363e1fc36818552bc77e20498255c4ada8ee5acc4f94955542b4804cb61dcebe2398abf96c88eb03fc4e7d20c164a1a4704c5260845dee57c9df31352fc0c7c81b7a4a6d0b28a97c00ca5734207e0848cff08b9f30398dc2a3c3eb32baa3875f93f664398aa3580678b018827220f959c61fad60954f5146e1603115a22d06f6ffaac3834f6828456de80e4d998620b97f8b0098162aac6d37e9fe1547777c98faaf50919f80772dac219886e42c48208d7570e1b3ff4b056dc59076a2d74072f8a6e1e77d030bc560c70f471a94f22d20b5170be085cfcab0f0035da374fd797844a4d76ba18bc5c0926b2a05857ede25204071d8ac79d680a3ff65f704ade9b46e227a8dedf36681199c01dc3b7d1cdb52203d1b06cb1724b74411fc0cf0c79db4f27d9d2b27a808fa42c0dfbefb5d804ee720ee5f68b9d6daf1ba3f0ba4a2fcd1d1c6c25282577fd6336d29f8122d3821505120cf7fc1a2f12d317ad0da29cbac144b18b8698be556e1878edbcdb2a7fcb7cd0c202b7ea26b253a2375a0a23aed818d647eaacb579eaa550dd4b0db0847fd0c15da20eeff17ce0adb6fd06b3ad654f13f6b2d46b9c4bbd465797a41b0ccb0bcf62284209d3a32c5f6af5a85ee6b1d1cb0d05d0dad237f9c0dc88ed1a9b4f891b87c568320271f4cb1757c058e676dc2e2d27c07ae0775f4614f8cfc8405aabae2a68c53d22081251a629d3b39d9fc26f213253c024b97dacbaae994fd5cfcae5706ccae30d020779e95394c29f6426e62f334901e5c4613fdc0e8f445aa02190343e99b1bb3af2098aafec1c99722c4ede6bb4f3952f80812e13fd8d8997b4ecfe3d340ca254e9f2079ca01f2ef2d80f7265a0d4aee92d6dac03da88a78643b402dde0523b43c6f4b209db4981225b9a91d18d265e61131cf4630010c5c8aee5820667af805420d55bc20c730052e68b774294d5bfb1a69696037eb0b85148d922d1e8ca4e12793d4e03d20f392e3b373fcd95d6109abdf49bb2a0e9fb7aa4dd3d9e96dd5b484fd7d571fcf207a8ce859ebaa266cde9686dc914ccd76c2df315ac86ae489ef931d38e75afc6320f80131bc026ff3b33b9a6787b7b274d3edd93a2ba0e3bc8cc53d6763c8c6d80a2000566f25d5c55f9573016d62923084f70bf8b82ac2c4b5a01e71adf91bd402a320792b85b42807ba40f990072c7d9bd74fac1cd1ca0c365231fe401ff515884d2420beeb1b7365e55e382dcd716f7fecd350af0bb639ad3e6f484fd05a2da960b4b420b45ed002459597803dacd74e04ef04065cf6679ee5c292254c0605c14024deb2207d20267d995df3b66e6ba70c7cc66f95a49d226a9ca300bc70e39560c4e94d8f20d7e87951f77bbfa1d1211ac84409c4f14009f0c3cbe08c48104198e0a2c59c02205732970b441feb61f7b017036c09d4df1fd40a416727a890cc7bc1647354865920d64612f97c1c144b98112806eb2e717d734c24e9d2325e9c4242ec3a1cec8fc92047548e5a0d477588de2d8cc880301c6f70a41aaa4ee84124a95e5ba987ccb5e0205685cb46d6fb8e41faa60533896cdaaae0a3787162377797a3212f423420cb72204b6760fcc453a16f3109fb5d46287c708e4acba257140bc64fce9304b3b407a6200a96adae09503e9e79e471f3f2afcedb00a656d76256ff8693c461543595b5f3201a1ce848bf022f3b602edaa79f71a2aa60caca80bb30d9a37306a8dd4b6aaf87206fd1742ecaf8b495b0fbb58821ccead715ff2544af863df5a7dd4496a5c9aaf220bc91e1cd6b9d71329caf2748276f11badc5394214f7485d8285450e60adfaf44206d23546ca54343623f1b8d2438eb58848f409a95577b3d0c32c6c5b755b7d5cd201aa4af9dd42a1ef3bb41289f882e4698678d5951627ebc2ad94b29c6b1ff051920b7c4f3ea1085aec750ac255cbe7d0fbc963d71c40187df8ea88642b5098a44ff203b2f1830845fc43291a49469956ff43dfa2c939f18516f8b0377350c0821b04b20363f3fadc8133085c61842431c462855dd1873cbff125396f0b8390eed83d9ed20b0556376266f676ab87a6b5ee0b00a2b0f24d38e859baf219a520e2be34944c7207e43ab7f96951483f4e5d96cfbd7fd38ece9cd891c994a493b441d4e689de3ca207229c39f023530940980c642bd4cd3d96d9373bb850d1fd961507ba169d4c073200bae4566e01efc381a06f79439751c586aa6b1e2b0f6b53eff5e80b3f097d2632067eed67a3f6ff5e5edbd3c7a814a7a682276fe596ff16148899c75e46dd5b62a203033034bae421318b27690e58fffda6516c2d96598b6aedd5bcabfb27be8bd6920071b1af4d85c657659109507453f23deb212d5e6d656e6ceb20605bb0baeff7220c719561fee9009ec6472a0635a4ec732228edf85777c5917500ebbb4c1ae9ebb20af494b2de22d94bb7e21c9ad6e1a3e29bfa60efa4a00a95c21cf3dfaba15c67a2046036a52b6e9c3a6133d6597fe0645da979b994866aedf890d074837bd0efd1620f41ace5bfd9887d662a5513fa7922b7c94391fe5a23156b06a1879204a9e0f5520ebfafaa4cafc52a833fb354237d1f545392ebb18fc702ae5e1cef72628c360e920dda8a2166df04f56a9942c1d176d2e9ccbb774d53a7fa90a37ceeea9088b0793209a4d07cdd6ca90b6c3794fca88d58555493bc9ab130a18de7f3b369a77cdbb3220e8f3d06ae6e3105f46df3e5a98fc47c9531767e905e9ea174a53101963c864b901000100010001000100010001000100010001002103ee9d89508b62c03ca87e431d1db03c09c4fb45d1032ddd8ecc066fabaee1ef9b0100010021037bc2525a58093c52f42a5e335dfe3920baa7cf38c14adaf7e16b1f16ae239eb02102b5f774cd9414bebcbb9eee33c57fd5273749da2d05d336c0ef447e674ecde2802102ece5a6022b9545721ae8b6e13123e1cf5b9dc3b6453891daedc3daccbf4db4862103db5f0a885c23ebcb9fc993ff92917a5ad55eebd32e2a0c08c7c525095d3e35b72103181bae40314955fa2f27b71cd9fab7e081dbe8223d91638881175389bbed6a00010021029796ab0109612f16eb602b3fbb2445e8ef285a2090743eeffdcbefdd9ca2667601000100010001000100010021021ae5149bf80ff59c3309c3776bce60da777c136cab559fa0fa5896f7a7b6ce09010021027f8a8071c7939f1e6159e86df722207649bbe323271fc27888271f6a16f192310100210352b793cd577d3b81b4256cf07ef63431faebe4d700e22dfe5d80f23947faf3af0100010021021f086c123a8325bf8aa5ec4c60ab61077eea2165ada9b4ace0dd31418f29224a010001000100010001000100010001000100010001000100010001000100010001000100010001000100010001000100010001000100010001000100210325bf64a726282a5e9379229b46800b6e7cbdda9c7356d47502043d3d815c806f200000000000000000000000000000000000000000000000000000000000000000030000000200000020c8bee05ec6105eefc99cf9af0fd13ca4ffa768bf44eecb9d9896dcc7ca682c94202caf907367317ad20cfb63c829cd4e235377a27964dac92607e6d73fa148bd0020a596e6a611c3baad601596344c87ddbb3a204938eab62f8a99c7846ab2313e5620a6844ee3e77435adcb14d71fdcd3b487fff0aebd440034179f69047c16f48fc020e757dd6abcebbe484cc3a2467ffafbd7e8030f6deb268cca610eeb8715cf185f20c7fe6677f8bbef425e5c59ee1e31739ce057b6ed3da4cec57eefe68f43813ab002000000200ca3efbd379baa6fcae04a8b27f53c0d94c5d63b33378e2b4b789a9c6506573b20931626d807da172aed2379ade960ee9c41e1483818e02997880ff14a925e090c20bd46c9e3a60af628e292f1fa45fd4b30f284c5353a765174cb63fe4f1cc879c1030000000100000002233e40eaa423117365fa49a81badc3943861aab09ba00ac28fbd977b275a042803c9955a2ce0b524a10b5280005fe06186e4869c791c6c903d8ea463b8061b8e9002ecea8dd024916c7bb84e568eeeb2c90e2de3477b7b2be7d85b29ea248784fa4c03ed3088b6dfa4c58d66919c2f9670c8afb378aaec18736a39149cf605c15ee7e3032e6257ec4e3786f34860871fc8aa2d5fd2e223eca9ffd2a4d10aa943b4e2434402dff481b747b5bfbee148352d743f79ca1be6135baed4840cb1833b6de12b218d012000000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000002540be4000381e5712bfb78c5145dc323fa412035f01d8a7c841813ba21fc98975bf98745930102e09346fa1005a8e6b39abbf46f12a288ddbbac33f5814e6502e74b0dda4734490325bf64a726282a5e9379229b46800b6e7cbdda9c7356d47502043d3d815c806f020217e617f0b6443928278f96999e69a23a4f2c152bdf6d6cdf66e5b80282d4ed00000000";
byte[] tmpbytx = hexByTx.HexToBytes();
RingConfidentialTransaction tx1 = byTx.AsSerializable <RingConfidentialTransaction>();
RingConfidentialTransaction tx2 = tmpbytx.AsSerializable <RingConfidentialTransaction>();
// Check the dest address if my address
{
StealthKeyPair ToAddrWithPriv = new StealthKeyPair(txbToPayloadPriv.Text.HexToBytes(), txbToViewPriv.Text.HexToBytes());
ToAddrWithPriv.GetPaymentPubKeyFromR(tx1.RHashKey);
for (int i = 0; i < tx1.RingCTSig[0].outPK.Count; i++)
{
if (tx1.RingCTSig[0].outPK[i].dest.ToString() == Pure.Cryptography.ECC.ECPoint.DecodePoint(ToAddrWithPriv.GetPaymentPubKeyFromR(tx1.RHashKey), Pure.Cryptography.ECC.ECCurve.Secp256r1).ToString())
{
string myaddress = "myaddress";
}
}
}
// end
bool tx_sig_ret = RingCTSignature.Verify(tx1.RingCTSig[0], Fixed8.Zero);
}
// ===================================== STEP 2 => End =======================================
}
public void DoWork()
{
#region Checking Fields
Global.AssetDescriptor asset = Asset as Global.AssetDescriptor;
string fromAddress = FromAddr;
string toAddress = ToAddr;
string strAmount = Amount;
string strFee = Fee;
byte toAddrVersion;
byte fromAddrVersion;
if (asset == null)
{
throw new InvalidOperationException("Anchor is not correct");
}
if (!Fixed8.TryParse(strAmount, out Fixed8 amount))
{
throw new InvalidOperationException("Anchor is not correct");
}
if (amount == Fixed8.Zero)
{
throw new InvalidOperationException("Anchor is not correct");
}
if (amount.GetData() % (long)Math.Pow(10, 8 - (Asset as Global.AssetDescriptor).Precision) != 0)
{
throw new InvalidOperationException("Anchor is not correct");
}
if (!Fixed8.TryParse(strFee, out Fixed8 fee))
{
throw new InvalidOperationException("Anchor is not correct");
}
if (fee < Fixed8.Zero)
{
throw new InvalidOperationException("Anchor is not correct");
}
try
{
fromAddrVersion = Wallet.GetAddressVersion(fromAddress);
toAddrVersion = Wallet.GetAddressVersion(toAddress);
}
catch
{
throw new InvalidOperationException("Anchor is not correct");
}
Transaction tx;
#endregion
#region T -> T
if (toAddrVersion == Wallet.AddressVersion && fromAddrVersion == Wallet.AddressVersion) // T -> T
{
List <TransactionAttribute> attributes = new List <TransactionAttribute>();
tx = new ContractTransaction();
//if (!string.IsNullOrEmpty(remark))
// attributes.Add(new TransactionAttribute
// {
// Usage = TransactionAttributeUsage.Remark,
// Data = Encoding.UTF8.GetBytes(remark)
// });
tx.Attributes = attributes.ToArray();
TransactionOutput outPut = new TransactionOutput();
outPut.ScriptHash = Wallet.ToScriptHash(toAddress);
outPut.Value = amount;
outPut.AssetId = (UInt256)asset.AssetId;
outPut.Fee = fee;
tx.Outputs = new TransactionOutput[1];
tx.Outputs[0] = outPut;
if (tx is ContractTransaction ctx)
{
tx = Constant.CurrentWallet.MakeTransactionFrom(ctx, fromAddress);
if (tx == null)
{
throw new InvalidOperationException("Anchor is not correct");
}
}
Helper.SignAndShowInformation(tx);
}
#endregion
#region T -> A
else if (fromAddrVersion == Wallet.AddressVersion && toAddrVersion == Wallet.AnonymouseAddressVersion) // T -> A
{
UInt256 joinSplitPubKey_;
byte[] joinSplitPrivKey_;
List <TransactionAttribute> attributes = new List <TransactionAttribute>();
tx = new AnonymousContractTransaction();
tx.Attributes = attributes.ToArray();
Sodium.KeyPair keyPair;
keyPair = Sodium.PublicKeyAuth.GenerateKeyPair();
joinSplitPubKey_ = new UInt256(keyPair.PublicKey);
joinSplitPrivKey_ = keyPair.PrivateKey;
((AnonymousContractTransaction)tx).joinSplitPubKey = joinSplitPubKey_;
AsyncJoinSplitInfo info = new AsyncJoinSplitInfo();
info.vpub_old = new Fixed8(0);
info.vpub_new = new Fixed8(0);
JSOutput jsOut = new JSOutput(Wallet.ToPaymentAddress(toAddress), amount, fee, (UInt256)asset.AssetId);
info.vjsout.Add(jsOut);
info.vpub_old += amount;
if (tx is AnonymousContractTransaction ctx)
{
tx = Constant.CurrentWallet.MakeTandATransaction(ctx, fromAddress, info);
if (tx is AnonymousContractTransaction ctx_)
{
IntPtr w = SnarkDllApi.Witnesses_Create();
IntPtr ptrRoot = SnarkDllApi.GetCMRoot(Blockchain.Default.GetCmMerkleTree());
byte[] byRoot = new byte[32];
System.Runtime.InteropServices.Marshal.Copy(ptrRoot, byRoot, 0, 32);
UInt256 anchor = new UInt256(byRoot);
tx = Constant.CurrentWallet.Perform_JoinSplit(ctx_, info, joinSplitPubKey_, joinSplitPrivKey_, (UInt256)asset.AssetId, w, anchor);
ctx_.joinSplitSig = Sodium.PublicKeyAuth.SignDetached(ctx.JsHash.ToArray(), joinSplitPrivKey_);
if (!Sodium.PublicKeyAuth.VerifyDetached(ctx_.joinSplitSig, ctx.JsHash.ToArray(), joinSplitPubKey_.ToArray()))
{
throw new InvalidOperationException("Anchor is not correct");
}
}
else
{
throw new InvalidOperationException("Anchor is not correct");
}
}
else
{
throw new InvalidOperationException("Anchor is not correct");
}
Helper.SignAndShowInformation(tx);
}
#endregion
#region A -> T
else if (fromAddrVersion == Wallet.AnonymouseAddressVersion && toAddrVersion == Wallet.AddressVersion) // A -> T
{
UInt256 joinSplitPubKey_;
byte[] joinSplitPrivKey_;
List <TransactionAttribute> attributes = new List <TransactionAttribute>();
tx = new AnonymousContractTransaction();
Fixed8 vpubNewTarget = Fixed8.Zero;
Fixed8 totalAmount = amount;
tx.Attributes = attributes.ToArray();
Sodium.KeyPair keyPair;
keyPair = Sodium.PublicKeyAuth.GenerateKeyPair();
joinSplitPubKey_ = new UInt256(keyPair.PublicKey);
joinSplitPrivKey_ = keyPair.PrivateKey;
((AnonymousContractTransaction)tx).joinSplitPubKey = joinSplitPubKey_;
// Do process the transparent outputs.
TransactionOutput outPut = new TransactionOutput();
outPut.ScriptHash = Wallet.ToScriptHash(toAddress);
outPut.Value = amount;
outPut.AssetId = (UInt256)asset.AssetId;
tx.Outputs = new TransactionOutput[1];
tx.Outputs[0] = outPut;
tx.Scripts = new Witness[0];
vpubNewTarget = amount;
AsyncJoinSplitInfo info = new AsyncJoinSplitInfo();
info.vpub_old = Fixed8.Zero;
info.vpub_new = Fixed8.Zero;
Fixed8 jsInputValue = Fixed8.Zero;
IntPtr ptrRoot = SnarkDllApi.GetCMRoot(Blockchain.Default.GetCmMerkleTree());
byte[] byRoot = new byte[32];
System.Runtime.InteropServices.Marshal.Copy(ptrRoot, byRoot, 0, 32);
UInt256 jsAnchor = new UInt256(byRoot);
if (tx is AnonymousContractTransaction ctx)
{
tx = Constant.CurrentWallet.MakeAandTTransaction(ctx, fromAddress, info);
#region Split token types
/* ****************************** Split the info into main token and fee token ********************************** */
AsyncJoinSplitInfo mainTokenInfo = new AsyncJoinSplitInfo();
AsyncJoinSplitInfo subTokenInfo = new AsyncJoinSplitInfo();
Fixed8 main_total_output_amount = Fixed8.Zero;
Fixed8 sub_total_output_amount = Fixed8.Zero;
for (int i = 0; i < info.vjsin.Count; i++)
{
if (info.vjsin[i].AssetID == Blockchain.UtilityToken.Hash)
{
subTokenInfo.vjsin.Add(info.vjsin[i]);
subTokenInfo.notes.Add(info.vjsin[i].note);
}
else
{
mainTokenInfo.vjsin.Add(info.vjsin[i]);
mainTokenInfo.notes.Add(info.vjsin[i].note);
}
}
for (int i = 0; i < info.vjsout.Count; i++)
{
if (info.vjsout[i].AssetID == Blockchain.UtilityToken.Hash)
{
subTokenInfo.vjsout.Add(info.vjsout[i]);
sub_total_output_amount += info.vjsout[i].value;
}
else
{
mainTokenInfo.vjsout.Add(info.vjsout[i]);
main_total_output_amount += info.vjsout[i].value;
}
}
/* ****************************** End ********************************** */
#endregion
IntPtr vectorWitness = SnarkDllApi.Witnesses_Create();
int jsIndex = 0;
Fixed8 current_inputed_amount = Fixed8.Zero;
Fixed8 rest_amount = totalAmount;
#region Do Process the Main token part
for (int i = 0; i < mainTokenInfo.vjsin.Count; i++)
{
IntPtr witness = SnarkDllApi.CmWitness_Create();
SnarkDllApi.SetCMWitnessFromBinary(witness, mainTokenInfo.vjsin[i].witness, mainTokenInfo.vjsin[i].witness.Length);
SnarkDllApi.Witnesses_Add(vectorWitness, witness);
IntPtr ptrWitness = SnarkDllApi.GetCMRootFromWitness(witness);
byte[] byWRoot = new byte[32];
System.Runtime.InteropServices.Marshal.Copy(ptrWitness, byWRoot, 0, 32);
UInt256 wAnchor = new UInt256(byWRoot);
if (jsAnchor != wAnchor)
{
throw new InvalidOperationException("Anchor is not correct");
}
current_inputed_amount += mainTokenInfo.vjsin[i].note.value;
jsIndex++;
if (jsIndex == 2 && i != mainTokenInfo.vjsin.Count - 1)
{
AsyncJoinSplitInfo jsInfo = new AsyncJoinSplitInfo();
jsInfo.vjsin.Add(mainTokenInfo.vjsin[i - 1]);
jsInfo.vjsin.Add(mainTokenInfo.vjsin[i]);
jsInfo.notes.Add(mainTokenInfo.notes[i - 1]);
jsInfo.notes.Add(mainTokenInfo.notes[i]);
var vInputsSum = jsInfo.vjsin[0].note.value + jsInfo.vjsin[1].note.value;
for (int oti = 0; oti < mainTokenInfo.vjsout.Count; oti++)
{
if (mainTokenInfo.vjsout[oti].value >= vInputsSum)
{
JSOutput jsOut1 = new JSOutput(mainTokenInfo.vjsout[oti].addr, vInputsSum, mainTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
mainTokenInfo.vjsout[oti].value -= vInputsSum;
vInputsSum = Fixed8.Zero;
break;
}
if (mainTokenInfo.vjsout[oti].value < vInputsSum)
{
JSOutput jsOut1 = new JSOutput(mainTokenInfo.vjsout[oti].addr, mainTokenInfo.vjsout[oti].value, mainTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
vInputsSum = vInputsSum - mainTokenInfo.vjsout[oti].value;
mainTokenInfo.vjsout[oti].value = Fixed8.Zero;
}
}
if (vInputsSum >= Fixed8.Zero)
{
jsInfo.vpub_new = vInputsSum;
}
tx = Constant.CurrentWallet.Perform_JoinSplit(ctx, jsInfo, joinSplitPubKey_, joinSplitPrivKey_, (UInt256)jsInfo.vjsin[0].AssetID, vectorWitness, jsAnchor);
jsIndex = 0;
SnarkDllApi.Witnesses_Clear(vectorWitness);
}
if (i == mainTokenInfo.vjsin.Count - 1)
{
AsyncJoinSplitInfo jsInfo = new AsyncJoinSplitInfo();
Fixed8 jsInputedAmount = Fixed8.Zero;
for (int ji = jsIndex - 1; ji > -1; ji--)
{
jsInfo.vjsin.Add(mainTokenInfo.vjsin[i - ji]);
jsInfo.notes.Add(mainTokenInfo.notes[i - ji]);
jsInputedAmount += mainTokenInfo.notes[i - ji].value;
rest_amount -= mainTokenInfo.notes[i - ji].value;
}
for (int oti = 0; oti < mainTokenInfo.vjsout.Count; oti++)
{
if (mainTokenInfo.vjsout[oti].value >= jsInputedAmount)
{
JSOutput jsOut1 = new JSOutput(mainTokenInfo.vjsout[oti].addr, jsInputedAmount, mainTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
mainTokenInfo.vjsout[oti].value -= jsInputedAmount;
jsInputedAmount = Fixed8.Zero;
break;
}
if (mainTokenInfo.vjsout[oti].value < jsInputedAmount)
{
JSOutput jsOut1 = new JSOutput(mainTokenInfo.vjsout[oti].addr, mainTokenInfo.vjsout[oti].value, mainTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
jsInputedAmount = jsInputedAmount - mainTokenInfo.vjsout[oti].value;
mainTokenInfo.vjsout[oti].value = Fixed8.Zero;
}
}
if (jsInputedAmount != Fixed8.Zero)
{
jsInfo.vpub_new = jsInputedAmount;
}
try
{
tx = Constant.CurrentWallet.Perform_JoinSplit(ctx, jsInfo, joinSplitPubKey_, joinSplitPrivKey_, (UInt256)jsInfo.vjsin[0].AssetID, vectorWitness, jsAnchor);
}
catch (Exception ex)
{
string strException = ex.Message;
throw new InvalidOperationException("JoinSplit Errors");
}
if (tx.Inputs == null)
{
tx.Inputs = new CoinReference[0];
}
jsIndex = 0;
SnarkDllApi.Witnesses_Clear(vectorWitness);
}
}
#endregion
#region Do Process the Fee token part, And when sending the QRG token, then there is no Main token part.
for (int i = 0; i < subTokenInfo.vjsin.Count; i++)
{
IntPtr witness = SnarkDllApi.CmWitness_Create();
SnarkDllApi.SetCMWitnessFromBinary(witness, subTokenInfo.vjsin[i].witness, subTokenInfo.vjsin[i].witness.Length);
SnarkDllApi.Witnesses_Add(vectorWitness, witness);
IntPtr ptrWitness = SnarkDllApi.GetCMRootFromWitness(witness);
byte[] byWRoot = new byte[32];
System.Runtime.InteropServices.Marshal.Copy(ptrWitness, byWRoot, 0, 32);
UInt256 wAnchor = new UInt256(byWRoot);
if (jsAnchor != wAnchor)
{
throw new InvalidOperationException("Anchor is not correct");
}
current_inputed_amount += subTokenInfo.vjsin[i].note.value;
jsIndex++;
if (jsIndex == 2 && i != subTokenInfo.vjsin.Count - 1)
{
AsyncJoinSplitInfo jsInfo = new AsyncJoinSplitInfo();
jsInfo.vjsin.Add(subTokenInfo.vjsin[i - 1]);
jsInfo.vjsin.Add(subTokenInfo.vjsin[i]);
jsInfo.notes.Add(subTokenInfo.notes[i - 1]);
jsInfo.notes.Add(subTokenInfo.notes[i]);
var vInputsSum = jsInfo.vjsin[0].note.value + jsInfo.vjsin[1].note.value;
for (int oti = 0; oti < subTokenInfo.vjsout.Count; oti++)
{
if (subTokenInfo.vjsout[oti].value >= vInputsSum)
{
JSOutput jsOut1 = new JSOutput(subTokenInfo.vjsout[oti].addr, vInputsSum, subTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
subTokenInfo.vjsout[oti].value -= vInputsSum;
vInputsSum = Fixed8.Zero;
break;
}
if (subTokenInfo.vjsout[oti].value < vInputsSum)
{
JSOutput jsOut1 = new JSOutput(subTokenInfo.vjsout[oti].addr, subTokenInfo.vjsout[oti].value, subTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
vInputsSum = vInputsSum - subTokenInfo.vjsout[oti].value;
subTokenInfo.vjsout[oti].value = Fixed8.Zero;
}
}
if (vInputsSum >= Fixed8.Zero)
{
jsInfo.vpub_new = vInputsSum;
}
tx = Constant.CurrentWallet.Perform_JoinSplit(ctx, jsInfo, joinSplitPubKey_, joinSplitPrivKey_, (UInt256)jsInfo.vjsin[0].AssetID, vectorWitness, jsAnchor);
jsIndex = 0;
SnarkDllApi.Witnesses_Clear(vectorWitness);
}
if (i == subTokenInfo.vjsin.Count - 1)
{
AsyncJoinSplitInfo jsInfo = new AsyncJoinSplitInfo();
Fixed8 jsInputedAmount = Fixed8.Zero;
for (int ji = jsIndex - 1; ji > -1; ji--)
{
jsInfo.vjsin.Add(subTokenInfo.vjsin[i - ji]);
jsInfo.notes.Add(subTokenInfo.notes[i - ji]);
jsInputedAmount += subTokenInfo.notes[i - ji].value;
rest_amount -= subTokenInfo.notes[i - ji].value;
}
for (int oti = 0; oti < subTokenInfo.vjsout.Count; oti++)
{
if (subTokenInfo.vjsout[oti].value >= jsInputedAmount)
{
JSOutput jsOut1 = new JSOutput(subTokenInfo.vjsout[oti].addr, jsInputedAmount, subTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
subTokenInfo.vjsout[oti].value -= jsInputedAmount;
jsInputedAmount = Fixed8.Zero;
break;
}
if (subTokenInfo.vjsout[oti].value < jsInputedAmount)
{
JSOutput jsOut1 = new JSOutput(subTokenInfo.vjsout[oti].addr, subTokenInfo.vjsout[oti].value, subTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
jsInputedAmount = jsInputedAmount - subTokenInfo.vjsout[oti].value;
subTokenInfo.vjsout[oti].value = Fixed8.Zero;
}
}
if (jsInputedAmount != Fixed8.Zero)
{
jsInfo.vpub_new = jsInputedAmount;
}
try
{
tx = Constant.CurrentWallet.Perform_JoinSplit(ctx, jsInfo, joinSplitPubKey_, joinSplitPrivKey_, (UInt256)jsInfo.vjsin[0].AssetID, vectorWitness, jsAnchor);
}
catch (Exception ex)
{
string strException = ex.Message;
throw new InvalidOperationException("JoinSplit Errors");
}
if (tx.Inputs == null)
{
tx.Inputs = new CoinReference[0];
}
jsIndex = 0;
SnarkDllApi.Witnesses_Clear(vectorWitness);
}
}
#endregion
ctx.joinSplitSig = Sodium.PublicKeyAuth.SignDetached(ctx.JsHash.ToArray(), joinSplitPrivKey_);
if (!Sodium.PublicKeyAuth.VerifyDetached(ctx.joinSplitSig, ctx.JsHash.ToArray(), joinSplitPubKey_.ToArray()))
{
throw new InvalidOperationException("Anchor is not correct");
}
}
else
{
throw new InvalidOperationException("Anchor is not correct");
}
Helper.SignAndShowInformation(tx);
}
#endregion
#region A -> A
else if (fromAddrVersion == Wallet.AnonymouseAddressVersion && toAddrVersion == Wallet.AnonymouseAddressVersion) // A -> A
{
UInt256 joinSplitPubKey_;
byte[] joinSplitPrivKey_;
List <TransactionAttribute> attributes = new List <TransactionAttribute>();
tx = new AnonymousContractTransaction();
Fixed8 totalAmount = amount;
tx.Scripts = new Witness[0];
tx.Attributes = attributes.ToArray();
Sodium.KeyPair keyPair;
keyPair = Sodium.PublicKeyAuth.GenerateKeyPair();
joinSplitPubKey_ = new UInt256(keyPair.PublicKey);
joinSplitPrivKey_ = keyPair.PrivateKey;
((AnonymousContractTransaction)tx).joinSplitPubKey = joinSplitPubKey_;
AsyncJoinSplitInfo info = new AsyncJoinSplitInfo();
info.vpub_old = Fixed8.Zero;
info.vpub_new = Fixed8.Zero;
JSOutput jsOut = new JSOutput(Wallet.ToPaymentAddress(toAddress), amount, (UInt256)asset.AssetId);
info.vjsout.Add(jsOut);
Fixed8 jsInputValue = Fixed8.Zero;
IntPtr ptrRoot = SnarkDllApi.GetCMRoot(Blockchain.Default.GetCmMerkleTree());
byte[] byRoot = new byte[32];
System.Runtime.InteropServices.Marshal.Copy(ptrRoot, byRoot, 0, 32);
UInt256 jsAnchor = new UInt256(byRoot);
if (tx is AnonymousContractTransaction ctx)
{
tx = Constant.CurrentWallet.MakeAandATransaction(ctx, fromAddress, info);
#region Split token type
/* ****************************** Split the info into main token and fee token ********************************** */
AsyncJoinSplitInfo mainTokenInfo = new AsyncJoinSplitInfo();
AsyncJoinSplitInfo subTokenInfo = new AsyncJoinSplitInfo();
Fixed8 main_total_output_amount = Fixed8.Zero;
Fixed8 sub_total_output_amount = Fixed8.Zero;
for (int i = 0; i < info.vjsin.Count; i++)
{
if (info.vjsin[i].AssetID == Blockchain.UtilityToken.Hash)
{
subTokenInfo.vjsin.Add(info.vjsin[i]);
subTokenInfo.notes.Add(info.vjsin[i].note);
}
else
{
mainTokenInfo.vjsin.Add(info.vjsin[i]);
mainTokenInfo.notes.Add(info.vjsin[i].note);
}
}
for (int i = 0; i < info.vjsout.Count; i++)
{
if (info.vjsout[i].AssetID == Blockchain.UtilityToken.Hash)
{
subTokenInfo.vjsout.Add(info.vjsout[i]);
sub_total_output_amount += info.vjsout[i].value;
}
else
{
mainTokenInfo.vjsout.Add(info.vjsout[i]);
main_total_output_amount += info.vjsout[i].value;
}
}
/* ****************************** End ********************************** */
#endregion
IntPtr vectorWitness = SnarkDllApi.Witnesses_Create();
int jsIndex = 0;
Fixed8 current_inputed_amount = Fixed8.Zero;
Fixed8 rest_amount = totalAmount;
#region Do Process the Main token part
for (int i = 0; i < mainTokenInfo.vjsin.Count; i++)
{
IntPtr witness = SnarkDllApi.CmWitness_Create();
SnarkDllApi.SetCMWitnessFromBinary(witness, mainTokenInfo.vjsin[i].witness, mainTokenInfo.vjsin[i].witness.Length);
SnarkDllApi.Witnesses_Add(vectorWitness, witness);
IntPtr ptrWitness = SnarkDllApi.GetCMRootFromWitness(witness);
byte[] byWRoot = new byte[32];
System.Runtime.InteropServices.Marshal.Copy(ptrWitness, byWRoot, 0, 32);
UInt256 wAnchor = new UInt256(byWRoot);
if (jsAnchor != wAnchor)
{
throw new InvalidOperationException("Anchor is not correct");
}
current_inputed_amount += mainTokenInfo.vjsin[i].note.value;
jsIndex++;
if (jsIndex == 2 && i != mainTokenInfo.vjsin.Count - 1)
{
AsyncJoinSplitInfo jsInfo = new AsyncJoinSplitInfo();
jsInfo.vjsin.Add(mainTokenInfo.vjsin[i - 1]);
jsInfo.vjsin.Add(mainTokenInfo.vjsin[i]);
jsInfo.notes.Add(mainTokenInfo.notes[i - 1]);
jsInfo.notes.Add(mainTokenInfo.notes[i]);
var vInputsSum = jsInfo.vjsin[0].note.value + jsInfo.vjsin[1].note.value;
for (int oti = 0; oti < mainTokenInfo.vjsout.Count; oti++)
{
if (mainTokenInfo.vjsout[oti].value >= vInputsSum)
{
JSOutput jsOut1 = new JSOutput(mainTokenInfo.vjsout[oti].addr, vInputsSum, mainTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
mainTokenInfo.vjsout[oti].value -= vInputsSum;
vInputsSum = Fixed8.Zero;
break;
}
if (mainTokenInfo.vjsout[oti].value < vInputsSum)
{
JSOutput jsOut1 = new JSOutput(mainTokenInfo.vjsout[oti].addr, mainTokenInfo.vjsout[oti].value, mainTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
vInputsSum = vInputsSum - mainTokenInfo.vjsout[oti].value;
mainTokenInfo.vjsout[oti].value = Fixed8.Zero;
}
}
tx = Constant.CurrentWallet.Perform_JoinSplit(ctx, jsInfo, joinSplitPubKey_, joinSplitPrivKey_, (UInt256)jsInfo.vjsin[0].AssetID, vectorWitness, jsAnchor);
jsIndex = 0;
SnarkDllApi.Witnesses_Clear(vectorWitness);
}
if (i == mainTokenInfo.vjsin.Count - 1)
{
AsyncJoinSplitInfo jsInfo = new AsyncJoinSplitInfo();
Fixed8 jsInputedAmount = Fixed8.Zero;
for (int ji = jsIndex - 1; ji > -1; ji--)
{
jsInfo.vjsin.Add(mainTokenInfo.vjsin[i - ji]);
jsInfo.notes.Add(mainTokenInfo.notes[i - ji]);
jsInputedAmount += mainTokenInfo.notes[i - ji].value;
rest_amount -= mainTokenInfo.notes[i - ji].value;
}
for (int oti = 0; oti < mainTokenInfo.vjsout.Count; oti++)
{
if (mainTokenInfo.vjsout[oti].value >= jsInputedAmount)
{
JSOutput jsOut1 = new JSOutput(mainTokenInfo.vjsout[oti].addr, jsInputedAmount, mainTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
mainTokenInfo.vjsout[oti].value -= jsInputedAmount;
jsInputedAmount = Fixed8.Zero;
break;
}
if (mainTokenInfo.vjsout[oti].value < jsInputedAmount)
{
JSOutput jsOut1 = new JSOutput(mainTokenInfo.vjsout[oti].addr, mainTokenInfo.vjsout[oti].value, mainTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
jsInputedAmount = jsInputedAmount - mainTokenInfo.vjsout[oti].value;
mainTokenInfo.vjsout[oti].value = Fixed8.Zero;
}
}
if (jsInputedAmount != Fixed8.Zero)
{
jsInfo.vpub_new = jsInputedAmount;
}
try
{
tx = Constant.CurrentWallet.Perform_JoinSplit(ctx, jsInfo, joinSplitPubKey_, joinSplitPrivKey_, (UInt256)jsInfo.vjsin[0].AssetID, vectorWitness, jsAnchor);
}
catch (Exception ex)
{
string strException = ex.Message;
throw new InvalidOperationException("JoinSplit Errors");
}
if (tx.Inputs == null)
{
tx.Inputs = new CoinReference[0];
}
jsIndex = 0;
SnarkDllApi.Witnesses_Clear(vectorWitness);
}
}
#endregion
#region Do Process the Fee token part, And when sending the QRG token, then there is no Main token part.
for (int i = 0; i < subTokenInfo.vjsin.Count; i++)
{
IntPtr witness = SnarkDllApi.CmWitness_Create();
SnarkDllApi.SetCMWitnessFromBinary(witness, subTokenInfo.vjsin[i].witness, subTokenInfo.vjsin[i].witness.Length);
SnarkDllApi.Witnesses_Add(vectorWitness, witness);
IntPtr ptrWitness = SnarkDllApi.GetCMRootFromWitness(witness);
byte[] byWRoot = new byte[32];
System.Runtime.InteropServices.Marshal.Copy(ptrWitness, byWRoot, 0, 32);
UInt256 wAnchor = new UInt256(byWRoot);
if (jsAnchor != wAnchor)
{
throw new InvalidOperationException("Anchor is not correct");
}
current_inputed_amount += subTokenInfo.vjsin[i].note.value;
jsIndex++;
if (jsIndex == 2 && i != subTokenInfo.vjsin.Count - 1)
{
AsyncJoinSplitInfo jsInfo = new AsyncJoinSplitInfo();
jsInfo.vjsin.Add(subTokenInfo.vjsin[i - 1]);
jsInfo.vjsin.Add(subTokenInfo.vjsin[i]);
jsInfo.notes.Add(subTokenInfo.notes[i - 1]);
jsInfo.notes.Add(subTokenInfo.notes[i]);
var vInputsSum = jsInfo.vjsin[0].note.value + jsInfo.vjsin[1].note.value;
for (int oti = 0; oti < subTokenInfo.vjsout.Count; oti++)
{
if (subTokenInfo.vjsout[oti].value >= vInputsSum)
{
JSOutput jsOut1 = new JSOutput(subTokenInfo.vjsout[oti].addr, vInputsSum, subTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
subTokenInfo.vjsout[oti].value -= vInputsSum;
vInputsSum = Fixed8.Zero;
break;
}
if (subTokenInfo.vjsout[oti].value < vInputsSum)
{
JSOutput jsOut1 = new JSOutput(subTokenInfo.vjsout[oti].addr, subTokenInfo.vjsout[oti].value, subTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
vInputsSum = vInputsSum - subTokenInfo.vjsout[oti].value;
subTokenInfo.vjsout[oti].value = Fixed8.Zero;
}
}
tx = Constant.CurrentWallet.Perform_JoinSplit(ctx, jsInfo, joinSplitPubKey_, joinSplitPrivKey_, (UInt256)jsInfo.vjsin[0].AssetID, vectorWitness, jsAnchor);
jsIndex = 0;
SnarkDllApi.Witnesses_Clear(vectorWitness);
}
if (i == subTokenInfo.vjsin.Count - 1)
{
AsyncJoinSplitInfo jsInfo = new AsyncJoinSplitInfo();
Fixed8 jsInputedAmount = Fixed8.Zero;
for (int ji = jsIndex - 1; ji > -1; ji--)
{
jsInfo.vjsin.Add(subTokenInfo.vjsin[i - ji]);
jsInfo.notes.Add(subTokenInfo.notes[i - ji]);
jsInputedAmount += subTokenInfo.notes[i - ji].value;
rest_amount -= subTokenInfo.notes[i - ji].value;
}
for (int oti = 0; oti < subTokenInfo.vjsout.Count; oti++)
{
if (subTokenInfo.vjsout[oti].value >= jsInputedAmount)
{
JSOutput jsOut1 = new JSOutput(subTokenInfo.vjsout[oti].addr, jsInputedAmount, subTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
subTokenInfo.vjsout[oti].value -= jsInputedAmount;
jsInputedAmount = Fixed8.Zero;
break;
}
if (subTokenInfo.vjsout[oti].value < jsInputedAmount)
{
JSOutput jsOut1 = new JSOutput(subTokenInfo.vjsout[oti].addr, subTokenInfo.vjsout[oti].value, subTokenInfo.vjsout[oti].AssetID);
jsInfo.vjsout.Add(jsOut1);
jsInputedAmount = jsInputedAmount - subTokenInfo.vjsout[oti].value;
subTokenInfo.vjsout[oti].value = Fixed8.Zero;
}
}
if (jsInputedAmount != Fixed8.Zero)
{
jsInfo.vpub_new = jsInputedAmount;
}
try
{
tx = Constant.CurrentWallet.Perform_JoinSplit(ctx, jsInfo, joinSplitPubKey_, joinSplitPrivKey_, (UInt256)jsInfo.vjsin[0].AssetID, vectorWitness, jsAnchor);
}
catch (Exception ex)
{
string strException = ex.Message;
throw new InvalidOperationException("JoinSplit Errors");
}
if (tx.Inputs == null)
{
tx.Inputs = new CoinReference[0];
}
jsIndex = 0;
SnarkDllApi.Witnesses_Clear(vectorWitness);
}
}
#endregion
ctx.joinSplitSig = Sodium.PublicKeyAuth.SignDetached(ctx.JsHash.ToArray(), joinSplitPrivKey_);
if (!Sodium.PublicKeyAuth.VerifyDetached(ctx.joinSplitSig, ctx.JsHash.ToArray(), joinSplitPubKey_.ToArray()))
{
throw new InvalidOperationException("Anchor is not correct");
}
}
else
{
throw new InvalidOperationException("Anchor is not correct");
}
Helper.SignAndShowInformation(tx);
}
#endregion
#region S -> S
else if (fromAddrVersion == Wallet.StealthAddressVersion && toAddrVersion == Wallet.StealthAddressVersion)
{
List <TransactionAttribute> attributes = new List <TransactionAttribute>();
tx = new RingConfidentialTransaction();
tx.Attributes = attributes.ToArray();
if (tx is RingConfidentialTransaction ctx)
{
List <RCTransactionOutput> rctOutput = new List <RCTransactionOutput>();
Pure.Wallets.StealthKey.StealthKeyPair fromKeyPair = null;
foreach (KeyPairBase key in Constant.CurrentWallet.GetKeys())
{
if (key is Pure.Wallets.StealthKey.StealthKeyPair rctKey)
{
if (Wallet.ToStealthAddress(rctKey) == fromAddress)
{
fromKeyPair = rctKey;
}
}
}
if (fromKeyPair == null)
{
throw new InvalidOperationException("From key is not exist.");
}
byte[] r = SchnorrNonLinkable.GenerateRandomScalar();
Pure.Cryptography.ECC.ECPoint R = Pure.Cryptography.ECC.ECCurve.Secp256r1.G * r;
Pure.Wallets.StealthKey.StealthPubKeys outPubKey = Wallet.ToStealthKeyPair(toAddress).ToStelathPubKeys();
RCTransactionOutput output = new RCTransactionOutput
{
AssetId = (UInt256)asset.AssetId,
PubKey = Pure.Cryptography.ECC.ECPoint.DecodePoint(outPubKey.GenPaymentPubKeyHash(r), Pure.Cryptography.ECC.ECCurve.Secp256r1),
Value = amount,
ScriptHash = Pure.SmartContract.Contract.CreateRingSignatureRedeemScript(outPubKey.PayloadPubKey, outPubKey.ViewPubKey).ToScriptHash()
};
rctOutput.Add(output);
ctx.Scripts = new Witness[0];
tx = Constant.CurrentWallet.MakeRCTransaction(ctx, fromAddress, rctOutput, fromKeyPair, r);
if (tx == null)
{
throw new InvalidOperationException("Anchor is not correct");
}
}
Helper.SignAndShowInformation(tx);
}
#endregion
#region T -> S
else if (fromAddrVersion == Wallet.AddressVersion && toAddrVersion == Wallet.StealthAddressVersion)
{
tx = new RingConfidentialTransaction();
List <TransactionAttribute> attributes = new List <TransactionAttribute>();
tx.Attributes = attributes.ToArray();
if (tx is RingConfidentialTransaction rtx)
{
List <RCTransactionOutput> rctOutput = new List <RCTransactionOutput>();
byte[] r = SchnorrNonLinkable.GenerateRandomScalar();
Pure.Cryptography.ECC.ECPoint R = Pure.Cryptography.ECC.ECCurve.Secp256r1.G * r;
Pure.Wallets.StealthKey.StealthPubKeys outPubKey = Wallet.ToStealthKeyPair(toAddress).ToStelathPubKeys();
RCTransactionOutput output = new RCTransactionOutput
{
AssetId = (UInt256)asset.AssetId,
PubKey = Pure.Cryptography.ECC.ECPoint.DecodePoint(outPubKey.GenPaymentPubKeyHash(r), Pure.Cryptography.ECC.ECCurve.Secp256r1),
Value = amount,
ScriptHash = Pure.SmartContract.Contract.CreateRingSignatureRedeemScript(outPubKey.PayloadPubKey, outPubKey.ViewPubKey).ToScriptHash()
};
rctOutput.Add(output);
tx = Constant.CurrentWallet.MakeRCTransaction(rtx, fromAddress, rctOutput, null, r);
if (tx == null)
{
throw new InvalidOperationException("Anchor is not correct");
}
}
Helper.SignAndShowInformation(tx);
}
#endregion
#region S -> T
else if (fromAddrVersion == Wallet.StealthAddressVersion && toAddrVersion == Wallet.AddressVersion)
{
List <TransactionAttribute> attributes = new List <TransactionAttribute>();
tx = new RingConfidentialTransaction();
tx.Attributes = attributes.ToArray();
if (tx is RingConfidentialTransaction ctx)
{
List <RCTransactionOutput> rctOutput = new List <RCTransactionOutput>();
Pure.Wallets.StealthKey.StealthKeyPair fromKeyPair = null;
foreach (KeyPairBase key in Constant.CurrentWallet.GetKeys())
{
if (key is Pure.Wallets.StealthKey.StealthKeyPair rctKey)
{
if (Wallet.ToStealthAddress(rctKey) == fromAddress)
{
fromKeyPair = rctKey;
}
}
}
if (fromKeyPair == null)
{
throw new InvalidOperationException("From key is not exist.");
}
byte[] r = SchnorrNonLinkable.GenerateRandomScalar();
Pure.Cryptography.ECC.ECPoint R = Pure.Cryptography.ECC.ECCurve.Secp256r1.G * r;
ctx.Scripts = new Witness[0];
TransactionOutput outPut = new TransactionOutput();
outPut.ScriptHash = Wallet.ToScriptHash(toAddress);
outPut.Value = amount;
outPut.AssetId = (UInt256)asset.AssetId;
tx.Outputs = new TransactionOutput[1];
tx.Outputs[0] = outPut;
tx = Constant.CurrentWallet.MakeRCTransaction(ctx, fromAddress, rctOutput, fromKeyPair, r);
if (tx == null)
{
throw new InvalidOperationException("Anchor is not correct");
}
}
Helper.SignAndShowInformation(tx);
}
#endregion
}