Examples with PSBT com.samourai.wallet.cahoots.psbt.PSBT used on opensource projects

Example 1 with PSBT

use of com.samourai.wallet.cahoots.psbt.PSBT in project samourai-wallet-android by Samourai-Wallet.

the class Cahoots method fromJSON.

public void fromJSON(JSONObject cObj) {
    try {
        JSONObject obj = null;
        if (cObj.has("cahoots")) {
            obj = cObj.getJSONObject("cahoots");
        }
        if (obj != null && obj.has("type") && obj.has("step") && obj.has("psbt") && obj.has("ts") && obj.has("id") && obj.has("version") && obj.has("spend_amount")) {
            if (obj.has("params") && obj.getString("params").equals("testnet")) {
                this.params = TestNet3Params.get();
            } else {
                this.params = MainNetParams.get();
            }
            this.version = obj.getInt("version");
            this.ts = obj.getLong("ts");
            this.strID = obj.getString("id");
            this.type = obj.getInt("type");
            this.step = obj.getInt("step");
            this.spendAmount = obj.getLong("spend_amount");
            this.feeAmount = obj.getLong("fee_amount");
            JSONArray _outpoints = obj.getJSONArray("outpoints");
            for (int i = 0; i < _outpoints.length(); i++) {
                JSONObject entry = _outpoints.getJSONObject(i);
                outpoints.put(entry.getString("outpoint"), entry.getLong("value"));
            }
            this.strDestination = obj.getString("dest");
            this.strCollabChange = obj.getString("collabChange");
            // this.strPayNymInit = obj.getString("paynym_init");
            if (obj.has("account")) {
                this.account = obj.getInt("account");
            } else {
                this.account = 0;
            }
            if (obj.has("cpty_account")) {
                this.cptyAccount = obj.getInt("cpty_account");
            } else {
                this.cptyAccount = 0;
            }
            if (obj.has("fingerprint")) {
                fingerprint = Hex.decode(obj.getString("fingerprint"));
            }
            if (obj.has("fingerprint_collab")) {
                fingerprintCollab = Hex.decode(obj.getString("fingerprint_collab"));
            }
            this.psbt = obj.getString("psbt").equals("") ? null : new PSBT(Z85.getInstance().decode(obj.getString("psbt")), params);
            if (this.psbt != null) {
                this.psbt.read();
            }
        }
    } catch (JSONException je) {
        je.printStackTrace();
    } catch (Exception e) {
    // throw new RuntimeException(e);
    }
}

Example 2 with PSBT

use of com.samourai.wallet.cahoots.psbt.PSBT in project samourai-wallet-android by Samourai-Wallet.

the class CahootsUtil method doPSBT.

public void doPSBT(final String strPSBT) {
    String msg = null;
    PSBT psbt = new PSBT(strPSBT, SamouraiWallet.getInstance().getCurrentNetworkParams());
    try {
        psbt.read();
        msg = psbt.dump();
    } catch (Exception e) {
        msg = e.getMessage();
    }
    final EditText edPSBT = new EditText(context);
    edPSBT.setSingleLine(false);
    edPSBT.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
    edPSBT.setLines(10);
    edPSBT.setHint(R.string.PSBT);
    edPSBT.setGravity(Gravity.START);
    TextWatcher textWatcher = new TextWatcher() {

        public void afterTextChanged(Editable s) {
            edPSBT.setSelection(0);
        }

        public void beforeTextChanged(CharSequence s, int start, int count, int after) {
            ;
        }

        public void onTextChanged(CharSequence s, int start, int before, int count) {
            ;
        }
    };
    edPSBT.addTextChangedListener(textWatcher);
    edPSBT.setText(msg);
    AlertDialog.Builder dlg = new AlertDialog.Builder(context).setTitle(R.string.app_name).setMessage(R.string.PSBT).setView(edPSBT).setCancelable(true).setPositiveButton(R.string.ok, new DialogInterface.OnClickListener() {

        public void onClick(DialogInterface dialog, int whichButton) {
            dialog.dismiss();
        }
    });
    if (!((Activity) context).isFinishing()) {
        dlg.show();
    }
}

Example 3 with PSBT

use of com.samourai.wallet.cahoots.psbt.PSBT in project samourai-wallet-android by Samourai-Wallet.

the class Stowaway method doStep1.

// 
// receiver
// 
public boolean doStep1(HashMap<_TransactionOutPoint, Triple<byte[], byte[], String>> inputs, HashMap<_TransactionOutput, Triple<byte[], byte[], String>> outputs) throws Exception {
    if (this.getStep() != 0 || this.getSpendAmount() == 0L) {
        return false;
    }
    if (this.getType() == Cahoots.CAHOOTS_STONEWALLx2 && outputs == null) {
        return false;
    }
    Transaction transaction = new Transaction(params);
    for (_TransactionOutPoint outpoint : inputs.keySet()) {
        TransactionInput input = new TransactionInput(params, null, new byte[0], outpoint, outpoint.getValue());
        Log.d("Stowaway", "input value:" + input.getValue().longValue());
        transaction.addInput(input);
        outpoints.put(outpoint.getTxHash().toString() + "-" + outpoint.getTxOutputN(), outpoint.getValue().longValue());
    }
    for (_TransactionOutput output : outputs.keySet()) {
        transaction.addOutput(output);
    }
    PSBT psbt = new PSBT(transaction);
    for (_TransactionOutPoint outpoint : inputs.keySet()) {
        Triple triple = inputs.get(outpoint);
        // input type 1
        SegwitAddress segwitAddress = new SegwitAddress((byte[]) triple.getLeft(), params);
        psbt.addInput(PSBT.PSBT_IN_WITNESS_UTXO, null, PSBT.writeSegwitInputUTXO(outpoint.getValue().longValue(), segwitAddress.segWitRedeemScript().getProgram()));
        // input type 6
        String[] s = ((String) triple.getRight()).split("/");
        psbt.addInput(PSBT.PSBT_IN_BIP32_DERIVATION, (byte[]) triple.getLeft(), PSBT.writeBIP32Derivation((byte[]) triple.getMiddle(), 84, params instanceof TestNet3Params ? 1 : 0, account, Integer.valueOf(s[1]), Integer.valueOf(s[2])));
    }
    for (_TransactionOutput output : outputs.keySet()) {
        Triple triple = outputs.get(output);
        // output type 2
        String[] s = ((String) triple.getRight()).split("/");
        psbt.addOutput(PSBT.PSBT_OUT_BIP32_DERIVATION, (byte[]) triple.getLeft(), PSBT.writeBIP32Derivation((byte[]) triple.getMiddle(), 84, params instanceof TestNet3Params ? 1 : 0, account, Integer.valueOf(s[1]), Integer.valueOf(s[2])));
    }
    this.psbt = psbt;
    Log.d("Stowaway", "input value:" + psbt.getTransaction().getInputs().get(0).getValue().longValue());
    this.setStep(1);
    return true;
}

Example 4 with PSBT

use of com.samourai.wallet.cahoots.psbt.PSBT in project samourai-wallet-android by Samourai-Wallet.

the class STONEWALLx2 method doStep1.

// 
// counterparty
// 
protected boolean doStep1(HashMap<_TransactionOutPoint, Triple<byte[], byte[], String>> inputs, HashMap<_TransactionOutput, Triple<byte[], byte[], String>> outputs) throws Exception {
    if (this.getStep() != 0 || this.getSpendAmount() == 0L) {
        return false;
    }
    if (this.getType() == Cahoots.CAHOOTS_STONEWALLx2 && outputs == null) {
        return false;
    }
    Transaction transaction = new Transaction(params);
    for (_TransactionOutPoint outpoint : inputs.keySet()) {
        TransactionInput input = new TransactionInput(params, null, new byte[0], outpoint, outpoint.getValue());
        transaction.addInput(input);
        outpoints.put(outpoint.getTxHash().toString() + "-" + outpoint.getTxOutputN(), outpoint.getValue().longValue());
    }
    for (_TransactionOutput output : outputs.keySet()) {
        transaction.addOutput(output);
    }
    PSBT psbt = new PSBT(transaction);
    for (_TransactionOutPoint outpoint : inputs.keySet()) {
        Triple triple = inputs.get(outpoint);
        // input type 1
        SegwitAddress segwitAddress = new SegwitAddress((byte[]) triple.getLeft(), params);
        psbt.addInput(PSBT.PSBT_IN_WITNESS_UTXO, null, PSBT.writeSegwitInputUTXO(outpoint.getValue().longValue(), segwitAddress.segWitRedeemScript().getProgram()));
        // input type 6
        String[] s = ((String) triple.getRight()).split("/");
        psbt.addInput(PSBT.PSBT_IN_BIP32_DERIVATION, (byte[]) triple.getLeft(), PSBT.writeBIP32Derivation((byte[]) triple.getMiddle(), 84, params instanceof TestNet3Params ? 1 : 0, cptyAccount, Integer.valueOf(s[1]), Integer.valueOf(s[2])));
    }
    for (_TransactionOutput output : outputs.keySet()) {
        Triple triple = outputs.get(output);
        // output type 2
        String[] s = ((String) triple.getRight()).split("/");
        psbt.addOutput(PSBT.PSBT_OUT_BIP32_DERIVATION, (byte[]) triple.getLeft(), PSBT.writeBIP32Derivation((byte[]) triple.getMiddle(), 84, params instanceof TestNet3Params ? 1 : 0, cptyAccount, Integer.valueOf(s[1]), Integer.valueOf(s[2])));
    }
    this.psbt = psbt;
    // Log.d("STONEWALLx2", "input value:" + psbt.getTransaction().getInputs().get(0).getValue().longValue());
    this.setStep(1);
    return true;
}