Ejemplo n.º 1
0
    def data(self, index, role=Qt.DisplayRole):
        if not index.isValid():
            return None

        if role not in [Qt.DisplayRole, Qt.ToolTipRole, Qt.EditRole]:
            return None

        data = None
        c = index.column()
        if c == 0:
            if self.utxo_script:
                data = self.utxo_script.get_human()
        elif c == 1:
            if self.tx:
                data = b2x(self.tx.serialize())
        elif c == 2:
            data = self.inIdx
        elif c == 3:
            data = sighash_types_by_value[self.sighash_type]
        elif c == 4:
            if role == Qt.CheckStateRole:
                data = Qt.Checked if self.anyone_can_pay else Qt.Unchecked
            else:
                data = self.anyone_can_pay
        elif c == self.SigHashName:
            data = sig_hash_name(self.sighash_type
                                 | SIGHASH_ANYONECANPAY if self.
                                 anyone_can_pay else self.sighash_type)
        elif c == self.SigHashExplanation:
            data = sig_hash_explanation(self.sighash_type
                                        | SIGHASH_ANYONECANPAY if self.
                                        anyone_can_pay else self.sighash_type)

        return data
Ejemplo n.º 2
0
    def data(self, index, role = Qt.DisplayRole):
        if not index.isValid():
            return None

        if role not in [Qt.DisplayRole, Qt.ToolTipRole, Qt.EditRole]:
            return None

        data = None
        c = index.column()
        if c == 0:
            if self.utxo_script:
                data = self.utxo_script.get_human()
        elif c == 1:
            if self.tx:
                data = b2x(self.tx.serialize())
        elif c == 2:
            data = self.inIdx
        elif c == 3:
            data = sighash_types_by_value[self.sighash_type]
        elif c == 4:
            if role == Qt.CheckStateRole:
                data = Qt.Checked if self.anyone_can_pay else Qt.Unchecked
            else:
                data = self.anyone_can_pay
        elif c == self.SigHashName:
            data = sig_hash_name(self.sighash_type | SIGHASH_ANYONECANPAY if self.anyone_can_pay else self.sighash_type)
        elif c == self.SigHashExplanation:
            data = sig_hash_explanation(self.sighash_type | SIGHASH_ANYONECANPAY if self.anyone_can_pay else self.sighash_type)

        return data
Ejemplo n.º 3
0
    def sign_transaction(self):
        """Sign the transaction."""
        script, txTo, inIdx, hash_type = self.model.get_fields()
        if inIdx >= len(txTo.vin):
            self.set_result_message('Nonexistent input specified for signing.',
                                    error=True)
            return
        if not script:
            self.set_result_message('Invalid output script.', error=True)
            return
        privkey = self.get_private_key()
        if not privkey:
            self.set_result_message('Could not parse private key.', error=True)
            return
        sig_hash = chainparams.signature_hash(script, txTo, inIdx, hash_type)

        sig = privkey.sign(sig_hash)
        hash_type_hex = format_hex_string(hex(hash_type),
                                          with_prefix=False).decode('hex')
        sig = sig + hash_type_hex
        txTo.vin[inIdx].scriptSig = Script([sig, privkey.pub])

        if self.verify_script.isChecked():
            # Try verify
            try:
                VerifyScript(txTo.vin[inIdx].scriptSig, script, txTo, inIdx,
                             (SCRIPT_VERIFY_P2SH, ))
            except Exception as e:
                self.set_result_message('Error when verifying: %s' % str(e),
                                        error=True)
                return

        self.dock.deserialize_raw(b2x(txTo.serialize()))
        # Deserializing a tx clears the model, so re-populate.
        self.model.set_fields(script=script.get_human(),
                              inIdx=inIdx,
                              hashType=hash_type)
        self.set_result_message(
            'Successfully set scriptSig for input %d (SigHash type: %s).' %
            (inIdx, sig_hash_name(hash_type)))
Ejemplo n.º 4
0
    def data(self, index, role = Qt.DisplayRole):
        if not index.isValid():
            return None

        verified, hash_type = self.inputs[index.row()]
        c = index.column()
        data = None
        if c == 0:
            if role in [Qt.DisplayRole, Qt.EditRole]:
                data = str(index.row())
        elif c == 1:
            if role in [Qt.DisplayRole, Qt.ToolTipRole]:
                data = 'Verified' if verified else 'Unverified'
            elif role == Qt.EditRole:
                data = verified
        elif c == 2:
            if role in [Qt.DisplayRole, Qt.ToolTipRole]:
                data = sig_hash_name(hash_type)
            elif role == Qt.EditRole:
                data = hash_type

        return data
Ejemplo n.º 5
0
    def sign_transaction(self):
        """Sign the transaction."""
        script, txTo, inIdx, hash_type = self.model.get_fields()
        if inIdx >= len(txTo.vin):
            self.set_result_message('Nonexistent input specified for signing.', error=True)
            return
        if not script:
            self.set_result_message('Invalid output script.', error=True)
            return
        privkey = self.get_private_key()
        if not privkey:
            self.set_result_message('Could not parse private key.', error=True)
            return
        sig_hash = chainparams.signature_hash(script, txTo, inIdx, hash_type)

        sig = privkey.sign(sig_hash)
        hash_type_hex = format_hex_string(hex(hash_type), with_prefix=False).decode('hex')
        sig = sig + hash_type_hex
        txTo.vin[inIdx].scriptSig = Script([sig, privkey.pub])

        if self.verify_script.isChecked():
            # Try verify
            try:
                VerifyScript(txTo.vin[inIdx].scriptSig, script, txTo, inIdx, (SCRIPT_VERIFY_P2SH,))
            except Exception as e:
                self.set_result_message('Error when verifying: %s' % str(e), error=True)
                return

        self.dock.deserialize_raw(b2x(txTo.serialize()))
        # Deserializing a tx clears the model, so re-populate.
        self.model.set_fields(script=script.get_human(), inIdx=inIdx, hashType=hash_type)
        self.set_result_message('Successfully set scriptSig for input %d (SigHash type: %s).' % (inIdx, sig_hash_name(hash_type)))