コード例 #1
0
ファイル: main.py プロジェクト: moritzwietersheim/specter-diy
def parse_transaction(b64_tx, success_callback=None, error_callback=None):
    # we will go to main afterwards
    show_main()
    try:
        raw = a2b_base64(b64_tx)
        tx = psbt.PSBT.parse(raw)
    except:
        gui.error("Failed at transaction parsing")
        if error_callback is not None:
            error_callback("invalid argument")
        return
    # blue wallet trick - if the fingerprint is 0 we use our fingerprint
    for scope in [tx.inputs, tx.outputs]:
        for el in scope:
            for der in el.bip32_derivations:
                if el.bip32_derivations[
                        der].fingerprint == b'\x00\x00\x00\x00':
                    el.bip32_derivations[
                        der].fingerprint = keystore.fingerprint
    try:
        data = keystore.check_psbt(tx)
    except Exception as e:
        gui.error("Problem with the transaction: %r" % e)
        if error_callback is not None:
            error_callback("invalid argument")
        return
    title = "Spending %u\nfrom %s" % (data["spending"], data["wallet"].name)
    popups.prompt_tx(title,
                     data,
                     ok=cb_with_args(sign_psbt,
                                     wallet=data["wallet"],
                                     tx=tx,
                                     success_callback=success_callback),
                     cancel=cb_with_args(error_callback, "user cancel"))
コード例 #2
0
def parse_transaction(b64_tx, success_callback=None, error_callback=None):
    # we will go to main afterwards
    show_main()
    try:
        raw = a2b_base64(b64_tx)
        tx = psbt.PSBT.parse(raw)
    except:
        gui.error("Failed at transaction parsing")
        if error_callback is not None:
            error_callback("invalid argument")
        return
    # blue wallet trick - if the fingerprint is 0 we use our fingerprint
    for scope in [tx.inputs, tx.outputs]:
        for el in scope:
            for der in el.bip32_derivations:
                if el.bip32_derivations[der].fingerprint == b'\x00\x00\x00\x00':
                    el.bip32_derivations[der].fingerprint = keystore.fingerprint
    try:
        data = keystore.check_psbt(tx)
    except Exception as e:
        gui.error("Problem with the transaction: %r" % e)
        if error_callback is not None:
            error_callback("invalid argument")
        return

    # check for address gap limit
    gap_limit = False
    w = data["wallet"]
    wallet_key = b"\xfc\xca\x01" + data["wallet"].fingerprint
    for el in tx.inputs + tx.outputs:
        if el.bip32_derivations:
            # full PSBT
            for der in el.bip32_derivations:
                drv = el.bip32_derivations[der].derivation
                if drv[-1] > w.gap_limit + (w.last_chg_idx if drv[-2] else w.last_rcv_idx):
                    gap_limit = True
        elif wallet_key in el.unknown:
            # compressed PSBT
            idxs = el.unknown[wallet_key]
            chg = int.from_bytes(idxs[0:4], 'little')
            idx = int.from_bytes(idxs[4:8], 'little')
            if idx > w.gap_limit + (w.last_chg_idx if chg else w.last_rcv_idx):
                gap_limit = True
    if gap_limit:
        data["warning"] = ("#ff0000 Possible gap limit exceeded with some#\n"
                           "#ff0000 addresses. Your funds may get locked. #\n "
                           "#ff0000 Proceed at your own risk!#")

    title = "Spending %u\nfrom %s" % (data["spending"], data["wallet"].name)
    popups.prompt_tx(title, data,
        ok=cb_with_args(sign_psbt, wallet=data["wallet"], tx=tx, success_callback=success_callback),
        cancel=cb_with_args(error_callback, "user cancel")
    )
コード例 #3
0
def parse_new_wallet(s):
    show_main()
    gui.update(30)

    # wallet format:
    # name&descriptor
    arr = s.split("&")
    if len(arr) != 2:
        gui.error("Invalid wallet format")
        return
    w = keystore.check_new_wallet(*arr)
    keys_str = []
    for key in w.keys:
        k = ("%r" % key).replace("]", "]\n")
        if keystore.owns_key(key):
            keys_str.append("#7ED321 My key: # %s" % k)
        else:
            keys_str.append("#F5A623 External key: # %s" % k)
    keys = "\n\n".join(keys_str)
    if w.script_type not in SUPPORTED_SCRIPTS.keys():
        raise ValueError("Script type \"%s\" is not supported" % w.script_type)
    sc = w.script_type
    msg = "Policy: %s\nScript: %s\n%s\n\n%s" % (w.policy, SUPPORTED_SCRIPTS[w.script_type], sc, keys)

    scr = popups.prompt("Add wallet \"%s\"?" % arr[0], msg, ok=cb_with_args(new_wallet_confirm, name=arr[0], descriptor=arr[1]))
    scr.message.set_recolor(True)
コード例 #4
0
def settings_menu():
    gui.create_menu(buttons=[
        ("Show recovery phrase", show_mnemonic),
        ("Save key to memory", save_entropy),
        ("Delete key from memory", delete_entropy),
        ("Security settings", 
            cb_with_args(popups.show_settings, 
                         {"usb": USB_ENABLED, "developer": DEV_ENABLED}, 
                         save_settings)),
        ], cb_back=show_main,title="Careful. Think twice.")
コード例 #5
0
    def __init__(self, title, message, note=None):
        super().__init__()
        self.title = add_label(title, scr=self, style="title")
        obj = self.title
        if note is not None:
            self.note = add_label(note, scr=self, style="hint")
            self.note.align(self.title, lv.ALIGN.OUT_BOTTOM_MID, 0, 5)
            obj = self.note
        self.page = lv.page(self)
        self.page.set_size(480, 600)
        self.message = add_label(message, scr=self.page)
        self.page.align(obj, lv.ALIGN.OUT_BOTTOM_MID, 0, 0)

        (self.close_button, self.again_button) = add_button_pair(
            lv.SYMBOL.LEFT + " Back",
            on_release(cb_with_args(self.set_value, False)),
            "Roll again",
            on_release(cb_with_args(self.set_value, True)),
            scr=self,
        )
コード例 #6
0
def confirm_new_wallet(s):
    show_main()
    gui.update(30)
    # wallet format:
    # name&descriptor
    arr = s.split("&")
    if len(arr) != 2:
        gui.error("Invalid wallet format")
        return
    try:
        keystore.check_new_wallet(*arr)
    except Exception as e:
        gui.error("%r" % e)
        return
    popups.prompt("Add wallet \"%s\"?" % arr[0], arr[1], ok=cb_with_args(new_wallet_confirm, name=arr[0], descriptor=arr[1]))
コード例 #7
0
    def __init__(self, title, message, note=None):
        super().__init__()
        self.title = add_label(title, scr=self, style="title")
        obj = self.title
        if note is not None:
            self.note = add_label(note, scr=self, style="hint")
            self.note.align(self.title, lv.ALIGN.OUT_BOTTOM_MID, 0, 5)
            obj = self.note
        self.page = lv.page(self)
        self.page.set_size(480, 600)
        self.message = add_label(message, scr=self.page)
        self.page.align(obj, lv.ALIGN.OUT_BOTTOM_MID, 0, -10)

        self.pips_1 = add_button("1",
                                 on_release(
                                     cb_with_args(self.set_value,
                                                  DICE_ROLLED_1)),
                                 scr=self)
        self.pips_1.set_width(130)
        self.pips_1.align(self.page, lv.ALIGN.OUT_LEFT_MID, 20, 20)
        self.pips_1.set_x(100)

        self.pips_2 = add_button("2",
                                 on_release(
                                     cb_with_args(self.set_value,
                                                  DICE_ROLLED_2)),
                                 scr=self)
        self.pips_2.set_width(130)
        self.pips_2.align(self.page, lv.ALIGN.OUT_RIGHT_MID, 20, 20)
        self.pips_2.set_x(HOR_RES - 230)

        self.pips_3 = add_button("3",
                                 on_release(
                                     cb_with_args(self.set_value,
                                                  DICE_ROLLED_3)),
                                 scr=self)
        self.pips_3.set_width(130)
        self.pips_3.align(self.page, lv.ALIGN.OUT_LEFT_MID, -20, 110)
        self.pips_3.set_x(100)

        self.pips_4 = add_button(u"4",
                                 on_release(
                                     cb_with_args(self.set_value,
                                                  DICE_ROLLED_4)),
                                 scr=self)
        self.pips_4.set_width(130)
        self.pips_4.align(self.page, lv.ALIGN.OUT_RIGHT_MID, 20, 110)
        self.pips_4.set_x(HOR_RES - 230)

        self.pips_5 = add_button("5",
                                 on_release(
                                     cb_with_args(self.set_value,
                                                  DICE_ROLLED_5)),
                                 scr=self)
        self.pips_5.set_width(130)
        self.pips_5.align(self.page, lv.ALIGN.OUT_LEFT_MID, -20, 200)
        self.pips_5.set_x(100)

        self.pips_6 = add_button("6",
                                 on_release(
                                     cb_with_args(self.set_value,
                                                  DICE_ROLLED_6)),
                                 scr=self)
        self.pips_6.set_width(130)
        self.pips_6.align(self.page, lv.ALIGN.OUT_RIGHT_MID, 20, 200)
        self.pips_6.set_x(HOR_RES - 230)

        (self.close_button, self.again_button) = add_button_pair(
            lv.SYMBOL.LEFT + " Back",
            on_release(cb_with_args(self.set_value, BACK)),
            "TODO: Use this seed",
            on_release(cb_with_args(self.set_value, USE_SEED)),
            scr=self,
        )