mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-25 07:48:10 +00:00
70 lines
2.6 KiB
C
70 lines
2.6 KiB
C
/*
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* This file is part of the TREZOR project, https://trezor.io/
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*
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* Copyright (c) SatoshiLabs
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "py/objstr.h"
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#include "embed/extmod/trezorobj.h"
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#include "nem.h"
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/// def validate_address(address: str, network: int) -> bool:
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/// '''
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/// Validate a NEM address
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/// '''
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STATIC mp_obj_t mod_trezorcrypto_nem_validate_address(mp_obj_t address, mp_obj_t network) {
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mp_buffer_info_t addr;
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mp_get_buffer_raise(address, &addr, MP_BUFFER_READ);
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uint32_t n = trezor_obj_get_uint(network);
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return mp_obj_new_bool(nem_validate_address(addr.buf, n));
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorcrypto_nem_validate_address_obj, mod_trezorcrypto_nem_validate_address);
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/// def compute_address(public_key: bytes, network: int) -> str:
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/// '''
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/// Compute a NEM address from a public key
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/// '''
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STATIC mp_obj_t mod_trezorcrypto_nem_compute_address(mp_obj_t public_key, mp_obj_t network) {
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mp_buffer_info_t p;
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mp_get_buffer_raise(public_key, &p, MP_BUFFER_READ);
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uint32_t n = trezor_obj_get_uint(network);
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char address[NEM_ADDRESS_SIZE + 1]; // + 1 for the 0 byte
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if (!nem_get_address(p.buf, n, address)) {
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mp_raise_ValueError("Failed to compute a NEM address from provided public key");
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}
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return mp_obj_new_str_of_type(&mp_type_str, (const uint8_t *)address, strlen(address));
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_trezorcrypto_nem_compute_address_obj, mod_trezorcrypto_nem_compute_address);
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// objects definition
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STATIC const mp_rom_map_elem_t mod_trezorcrypto_nem_globals_table[] = {
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{ MP_ROM_QSTR(MP_QSTR_validate_address), MP_ROM_PTR(&mod_trezorcrypto_nem_validate_address_obj) },
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{ MP_ROM_QSTR(MP_QSTR_compute_address), MP_ROM_PTR(&mod_trezorcrypto_nem_compute_address_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(mod_trezorcrypto_nem_globals, mod_trezorcrypto_nem_globals_table);
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// module definition
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STATIC const mp_obj_module_t mod_trezorcrypto_nem_module = {
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.base = { &mp_type_module },
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.globals = (mp_obj_dict_t*)&mod_trezorcrypto_nem_globals,
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};
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