/* * This file is part of the MicroPython project, http://micropython.org/ * * The MIT License (MIT) * * Copyright (c) 2019 Dan Halbert for Adafruit Industries * Copyright (c) 2018 Artur Pacholec * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include #include #include "py/objproperty.h" #include "py/objstr.h" #include "py/runtime.h" #include "shared-bindings/_bleio/Address.h" #include "shared-module/_bleio/Address.h" //| class Address: //| """Encapsulates the address of a BLE device.""" //| //| def __init__(self, address: ReadableBuffer, address_type: int) -> None: //| """Create a new Address object encapsulating the address value. //| The value itself can be one of: //| //| :param ~circuitpython_typing.ReadableBuffer address: The address value to encapsulate. A buffer object (bytearray, bytes) of 6 bytes. //| :param int address_type: one of the integer values: `PUBLIC`, `RANDOM_STATIC`, //| `RANDOM_PRIVATE_RESOLVABLE`, or `RANDOM_PRIVATE_NON_RESOLVABLE`.""" //| ... STATIC mp_obj_t bleio_address_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) { enum { ARG_address, ARG_address_type }; static const mp_arg_t allowed_args[] = { { MP_QSTR_address, MP_ARG_OBJ | MP_ARG_REQUIRED }, { MP_QSTR_address_type, MP_ARG_INT, {.u_int = BLEIO_ADDRESS_TYPE_PUBLIC } }, }; mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)]; mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args); bleio_address_obj_t *self = mp_obj_malloc(bleio_address_obj_t, &bleio_address_type); const mp_obj_t address = args[ARG_address].u_obj; mp_buffer_info_t buf_info; mp_get_buffer_raise(address, &buf_info, MP_BUFFER_READ); if (buf_info.len != NUM_BLEIO_ADDRESS_BYTES) { mp_raise_ValueError_varg(MP_ERROR_TEXT("Address must be %d bytes long"), NUM_BLEIO_ADDRESS_BYTES); } const mp_int_t address_type = args[ARG_address_type].u_int; if (address_type < BLEIO_ADDRESS_TYPE_MIN || address_type > BLEIO_ADDRESS_TYPE_MAX) { mp_arg_error_invalid(MP_QSTR_address_type); } common_hal_bleio_address_construct(self, buf_info.buf, address_type); return MP_OBJ_FROM_PTR(self); } //| address_bytes: bytes //| """The bytes that make up the device address (read-only). //| //| Note that the ``bytes`` object returned is in little-endian order: //| The least significant byte is ``address_bytes[0]``. So the address will //| appear to be reversed if you print the raw ``bytes`` object. If you print //| or use `str()` on the :py:class:`~_bleio.Attribute` object itself, the address will be printed //| in the expected order. For example: //| //| .. code-block:: python //| //| >>> import _bleio //| >>> _bleio.adapter.address //|
//| >>> _bleio.adapter.address.address_bytes //| b'5\\xa8\\xed\\xf5\\x1d\\xc8'""" STATIC mp_obj_t bleio_address_get_address_bytes(mp_obj_t self_in) { bleio_address_obj_t *self = MP_OBJ_TO_PTR(self_in); return common_hal_bleio_address_get_address_bytes(self); } MP_DEFINE_CONST_FUN_OBJ_1(bleio_address_get_address_bytes_obj, bleio_address_get_address_bytes); MP_PROPERTY_GETTER(bleio_address_address_bytes_obj, (mp_obj_t)&bleio_address_get_address_bytes_obj); //| type: int //| """The address type (read-only). //| //| One of the integer values: `PUBLIC`, `RANDOM_STATIC`, `RANDOM_PRIVATE_RESOLVABLE`, //| or `RANDOM_PRIVATE_NON_RESOLVABLE`.""" STATIC mp_obj_t bleio_address_get_type(mp_obj_t self_in) { bleio_address_obj_t *self = MP_OBJ_TO_PTR(self_in); return MP_OBJ_NEW_SMALL_INT(common_hal_bleio_address_get_type(self)); } MP_DEFINE_CONST_FUN_OBJ_1(bleio_address_get_type_obj, bleio_address_get_type); MP_PROPERTY_GETTER(bleio_address_type_obj, (mp_obj_t)&bleio_address_get_type_obj); //| def __eq__(self, other: object) -> bool: //| """Two Address objects are equal if their addresses and address types are equal.""" //| ... STATIC mp_obj_t bleio_address_binary_op(mp_binary_op_t op, mp_obj_t lhs_in, mp_obj_t rhs_in) { switch (op) { // Two Addresses are equal if their address bytes and address_type are equal case MP_BINARY_OP_EQUAL: if (mp_obj_is_type(rhs_in, &bleio_address_type)) { bleio_address_obj_t *lhs = MP_OBJ_TO_PTR(lhs_in); bleio_address_obj_t *rhs = MP_OBJ_TO_PTR(rhs_in); return mp_obj_new_bool( mp_obj_equal(common_hal_bleio_address_get_address_bytes(lhs), common_hal_bleio_address_get_address_bytes(rhs)) && common_hal_bleio_address_get_type(lhs) == common_hal_bleio_address_get_type(rhs)); } else { return mp_const_false; } default: return MP_OBJ_NULL; // op not supported } } //| def __hash__(self) -> int: //| """Returns a hash for the Address data.""" //| ... STATIC mp_obj_t bleio_address_unary_op(mp_unary_op_t op, mp_obj_t self_in) { switch (op) { // Two Addresses are equal if their address bytes and address_type are equal case MP_UNARY_OP_HASH: { mp_obj_t bytes = common_hal_bleio_address_get_address_bytes(MP_OBJ_TO_PTR(self_in)); GET_STR_HASH(bytes, h); if (h == 0) { GET_STR_DATA_LEN(bytes, data, len); h = qstr_compute_hash(data, len); } h ^= common_hal_bleio_address_get_type(MP_OBJ_TO_PTR(self_in)); return MP_OBJ_NEW_SMALL_INT(h); } default: return MP_OBJ_NULL; // op not supported } } STATIC void bleio_address_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) { bleio_address_obj_t *self = MP_OBJ_TO_PTR(self_in); mp_buffer_info_t buf_info; mp_obj_t address_bytes = common_hal_bleio_address_get_address_bytes(self); mp_get_buffer_raise(address_bytes, &buf_info, MP_BUFFER_READ); const uint8_t *buf = (uint8_t *)buf_info.buf; mp_printf(print, "
", buf[5], buf[4], buf[3], buf[2], buf[1], buf[0]); } //| PUBLIC: int //| """A publicly known address, with a company ID (high 24 bits)and company-assigned part (low 24 bits).""" //| //| RANDOM_STATIC: int //| """A randomly generated address that does not change often. It may never change or may change after //| a power cycle.""" //| //| RANDOM_PRIVATE_RESOLVABLE: int //| """An address that is usable when the peer knows the other device's secret Identity Resolving Key (IRK).""" //| //| RANDOM_PRIVATE_NON_RESOLVABLE: int //| """A randomly generated address that changes on every connection.""" //| STATIC const mp_rom_map_elem_t bleio_address_locals_dict_table[] = { { MP_ROM_QSTR(MP_QSTR_address_bytes), MP_ROM_PTR(&bleio_address_address_bytes_obj) }, { MP_ROM_QSTR(MP_QSTR_type), MP_ROM_PTR(&bleio_address_type_obj) }, // These match the BLE_GAP_ADDR_TYPES values used by the nRF library. { MP_ROM_QSTR(MP_QSTR_PUBLIC), MP_ROM_INT(0) }, { MP_ROM_QSTR(MP_QSTR_RANDOM_STATIC), MP_ROM_INT(1) }, { MP_ROM_QSTR(MP_QSTR_RANDOM_PRIVATE_RESOLVABLE), MP_ROM_INT(2) }, { MP_ROM_QSTR(MP_QSTR_RANDOM_PRIVATE_NON_RESOLVABLE), MP_ROM_INT(3) }, }; STATIC MP_DEFINE_CONST_DICT(bleio_address_locals_dict, bleio_address_locals_dict_table); MP_DEFINE_CONST_OBJ_TYPE( bleio_address_type, MP_QSTR_Address, MP_TYPE_FLAG_HAS_SPECIAL_ACCESSORS, make_new, bleio_address_make_new, print, bleio_address_print, locals_dict, &bleio_address_locals_dict, unary_op, bleio_address_unary_op, binary_op, bleio_address_binary_op );