231 lines
8.9 KiB
C
231 lines
8.9 KiB
C
/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2023 MicroDev
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "py/obj.h"
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#include "py/objproperty.h"
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#include "py/runtime.h"
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#include "bindings/espnow/Peer.h"
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#include "common-hal/espnow/__init__.h"
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//| class Peer:
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//| """A data class to store parameters specific to a peer."""
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//|
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//| def __init__(
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//| self,
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//| mac: bytes,
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//| *,
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//| lmk: Optional[bytes],
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//| channel: int = 0,
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//| interface: int = 0,
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//| encrypted: bool = False,
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//| ) -> None:
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//| """Construct a new peer object.
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//|
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//| :param bytes mac: The mac address of the peer.
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//| :param bytes lmk: The Local Master Key (lmk) of the peer.
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//| :param int channel: The peer's channel. Default: 0 ie. use the current channel.
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//| :param int interface: The WiFi interface to use. Default: 0 ie. STA.
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//| :param bool encrypted: Whether or not to use encryption.
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//| """
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//| ...
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STATIC mp_obj_t espnow_peer_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
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enum { ARG_mac, ARG_lmk, ARG_channel, ARG_interface, ARG_encrypted };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_mac, MP_ARG_OBJ | MP_ARG_REQUIRED },
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{ MP_QSTR_lmk, MP_ARG_OBJ | MP_ARG_KW_ONLY, { .u_obj = mp_const_none } },
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{ MP_QSTR_channel, MP_ARG_INT | MP_ARG_KW_ONLY, { .u_int = 0 } },
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{ MP_QSTR_interface, MP_ARG_INT | MP_ARG_KW_ONLY, { .u_int = 0 } },
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{ MP_QSTR_encrypted, MP_ARG_BOOL | MP_ARG_KW_ONLY, { .u_bool = false } },
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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espnow_peer_obj_t *self = mp_obj_malloc(espnow_peer_obj_t, &espnow_peer_type);
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self->peer_info = (esp_now_peer_info_t) {
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.channel = 0,
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.ifidx = WIFI_IF_STA,
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.encrypt = false
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};
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memcpy(self->peer_info.peer_addr, common_hal_espnow_get_bytes_len(args[ARG_mac].u_obj, ESP_NOW_ETH_ALEN), ESP_NOW_ETH_ALEN);
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self->peer_info.channel = mp_arg_validate_int_range(args[ARG_channel].u_int, 0, 14, MP_QSTR_channel);
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self->peer_info.ifidx = (wifi_interface_t)mp_arg_validate_int_range(args[ARG_interface].u_int, 0, 1, MP_QSTR_interface);
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self->peer_info.encrypt = args[ARG_encrypted].u_bool;
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self->lmk_set = false;
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const mp_obj_t lmk = args[ARG_lmk].u_obj;
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if (lmk != mp_const_none) {
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self->lmk_set = true;
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memcpy(self->peer_info.lmk, common_hal_espnow_get_bytes_len(lmk, ESP_NOW_KEY_LEN), ESP_NOW_KEY_LEN);
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} else if (self->peer_info.encrypt) {
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mp_raise_ValueError_varg(translate("%q is %q"), MP_QSTR_lmk, MP_QSTR_None);
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}
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return self;
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}
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//| mac: ReadableBuffer
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//| """The WiFi mac to use."""
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//|
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STATIC mp_obj_t espnow_peer_get_mac(const mp_obj_t self_in) {
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espnow_peer_obj_t *self = MP_OBJ_TO_PTR(self_in);
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return mp_obj_new_bytes(self->peer_info.peer_addr, MP_ARRAY_SIZE(self->peer_info.peer_addr));
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}
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MP_DEFINE_CONST_FUN_OBJ_1(espnow_peer_get_mac_obj, espnow_peer_get_mac);
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STATIC mp_obj_t espnow_peer_set_mac(const mp_obj_t self_in, const mp_obj_t value) {
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espnow_peer_obj_t *self = MP_OBJ_TO_PTR(self_in);
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memcpy(self->peer_info.peer_addr, common_hal_espnow_get_bytes_len(value, ESP_NOW_ETH_ALEN), ESP_NOW_ETH_ALEN);
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esp_now_mod_peer(&self->peer_info);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_2(espnow_peer_set_mac_obj, espnow_peer_set_mac);
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MP_PROPERTY_GETSET(espnow_peer_mac_obj,
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(mp_obj_t)&espnow_peer_get_mac_obj,
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(mp_obj_t)&espnow_peer_set_mac_obj);
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//| lmk: ReadableBuffer
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//| """The WiFi lmk to use."""
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//|
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STATIC mp_obj_t espnow_peer_get_lmk(const mp_obj_t self_in) {
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espnow_peer_obj_t *self = MP_OBJ_TO_PTR(self_in);
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return mp_obj_new_bytes(self->peer_info.lmk, MP_ARRAY_SIZE(self->peer_info.lmk));
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}
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MP_DEFINE_CONST_FUN_OBJ_1(espnow_peer_get_lmk_obj, espnow_peer_get_lmk);
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STATIC mp_obj_t espnow_peer_set_lmk(const mp_obj_t self_in, const mp_obj_t value) {
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espnow_peer_obj_t *self = MP_OBJ_TO_PTR(self_in);
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memcpy(self->peer_info.lmk, common_hal_espnow_get_bytes_len(value, ESP_NOW_KEY_LEN), ESP_NOW_KEY_LEN);
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esp_now_mod_peer(&self->peer_info);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_2(espnow_peer_set_lmk_obj, espnow_peer_set_lmk);
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MP_PROPERTY_GETSET(espnow_peer_lmk_obj,
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(mp_obj_t)&espnow_peer_get_lmk_obj,
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(mp_obj_t)&espnow_peer_set_lmk_obj);
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//| channel: int
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//| """The WiFi channel to use."""
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//|
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STATIC mp_obj_t espnow_peer_get_channel(const mp_obj_t self_in) {
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espnow_peer_obj_t *self = MP_OBJ_TO_PTR(self_in);
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return MP_OBJ_NEW_SMALL_INT(self->peer_info.channel);
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}
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MP_DEFINE_CONST_FUN_OBJ_1(espnow_peer_get_channel_obj, espnow_peer_get_channel);
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STATIC mp_obj_t espnow_peer_set_channel(const mp_obj_t self_in, const mp_obj_t value) {
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espnow_peer_obj_t *self = MP_OBJ_TO_PTR(self_in);
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self->peer_info.channel = mp_arg_validate_int_range(mp_obj_get_int(value), 0, 14, MP_QSTR_channel);
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esp_now_mod_peer(&self->peer_info);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_2(espnow_peer_set_channel_obj, espnow_peer_set_channel);
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MP_PROPERTY_GETSET(espnow_peer_channel_obj,
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(mp_obj_t)&espnow_peer_get_channel_obj,
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(mp_obj_t)&espnow_peer_set_channel_obj);
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//| interface: int
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//| """The WiFi interface to use."""
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//|
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STATIC mp_obj_t espnow_peer_get_interface(const mp_obj_t self_in) {
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espnow_peer_obj_t *self = MP_OBJ_TO_PTR(self_in);
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return MP_OBJ_NEW_SMALL_INT(self->peer_info.ifidx);
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}
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MP_DEFINE_CONST_FUN_OBJ_1(espnow_peer_get_interface_obj, espnow_peer_get_interface);
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STATIC mp_obj_t espnow_peer_set_interface(const mp_obj_t self_in, const mp_obj_t value) {
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espnow_peer_obj_t *self = MP_OBJ_TO_PTR(self_in);
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self->peer_info.ifidx = (wifi_interface_t)mp_arg_validate_int_range(mp_obj_get_int(value), 0, 1, MP_QSTR_interface);
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esp_now_mod_peer(&self->peer_info);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_2(espnow_peer_set_interface_obj, espnow_peer_set_interface);
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MP_PROPERTY_GETSET(espnow_peer_interface_obj,
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(mp_obj_t)&espnow_peer_get_interface_obj,
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(mp_obj_t)&espnow_peer_set_interface_obj);
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//| encrypted: bool
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//| """Whether or not to use encryption."""
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//|
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STATIC mp_obj_t espnow_peer_get_encrypted(const mp_obj_t self_in) {
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espnow_peer_obj_t *self = MP_OBJ_TO_PTR(self_in);
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return mp_obj_new_bool(self->peer_info.encrypt);
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}
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MP_DEFINE_CONST_FUN_OBJ_1(espnow_peer_get_encrypted_obj, espnow_peer_get_encrypted);
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STATIC mp_obj_t espnow_peer_set_encrypted(const mp_obj_t self_in, const mp_obj_t value) {
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espnow_peer_obj_t *self = MP_OBJ_TO_PTR(self_in);
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self->peer_info.encrypt = mp_obj_is_true(value);
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if (!self->lmk_set) {
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mp_raise_ValueError_varg(translate("%q is %q"), MP_QSTR_lmk, MP_QSTR_None);
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}
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esp_now_mod_peer(&self->peer_info);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_2(espnow_peer_set_encrypted_obj, espnow_peer_set_encrypted);
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MP_PROPERTY_GETSET(espnow_peer_encrypted_obj,
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(mp_obj_t)&espnow_peer_get_encrypted_obj,
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(mp_obj_t)&espnow_peer_set_encrypted_obj);
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STATIC const mp_rom_map_elem_t espnow_peer_locals_dict_table[] = {
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// Peer parameters
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{ MP_ROM_QSTR(MP_QSTR_mac), MP_ROM_PTR(&espnow_peer_mac_obj) },
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{ MP_ROM_QSTR(MP_QSTR_lmk), MP_ROM_PTR(&espnow_peer_lmk_obj) },
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{ MP_ROM_QSTR(MP_QSTR_channel), MP_ROM_PTR(&espnow_peer_channel_obj) },
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{ MP_ROM_QSTR(MP_QSTR_interface), MP_ROM_PTR(&espnow_peer_interface_obj) },
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{ MP_ROM_QSTR(MP_QSTR_encrypted), MP_ROM_PTR(&espnow_peer_encrypted_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(espnow_peer_locals_dict, espnow_peer_locals_dict_table);
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const mp_obj_type_t espnow_peer_type = {
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{ &mp_type_type },
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.name = MP_QSTR_Peer,
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.make_new = espnow_peer_make_new,
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.locals_dict = (mp_obj_t)&espnow_peer_locals_dict,
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};
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