76 lines
2.8 KiB
C
76 lines
2.8 KiB
C
/*
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* This file is part of the MicroPython 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) 2018 Dan Halbert for Adafruit Industries
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* Copyright (c) 2018 Artur Pacholec
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* Copyright (c) 2016 Glenn Ruben Bakke
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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 <string.h>
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#include "py/runtime.h"
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#include "common-hal/_bleio/UUID.h"
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#include "shared-bindings/_bleio/__init__.h"
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#include "shared-bindings/_bleio/Adapter.h"
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// If uuid128 is NULL, this is a Bluetooth SIG 16-bit UUID.
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// If uuid128 is not NULL, it's a 128-bit (16-byte) UUID, with bytes 12 and 13 zero'd out, where
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// the 16-bit part goes. Those 16 bits are passed in uuid16.
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void common_hal_bleio_uuid_construct(bleio_uuid_obj_t *self, mp_int_t uuid16, const uint8_t uuid128[16]) {
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self->size = uuid128 == NULL ? 16 : 128;
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self->uuid16 = uuid16;
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if (uuid128) {
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memcpy(self->uuid128, uuid128, 16);
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self->uuid128[12] = uuid16 & 0xff;
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self->uuid128[13] = uuid16 >> 8;
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} else {
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memset(self->uuid128, 0, 16);
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}
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}
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uint32_t common_hal_bleio_uuid_get_size(bleio_uuid_obj_t *self) {
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return self->size;
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}
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uint32_t common_hal_bleio_uuid_get_uuid16(bleio_uuid_obj_t *self) {
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return self->uuid16;
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}
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void common_hal_bleio_uuid_get_uuid128(bleio_uuid_obj_t *self, uint8_t uuid128[16]) {
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memcpy(uuid128, self->uuid128, 16);
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}
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void common_hal_bleio_uuid_pack_into(bleio_uuid_obj_t *self, uint8_t *buf) {
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if (self->size == 16) {
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buf[0] = self->uuid16 & 0xff;
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buf[1] = self->uuid16 >> 8;
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} else {
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common_hal_bleio_uuid_get_uuid128(self, buf);
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}
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}
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// Return a uui16 only if this is a standard uuid. Otherwise return BLE_UUID_UNKNOWN.
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uint16_t bleio_uuid_get_uuid16_or_unknown(bleio_uuid_obj_t *uuid) {
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return uuid->size == 16 ? uuid->uuid16 : BLE_UUID_UNKNOWN;
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}
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