From 242b80c63ffff022172755da35fb4767d5f837c2 Mon Sep 17 00:00:00 2001 From: Ryan Date: Mon, 30 Jan 2023 18:47:50 +1100 Subject: Move MIDI code out of tmk_core (#19704) --- quantum/midi/bytequeue/bytequeue.h | 55 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 quantum/midi/bytequeue/bytequeue.h (limited to 'quantum/midi/bytequeue/bytequeue.h') diff --git a/quantum/midi/bytequeue/bytequeue.h b/quantum/midi/bytequeue/bytequeue.h new file mode 100644 index 0000000000..29d15abbd3 --- /dev/null +++ b/quantum/midi/bytequeue/bytequeue.h @@ -0,0 +1,55 @@ +// this is a single reader [maybe multiple writer?] byte queue +// Copyright 2008 Alex Norman +// writen by Alex Norman +// +// This file is part of avr-bytequeue. +// +// avr-bytequeue is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +//(at your option) any later version. +// +// avr-bytequeue is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with avr-bytequeue. If not, see . + +#pragma once + +#ifdef __cplusplus +extern "C" { +#endif + +#include +#include + +typedef uint8_t byteQueueIndex_t; + +typedef struct { + byteQueueIndex_t start; + byteQueueIndex_t end; + byteQueueIndex_t length; + uint8_t* data; +} byteQueue_t; + +// you must have a queue, an array of data which the queue will use, and the length of that array +void bytequeue_init(byteQueue_t* queue, uint8_t* dataArray, byteQueueIndex_t arrayLen); + +// add an item to the queue, returns false if the queue is full +bool bytequeue_enqueue(byteQueue_t* queue, uint8_t item); + +// get the length of the queue +byteQueueIndex_t bytequeue_length(byteQueue_t* queue); + +// this grabs data at the index given [starting at queue->start] +uint8_t bytequeue_get(byteQueue_t* queue, byteQueueIndex_t index); + +// update the index in the queue to reflect data that has been dealt with +void bytequeue_remove(byteQueue_t* queue, byteQueueIndex_t numToRemove); + +#ifdef __cplusplus +} +#endif -- cgit v1.2.3