/*******************************************************************************
 * Trace Recorder Library for Tracealyzer v4.1.5
 * Percepio AB, www.percepio.com
 *
 * trcStreamingPort.h
 *
 * The interface definitions for trace streaming ("stream ports").
 * This "stream port" sets up the recorder to use USB CDC as streaming channel.
 * The example is for STM32 using STM32Cube.
 *
 * Terms of Use
 * This file is part of the trace recorder library (RECORDER), which is the 
 * intellectual property of Percepio AB (PERCEPIO) and provided under a
 * license as follows.
 * The RECORDER may be used free of charge for the purpose of recording data
 * intended for analysis in PERCEPIO products. It may not be used or modified
 * for other purposes without explicit permission from PERCEPIO.
 * You may distribute the RECORDER in its original source code form, assuming
 * this text (terms of use, disclaimer, copyright notice) is unchanged. You are
 * allowed to distribute the RECORDER with minor modifications intended for
 * configuration or porting of the RECORDER, e.g., to allow using it on a 
 * specific processor, processor family or with a specific communication
 * interface. Any such modifications should be documented directly below
 * this comment block.  
 *
 * Disclaimer
 * The RECORDER is being delivered to you AS IS and PERCEPIO makes no warranty
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 * Tabs are used for indent in this file (1 tab = 4 spaces)
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 * Copyright Percepio AB, 2018.
 * www.percepio.com
 ******************************************************************************/

#ifndef TRC_STREAMING_PORT_H
#define TRC_STREAMING_PORT_H

#ifdef __cplusplus
extern "C" {
#endif

/* Include files as needed, in this case it is files from STM32Cube FW_F7 V1.4.1 */
#include "usb_device.h"
#include "usbd_cdc.h"
#include "usbd_CDC_if.h"
#include "usb_device.h"

/* Tested on STM32 devices using Keil/CMSIS USB stack */

extern USBD_CDC_ItfTypeDef  USBD_Interface_fops_FS;

uint8_t CDC_Transmit_FS(uint8_t* Buf, uint16_t Len);

int32_t trcCDCReceive(void *data, uint32_t size, int32_t* NumBytes);

int32_t trcCDCTransmit(void* data, uint32_t size, int32_t * noOfBytesSent );

#define TRC_STREAM_PORT_INIT() \
        MX_USB_DEVICE_Init(); \
        TRC_STREAM_PORT_MALLOC(); /*Dynamic allocation or empty if static */

#define TRC_STREAM_PORT_READ_DATA(_ptrData, _size, _ptrBytesRead) trcCDCReceive(_ptrData, _size, _ptrBytesRead)

#define TRC_STREAM_PORT_WRITE_DATA(_ptrData, _size, _ptrBytesSent) trcCDCTransmit(_ptrData, _size, _ptrBytesSent)


#ifdef __cplusplus
}
#endif

#endif /* TRC_STREAMING_PORT_H */