tinyusb/tinyusb/class/cdc/cdc_device.h

/**************************************************************************/
/*!
    @file     cdc_device.h
    @author   hathach (tinyusb.org)

    @section LICENSE

    Software License Agreement (BSD License)

    Copyright (c) 2013, hathach (tinyusb.org)
    All rights reserved.

    Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions are met:
    1. Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
    2. Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
    3. Neither the name of the copyright holders nor the
    names of its contributors may be used to endorse or promote products
    derived from this software without specific prior written permission.

    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
    EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
    WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
    DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
    (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
    ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    This file is part of the tinyusb stack.
*/
/**************************************************************************/

#ifndef _TUSB_CDC_DEVICE_H_
#define _TUSB_CDC_DEVICE_H_

#include "common/common.h"
#include "device/usbd.h"
#include "cdc.h"

#ifdef __cplusplus
 extern "C" {
#endif

/** \addtogroup CDC_Serial Serial
 *  @{
 *  \defgroup   CDC_Serial_Device Device
 *  @{ */

//--------------------------------------------------------------------+
// APPLICATION API (Multiple Ports)
//--------------------------------------------------------------------+
bool     tud_n_cdc_connected  (uint8_t port);
uint32_t tud_n_cdc_available  (uint8_t port);

int      tud_n_cdc_read_char  (uint8_t port);
uint32_t tud_n_cdc_read       (uint8_t port, void* buffer, uint32_t bufsize);

uint32_t tud_n_cdc_write_char (uint8_t port, char ch);
uint32_t tud_n_cdc_write      (uint8_t port, void const* buffer, uint32_t bufsize);

//--------------------------------------------------------------------+
// APPLICATION API (Single Port)
//--------------------------------------------------------------------+
static inline bool     tud_cdc_connected  (void)                                 { return tud_n_cdc_connected(0); }
static inline uint32_t tud_cdc_available  (void)                                 { return tud_n_cdc_available(0); }

static inline int      tud_cdc_read_char  (void)                                 { return tud_n_cdc_read_char(0); }
static inline uint32_t tud_cdc_read       (void* buffer, uint32_t bufsize)       { return tud_n_cdc_read(0, buffer, bufsize); }

static inline uint32_t tud_cdc_write_char (char ch)                              { return tud_n_cdc_write_char(0, ch); }
static inline uint32_t tud_cdc_write      (void const* buffer, uint32_t bufsize) { return tud_n_cdc_write(0, buffer, bufsize); }

//--------------------------------------------------------------------+
// APPLICATION CALLBACK API
//--------------------------------------------------------------------+
//void tud_cdc_line_coding_changed_cb(uint8_t port, cdc_line_coding_t* p_line_coding);
void tud_cdc_rx_cb(uint8_t port);

//--------------------------------------------------------------------+
// USBD-CLASS DRIVER API
//--------------------------------------------------------------------+
#ifdef _TINY_USB_SOURCE_FILE_

void cdcd_init(void);
tusb_error_t cdcd_open(uint8_t port, tusb_descriptor_interface_t const * p_interface_desc, uint16_t *p_length);
tusb_error_t cdcd_control_request_subtask(uint8_t port, tusb_control_request_t const * p_request);
tusb_error_t cdcd_xfer_cb(uint8_t port, uint8_t edpt_addr, tusb_event_t event, uint32_t xferred_bytes);
void cdcd_close(uint8_t port);

void cdcd_sof(uint8_t port);

#endif

#ifdef __cplusplus
 }
#endif

#endif /* _TUSB_CDC_DEVICE_H_ */

/** @} */
/** @} */