flipperzero-firmware/firmware/targets/furi-hal-include/furi-hal-vcp.h
あく 89a6c09a7a
[FL-1906] Documentation: add Doxyfile, prepare sources for doxygen. (#741)
* Documentation: add Doxyfile, prepare sources for doxygen.

* Update ReadMe and remove obsolete CLA

* Add contribution guide

* Contributing: update text

* Correct spelling
2021-10-03 13:36:05 +03:00

50 lines
1.1 KiB
C

/**
* @file furi-hal-vcp.h
* VCP HAL API
*/
#pragma once
#include <stdbool.h>
#include <stdint.h>
#include <string.h>
#ifdef __cplusplus
extern "C" {
#endif
/** Init VCP HAL Allocates ring buffer and initializes state
*/
void furi_hal_vcp_init();
/** Recieve data from VCP Waits till some data arrives, never returns 0
*
* @param buffer pointer to buffer
* @param size buffer size
*
* @return items copied in buffer, 0 if channel closed
*/
size_t furi_hal_vcp_rx(uint8_t* buffer, size_t size);
/** Recieve data from VCP with timeout Waits till some data arrives during
* timeout
*
* @param buffer pointer to buffer
* @param size buffer size
* @param timeout rx timeout in ms
*
* @return items copied in buffer, 0 if channel closed or timeout occurs
*/
size_t furi_hal_vcp_rx_with_timeout(uint8_t* buffer, size_t size, uint32_t timeout);
/** Transmit data to VCP
*
* @param buffer pointer to buffer
* @param size buffer size
*/
void furi_hal_vcp_tx(const uint8_t* buffer, size_t size);
#ifdef __cplusplus
}
#endif