kopia lustrzana https://github.com/OpenRTX/OpenRTX
69 wiersze
2.1 KiB
C++
69 wiersze
2.1 KiB
C++
/***************************************************************************
|
|
* Copyright (C) 2020, 2021 by Silvano Seva IU2KWO *
|
|
* *
|
|
* This program 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. *
|
|
* *
|
|
* This program 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 this program; if not, see <http://www.gnu.org/licenses/> *
|
|
***************************************************************************/
|
|
|
|
#include <stdio.h>
|
|
#include <reent.h>
|
|
#include "../drivers/usb_vcom.h"
|
|
#include "filesystem/file_access.h"
|
|
|
|
using namespace std;
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/**
|
|
* \internal
|
|
* _write_r, write to a file
|
|
*/
|
|
int _write_r(struct _reent *ptr, int fd, const void *buf, size_t cnt)
|
|
{
|
|
if(fd == STDOUT_FILENO || fd == STDERR_FILENO)
|
|
{
|
|
vcom_writeBlock(buf, cnt);
|
|
return cnt;
|
|
}
|
|
|
|
/* If fd is not stdout or stderr */
|
|
ptr->_errno = EBADF;
|
|
return -1;
|
|
}
|
|
|
|
/**
|
|
* \internal
|
|
* _read_r, read from a file.
|
|
*/
|
|
int _read_r(struct _reent *ptr, int fd, void *buf, size_t cnt)
|
|
{
|
|
if(fd == STDIN_FILENO)
|
|
{
|
|
for(;;)
|
|
{
|
|
ssize_t r = vcom_readBlock(buf, cnt);
|
|
if((r < 0) || (r == (ssize_t)(cnt))) return r;
|
|
}
|
|
}
|
|
|
|
/* If fd is not stdin */
|
|
ptr->_errno = EBADF;
|
|
return -1;
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|