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ftdi_transfer: console: add stdin forwarding

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This commit is contained in:
Zack Buhman 2025-09-03 13:23:03 -05:00
parent 8ce3f8bdc9
commit 1384df407d
1 changed files with 22 additions and 0 deletions
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22
tools/ftdi_transfer.cpp
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@ -9,6 +9,8 @@
#include <math.h>
#include <errno.h>
#include <unistd.h>
#include <fcntl.h>
#include <termios.h>
#include <ftdi.h>
#include <libusb.h>
@ -612,7 +614,27 @@ void do_console(struct ftdi_context * ftdi)
uint8_t read_buf[ftdi->readbuffer_chunksize];
int status = fcntl(STDIN_FILENO, F_GETFL);
assert(status >= 0);
fcntl(STDIN_FILENO, F_SETFL, status | O_NONBLOCK);
struct termios tio;
tcgetattr(STDIN_FILENO, &tio);
tio.c_lflag &= (~ICANON) & (~ECHO);
tcsetattr(STDIN_FILENO, TCSANOW, &tio);
uint8_t buf[64];
while (1) {
int read_length = read(STDIN_FILENO, buf, (sizeof (buf)));
if (read_length > 0) {
res = ftdi_write_data(ftdi, buf, read_length);
assert(res == read_length);
}
res = ftdi_read_data(ftdi, read_buf, ftdi->readbuffer_chunksize);
if (res < 0) {
fprintf(stderr, "ftdi_read_data: %s\n", ftdi_get_error_string(ftdi));