Lines Matching defs:buffer
130 static ssize_t tty_usb_read(struct file *filep, char *buffer, size_t buflen);
131 static ssize_t tty_usb_write(struct file *filep, const char *buffer, size_t buflen);
555 /* reset jitter buffer */
1083 char buffer[128] = {0};
1089 length = read(tty_fd, buffer, 128);
1092 printf("%c", *(buffer + i));
1381 tty_usb_read(struct file *filep, char *buffer, size_t buflen)
1402 ret = usbd_copy_to_user(buffer, buflen, ucom_cons_rx_buf + ucom_cons_rx_low, fisrt_len);
1408 ret = usbd_copy_to_user(buffer + fisrt_len, (buflen - fisrt_len),
1417 ret = usbd_copy_to_user(buffer, buflen, ucom_cons_rx_buf + ucom_cons_rx_low, temp);
1440 tty_usb_write(struct file *filep, const char *buffer, size_t buflen)
1445 tx_data_copy_in(sc, (void *)buffer, buflen);