hackrf/firmware/hackrf_usb/usb_api_operacake.c
Dominic Spill 8c7941b0ef Opera glasses: allow user specified ranges for operacake ports
- HackRF switches antenna when tuning
 - ports specified using hackrf_operacake cmdline tool
 hackrf_operacake -f 2350:2800:0 -f 0:400:1 -f 400:700:2 -f 700:6000:3
2017-05-16 17:18:54 -06:00

77 lines
2.5 KiB
C

/*
* Copyright 2016 Dominic Spill <dominicgs@gmail.com>
*
* This file is part of HackRF.
*
* 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 2, 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "usb_api_operacake.h"
#include "usb_queue.h"
#include <operacake.h>
usb_request_status_t usb_vendor_request_operacake_get_boards(
usb_endpoint_t* const endpoint, const usb_transfer_stage_t stage)
{
if (stage == USB_TRANSFER_STAGE_SETUP) {
usb_transfer_schedule_block(endpoint->in, operacake_boards, 8, NULL, NULL);
usb_transfer_schedule_ack(endpoint->out);
}
return USB_REQUEST_STATUS_OK;
}
usb_request_status_t usb_vendor_request_operacake_set_ports(
usb_endpoint_t* const endpoint, const usb_transfer_stage_t stage)
{
uint8_t address, port_a, port_b;
address = endpoint->setup.value & 0xFF;
port_a = endpoint->setup.index & 0xFF;
port_b = (endpoint->setup.index >> 8) & 0xFF;
if (stage == USB_TRANSFER_STAGE_SETUP) {
operacake_set_ports(address, port_a, port_b);
usb_transfer_schedule_ack(endpoint->in);
}
return USB_REQUEST_STATUS_OK;
}
static unsigned char data[MAX_OPERACAKE_RANGES * 5];
usb_request_status_t usb_vendor_request_operacake_set_ranges(
usb_endpoint_t* const endpoint, const usb_transfer_stage_t stage)
{
uint16_t i, freq_min, freq_max, num_ranges = 0;
uint8_t port;
if (stage == USB_TRANSFER_STAGE_SETUP) {
num_ranges = endpoint->setup.length / 5;
if((num_ranges == 0) || (num_ranges > MAX_OPERACAKE_RANGES)) {
return USB_REQUEST_STATUS_STALL;
}
usb_transfer_schedule_block(endpoint->out, &data,
endpoint->setup.length, NULL, NULL);
} else if (stage == USB_TRANSFER_STAGE_DATA) {
for(i=0; i<endpoint->setup.length; i+=5) {
freq_min = data[i] << 8 | data[i+1];
freq_max = data[i+2] << 8 | data[i+3];
port = data[i+4];
operacake_add_range(freq_min, freq_max, port);
}
usb_transfer_schedule_ack(endpoint->in);
}
return USB_REQUEST_STATUS_OK;
}