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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
*
* Copyright (C) 2017 Richard Hughes <richard@hughsie.com>
*
* Licensed under the GNU General Public License Version 2
*
* 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 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdlib.h>
#include "huey-device.h"
int
main (int argc, char *argv[])
{
g_autoptr(GError) error = NULL;
g_autoptr(GUsbContext) ctx = NULL;
g_autoptr(GUsbDevice) device = NULL;
/* check arguments */
if (argc != 2) {
g_printerr ("command required, e.g. status, eeprom, sample\n");
return EXIT_FAILURE;
}
/* find and open device */
ctx = g_usb_context_new (&error);
if (ctx == NULL) {
g_printerr ("%s\n", error->message);
return EXIT_FAILURE;
}
device = g_usb_context_find_by_vid_pid (ctx, HUEY_USB_VID, HUEY_USB_PID, &error);
if (device == NULL) {
g_printerr ("%s\n", error->message);
return EXIT_FAILURE;
}
if (!huey_device_open (device, &error)) {
g_printerr ("%s\n", error->message);
return EXIT_FAILURE;
}
/* device status */
if (g_strcmp0 (argv[1], "status") == 0) {
g_autofree gchar *status = NULL;
status = huey_device_get_status (device, &error);
if (status == NULL) {
g_printerr ("failed to get status: %s\n", error->message);
return EXIT_FAILURE;
}
g_print ("status = '%s'\n", status);
return EXIT_SUCCESS;
}
/* sample the colors again and again */
if (g_strcmp0 (argv[1], "sample") == 0) {
for (guint i = 0; i < 0xff; i++) {
gdouble val = 0.f;
if (!huey_device_take_sample (device, &val, &error)) {
g_printerr ("failed to take sample: %s\n", error->message);
return EXIT_FAILURE;
}
g_print ("val=%.3f\n", val);
}
return EXIT_SUCCESS;
}
/* get all the EEPROM */
if (g_strcmp0 (argv[1], "eeprom") == 0) {
const gchar *data;
gsize sz = 0;
g_autoptr(GBytes) blob = NULL;
/* read entire EEPROM space */
blob = huey_device_read_eeprom (device, &error);
if (blob == NULL) {
g_printerr ("failed to get EEPROM: %s\n", error->message);
return EXIT_FAILURE;
}
/* write it out to a file */
data = g_bytes_get_data (blob, &sz);
if (!g_file_set_contents ("huey2.bin", data, sz, &error)) {
g_printerr ("failed to save file: %s\n", error->message);
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
/* command invalid */
g_printerr ("command not known\n");
return EXIT_FAILURE;
}
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