fwupd/plugins/logitech-hidpp/fu-logitech-hidpp-common.c
2019-11-23 17:07:53 +00:00

47 lines
1002 B
C

/*
* Copyright (C) 2016-2018 Richard Hughes <richard@hughsie.com>
*
* SPDX-License-Identifier: LGPL-2.1+
*/
#include "config.h"
#include <string.h>
#include <fcntl.h>
#include <gio/gio.h>
#include "fu-logitech-hidpp-common.h"
guint8
fu_logitech_hidpp_buffer_read_uint8 (const gchar *str)
{
guint64 tmp;
gchar buf[3] = { 0x0, 0x0, 0x0 };
memcpy (buf, str, 2);
tmp = g_ascii_strtoull (buf, NULL, 16);
return tmp;
}
guint16
fu_logitech_hidpp_buffer_read_uint16 (const gchar *str)
{
guint64 tmp;
gchar buf[5] = { 0x0, 0x0, 0x0, 0x0, 0x0 };
memcpy (buf, str, 4);
tmp = g_ascii_strtoull (buf, NULL, 16);
return tmp;
}
gchar *
fu_logitech_hidpp_format_version (const gchar *name, guint8 major, guint8 minor, guint16 build)
{
GString *str = g_string_new (NULL);
for (guint i = 0; i < 3; i++) {
if (g_ascii_isspace (name[i]))
continue;
g_string_append_c (str, name[i]);
}
g_string_append_printf (str, "%02x.%02x_B%04x", major, minor, build);
return g_string_free (str, FALSE);
}