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61 lines
2.1 KiB
C
61 lines
2.1 KiB
C
/*
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* Secure Device Connection Protocol (SDCP) support test utils
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* Copyright (C) 2025 Joshua Grisham <josh@joshuagrisham.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "test-sdcp-utils.h"
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static const guint8 from_hex_map[] = {
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0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, // 01234567
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0x08, 0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // 89:;<=>?
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0x00, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, // @abcdef
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};
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GBytes *
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g_bytes_from_hex (const gchar *hex)
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{
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g_autoptr(GBytes) res = NULL;
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guint8 b0, b1;
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gsize bytes_len = strlen (hex) / 2;
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guint8 *bytes = g_malloc0 (bytes_len);
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for (int i = 0; i < strlen (hex) - 1; i += 2)
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{
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b0 = ((guint8) hex[i + 0] & 0x1F) ^ 0x10;
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b1 = ((guint8) hex[i + 1] & 0x1F) ^ 0x10;
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bytes[i / 2] = (guint8) (from_hex_map[b0] << 4) | from_hex_map[b1];
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}
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res = g_bytes_new_take (bytes, bytes_len);
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return g_steal_pointer (&res);
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}
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FpiSdcpClaim *
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sdcp_test_claim (void)
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{
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FpiSdcpClaim *claim = g_new0 (FpiSdcpClaim, 1);
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claim->model_certificate = g_bytes_from_hex (model_certificate_hex);
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claim->device_public_key = g_bytes_from_hex (device_public_key_hex);
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claim->firmware_public_key = g_bytes_from_hex (firmware_public_key_hex);
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claim->firmware_hash = g_bytes_from_hex (firmware_hash_hex);
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claim->model_signature = g_bytes_from_hex (model_signature_hex);
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claim->device_signature = g_bytes_from_hex (device_signature_hex);
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return g_steal_pointer (&claim);
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}
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