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https://github.com/wiiu-env/wudd.git
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05aea5756b
- Display name/type of the partition - Block home menu when launching via HBL - Use libmocha instead of libiosuhax, which should result in a small performance boost - Improve logging - Improve memory management - Add option to abort dumps - Slightly improve .wux handling
56 lines
2.3 KiB
C++
56 lines
2.3 KiB
C++
/****************************************************************************
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* Copyright (C) 2016-2021 Maschell
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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#include "Ticket.h"
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#include <algorithm>
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#include <utils/logger.h>
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Ticket::Ticket(const std::array<uint8_t, 16> &pEncryptedKey, const std::array<uint8_t, 16> &pDecryptedKey) : ticketKeyEnc(pEncryptedKey),
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ticketKeyDec(pDecryptedKey) {
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}
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std::optional<std::unique_ptr<Ticket>> Ticket::make_unique(const std::vector<uint8_t> &data, std::optional<const std::array<uint8_t, 16>> commonKey) {
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if (data.size() <= 0x1DC + 0x10) {
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DEBUG_FUNCTION_LINE_ERR("Not enough data to parse a ticket");
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return {};
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}
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std::array<uint8_t, 16> title_id{};
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std::array<uint8_t, 16> decryptedKey{};
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std::array<uint8_t, 16> encryptedKey{};
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std::copy_n(data.begin() + 0x1BF, 0x10, decryptedKey.begin());
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std::copy_n(data.begin() + 0x1BF, 0x10, encryptedKey.begin());
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std::copy_n(data.begin() + 0x1DC, 0x10, title_id.begin());
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uint8_t IV[0x10];
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for (int i = 0; i < 8; i++) {
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IV[i] = title_id[i];
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IV[i + 8] = 0x00;
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}
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if (commonKey.has_value()) {
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aes_set_key((uint8_t *) commonKey.value().data());
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aes_decrypt(IV, encryptedKey.data(), decryptedKey.data(), 16);
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}
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auto ticket = new (std::nothrow) Ticket(encryptedKey, decryptedKey);
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if (!ticket) {
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DEBUG_FUNCTION_LINE_ERR("Failed to allocate Ticket");
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return {};
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}
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return std::unique_ptr<Ticket>(ticket);
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}
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