mirror of
https://github.com/DarkMatterCore/nxdumptool.git
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92 lines
2.8 KiB
C
92 lines
2.8 KiB
C
/*
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* fs_ext.h
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*
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* Copyright (c) 2020-2023, DarkMatterCore <pabloacurielz@gmail.com>.
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*
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* This file is part of nxdumptool (https://github.com/DarkMatterCore/nxdumptool).
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*
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* nxdumptool 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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* nxdumptool 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 <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#ifndef __FS_EXT_H__
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#define __FS_EXT_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define GAMECARD_CERT_MAGIC 0x43455254 /* "CERT". */
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/// Located at offset 0x7000 in the gamecard image.
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typedef struct {
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u8 signature[0x100]; ///< RSA-2048-PSS with SHA-256 signature over the rest of the data.
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u32 magic; ///< "CERT".
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u32 version;
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u8 kek_index;
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u8 reserved[0x7];
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u8 device_id[0x10];
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u8 iv[0x10];
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u8 data[0xD0]; ///< Encrypted using the IV from this struct and an unknown key.
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} FsGameCardCertificate;
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NXDT_ASSERT(FsGameCardCertificate, 0x200);
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typedef struct {
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u8 maker_code; ///< Usually 0xC2 (Macronix).
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u8 memory_capacity; ///< Matches GameCardRomSize.
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u8 reserved; ///< Known values: 0x06, 0x09, 0x0A.
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u8 memory_type; ///< Usually 0x21.
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} FsCardId1;
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NXDT_ASSERT(FsCardId1, 0x4);
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typedef struct {
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u8 card_security_number; ///< Usually 0x02.
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u8 card_type; ///< Usually 0x00.
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u8 reserved[0x2]; ///< Usually filled with zeroes.
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} FsCardId2;
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NXDT_ASSERT(FsCardId2, 0x4);
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typedef struct {
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u8 reserved[0x4]; ///< Usually filled with zeroes.
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} FsCardId3;
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NXDT_ASSERT(FsCardId3, 0x4);
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/// Returned by fsDeviceOperatorGetGameCardIdSet.
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typedef struct {
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FsCardId1 id1;
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FsCardId2 id2;
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FsCardId3 id3;
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} FsGameCardIdSet;
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NXDT_ASSERT(FsGameCardIdSet, 0xC);
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/// IFileSystemProxy.
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Result fsOpenGameCardStorage(FsStorage *out, const FsGameCardHandle *handle, u32 partition);
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Result fsOpenGameCardDetectionEventNotifier(FsEventNotifier *out);
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/// IDeviceOperator.
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Result fsDeviceOperatorUpdatePartitionInfo(FsDeviceOperator *d, const FsGameCardHandle *handle, u32 *out_title_version, u64 *out_title_id);
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Result fsDeviceOperatorGetGameCardDeviceCertificate(FsDeviceOperator *d, const FsGameCardHandle *handle, FsGameCardCertificate *out);
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Result fsDeviceOperatorGetGameCardIdSet(FsDeviceOperator *d, FsGameCardIdSet *out);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __FS_EXT_H__ */
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