mirror of
https://github.com/Huntereb/Awoo-Installer
synced 2024-12-04 01:19:11 +00:00
128 lines
3.5 KiB
C++
Executable file
128 lines
3.5 KiB
C++
Executable file
/*
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Copyright (c) 2017-2018 Adubbz
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#pragma once
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#include <switch.h>
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#include <vector>
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#include "nx/ncm.hpp"
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#include <memory>
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#define NCA_HEADER_SIZE 0xC00
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#define MAGIC_NCA3 0x3341434E /* "NCA3" */
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class NcaFsHeader
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{
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public:
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u8 _0x0;
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u8 _0x1;
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u8 partition_type;
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u8 fs_type;
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u8 crypt_type;
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u8 _0x5[0x3];
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u8 superblock_data[0x138];
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/*union {
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pfs0_superblock_t pfs0_superblock;
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romfs_superblock_t romfs_superblock;
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//nca0_romfs_superblock_t nca0_romfs_superblock;
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bktr_superblock_t bktr_superblock;
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};*/
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union {
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u64 section_ctr;
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struct {
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uint32_t section_ctr_low;
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uint32_t section_ctr_high;
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};
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};
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u8 _0x148[0xB8]; /* Padding. */
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} PACKED;
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struct NcaSectionEntry
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{
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u32 media_start_offset;
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u32 media_end_offset;
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u8 _0x8[0x8]; /* Padding. */
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} PACKED;
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class NcaHeader
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{
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public:
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u8 fixed_key_sig[0x100]; /* RSA-PSS signature over header with fixed key. */
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u8 npdm_key_sig[0x100]; /* RSA-PSS signature over header with key in NPDM. */
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u32 magic;
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u8 distribution; /* System vs gamecard. */
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u8 content_type;
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u8 m_cryptoType; /* Which keyblob (field 1) */
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u8 m_kaekIndex; /* Which kaek index? */
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u64 nca_size; /* Entire archive size. */
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u64 m_titleId;
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u8 _0x218[0x4]; /* Padding. */
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union {
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uint32_t sdk_version; /* What SDK was this built with? */
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struct {
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u8 sdk_revision;
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u8 sdk_micro;
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u8 sdk_minor;
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u8 sdk_major;
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};
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};
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u8 m_cryptoType2; /* Which keyblob (field 2) */
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u8 _0x221[0xF]; /* Padding. */
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u64 m_rightsId[2]; /* Rights ID (for titlekey crypto). */
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NcaSectionEntry section_entries[4]; /* Section entry metadata. */
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u8 section_hashes[4 * 0x20]; /* SHA-256 hashes for each section header. */
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u8 m_keys[4 * 0x10]; /* Encrypted key area. */
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u8 _0x340[0xC0]; /* Padding. */
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NcaFsHeader fs_headers[4]; /* FS section headers. */
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} PACKED;
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class NcaBodyWriter
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{
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public:
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NcaBodyWriter(const NcmContentId& ncaId, u64 offset, std::shared_ptr<nx::ncm::ContentStorage>& contentStorage);
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virtual ~NcaBodyWriter();
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virtual u64 write(const u8* ptr, u64 sz);
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bool isOpen() const;
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protected:
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std::shared_ptr<nx::ncm::ContentStorage> m_contentStorage;
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NcmContentId m_ncaId;
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u64 m_offset;
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};
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class NcaWriter
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{
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public:
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NcaWriter(const NcmContentId& ncaId, std::shared_ptr<nx::ncm::ContentStorage>& contentStorage);
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virtual ~NcaWriter();
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bool isOpen() const;
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bool close();
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u64 write(const u8* ptr, u64 sz);
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protected:
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NcmContentId m_ncaId;
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std::shared_ptr<nx::ncm::ContentStorage> m_contentStorage;
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std::vector<u8> m_buffer;
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std::shared_ptr<NcaBodyWriter> m_writer;
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};
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