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include/install/hfs0.hpp

@@ -0,0 +1,57 @@
+#pragma once
+
+#include <switch/types.h>
+
+#define MAGIC_HFS0 0x30534648
+
+namespace tin::install
+{
+    struct HFS0FileEntry
+    {
+        u64 dataOffset;
+        u64 fileSize;
+        u32 stringTableOffset;
+        u32 hashedSize;
+        u64 padding;
+        unsigned char hash[0x20];
+    } PACKED;
+
+    static_assert(sizeof(HFS0FileEntry) == 0x40, "HFS0FileEntry must be 0x18");
+
+    struct HFS0BaseHeader
+    {
+        u32 magic;
+        u32 numFiles;
+        u32 stringTableSize;
+        u32 reserved;
+    } PACKED;
+
+    static_assert(sizeof(HFS0BaseHeader) == 0x10, "HFS0BaseHeader must be 0x10");
+
+    NX_INLINE const HFS0FileEntry *hfs0GetFileEntry(const HFS0BaseHeader *header, u32 i)
+    {
+        if (i >= header->numFiles)
+            return NULL;
+        return (const HFS0FileEntry*)(header + 0x1 + i * 0x4);
+    }
+
+    NX_INLINE const char *hfs0GetStringTable(const HFS0BaseHeader *header)
+    {
+        return (const char*)(header + 0x1 + header->numFiles * 0x4);
+    }
+
+    NX_INLINE u64 hfs0GetHeaderSize(const HFS0BaseHeader *header)
+    {
+        return 0x1 + header->numFiles * 0x4 + header->stringTableSize;
+    }
+
+    NX_INLINE const char *hfs0GetFileName(const HFS0BaseHeader *header, u32 i)
+    {
+        return hfs0GetStringTable(header) + hfs0GetFileEntry(header, i)->stringTableOffset;
+    }
+
+    NX_INLINE const char *hfs0GetFileName(const HFS0BaseHeader *header, const HFS0FileEntry *entry)
+    {
+        return hfs0GetStringTable(header) + entry->stringTableOffset;
+    }
+}

include/install/http_nsp.hpp

@@ -0,0 +1,40 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+#include "install/nsp.hpp"
+#include <memory>
+
+namespace tin::install::nsp
+{
+    class HTTPNSP : public NSP
+    {
+        public:
+            tin::network::HTTPDownload m_download;
+
+            HTTPNSP(std::string url);
+
+            virtual void StreamToPlaceholder(std::shared_ptr<nx::ncm::ContentStorage>& contentStorage, NcmContentId placeholderId) override;
+            virtual void BufferData(void* buf, off_t offset, size_t size) override;
+    };
+}

include/install/http_xci.hpp

@@ -0,0 +1,41 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+#include "install/xci.hpp"
+#include "util/network_util.hpp"
+#include <memory>
+
+namespace tin::install::xci
+{
+    class HTTPXCI : public XCI
+    {
+        public:
+            tin::network::HTTPDownload m_download;
+
+            HTTPXCI(std::string url);
+
+            virtual void StreamToPlaceholder(std::shared_ptr<nx::ncm::ContentStorage>& contentStorage, NcmContentId placeholderId) override;
+            virtual void BufferData(void* buf, off_t offset, size_t size) override;
+    };
+}

include/install/install.hpp

@@ -0,0 +1,69 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+extern "C"
+{
+#include <switch/services/fs.h>
+}
+
+#include <memory>
+#include <tuple>
+#include <vector>
+
+#include "install/simple_filesystem.hpp"
+#include "data/byte_buffer.hpp"
+
+#include "nx/content_meta.hpp"
+#include "nx/ipc/tin_ipc.h"
+
+namespace tin::install
+{
+    class Install
+    {
+        protected:
+            const NcmStorageId m_destStorageId;
+            bool m_ignoreReqFirmVersion = false;
+            bool m_declinedValidation = false;
+
+            std::vector<nx::ncm::ContentMeta> m_contentMeta;
+
+            Install(NcmStorageId destStorageId, bool ignoreReqFirmVersion);
+
+            virtual std::vector<std::tuple<nx::ncm::ContentMeta, NcmContentInfo>> ReadCNMT() = 0;
+
+            virtual void InstallContentMetaRecords(tin::data::ByteBuffer& installContentMetaBuf, int i);
+            virtual void InstallApplicationRecord(int i);
+            virtual void InstallTicketCert() = 0;
+            virtual void InstallNCA(const NcmContentId &ncaId) = 0;
+
+        public:
+            virtual ~Install();
+
+            virtual void Prepare();
+            virtual void Begin();
+
+            virtual u64 GetTitleId(int i = 0);
+            virtual NcmContentMetaType GetContentMetaType(int i = 0);
+    };
+}

include/install/install_nsp.hpp

@@ -0,0 +1,45 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+#include <switch.h>
+#include <string>
+#include "install/install.hpp"
+#include "install/nsp.hpp"
+
+namespace tin::install::nsp
+{
+    class NSPInstall : public Install
+    {
+        private:
+            const std::shared_ptr<NSP> m_NSP;
+
+        protected:
+            std::vector<std::tuple<nx::ncm::ContentMeta, NcmContentInfo>> ReadCNMT() override;
+            void InstallNCA(const NcmContentId& ncaId) override;
+            void InstallTicketCert() override;
+
+        public:
+            NSPInstall(NcmStorageId destStorageId, bool ignoreReqFirmVersion, const std::shared_ptr<NSP>& remoteNSP);
+    };
+}

include/install/install_xci.hpp

@@ -0,0 +1,47 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+#include <switch.h>
+#include "install/install.hpp"
+#include "install/xci.hpp"
+#include "nx/content_meta.hpp"
+#include "nx/ipc/tin_ipc.h"
+
+namespace tin::install::xci
+{
+    class XCIInstallTask : public Install
+    {
+        private:
+            const std::shared_ptr<tin::install::xci::XCI> m_xci;
+
+        protected:
+            std::vector<std::tuple<nx::ncm::ContentMeta, NcmContentInfo>> ReadCNMT() override;
+            void InstallNCA(const NcmContentId& ncaId) override;
+            void InstallTicketCert() override;
+
+        public:
+            XCIInstallTask(NcmStorageId destStorageId, bool ignoreReqFirmVersion, const std::shared_ptr<XCI>& xci);
+    };
+};
+

include/install/nca.hpp

@@ -0,0 +1,77 @@
+#pragma once
+
+#include <switch.h>
+
+#define NCA_HEADER_SIZE 0x4000
+#define MAGIC_NCA3 0x3341434E /* "NCA3" */
+namespace tin::install
+{
+    struct NcaFsHeader
+    {
+        u8 _0x0;
+        u8 _0x1;
+        u8 partition_type;
+        u8 fs_type;
+        u8 crypt_type;
+        u8 _0x5[0x3];
+        u8 superblock_data[0x138];
+        /*union {
+            pfs0_superblock_t pfs0_superblock;
+            romfs_superblock_t romfs_superblock;
+            //nca0_romfs_superblock_t nca0_romfs_superblock;
+            bktr_superblock_t bktr_superblock;
+        };*/
+        union {
+            u64 section_ctr;
+            struct {
+                u32 section_ctr_low;
+                u32 section_ctr_high;
+            };
+        };
+        u8 _0x148[0xB8]; /* Padding. */
+    } PACKED;
+
+    static_assert(sizeof(NcaFsHeader) == 0x200, "NcaFsHeader must be 0x200");
+
+    struct NcaSectionEntry
+    {
+        u32 media_start_offset;
+        u32 media_end_offset;
+        u8 _0x8[0x8]; /* Padding. */
+    } PACKED;
+
+    static_assert(sizeof(NcaSectionEntry) == 0x10, "NcaSectionEntry must be 0x10");
+
+    struct NcaHeader
+    {
+        u8 fixed_key_sig[0x100]; /* RSA-PSS signature over header with fixed key. */
+        u8 npdm_key_sig[0x100]; /* RSA-PSS signature over header with key in NPDM. */
+        u32 magic;
+        u8 distribution; /* System vs gamecard. */
+        u8 content_type;
+        u8 m_cryptoType; /* Which keyblob (field 1) */
+        u8 m_kaekIndex; /* Which kaek index? */
+        u64 nca_size; /* Entire archive size. */
+        u64 m_titleId;
+        u8 _0x218[0x4]; /* Padding. */
+        union {
+            uint32_t sdk_version; /* What SDK was this built with? */
+            struct {
+                u8 sdk_revision;
+                u8 sdk_micro;
+                u8 sdk_minor;
+                u8 sdk_major;
+            };
+        };
+        u8 m_cryptoType2; /* Which keyblob (field 2) */
+        u8 _0x221[0xF]; /* Padding. */
+        u64 m_rightsId[2]; /* Rights ID (for titlekey crypto). */
+        NcaSectionEntry section_entries[4]; /* Section entry metadata. */
+        u8 section_hashes[4 * 0x20]; /* SHA-256 hashes for each section header. */
+        u8 m_keys[4 * 0x10]; /* Encrypted key area. */
+        u8 _0x340[0xC0]; /* Padding. */
+        NcaFsHeader fs_headers[4]; /* FS section headers. */
+    } PACKED;
+
+    static_assert(sizeof(NcaHeader) == 0xc00, "NcaHeader must be 0xc00");
+}

include/install/nsp.hpp

@@ -0,0 +1,57 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+#include <functional>
+#include <vector>
+
+#include <switch/types.h>
+#include "install/pfs0.hpp"
+#include "nx/ncm.hpp"
+#include "util/network_util.hpp"
+
+namespace tin::install::nsp
+{
+    class NSP
+    {
+        protected:
+            std::vector<u8> m_headerBytes;
+
+            NSP();
+
+        public:
+            virtual void StreamToPlaceholder(std::shared_ptr<nx::ncm::ContentStorage>& contentStorage, NcmContentId placeholderId) = 0;
+            virtual void BufferData(void* buf, off_t offset, size_t size) = 0;
+
+            virtual void RetrieveHeader();
+            virtual const PFS0BaseHeader* GetBaseHeader();
+            virtual u64 GetDataOffset();
+
+            virtual const PFS0FileEntry* GetFileEntry(unsigned int index);
+            virtual const PFS0FileEntry* GetFileEntryByName(std::string name);
+            virtual const PFS0FileEntry* GetFileEntryByNcaId(const NcmContentId& ncaId);
+            virtual std::vector<const PFS0FileEntry*> GetFileEntriesByExtension(std::string extension);
+
+            virtual const char* GetFileEntryName(const PFS0FileEntry* fileEntry);
+    };
+}

include/install/pfs0.hpp

@@ -0,0 +1,48 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+#include <switch/types.h>
+
+namespace tin::install
+{
+    struct PFS0FileEntry
+    {
+        u64 dataOffset;
+        u64 fileSize;
+        u32 stringTableOffset;
+        u32 padding;
+    } PACKED;
+
+    static_assert(sizeof(PFS0FileEntry) == 0x18, "PFS0FileEntry must be 0x18");
+
+    struct PFS0BaseHeader
+    {
+        u32 magic;
+        u32 numFiles;
+        u32 stringTableSize;
+        u32 reserved;
+    } PACKED;
+
+    static_assert(sizeof(PFS0BaseHeader) == 0x10, "PFS0BaseHeader must be 0x10");
+}

include/install/sdmc_nsp.hpp

@@ -0,0 +1,40 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+#include "install/nsp.hpp"
+
+namespace tin::install::nsp
+{
+    class SDMCNSP : public NSP
+    {
+    public:
+        SDMCNSP(std::string path);
+        ~SDMCNSP();
+
+        virtual void StreamToPlaceholder(std::shared_ptr<nx::ncm::ContentStorage>& contentStorage, NcmContentId ncaId) override;
+        virtual void BufferData(void* buf, off_t offset, size_t size) override;
+    private:
+        FILE* m_nspFile;
+    };
+}

include/install/sdmc_xci.hpp

@@ -0,0 +1,40 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+#include "install/xci.hpp"
+
+namespace tin::install::xci
+{
+    class SDMCXCI : public XCI
+    {
+    public:
+        SDMCXCI(std::string path);
+        ~SDMCXCI();
+
+        virtual void StreamToPlaceholder(std::shared_ptr<nx::ncm::ContentStorage>& contentStorage, NcmContentId ncaId) override;
+        virtual void BufferData(void* buf, off_t offset, size_t size) override;
+    private:
+        FILE* m_xciFile;
+    };
+}

include/install/simple_filesystem.hpp

@@ -0,0 +1,46 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+#include <functional>
+#include "nx/fs.hpp"
+
+namespace tin::install::nsp
+{
+    class SimpleFileSystem final
+    {
+        private:
+            nx::fs::IFileSystem* m_fileSystem;
+
+        public:
+            const std::string m_rootPath;
+            const std::string m_absoluteRootPath;
+
+            SimpleFileSystem(nx::fs::IFileSystem& fileSystem, std::string rootPath, std::string absoluteRootPath);
+            ~SimpleFileSystem();
+
+            nx::fs::IFile OpenFile(std::string path);
+            bool HasFile(std::string path);
+            std::string GetFileNameFromExtension(std::string path, std::string extension);
+    };
+}

include/install/usb_nsp.hpp

@@ -0,0 +1,41 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+#include <string>
+#include "install/nsp.hpp"
+
+namespace tin::install::nsp
+{
+    class USBNSP : public NSP
+    {
+        private:
+            std::string m_nspName;
+
+        public:
+            USBNSP(std::string nspName);
+
+            virtual void StreamToPlaceholder(std::shared_ptr<nx::ncm::ContentStorage>& contentStorage, NcmContentId placeholderId) override;
+            virtual void BufferData(void* buf, off_t offset, size_t size) override;
+    };
+}

include/install/usb_xci.hpp

@@ -0,0 +1,41 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+#include <string>
+#include "install/xci.hpp"
+
+namespace tin::install::xci
+{
+    class USBXCI : public XCI
+    {
+        private:
+            std::string m_xciName;
+
+        public:
+            USBXCI(std::string xciName);
+
+            virtual void StreamToPlaceholder(std::shared_ptr<nx::ncm::ContentStorage>& contentStorage, NcmContentId placeholderId) override;
+            virtual void BufferData(void* buf, off_t offset, size_t size) override;
+    };
+}

include/install/xci.hpp

@@ -0,0 +1,58 @@
+/*
+Copyright (c) 2017-2018 Adubbz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+#pragma once
+
+#include <functional>
+#include <vector>
+
+#include <switch/types.h>
+#include "install/hfs0.hpp"
+#include "nx/ncm.hpp"
+#include <memory>
+
+namespace tin::install::xci
+{
+    class XCI
+    {
+        protected:
+            u64 m_secureHeaderOffset;
+            std::vector<u8> m_secureHeaderBytes;
+
+            XCI();
+
+        public:
+            virtual void StreamToPlaceholder(std::shared_ptr<nx::ncm::ContentStorage>& contentStorage, NcmContentId placeholderId) = 0;
+            virtual void BufferData(void* buf, off_t offset, size_t size) = 0;
+
+            virtual void RetrieveHeader();
+            virtual const HFS0BaseHeader* GetSecureHeader();
+            virtual u64 GetDataOffset();
+
+            virtual const HFS0FileEntry* GetFileEntry(unsigned int index);
+            virtual const HFS0FileEntry* GetFileEntryByName(std::string name);
+            virtual const HFS0FileEntry* GetFileEntryByNcaId(const NcmContentId& ncaId);
+            virtual std::vector<const HFS0FileEntry*> GetFileEntriesByExtension(std::string extension);
+
+            virtual const char* GetFileEntryName(const HFS0FileEntry* fileEntry);
+    };
+}