From 6aa69880ea008870709f556b2e0dc0bd881b31d9 Mon Sep 17 00:00:00 2001
From: Zach Hilman <zachhilman@gmail.com>
Date: Thu, 15 Nov 2018 22:34:35 -0500
Subject: file_sys: Add framework for synthesizing open source archives

---
 .../file_sys/system_archive/system_archive.cpp     | 91 ++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 src/core/file_sys/system_archive/system_archive.cpp

(limited to 'src/core/file_sys/system_archive/system_archive.cpp')

diff --git a/src/core/file_sys/system_archive/system_archive.cpp b/src/core/file_sys/system_archive/system_archive.cpp
new file mode 100644
index 000000000..8451310a3
--- /dev/null
+++ b/src/core/file_sys/system_archive/system_archive.cpp
@@ -0,0 +1,91 @@
+// Copyright 2018 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <functional>
+#include "common/logging/log.h"
+#include "core/file_sys/romfs.h"
+#include "core/file_sys/system_archive/ng_word.h"
+#include "core/file_sys/system_archive/system_archive.h"
+
+namespace FileSys::SystemArchive {
+
+constexpr u64 SYSTEM_ARCHIVE_BASE_TITLE_ID = 0x0100000000000800;
+constexpr std::size_t SYSTEM_ARCHIVE_COUNT = 0x28;
+
+using SystemArchiveSupplier = std::function<VirtualDir()>;
+
+struct SystemArchiveDescriptor {
+    u64 title_id;
+    const char* name;
+    SystemArchiveSupplier supplier;
+};
+
+const static std::array<SystemArchiveDescriptor, SYSTEM_ARCHIVE_COUNT> SYSTEM_ARCHIVES = {{
+    {0x0100000000000800, "CertStore", nullptr},
+    {0x0100000000000801, "ErrorMessage", nullptr},
+    {0x0100000000000802, "MiiModel", nullptr},
+    {0x0100000000000803, "BrowserDll", nullptr},
+    {0x0100000000000804, "Help", nullptr},
+    {0x0100000000000805, "SharedFont", nullptr},
+    {0x0100000000000806, "NgWord", &NgWord1},
+    {0x0100000000000807, "SsidList", nullptr},
+    {0x0100000000000808, "Dictionary", nullptr},
+    {0x0100000000000809, "SystemVersion", nullptr},
+    {0x010000000000080A, "AvatarImage", nullptr},
+    {0x010000000000080B, "LocalNews", nullptr},
+    {0x010000000000080C, "Eula", nullptr},
+    {0x010000000000080D, "UrlBlackList", nullptr},
+    {0x010000000000080E, "TimeZoneBinary", nullptr},
+    {0x010000000000080F, "CertStoreCruiser", nullptr},
+    {0x0100000000000810, "FontNintendoExtension", nullptr},
+    {0x0100000000000811, "FontStandard", nullptr},
+    {0x0100000000000812, "FontKorean", nullptr},
+    {0x0100000000000813, "FontChineseTraditional", nullptr},
+    {0x0100000000000814, "FontChineseSimple", nullptr},
+    {0x0100000000000815, "FontBfcpx", nullptr},
+    {0x0100000000000816, "SystemUpdate", nullptr},
+    {0x0100000000000817, "0100000000000817", nullptr},
+    {0x0100000000000818, "FirmwareDebugSettings", nullptr},
+    {0x0100000000000819, "BootImagePackage", nullptr},
+    {0x010000000000081A, "BootImagePackageSafe", nullptr},
+    {0x010000000000081B, "BootImagePackageExFat", nullptr},
+    {0x010000000000081C, "BottImagePackageExFatSafe", nullptr},
+    {0x010000000000081D, "FatalMessage", nullptr},
+    {0x010000000000081E, "ControllerIcon", nullptr},
+    {0x010000000000081F, "PlatformConfigIcosa", nullptr},
+    {0x0100000000000820, "PlatformConfigCopper", nullptr},
+    {0x0100000000000821, "PlatformConfigHoag", nullptr},
+    {0x0100000000000822, "ControllerFirmware", nullptr},
+    {0x0100000000000823, "NgWord2", nullptr},
+    {0x0100000000000824, "PlatformConfigIcosaMariko", nullptr},
+    {0x0100000000000825, "ApplicationBlackList", nullptr},
+    {0x0100000000000826, "RebootlessSystemUpdateVersion", nullptr},
+    {0x0100000000000827, "ContentActionTable", nullptr},
+}};
+
+VirtualFile SynthesizeSystemArchive(u64 title_id) {
+    if (title_id < SYSTEM_ARCHIVES.front().title_id || title_id > SYSTEM_ARCHIVES.back().title_id)
+        return nullptr;
+
+    const auto desc = SYSTEM_ARCHIVES[title_id - SYSTEM_ARCHIVE_BASE_TITLE_ID];
+
+    LOG_INFO(Service_FS, "Synthesizing system archive '{}' (0x{:016X}).", desc.name, desc.title_id);
+
+    if (desc.supplier == nullptr)
+        return nullptr;
+
+    const auto dir = desc.supplier();
+
+    if (dir == nullptr)
+        return nullptr;
+
+    const auto romfs = CreateRomFS(dir);
+
+    if (romfs == nullptr)
+        return nullptr;
+
+    LOG_INFO(Service_FS, "    - System archive generation successful!");
+    return romfs;
+}
+} // namespace FileSys::SystemArchive
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