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-rw-r--r--src/core/hle/romfs.cpp102
1 files changed, 0 insertions, 102 deletions
diff --git a/src/core/hle/romfs.cpp b/src/core/hle/romfs.cpp
deleted file mode 100644
index 3157df71d..000000000
--- a/src/core/hle/romfs.cpp
+++ /dev/null
@@ -1,102 +0,0 @@
-// Copyright 2017 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <cstring>
-#include "common/swap.h"
-#include "core/hle/romfs.h"
-
-namespace RomFS {
-
-struct Header {
- u32_le header_length;
- u32_le dir_hash_table_offset;
- u32_le dir_hash_table_length;
- u32_le dir_table_offset;
- u32_le dir_table_length;
- u32_le file_hash_table_offset;
- u32_le file_hash_table_length;
- u32_le file_table_offset;
- u32_le file_table_length;
- u32_le data_offset;
-};
-
-static_assert(sizeof(Header) == 0x28, "Header has incorrect size");
-
-struct DirectoryMetadata {
- u32_le parent_dir_offset;
- u32_le next_dir_offset;
- u32_le first_child_dir_offset;
- u32_le first_file_offset;
- u32_le same_hash_next_dir_offset;
- u32_le name_length; // in bytes
- // followed by directory name
-};
-
-static_assert(sizeof(DirectoryMetadata) == 0x18, "DirectoryMetadata has incorrect size");
-
-struct FileMetadata {
- u32_le parent_dir_offset;
- u32_le next_file_offset;
- u64_le data_offset;
- u64_le data_length;
- u32_le same_hash_next_file_offset;
- u32_le name_length; // in bytes
- // followed by file name
-};
-
-static_assert(sizeof(FileMetadata) == 0x20, "FileMetadata has incorrect size");
-
-static bool MatchName(const u8* buffer, u32 name_length, const std::u16string& name) {
- std::vector<char16_t> name_buffer(name_length / sizeof(char16_t));
- std::memcpy(name_buffer.data(), buffer, name_length);
- return name == std::u16string(name_buffer.begin(), name_buffer.end());
-}
-
-const u8* GetFilePointer(const u8* romfs, const std::vector<std::u16string>& path) {
- constexpr u32 INVALID_FIELD = 0xFFFFFFFF;
-
- // Split path into directory names and file name
- std::vector<std::u16string> dir_names = path;
- dir_names.pop_back();
- const std::u16string& file_name = path.back();
-
- Header header;
- std::memcpy(&header, romfs, sizeof(header));
-
- // Find directories of each level
- DirectoryMetadata dir;
- const u8* current_dir = romfs + header.dir_table_offset;
- std::memcpy(&dir, current_dir, sizeof(dir));
- for (const std::u16string& dir_name : dir_names) {
- u32 child_dir_offset;
- child_dir_offset = dir.first_child_dir_offset;
- while (true) {
- if (child_dir_offset == INVALID_FIELD) {
- return nullptr;
- }
- const u8* current_child_dir = romfs + header.dir_table_offset + child_dir_offset;
- std::memcpy(&dir, current_child_dir, sizeof(dir));
- if (MatchName(current_child_dir + sizeof(dir), dir.name_length, dir_name)) {
- current_dir = current_child_dir;
- break;
- }
- child_dir_offset = dir.next_dir_offset;
- }
- }
-
- // Find the file
- FileMetadata file;
- u32 file_offset = dir.first_file_offset;
- while (file_offset != INVALID_FIELD) {
- const u8* current_file = romfs + header.file_table_offset + file_offset;
- std::memcpy(&file, current_file, sizeof(file));
- if (MatchName(current_file + sizeof(file), file.name_length, file_name)) {
- return romfs + header.data_offset + file.data_offset;
- }
- file_offset = file.next_file_offset;
- }
- return nullptr;
-}
-
-} // namespace RomFS