1 files changed, 127 insertions, 0 deletions
diff --git a/src/core/file_sys/archive_backend.cpp b/src/core/file_sys/archive_backend.cpp
new file mode 100644
index 000000000..0439868ab
--- /dev/null
+++ b/src/core/file_sys/archive_backend.cpp
@@ -0,0 +1,127 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <sstream>
+
+#include "common/logging/log.h"
+#include "common/string_util.h"
+
+#include "core/file_sys/archive_backend.h"
+#include "core/mem_map.h"
+
+
+namespace FileSys {
+
+Path::Path(LowPathType type, u32 size, u32 pointer) : type(type) {
+    switch (type) {
+    case Binary:
+    {
+        u8* data = Memory::GetPointer(pointer);
+        binary = std::vector<u8>(data, data + size);
+        break;
+    }
+
+    case Char:
+    {
+        const char* data = reinterpret_cast<const char*>(Memory::GetPointer(pointer));
+        string = std::string(data, size - 1); // Data is always null-terminated.
+        break;
+    }
+
+    case Wchar:
+    {
+        const char16_t* data = reinterpret_cast<const char16_t*>(Memory::GetPointer(pointer));
+        u16str = std::u16string(data, size/2 - 1); // Data is always null-terminated.
+        break;
+    }
+
+    default:
+        break;
+    }
+}
+
+const std::string Path::DebugStr() const {
+    switch (GetType()) {
+    case Invalid:
+    default:
+        return "[Invalid]";
+    case Empty:
+        return "[Empty]";
+    case Binary:
+    {
+        std::stringstream res;
+        res << "[Binary: ";
+        for (unsigned byte : binary)
+            res << std::hex << std::setw(2) << std::setfill('0') << byte;
+        res << ']';
+        return res.str();
+    }
+    case Char:
+        return "[Char: " + AsString() + ']';
+    case Wchar:
+        return "[Wchar: " + AsString() + ']';
+    }
+}
+
+const std::string Path::AsString() const {
+    switch (GetType()) {
+    case Char:
+        return string;
+    case Wchar:
+        return Common::UTF16ToUTF8(u16str);
+    case Empty:
+        return{};
+    case Invalid:
+    case Binary:
+    default:
+        // TODO(yuriks): Add assert
+        LOG_ERROR(Service_FS, "LowPathType cannot be converted to string!");
+        return{};
+    }
+}
+
+const std::u16string Path::AsU16Str() const {
+    switch (GetType()) {
+    case Char:
+        return Common::UTF8ToUTF16(string);
+    case Wchar:
+        return u16str;
+    case Empty:
+        return{};
+    case Invalid:
+    case Binary:
+        // TODO(yuriks): Add assert
+        LOG_ERROR(Service_FS, "LowPathType cannot be converted to u16string!");
+        return{};
+    }
+}
+
+const std::vector<u8> Path::AsBinary() const {
+    switch (GetType()) {
+    case Binary:
+        return binary;
+    case Char:
+        return std::vector<u8>(string.begin(), string.end());
+    case Wchar:
+    {
+        // use two u8 for each character of u16str
+        std::vector<u8> to_return(u16str.size() * 2);
+        for (size_t i = 0; i < u16str.size(); ++i) {
+            u16 tmp_char = u16str.at(i);
+            to_return[i*2] = (tmp_char & 0xFF00) >> 8;
+            to_return[i*2 + 1] = (tmp_char & 0x00FF);
+        }
+        return to_return;
+    }
+    case Empty:
+        return{};
+    case Invalid:
+    default:
+        // TODO(yuriks): Add assert
+        LOG_ERROR(Service_FS, "LowPathType cannot be converted to binary!");
+        return{};
+    }
+}
+
+}