FileSys: Added preliminary support for applications reading the RomFS archive.

Archive: Fixed brace ugliness for neobrain :)

FS: Commented out unused local variables to prevent warnings.

...But keeping them here for future use.

archive_romfs: Removed unused #include.

src/core/file_sys/archive_romfs.cpp

@@ -0,0 +1,46 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#include "common/common_types.h"
+
+#include "core/file_sys/archive_romfs.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// FileSys namespace
+
+namespace FileSys {
+
+Archive_RomFS::Archive_RomFS(Loader::AppLoader& app_loader) {
+    // Load the RomFS from the app
+    if (Loader::ResultStatus::Success != app_loader.ReadRomFS(raw_data)) {
+        WARN_LOG(FILESYS, "Unable to read RomFS!");
+    }
+}
+
+Archive_RomFS::~Archive_RomFS() {
+}
+
+/**
+ * Read data from the archive
+ * @param offset Offset in bytes to start reading archive from
+ * @param length Length in bytes to read data from archive
+ * @param buffer Buffer to read data into
+ * @return Number of bytes read
+ */
+size_t Archive_RomFS::Read(const u64 offset, const u32 length, u8* buffer) const {
+    DEBUG_LOG(FILESYS, "called offset=%d, length=%d", offset, length);
+    memcpy(buffer, &raw_data[(u32)offset], length);
+    return length;
+}
+
+/**
+ * Get the size of the archive in bytes
+ * @return Size of the archive in bytes
+ */
+size_t Archive_RomFS::GetSize() const {
+    ERROR_LOG(FILESYS, "(UNIMPLEMENTED)");
+    return 0;
+}
+
+} // namespace FileSys