moved everything to old stuff

old_stuff/tools/pkg extractor/PKG.cpp

@@ -0,0 +1,117 @@
+#include "PKG.h"
+#include "FsFile.h"
+#include "PFS.h"
+#include <direct.h> 
+
+PKG::PKG()
+{
+}
+
+
+PKG::~PKG()
+{
+}
+
+bool PKG::open(const std::string& filepath) {
+	FsFile file;
+	if (!file.Open(filepath, fsRead))
+	{
+		return false;
+	}
+	pkgSize = file.getFileSize();
+	file.ReadBE(pkgheader);
+	//we have already checked magic should be ok
+
+	//find title id it is part of pkg_content_id starting at offset 0x40
+	file.Seek(0x47, fsSeekSet);//skip first 7 characters of content_id 
+	file.Read(&pkgTitleID, sizeof(pkgTitleID));
+
+	file.Close();
+
+	return true;
+}
+bool PKG::extract(const std::string& filepath, const std::string& extractPath, std::string& failreason)
+{
+		this->extractPath = extractPath;
+		FsFile file;
+		if (!file.Open(filepath, fsRead))
+		{
+			return false;
+		}
+		pkgSize = file.getFileSize();
+		
+		file.ReadBE(pkgheader);
+
+		if (pkgheader.pkg_size > pkgSize)
+		{
+			failreason = "PKG file size is different";
+			return false;
+		}
+		if ((pkgheader.pkg_content_size + pkgheader.pkg_content_offset) > pkgheader.pkg_size)
+		{
+			failreason = "Content size is bigger than pkg size";
+			return false;
+		}
+		file.Seek(0, fsSeekSet);
+		pkg = (U08*)mmap(pkgSize, file.fileDescr());
+		if (pkg == nullptr)
+		{
+			failreason = "Can't allocate size for image";
+			return false;
+		}
+
+		file.Read(pkg, pkgSize);
+		
+		U32 offset = pkgheader.pkg_table_entry_offset;
+		U32 n_files = pkgheader.pkg_table_entry_count;
+
+
+		for (U32 i = 0; i < n_files; i++) {
+			PKGEntry entry = (PKGEntry&)pkg[offset + i * 0x20];
+			ReadBE(entry);
+			//try to figure out the name
+			std::string name = getEntryNameByType(entry.id);
+			printPkgFileEntry(entry,name);
+			if (!name.empty())
+			{
+				std::size_t pos = name.find("/");//check if we have a directory (assuming we only have 1 level of subdirectories)
+				if (pos != std::string::npos)
+				{
+					//directory found
+					std::string dir = name.substr(0, pos+1);//include '/' as well
+					std::string path = extractPath + dir;
+					_mkdir(path.c_str());//make dir
+					std::string file = name.substr(pos + 1);//read filename
+					FsFile out;
+					out.Open(path + file, fsWrite);
+					out.Write(pkg + entry.offset, entry.size);
+					out.Close();
+
+				}
+				//found an name use it
+				FsFile out;
+				out.Open(extractPath + name, fsWrite);
+				out.Write(pkg + entry.offset, entry.size);
+				out.Close();
+			}
+			else
+			{
+				//just print with id
+				FsFile out;
+				out.Open(extractPath + std::to_string(entry.id), fsWrite);
+				out.Write(pkg + entry.offset, entry.size);
+				out.Close();
+			}
+		}
+		//PFS read
+		PFS pfs;
+		pfs.pfsOuterReadHeader(pkg + pkgheader.pfs_image_offset);
+		pfs.printPsfOuterHeader();
+		//extract pfs_image.dat
+		FsFile out;
+		out.Open(extractPath + "pfs_image.dat", fsWrite);
+		out.Write(pkg + pkgheader.pfs_image_offset, pkgheader.pfs_image_size);
+		out.Close();
+		munmap(pkg);
+		return true;
+}