Dominions 4 Pretender Parser (proof of concept)

dom4_pretender.cpp

#include <stdint.h>

#include <fstream>
#include <string>
#include <vector>

struct FileHeader
{
	/*   0 */char header[6];
	/*   6 */uint32_t serial;
	/*  10 */uint32_t version;
	/*  14 */int godnumber;
	/*  18 */int turnnbr;
	/*  22 */int unk2;
	/*  26 */int unk3;
	/*  30 */int unk4;
	/*  34 */int unk5;
	/*  38 */std::string gameName; // ^0x4F each byte; newlord for pretender files
	/*   ? */char* playerPassword; // read until 0x78
	/*   ? */char* masterPassword;
	/*     */int unk6;
	/*     */int unk7;
};

struct Pretender : public FileHeader
{
	/*     */uint8_t unit[64];
	/*     */int unk8;
	/*     */int unk9;
	/*     */std::string pretenderName;// ^0x4F each byte
};

void parse(std::string fn)
{
	Pretender p;

	std::ifstream fp(fn);
	fp.read(p.header, 6);
	fp.read((char*)&p.serial, 4);
	fp.read((char*)&p.version, 4);
	fp.read((char*)&p.godnumber, 4);
	fp.read((char*)&p.turnnbr, 4);
	fp.read((char*)&p.unk2, 4);
	fp.read((char*)&p.unk3, 4);
	fp.read((char*)&p.unk4, 4);
	fp.read((char*)&p.unk5, 4);

	{
		char c;
		fp.read(&c, 1);
		while (c != 0x4F)
		{
			c = c ^ 0x4F;
			p.gameName.push_back(c);
			fp.read(&c, 1);
		};
	}

	{
		std::vector<char> pw;
		char c = 0;
		fp.read(&c, 1);
		while (c != 0x78)
		{
			pw.push_back(c);
			fp.read(&c, 1);
		}
		if(pw.size() > 0)
		{
			p.playerPassword = new char[pw.size()];
			memcpy(p.playerPassword, &pw[0], pw.size());
		}
	}

	{
		std::vector<char> pw;
		char c = 0;
		fp.read(&c, 1);
		while (c != 0x78)
		{
			pw.push_back(c);
			fp.read(&c, 1);
		}
		if(pw.size() > 0)
		{
			p.masterPassword = new char[pw.size()];
			memcpy(p.masterPassword, &pw[0], pw.size());
		}
	}

	fp.read((char*)&p.unk6, 4);
	fp.read((char*)&p.unk7, 4);

	fp.read((char*)&p.unit, 64);

	fp.read((char*)&p.unk8, 4);
	fp.read((char*)&p.unk9, 4);
	
	{
		char c;
		fp.read(&c, 1);
		while (c != 0x4F)
		{
			c = c ^ 0x4F;
			p.pretenderName.push_back(c);
			fp.read(&c, 1);
		};
	}

	printf("game: `%s`\npretender:`%s`\n", p.gameName.c_str(), p.pretenderName.c_str());
}

int main(int argc, char **argv)
{
	parse(argv[1]);
	return 0;
}