#include "ResourceFile.h"#include "BinaryIO.h" #include <boost/filesystem.hpp>#include "boost/filesystem/fstream.hpp"#include <sstream>#include <iostream> #ifdef __APPLE__#include <sys/xattr.h>#endifextern "C" {#include "hfs.h"} namespace fs = boost::filesystem; // CRC 16 table lookup arraystatic unsigned short CRC16Table[256] =	{0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50A5, 0x60C6, 0x70E7,	0x8108, 0x9129, 0xA14A, 0xB16B, 0xC18C, 0xD1AD, 0xE1CE, 0xF1EF,	0x1231, 0x0210, 0x3273, 0x2252, 0x52B5, 0x4294, 0x72F7, 0x62D6,	0x9339, 0x8318, 0xB37B, 0xA35A, 0xD3BD, 0xC39C, 0xF3FF, 0xE3DE,	0x2462, 0x3443, 0x0420, 0x1401, 0x64E6, 0x74C7, 0x44A4, 0x5485,	0xA56A, 0xB54B, 0x8528, 0x9509, 0xE5EE, 0xF5CF, 0xC5AC, 0xD58D,	0x3653, 0x2672, 0x1611, 0x0630, 0x76D7, 0x66F6, 0x5695, 0x46B4,	0xB75B, 0xA77A, 0x9719, 0x8738, 0xF7DF, 0xE7FE, 0xD79D, 0xC7BC,	0x48C4, 0x58E5, 0x6886, 0x78A7, 0x0840, 0x1861, 0x2802, 0x3823,	0xC9CC, 0xD9ED, 0xE98E, 0xF9AF, 0x8948, 0x9969, 0xA90A, 0xB92B,	0x5AF5, 0x4AD4, 0x7AB7, 0x6A96, 0x1A71, 0x0A50, 0x3A33, 0x2A12,	0xDBFD, 0xCBDC, 0xFBBF, 0xEB9E, 0x9B79, 0x8B58, 0xBB3B, 0xAB1A,	0x6CA6, 0x7C87, 0x4CE4, 0x5CC5, 0x2C22, 0x3C03, 0x0C60, 0x1C41,	0xEDAE, 0xFD8F, 0xCDEC, 0xDDCD, 0xAD2A, 0xBD0B, 0x8D68, 0x9D49,	0x7E97, 0x6EB6, 0x5ED5, 0x4EF4, 0x3E13, 0x2E32, 0x1E51, 0x0E70,	0xFF9F, 0xEFBE, 0xDFDD, 0xCFFC, 0xBF1B, 0xAF3A, 0x9F59, 0x8F78,	0x9188, 0x81A9, 0xB1CA, 0xA1EB, 0xD10C, 0xC12D, 0xF14E, 0xE16F,	0x1080, 0x00A1, 0x30C2, 0x20E3, 0x5004, 0x4025, 0x7046, 0x6067,	0x83B9, 0x9398, 0xA3FB, 0xB3DA, 0xC33D, 0xD31C, 0xE37F, 0xF35E,	0x02B1, 0x1290, 0x22F3, 0x32D2, 0x4235, 0x5214, 0x6277, 0x7256,	0xB5EA, 0xA5CB, 0x95A8, 0x8589, 0xF56E, 0xE54F, 0xD52C, 0xC50D,	0x34E2, 0x24C3, 0x14A0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,	0xA7DB, 0xB7FA, 0x8799, 0x97B8, 0xE75F, 0xF77E, 0xC71D, 0xD73C,	0x26D3, 0x36F2, 0x0691, 0x16B0, 0x6657, 0x7676, 0x4615, 0x5634,	0xD94C, 0xC96D, 0xF90E, 0xE92F, 0x99C8, 0x89E9, 0xB98A, 0xA9AB,	0x5844, 0x4865, 0x7806, 0x6827, 0x18C0, 0x08E1, 0x3882, 0x28A3,	0xCB7D, 0xDB5C, 0xEB3F, 0xFB1E, 0x8BF9, 0x9BD8, 0xABBB, 0xBB9A,	0x4A75, 0x5A54, 0x6A37, 0x7A16, 0x0AF1, 0x1AD0, 0x2AB3, 0x3A92,	0xFD2E, 0xED0F, 0xDD6C, 0xCD4D, 0xBDAA, 0xAD8B, 0x9DE8, 0x8DC9,	0x7C26, 0x6C07, 0x5C64, 0x4C45, 0x3CA2, 0x2C83, 0x1CE0, 0x0CC1,	0xEF1F, 0xFF3E, 0xCF5D, 0xDF7C, 0xAF9B, 0xBFBA, 0x8FD9, 0x9FF8,	0x6E17, 0x7E36, 0x4E55, 0x5E74, 0x2E93, 0x3EB2, 0x0ED1, 0x1EF0}; // CalculateCRCstatic unsigned short CalculateCRC(unsigned short CRC, const char* dataBlock, int dataSize){	while (dataSize)	{		CRC = (CRC << 8) ^ CRC16Table[((*dataBlock) ^ (CRC >> 8)) & 0x00FF];		dataBlock++;		dataSize--;	} 	return CRC;} static void writeMacBinary(std::ostream& out, std::string filename,						   ResType type, ResType creator,						   const Resources& rsrc, const std::string& data){	out.seekp(128);	out << data;	std::streampos dataend = out.tellp();	std::streampos rsrcstart = ((int)dataend + 0x7F) & ~0x7F;	rsrc.writeFork(out); 	std::streampos rsrcend = out.tellp();	while((int)out.tellp() % 128)		byte(out,0); 	std::ostringstream header;	byte(header, 0);	byte(header, filename.size());	header << filename;	while((int)header.tellp() < 65)		byte(header,0);	ostype(header, type);	ostype(header, creator);	byte(header, 0); // flags	byte(header, 0);	word(header, 0);  // position.v	word(header, 0); // position.h	word(header, 0); // folder id	byte(header, 0); // protected flag	byte(header, 0);	longword(header, ((int)dataend - 128));	longword(header, (int) (rsrcend - rsrcstart));	longword(header, 0); // creation date	longword(header, 0); // modification date	while((int)header.tellp() < 124)		byte(header,0); 	out.seekp(0);	std::string headerData = header.str();//   out.write(&headerData[0], headerData.size());	out << headerData;	word(out, CalculateCRC(0, &headerData[0], headerData.size()));	word(out, 0);	//longword(out,0);	out.seekp(0, std::ios::end);}   ResourceFile::ResourceFile(){} ResourceFile::ResourceFile(std::string path, ResourceFile::Format f){	assign(path, f);} ResourceFile::~ResourceFile(){ } bool ResourceFile::assign(std::string pathstring, ResourceFile::Format f){	this->pathstring = pathstring;	fs::path path(pathstring); 	fs::path rsrcPath = path.parent_path() / ".rsrc" / path.filename();	fs::path finfPath = path.parent_path() / ".finf" / path.filename(); 	format = f;	if(format == Format::autodetect)	{		if(path.extension() == ".bin")			format = Format::macbin;		else if(path.extension() == ".dsk" || path.extension() == ".img")			format = Format::diskimage;		//else if(fs::exists(rsrcPath))		//	format = Format::basilisk;		else		{			fs::ifstream in(path);			if(in)			{				int magic1 = longword(in);				if(in && magic1 == 0x00051600)				{					int magic2 = longword(in);					if(in && magic2 == 0x00020000)						format = Format::applesingle;				}			}		}	}	if(format == Format::autodetect)	{#ifdef __APPLE__		format = Format::real;#else		format = Format::basilisk;#endif	}	std::cout << "assigned: " << pathstring << " format " << (int)format << "\n";	return true;} bool ResourceFile::read(){	fs::path path(pathstring); 	switch(format)	{		case Format::basilisk:			{				fs::ifstream dataIn(path);				data = std::string(std::istreambuf_iterator<char>(dataIn),								   std::istreambuf_iterator<char>()); 				fs::ifstream rsrcIn(path.parent_path() / ".rsrc" / path.filename());				resources = Resources(rsrcIn);				fs::ifstream finfIn(path.parent_path() / ".finf" / path.filename());				type = ostype(finfIn);				creator = ostype(finfIn);			}			break;#ifdef __APPLE__		case Format::real:			{				fs::ifstream dataIn(path);				data = std::string(std::istreambuf_iterator<char>(dataIn),								   std::istreambuf_iterator<char>());				fs::ifstream rsrcIn(path / "..namedfork" / "rsrc");				resources = Resources(rsrcIn); 				char finf[32];				int n = getxattr(path.c_str(), XATTR_FINDERINFO_NAME,						finf, 32, 0, 0); 				std::istringstream finfIn(std::string(finf, finf+n));				type = ostype(finfIn);				creator = ostype(finfIn);			}			break;#endif		case Format::applesingle:			{				fs::ifstream in(path);				if(longword(in) != 0x00051600)					return false;				if(longword(in) != 0x00020000)					return false;				in.seekg(24);				int n = word(in);				for(int i = 0; i < n; i++)				{					in.seekg(26 + i * 12);					int what = longword(in);					int off = longword(in);					//int len = longword(in);					in.seekg(off);					switch(what)					{						case 1:							// ###							break;						case 2:							resources = Resources(in);							break;						case 9:							type = ostype(in);							creator = ostype(in);							break;					}				}			}			break; 		default:			return false;	}	return true;} bool ResourceFile::write(){	fs::path path(pathstring); 	switch(format)	{		case Format::basilisk:			{				fs::create_directory(path.parent_path() / ".rsrc");				fs::create_directory(path.parent_path() / ".finf"); 				fs::ofstream dataOut(path);				fs::ofstream rsrcOut(path.parent_path() / ".rsrc" / path.filename());				fs::ofstream finfOut(path.parent_path() / ".finf" / path.filename()); 				dataOut << data;				resources.writeFork(rsrcOut); 				ostype(finfOut, type);				ostype(finfOut, creator);				for(int i = 8; i < 32; i++)					byte(finfOut, 0);			}			break;#ifdef __APPLE__		case Format::real:			{				fs::ofstream dataOut(path);				fs::ofstream rsrcOut(path / "..namedfork" / "rsrc");				std::ostringstream finfOut; 				dataOut << data;				resources.writeFork(rsrcOut); 				ostype(finfOut, type);				ostype(finfOut, creator);				for(int i = 8; i < 32; i++)					byte(finfOut, 0);				setxattr(path.c_str(), XATTR_FINDERINFO_NAME,						finfOut.str().data(), 32, 0, 0);			}			break;#endif		case Format::macbin:			{				fs::ofstream out(path);				writeMacBinary(out, path.stem().string(), type, creator, resources, data);			}			break;		case Format::applesingle:			{				fs::ofstream out(path);				longword(out, 0x00051600);				longword(out, 0x00020000);				for(int i = 0; i < 16; i++)					byte(out, 0);				word(out, 3);				std::streampos entries = out.tellp();				for(int i = 0; i < 3*3; i++)					longword(out, 0);				std::streampos dataStart = out.tellp();				out << data;				std::streampos rsrcStart = out.tellp();				resources.writeFork(out);				std::streampos finfStart = out.tellp();				ostype(out, type);				ostype(out, creator);				for(int i = 8; i < 32; i++)					byte(out, 0);				out.seekp(entries);				longword(out, 1);				longword(out, dataStart);				longword(out, rsrcStart - dataStart);				longword(out, 2);				longword(out, rsrcStart);				longword(out, finfStart - rsrcStart);				longword(out, 3);				longword(out, finfStart);				longword(out, 32);			}			break;		case Format::diskimage:			{				std::ostringstream rsrcOut;				resources.writeFork(rsrcOut);				std::string rsrc = rsrcOut.str();				int size = rsrc.size(); 				size += 20 * 1024;				size += 800*1024 - size % (800*1024); 				fs::ofstream(path, std::ios::binary | std::ios::trunc).seekp(size-1).put(0); 				hfs_format(pathstring.c_str(), 0, 0, path.stem().string().substr(0,27).c_str(), 0, NULL);				hfsvol *vol = hfs_mount(pathstring.c_str(), 0, HFS_MODE_RDWR);				//hfs_setvol(vol, )				hfsfile *file = hfs_create(vol, (path.stem().string().substr(0,31)).c_str(),										   ((std::string)type).c_str(), ((std::string)creator).c_str());				hfs_setfork(file, 0);				hfs_write(file, data.data(), data.size());				hfs_setfork(file, 1);				hfs_write(file, rsrc.data(), rsrc.size()); 				hfs_close(file);				hfs_umount(vol); 			}			break; 		default:			return false;	}	return true;}