gsc-tool/src/tool/xsk/main.cpp
2021-11-15 22:18:55 +01:00

533 lines
16 KiB
C++

// Copyright 2021 xensik. All rights reserved.
//
// Use of this source code is governed by a GNU GPLv3 license
// that can be found in the LICENSE file.
#include "stdafx.hpp"
#include "iw5/xsk/iw5.hpp"
#include "iw6/xsk/iw6.hpp"
#include "iw7/xsk/iw7.hpp"
#include "iw8/xsk/iw8.hpp"
#include "s1/xsk/s1.hpp"
#include "s2/xsk/s2.hpp"
#include "s4/xsk/s4.hpp"
#include "h1/xsk/h1.hpp"
#include "h2/xsk/h2.hpp"
namespace xsk::gsc
{
enum class encd { __, SOURCE, ASSEMBLY, BINARY };
enum class mode { __, ASM, DISASM, COMP, DECOMP };
enum class game { __, IW5, IW6, IW7, IW8, S1, S2, S4, H1, H2 };
const std::map<std::string, encd> exts =
{
{ ".gsc", encd::SOURCE },
{ ".gscasm", encd::ASSEMBLY },
{ ".cgsc", encd::BINARY },
{ ".gscbin", encd::BINARY },
};
const std::map<std::string, mode> modes =
{
{ "asm", mode::ASM },
{ "disasm", mode::DISASM },
{ "comp", mode::COMP },
{ "decomp", mode::DECOMP },
};
const std::map<std::string, game> games =
{
{ "iw5", game::IW5 },
{ "iw6", game::IW6 },
{ "iw7", game::IW7 },
{ "iw8", game::IW8 },
{ "s1", game::S1 },
{ "s2", game::S2 },
{ "s4", game::S4 },
{ "h1", game::H1 },
{ "h2", game::H2 },
};
const std::map<mode, encd> encds =
{
{ mode::ASM , encd::ASSEMBLY },
{ mode::DISASM, encd::BINARY },
{ mode::COMP, encd::SOURCE },
{ mode::DECOMP, encd::BINARY },
};
std::map<game, std::unique_ptr<gsc::assembler>> assemblers;
std::map<game, std::unique_ptr<gsc::disassembler>> disassemblers;
std::map<game, std::unique_ptr<gsc::compiler>> compilers;
std::map<game, std::unique_ptr<gsc::decompiler>> decompilers;
std::map<mode, std::function<void(game game, std::string file)>> funcs;
bool zonetool = false;
auto overwrite_prompt(const std::string& file) -> bool
{
auto overwrite = true;
if (utils::file::exists(file))
{
do
{
std::cout << "File \"" << file << "\" already exists, overwrite? [Y/n]: ";
auto result = std::getchar();
if (result == '\n' || result == 'Y' || result == 'y')
{
break;
}
else if (result == 'N' || result == 'n')
{
overwrite = false;
break;
}
} while (true);
}
return overwrite;
}
auto choose_resolver_file_name(uint32_t id, game& game) -> std::string
{
switch (game)
{
case game::IW5: return iw5::resolver::file_name(static_cast<std::uint16_t>(id));
case game::IW6: return iw6::resolver::file_name(static_cast<std::uint16_t>(id));
case game::IW7: return iw7::resolver::file_name(id);
case game::IW8: return iw8::resolver::file_name(id);
case game::S1: return s1::resolver::file_name(static_cast<std::uint16_t>(id));
case game::S2: return s2::resolver::file_name(static_cast<std::uint16_t>(id));
case game::S4: return s4::resolver::file_name(id);
case game::H1: return h1::resolver::file_name(static_cast<std::uint16_t>(id));
case game::H2: return h2::resolver::file_name(static_cast<std::uint16_t>(id));
default: return "";
}
}
void assemble_file(game game, std::string file)
{
try
{
const auto& assembler = assemblers[game];
const auto ext = std::string(".gscasm");
const auto extpos = file.find(ext);
if (extpos != std::string::npos)
{
file.replace(extpos, ext.length(), "");
}
auto data = utils::file::read(file + ext);
assembler->assemble(file, data);
if (overwrite_prompt(file + (zonetool ? ".cgsc" : ".gscbin")))
{
if(zonetool)
{
utils::file::save(file + ".cgsc", assembler->output_script());
utils::file::save(file + ".cgsc.stack", assembler->output_stack());
std::cout << "assembled " << file << ".cgsc\n";
}
else
{
gsc::asset script;
auto uncompressed = assembler->output_stack();
auto compressed = utils::zlib::compress(uncompressed);
script.name = file;
script.bytecode = assembler->output_script();
script.buffer = std::move(compressed);
script.len = uncompressed.size();
script.compressedLen = script.buffer.size();
script.bytecodeLen = script.bytecode.size();
auto output = script.serialize();
utils::file::save(file + ".gscbin", output);
std::cout << "assembled " << file << ".gscbin\n";
}
}
}
catch(const std::exception& e)
{
std::cerr << e.what() << '\n';
}
}
void disassemble_file(game game, std::string file)
{
try
{
const auto& disassembler = disassemblers[game];
if(zonetool)
{
if (file.find(".gscbin") != std::string::npos) return;
if (file.find(".stack") != std::string::npos)
{
std::cerr << "Cannot disassemble stack files\n";
return;
}
const auto ext = std::string(".cgsc");
const auto extpos = file.find(ext);
if (extpos != std::string::npos)
{
file.replace(extpos, ext.length(), "");
}
auto script = utils::file::read(file + ".cgsc");
auto stack = utils::file::read(file + ".cgsc.stack");
disassembler->disassemble(file, script, stack);
}
else
{
if (file.find(".cgsc") != std::string::npos) return;
const auto ext = std::string(".gscbin");
const auto extpos = file.find(ext);
if (extpos != std::string::npos)
{
file.replace(extpos, ext.length(), "");
}
auto data = utils::file::read(file + ext);
gsc::asset script;
script.deserialize(data);
auto stack = utils::zlib::decompress(script.buffer, script.len);
disassembler->disassemble(file, script.bytecode, stack);
}
auto scriptid = std::filesystem::path(file).filename().string();
if (!isdigit(scriptid.data()[0]))
{
utils::file::save(file + ".gscasm", disassembler->output_data());
std::cout << "disassembled " << file << ".gscasm\n";
}
else
{
auto filename = choose_resolver_file_name(std::atoi(scriptid.data()), game);
auto count = file.find(scriptid);
if (count != std::string::npos)
{
if (!filename.empty())
{
file.erase(count, scriptid.length());
}
}
utils::file::save(file + filename + ".gscasm", disassembler->output_data());
std::cout << "disassembled " << file << filename << ".gscasm\n";
}
}
catch(const std::exception& e)
{
std::cerr << e.what() << '\n';
}
}
void compile_file(game game, std::string file)
{
try
{
const auto& assembler = assemblers[game];
const auto& compiler = compilers[game];
const auto ext = std::string(".gsc");
const auto extpos = file.find(ext);
if (extpos != std::string::npos)
{
file.replace(extpos, ext.length(), "");
}
auto data = utils::file::read(file + ext);
compiler->set_readf_callback(utils::file::read);
compiler->compile(file, data);
auto assembly = compiler->output();
assembler->assemble(file, assembly);
if (overwrite_prompt(file + (zonetool ? ".cgsc" : ".gscbin")))
{
if(zonetool)
{
utils::file::save(file + ".cgsc", assembler->output_script());
utils::file::save(file + ".cgsc.stack", assembler->output_stack());
std::cout << "compiled " << file << ".cgsc\n";
}
else
{
gsc::asset script;
auto uncompressed = assembler->output_stack();
auto compressed = utils::zlib::compress(uncompressed);
script.name = file;
script.bytecode = assembler->output_script();
script.buffer = std::move(compressed);
script.len = uncompressed.size();
script.compressedLen = script.buffer.size();
script.bytecodeLen = script.bytecode.size();
auto output = script.serialize();
utils::file::save(file + ".gscbin", output);
std::cout << "compiled " << file << ".gscbin\n";
}
}
}
catch(const std::exception& e)
{
std::cerr << e.what() << '\n';
}
}
void decompile_file(game game, std::string file)
{
try
{
const auto& disassembler = disassemblers[game];
if(zonetool)
{
if (file.find(".gscbin") != std::string::npos) return;
if (file.find(".stack") != std::string::npos)
{
std::cerr << "Cannot disassemble stack files\n";
return;
}
const auto ext = std::string(".cgsc");
const auto extpos = file.find(ext);
if (extpos != std::string::npos)
{
file.replace(extpos, ext.length(), "");
}
auto script = utils::file::read(file + ".cgsc");
auto stack = utils::file::read(file + ".cgsc.stack");
disassembler->disassemble(file, script, stack);
}
else
{
if (file.find(".cgsc") != std::string::npos) return;
const auto ext = std::string(".gscbin");
const auto extpos = file.find(ext);
if (extpos != std::string::npos)
{
file.replace(extpos, ext.length(), "");
}
auto data = utils::file::read(file + ext);
gsc::asset script;
script.deserialize(data);
auto stack = utils::zlib::decompress(script.buffer, script.len);
disassembler->disassemble(file, script.bytecode, stack);
}
const auto& decompiler = decompilers[game];
auto output = disassembler->output();
decompiler->decompile(file, output);
auto scriptid = std::filesystem::path(file).filename().string();
if (!isdigit(scriptid.data()[0]))
{
utils::file::save(file + ".gsc", decompiler->output());
std::cout << "decompiled " << file << ".gsc\n";
}
else
{
auto filename = choose_resolver_file_name(std::atoi(scriptid.data()), game);
auto count = file.find(scriptid);
if (count != std::string::npos)
{
if (!filename.empty())
{
file.erase(count, scriptid.length());
}
}
utils::file::save(file + filename + ".gsc", decompiler->output());
std::cout << "decompiled " << file << filename << ".gsc\n";
}
}
catch(const std::exception& e)
{
std::cerr << e.what() << '\n';
}
}
void execute(mode mode, game game, const std::string& path)
{
if(std::filesystem::is_directory(path))
{
for(const auto& entry : std::filesystem::recursive_directory_iterator(path))
{
if(entry.is_regular_file())
{
auto it1 = encds.find(mode);
auto it2 = exts.find(entry.path().extension().string());
if(it1 != encds.end() && it2 != exts.end() && it1->second == it2->second)
{
funcs[mode](game, entry.path().string());
}
}
}
}
else if(std::filesystem::is_regular_file(path))
{
funcs[mode](game, path);
}
}
int parse_flags(int argc, char** argv, game& game, mode& mode, std::string& path)
{
if (argc != 4) return 1;
auto arg = utils::string::to_lower(argv[1]);
if(arg.at(0) == 'z')
{
arg.erase(arg.begin());
zonetool = true;
}
const auto it = modes.find(arg);
if (it != modes.end())
{
mode = it->second;
}
else
{
std::cout << "Unknown mode '" << argv[1] << "'.\n\n";
return 1;
}
arg = utils::string::to_lower(argv[2]);
const auto itr = games.find(arg);
if (itr != games.end())
{
game = itr->second;
}
else
{
std::cout << "Unknown game '" << argv[2] << "'.\n\n";
return 1;
}
path = utils::string::fordslash(argv[3]);
return 0;
}
void print_usage()
{
std::cout << "usage: gsc-tool.exe <mode> <game> <path>\n";
std::cout << " * modes: asm, disasm, comp, decomp\n";
std::cout << " * games: iw5, iw6, iw7, iw8, s1, s2, s4, h1, h2\n";
std::cout << " * paths: file or directory (recursive)\n";
}
std::uint32_t main(std::uint32_t argc, char** argv)
{
auto path = ""s;
mode mode = mode::__;
game game = game::__;
assemblers[game::IW5] = std::make_unique<gsc::iw5::assembler>();
assemblers[game::IW6] = std::make_unique<gsc::iw6::assembler>();
assemblers[game::IW7] = std::make_unique<gsc::iw7::assembler>();
assemblers[game::IW8] = std::make_unique<gsc::iw8::assembler>();
assemblers[game::S1] = std::make_unique<gsc::s1::assembler>();
assemblers[game::S2] = std::make_unique<gsc::s2::assembler>();
assemblers[game::S4] = std::make_unique<gsc::s4::assembler>();
assemblers[game::H1] = std::make_unique<gsc::h1::assembler>();
assemblers[game::H2] = std::make_unique<gsc::h2::assembler>();
disassemblers[game::IW5] = std::make_unique<gsc::iw5::disassembler>();
disassemblers[game::IW6] = std::make_unique<gsc::iw6::disassembler>();
disassemblers[game::IW7] = std::make_unique<gsc::iw7::disassembler>();
disassemblers[game::IW8] = std::make_unique<gsc::iw8::disassembler>();
disassemblers[game::S1] = std::make_unique<gsc::s1::disassembler>();
disassemblers[game::S2] = std::make_unique<gsc::s2::disassembler>();
disassemblers[game::S4] = std::make_unique<gsc::s4::disassembler>();
disassemblers[game::H1] = std::make_unique<gsc::h1::disassembler>();
disassemblers[game::H2] = std::make_unique<gsc::h2::disassembler>();
compilers[game::IW5] = std::make_unique<gsc::iw5::compiler>(gsc::compilation_mode::release);
compilers[game::IW6] = std::make_unique<gsc::iw6::compiler>();
compilers[game::IW7] = std::make_unique<gsc::iw7::compiler>();
compilers[game::IW8] = std::make_unique<gsc::iw8::compiler>();
compilers[game::S1] = std::make_unique<gsc::s1::compiler>();
compilers[game::S2] = std::make_unique<gsc::s2::compiler>();
compilers[game::S4] = std::make_unique<gsc::s4::compiler>();
compilers[game::H1] = std::make_unique<gsc::h1::compiler>();
compilers[game::H2] = std::make_unique<gsc::h2::compiler>();
decompilers[game::IW5] = std::make_unique<gsc::iw5::decompiler>();
decompilers[game::IW6] = std::make_unique<gsc::iw6::decompiler>();
decompilers[game::IW7] = std::make_unique<gsc::iw7::decompiler>();
decompilers[game::IW8] = std::make_unique<gsc::iw8::decompiler>();
decompilers[game::S1] = std::make_unique<gsc::s1::decompiler>();
decompilers[game::S2] = std::make_unique<gsc::s2::decompiler>();
decompilers[game::S4] = std::make_unique<gsc::s4::decompiler>();
decompilers[game::H1] = std::make_unique<gsc::h1::decompiler>();
decompilers[game::H2] = std::make_unique<gsc::h2::decompiler>();
funcs[mode::ASM] = assemble_file;
funcs[mode::DISASM] = disassemble_file;
funcs[mode::COMP] = compile_file;
funcs[mode::DECOMP] = decompile_file;
if (parse_flags(argc, argv, game, mode, path))
{
print_usage();
return 0;
}
execute(mode, game, path);
return 0;
}
} // namespace xsk::gsc
int main(int argc, char** argv)
{
xsk::gsc::main(argc, argv);
}