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// Copyright (c) 2017 Egor Tensin <Egor.Tensin@gmail.com>
// This file is part of the "winapi-debug" project.
// For details, see https://github.com/egor-tensin/winapi-debug.
// Distributed under the MIT License.
#include "command_line.hpp"
#include "pdb_descr.hpp"
#include <winapi/debug.hpp>
#include <boost/program_options.hpp>
#include <exception>
#include <iostream>
#include <sstream>
#include <string>
#include <vector>
namespace {
class Addr2Name : public SettingsParser {
public:
explicit Addr2Name(int argc, char** argv) : SettingsParser{argc, argv} {
namespace po = boost::program_options;
visible.add_options()(
"pdb", po::value<std::vector<PDB>>(&pdbs)->value_name("ADDR,PATH"), "load a PDB file");
visible.add_options()(
"lines,l", po::bool_switch(&lines), "try to resolve source files & line numbers");
hidden.add_options()(
"address",
po::value<std::vector<winapi::Address>>(&addresses)->value_name("ADDR"),
"add an address to resolve");
positional.add("address", -1);
}
const char* get_short_description() const override {
return "[-h|--help] [--pdb ADDR,PATH]... [-l|--lines] [--] [ADDR]...";
}
std::vector<PDB> pdbs;
std::vector<winapi::Address> addresses;
bool lines = false;
};
std::string format_symbol(const winapi::Module& module, const winapi::Symbol& symbol) {
std::ostringstream oss;
oss << module.get_name() << '!' << symbol.get_name();
const auto displacement = symbol.get_displacement();
if (displacement)
oss << '+' << winapi::format_address(displacement);
return oss.str();
}
std::string format_line_info(const winapi::LineInfo& line_info) {
std::ostringstream oss;
oss << '[' << line_info.file_path << " @ " << line_info.line_number << ']';
return oss.str();
}
void dump_error(const std::exception& e) {
std::cerr << "error: " << e.what() << '\n';
}
void resolve_symbol(const winapi::PostMortem& analysis,
winapi::Address address,
bool lines = false) {
try {
const auto symbol = analysis.resolve_symbol(address);
const auto& module = analysis.module_with_offline_base(symbol.get_offline_base());
std::ostringstream msg;
msg << format_symbol(module, symbol);
if (lines) {
try {
const auto line_info = analysis.resolve_line(address);
msg << ' ' << format_line_info(line_info);
} catch (const std::exception& e) {
dump_error(e);
}
}
std::cout << msg.str() << '\n';
} catch (const std::exception& e) {
dump_error(e);
std::cout << winapi::format_address(address) << '\n';
}
}
} // namespace
int main(int argc, char* argv[]) {
try {
Addr2Name settings{argc, argv};
try {
settings.parse(argc, argv);
} catch (const boost::program_options::error& e) {
settings.usage_error(e);
return 1;
}
if (settings.exit_with_usage) {
settings.usage();
return 0;
}
winapi::PostMortem analysis;
for (const auto& pdb : settings.pdbs)
analysis.add_pdb(pdb.online_base, pdb.path);
for (const auto& address : settings.addresses)
resolve_symbol(analysis, address, settings.lines);
} catch (const std::exception& e) {
dump_error(e);
return 1;
}
return 0;
}
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