From c67055bad3cdfc93e2ac57d87f36c6e0993af690 Mon Sep 17 00:00:00 2001
From: Egor Tensin <Egor.Tensin@gmail.com>
Date: Wed, 17 May 2017 06:00:20 +0300
Subject: initial commit

---
 utils/addr2name.cpp | 130 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 utils/addr2name.cpp

(limited to 'utils/addr2name.cpp')

diff --git a/utils/addr2name.cpp b/utils/addr2name.cpp
new file mode 100644
index 0000000..a01f61e
--- /dev/null
+++ b/utils/addr2name.cpp
@@ -0,0 +1,130 @@
+// Copyright (c) 2017 Egor Tensin <Egor.Tensin@gmail.com>
+// This file is part of the "PDB repository" project.
+// For details, see https://github.com/egor-tensin/pdb-repo.
+// Distributed under the MIT License.
+
+#include "command_line.hpp"
+#include "pdb_descr.hpp"
+
+#include "pdb/all.hpp"
+
+#include <boost/program_options.hpp>
+
+#include <exception>
+#include <iostream>
+#include <string>
+#include <vector>
+
+namespace
+{
+    class Addr2Name : public SettingsParser
+    {
+    public:
+        explicit Addr2Name(const std::string& argv0)
+            : SettingsParser{argv0, build_options(), build_args()}
+        { }
+
+        bool exit_with_usage() const { return help_flag; }
+
+        const char* get_short_description() const override
+        {
+            return "[-h|--help] [--pdb ADDR,PATH]... [--] [ADDR]...";
+        }
+
+        std::vector<PDB> pdbs;
+
+        std::vector<pdb::Address> addresses;
+
+    private:
+        Options build_options()
+        {
+            namespace program_options = boost::program_options;
+            Options descr{"options"};
+            descr.add_options()
+                ("help,h",
+                    program_options::bool_switch(&help_flag),
+                    "show this message and exit")
+                ("pdb",
+                    program_options::value<std::vector<PDB>>(&pdbs)
+                        ->value_name("ADDR,PATH"),
+                    "load a PDB file")
+                ("address",
+                    program_options::value<std::vector<pdb::Address>>(&addresses)
+                        ->value_name("ADDR"),
+                    "add an address to resolve");
+            return descr;
+        }
+
+        static Arguments build_args()
+        {
+            Arguments descr;
+            descr.add("address", -1);
+            return descr;
+        }
+
+        bool help_flag = false;
+    };
+
+    std::string format_address(pdb::Address address)
+    {
+        std::ostringstream oss;
+        oss << std::showbase << std::hex << address;
+        return oss.str();
+    }
+
+    void dump_error(const std::exception& e)
+    {
+        std::cerr << "error: " << e.what() << '\n';
+    }
+
+    void resolve_symbol(const pdb::Repo& repo, pdb::Address address)
+    {
+        try
+        {
+            std::cout << repo.resolve_symbol(address).get_name() << '\n';
+        }
+        catch (const std::exception& e)
+        {
+            dump_error(e);
+            std::cout << format_address(address) << '\n';
+        }
+    }
+}
+
+int main(int argc, char* argv[])
+{
+    try
+    {
+        const Addr2Name settings{argv[0]};
+
+        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;
+        }
+
+        pdb::Repo repo;
+
+        for (const auto& pdb : settings.pdbs)
+            repo.add_pdb(pdb.online_base, pdb.path);
+
+        for (const auto& address : settings.addresses)
+            resolve_symbol(repo, address);
+    }
+    catch (const std::exception& e)
+    {
+        dump_error(e);
+        return 1;
+    }
+    return 0;
+}
-- 
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