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| author | Jeffrey Walton <noloader@gmail.com> | 2019-01-06 21:15:00 -0500 |
|---|---|---|
| committer | Jeffrey Walton <noloader@gmail.com> | 2019-01-06 21:15:00 -0500 |
| commit | 72ce467f238c11054ea6586a42a39f2716e2d266 (patch) | |
| tree | 6f191d1b7d799d561a16421369de621a076d9b6d /TestPrograms/dump2def.cxx | |
| parent | c97e786cbb68cdc28d234c74ba3a06b4cf585668 (diff) | |
| download | cryptopp-git-72ce467f238c11054ea6586a42a39f2716e2d266.tar.gz | |
Add dump2def source file
Diffstat (limited to 'TestPrograms/dump2def.cxx')
| -rw-r--r-- | TestPrograms/dump2def.cxx | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/TestPrograms/dump2def.cxx b/TestPrograms/dump2def.cxx new file mode 100644 index 00000000..ad701dad --- /dev/null +++ b/TestPrograms/dump2def.cxx @@ -0,0 +1,145 @@ +// dump2def.cxx - Written and placed in public domain by Jeffrey Walton
+// Create a module definitions file from a dumpbin file/
+// dump2def can be used to create a list of exports from
+// a static library. Then, the exports can used to build
+// a dynamic link library with the same exports.
+
+#include <iostream>
+#include <fstream>
+#include <sstream>
+#include <string>
+#include <vector>
+#include <set>
+
+typedef std::set<std::string> SymbolMap;
+
+void PrintHelpAndExit(int code)
+{
+ std::cout << "dump2def - create a module definitions file from a dumpbin file" << std::endl;
+ std::cout << " Written and placed in public domain by Jeffrey Walton" << std::endl;
+ std::cout << std::endl;
+
+ std::cout << "Usage: " << std::endl;
+
+ std::cout << " dump2def <infile>" << std::endl;
+ std::cout << " - Create a def file from <infile> and write it to a file with" << std::endl;
+ std::cout << " the same name as <infile> but using the .def extension" << std::endl;
+
+ std::cout << " dump2def <infile> <outfile>" << std::endl;
+ std::cout << " - Create a def file from <infile> and write it to <outfile>" << std::endl;
+
+ std::exit(code);
+}
+
+int main(int argc, char* argv[])
+{
+ // ******************** Handle Options ******************** //
+
+ // Convenience item
+ std::vector<std::string> opts;
+ for (size_t i=0; i<argc; ++i)
+ opts.push_back(argv[i]);
+
+ // Look for help
+ std::string opt = opts.size() < 3 ? "" : opts[1].substr(0,2);
+ if (opt == "/h" || opt == "-h" || opt == "/?" || opt == "-?")
+ PrintHelpAndExit(0);
+
+ // Add <outfile> as needed
+ if (opts.size() == 2)
+ {
+ std::string outfile = opts[1];
+ std::string::size_type pos = outfile.length() < 5 ? std::string::npos : outfile.length() - 5;
+ if (pos == std::string::npos || outfile.substr(pos) != ".dump")
+ PrintHelpAndExit(1);
+
+ outfile.replace(pos, 5, ".def");
+ opts.push_back(outfile);
+ }
+
+ // Check or exit
+ if (opts.size() != 3)
+ PrintHelpAndExit(1);
+
+ // ******************** Read MAP file ******************** //
+
+ SymbolMap symbols;
+
+ try
+ {
+ std::ifstream infile(opts[1].c_str());
+ std::string::size_type pos;
+ std::string line;
+
+ // Find start of the symbol table
+ while (std::getline(infile, line))
+ {
+ pos = line.find("public symbols");
+ if (pos == std::string::npos) { continue; }
+
+ // Eat the whitespace after the table heading
+ infile >> std::ws;
+ break;
+ }
+
+ while (std::getline(infile, line))
+ {
+ // End of table
+ if (line.empty()) { break; }
+
+ std::istringstream iss(line);
+ std::string address, symbol;
+ iss >> address >> symbol;
+
+ symbols.insert(symbol);
+ }
+ }
+ catch (const std::exception& ex)
+ {
+ std::cerr << "Unexpected exception:" << std::endl;
+ std::cerr << ex.what() << std::endl;
+ std::cerr << std::endl;
+
+ PrintHelpAndExit(1);
+ }
+
+ // ******************** Write DEF file ******************** //
+
+ try
+ {
+ std::ofstream outfile(opts[2].c_str());
+
+ // Library name, cryptopp.dll
+ std::string name = opts[2];
+ std::string::size_type pos = name.find_last_of(".");
+
+ if (pos != std::string::npos)
+ name.erase(pos);
+
+ outfile << "LIBRARY " << name << std::endl;
+ outfile << "DESCRIPTION \"Crypto++ Library\"" << std::endl;
+ outfile << "EXPORTS" << std::endl;
+ outfile << std::endl;
+
+ outfile << "\t;; " << symbols.size() << " symbols" << std::endl;
+
+ // Symbols from our object files
+ SymbolMap::const_iterator it = symbols.begin();
+ for ( ; it != symbols.end(); ++it)
+ outfile << "\t" << *it << std::endl;
+ }
+ catch (const std::exception& ex)
+ {
+ std::cerr << "Unexpected exception:" << std::endl;
+ std::cerr << ex.what() << std::endl;
+ std::cerr << std::endl;
+
+ PrintHelpAndExit(1);
+ }
+
+ std::cout << std::endl;
+ std::cout << symbols.size() << " library symbols";
+ std::cout << std::endl;
+
+ return 0;
+}
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