GCrypt/GhettoCryptCLI/CommandlineInterface.cpp
2022-03-16 01:31:28 +01:00

169 lines
7.7 KiB
C++

#include "CommandlineInterface.h"
#include <iostream>
#include "../GhettoCrypt/Version.h"
#include "../GhettoCrypt/Config.h"
#include "Version.h"
using namespace Hazelnp;
void CommandlineInterface::Init(int argc, const char* const* argv)
{
/* General information */
std::stringstream ss;
ss << "CLI for the ghettocrypt cipher/obfuscator" << std::endl
<< "Copyright (c) 2022 Leon Etienne" << std::endl
<< "Ghettocrypt v" << GHETTOCRYPT_VERSION << std::endl
<< "Ghettocrypt CLI v" << GHETTOCRYPTCLI_VERSION << std::endl
<< "THIS IS EXPERIMENTAL SOFTWARE AND MUST BE CONSIDERED INSECURE. DO NOT USE THIS TO ENCRYPT SENSITIVE DATA! READ THE README FILES ACCESSIBLE AT \"https://github.com/Leonetienne/GhettoCrypt/blob/master/readme.md\" AND \"https://github.com/Leonetienne/GhettoCrypt/blob/master/GhettoCryptCLI/readme.md\"";
nupp.SetBriefDescription(ss.str());
ss.str("");
nupp.SetCatchHelp("true");
nupp.SetCrashOnFail("true");
/* Builtin documentation */
nupp.RegisterDescription("--encrypt", "Use the encryption routine.");
nupp.RegisterConstraint("--encrypt", ParamConstraint(true, DATA_TYPE::VOID, {}, false, {"--decrypt", "--hash" }));
nupp.RegisterAbbreviation("-e", "--encrypt");
nupp.RegisterDescription("--decrypt", "Use decryption routine.");
nupp.RegisterConstraint("--decrypt", ParamConstraint(true, DATA_TYPE::VOID, {}, false, { "--encrypt", "--hash" }));
nupp.RegisterAbbreviation("-d", "--decrypt");
nupp.RegisterDescription("--hash", "Use the ghetto cipher as a hash digest.");
nupp.RegisterConstraint("--hash", ParamConstraint(true, DATA_TYPE::VOID, {}, false, { "--encrypt", "--decrypt" }));
nupp.RegisterAbbreviation("-h", "--hash");
nupp.RegisterDescription("--intext", "Encrypt this string. Dumps to stdout.");
nupp.RegisterConstraint("--intext", ParamConstraint(true, DATA_TYPE::STRING, {}, false, { "--infile" }));
nupp.RegisterAbbreviation("-it", "--intext");
nupp.RegisterDescription("--infile", "Encrypt this file. Saves as {filename}.crypt, if not specified otherwise.");
nupp.RegisterConstraint("--infile", ParamConstraint(true, DATA_TYPE::STRING, {}, false, { "--intext" }));
nupp.RegisterAbbreviation("-if", "--infile");
nupp.RegisterDescription("--ofile", "Use this filename for output if --infile is specified. Gets ignored otherwise.");
nupp.RegisterConstraint("--ofile", ParamConstraint(true, DATA_TYPE::STRING, {}, false, { "--ostdout", "--hash" }));
nupp.RegisterAbbreviation("-of", "--ofile");
nupp.RegisterAbbreviation("-o", "--ofile");
nupp.RegisterDescription("--ostdout", "Output of digested files will be dumped to stdout instead of a file.");
nupp.RegisterConstraint("--ostdout", ParamConstraint(true, DATA_TYPE::VOID, {}, false, { "--ofile", "--hash" }));
nupp.RegisterDescription("--key", "Use this value as a password to extrapolate the encryption key. WARNING: Arguments may be logged by the system!");
nupp.RegisterConstraint("--key", ParamConstraint(true, DATA_TYPE::STRING, {}, false, { "--keyfile", "--keyask", "--hash" }));
nupp.RegisterAbbreviation("-k", "--key");
ss << "Read in the first {KEYSIZE}(=" << GhettoCipher::BLOCK_SIZE << ") bits of this file and use that as an encryption key. WARNING: Arguments may be logged by the system!";
nupp.RegisterDescription("--keyfile", ss.str());
ss.str("");
nupp.RegisterConstraint("--keyfile", ParamConstraint(true, DATA_TYPE::STRING, {}, false, { "--key", "--keyask", "--hash" }));
nupp.RegisterAbbreviation("-kf", "--keyfile");
nupp.RegisterDescription("--keyask", "Read the encryption key from stdin.");
nupp.RegisterConstraint("--keyask", ParamConstraint(true, DATA_TYPE::VOID, {}, false, { "--key", "--keyfile", "--hash" }));
nupp.RegisterAbbreviation("-ka", "--keyask");
nupp.RegisterDescription("--progress", "Print digestion progress to stdout. May be advisable for large files, as the cipher is rather slow.");
nupp.RegisterConstraint("--progress", ParamConstraint(true, DATA_TYPE::VOID, {}, false, {}));
nupp.RegisterAbbreviation("-p", "--progress");
nupp.RegisterDescription("--iobase-2", "Interpret and format ciphertexts in base2");
nupp.RegisterConstraint("--iobase-2", ParamConstraint(true, DATA_TYPE::VOID, {}, false, { "--iobase-8", "--iobase-10", "--iobase-64", "--iobase-uwu", "--iobase-ugh" }));
nupp.RegisterDescription("--iobase-8", "Interpret and format ciphertexts in base8");
nupp.RegisterConstraint("--iobase-8", ParamConstraint(true, DATA_TYPE::VOID, {}, false, { "--iobase-2", "--iobase-10", "--iobase-64", "--iobase-uwu", "--iobase-ugh" }));
nupp.RegisterDescription("--iobase-10", "Interpret and format ciphertexts in base10");
nupp.RegisterConstraint("--iobase-10", ParamConstraint(true, DATA_TYPE::VOID, {}, false, { "--iobase-2", "--iobase-8", "--iobase-64", "--iobase-uwu", "--iobase-ugh" }));
nupp.RegisterDescription("--iobase-64", "Interpret and format ciphertexts in base64");
nupp.RegisterConstraint("--iobase-64", ParamConstraint(true, DATA_TYPE::VOID, {}, false, { "--iobase-2", "--iobase-8", "--iobase-10", "--iobase-uwu", "--iobase-ugh" }));
nupp.RegisterDescription("--iobase-uwu", "Interpret and format ciphertexts in base uwu");
nupp.RegisterConstraint("--iobase-uwu", ParamConstraint(true, DATA_TYPE::VOID, {}, false, { "--iobase-2", "--iobase-8", "--iobase-10", "--iobase-64", "--iobase-ugh" }));
nupp.RegisterDescription("--iobase-ugh", "Interpret and format ciphertexts in base ugh");
nupp.RegisterConstraint("--iobase-ugh", ParamConstraint(true, DATA_TYPE::VOID, {}, false, { "--iobase-2", "--iobase-8", "--iobase-10", "--iobase-64", "--iobase-uwu" }));
nupp.RegisterDescription("--version", "Will supply the version of ghettocrypt used.");
nupp.RegisterConstraint("--version", ParamConstraint(true, DATA_TYPE::VOID, {}, false, {}));
nupp.RegisterAbbreviation("-v", "--version");
nupp.RegisterDescription("--cli-version", "Will supply the version of ghettocrypt-cli used.");
nupp.RegisterConstraint("--cli-version", ParamConstraint(true, DATA_TYPE::VOID, {}, false, {}));
/* Now parse */
nupp.Parse(argc, argv);
CatchVersionQueries();
SpecialCompatibilityChecking();
return;
}
Hazelnp::CmdArgsInterface& CommandlineInterface::Get()
{
return nupp;
}
void CommandlineInterface::SpecialCompatibilityChecking()
{
// Encryption key
// Do we have EITHER --hash (no key required), --key, --keyask or --keyfile given?
if (
(!nupp.HasParam("--hash")) &&
(!nupp.HasParam("--key")) &&
(!nupp.HasParam("--keyfile")) &&
(!nupp.HasParam("--keyask"))
)
CrashWithMsg("No encryption key supplied! Please supply either --key, --keyfile, or --keyask!");
// Encryption input
// Do we have EITHER --intext or --infile?
if (
(!nupp.HasParam("--intext")) &&
(!nupp.HasParam("--infile"))
)
CrashWithMsg("No encryption input supplied! Please supply either --intext or --infile!");
// Encryption mode
// Do we have EITHER --encrypt or --decrypt or --hash?
if (
(!nupp.HasParam("--hash")) &&
(!nupp.HasParam("--encrypt")) &&
(!nupp.HasParam("--decrypt"))
)
CrashWithMsg("No encryption mode supplied! Please supply either --encrypt, --decrypt, or --hash!");
return;
}
void CommandlineInterface::CrashWithMsg(const std::string& msg)
{
std::cerr
<< nupp.GetBriefDescription()
<< std::endl
<< "Fatal error! Unable to continue! More information:" << std::endl
<< msg << std::endl;
exit(-1);
}
void CommandlineInterface::CatchVersionQueries()
{
if (nupp.HasParam("--version"))
{
std::cout << GHETTOCRYPT_VERSION << std::endl;
exit(0);
}
else if (nupp.HasParam("--cli-version"))
{
std::cout << GHETTOCRYPTCLI_VERSION << std::endl;
exit(0);
}
return;
}
CmdArgsInterface CommandlineInterface::nupp;