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print defaults for cipher and blocksize in cli help (#124) 

Closes #94.
This commit is contained in:
Nicolas Schneider 2017-01-23 01:23:51 +01:00 committed by Sebastian Meßmer
parent 013be34150
commit ffc2fe8eef
1 changed files with 8 additions and 2 deletions
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10
src/cryfs-cli/program_options/Parser.cpp
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@ -2,11 +2,13 @@
#include "utils.h"
#include <iostream>
#include <boost/optional.hpp>
#include <cryfs/config/CryConfigConsole.h>
#include <cryfs-cli/Environment.h>
namespace po = boost::program_options;
namespace bf = boost::filesystem;
using namespace cryfs::program_options;
using cryfs::CryConfigConsole;
using std::pair;
using std::vector;
using std::cerr;
@ -118,12 +120,16 @@ vector<const char*> Parser::_to_const_char_vector(const vector<string> &options)
void Parser::_addAllowedOptions(po::options_description *desc) {
po::options_description options("Allowed options");
string cipher_description = "Cipher to use for encryption. See possible values by calling cryfs with --show-ciphers. Default: ";
cipher_description += CryConfigConsole::DEFAULT_CIPHER;
string blocksize_description = "The block size used when storing ciphertext blocks (in bytes). Default: ";
blocksize_description += std::to_string(CryConfigConsole::DEFAULT_BLOCKSIZE_BYTES);
options.add_options()
("help,h", "show help message")
("config,c", po::value<string>(), "Configuration file")
("foreground,f", "Run CryFS in foreground.")
("cipher", po::value<string>(), "Cipher to use for encryption. See possible values by calling cryfs with --show-ciphers.")
("blocksize", po::value<uint32_t>(), "The block size used when storing ciphertext blocks (in bytes).")
("cipher", po::value<string>(), cipher_description.c_str())
("blocksize", po::value<uint32_t>(), blocksize_description.c_str())
("show-ciphers", "Show list of supported ciphers.")
("unmount-idle", po::value<double>(), "Automatically unmount after specified number of idle minutes.")
("logfile", po::value<string>(), "Specify the file to write log messages to. If this is not specified, log messages will go to stdout, or syslog if CryFS is running in the background.")