diff options
author | Egor Tensin <Egor.Tensin@gmail.com> | 2015-06-24 05:59:11 +0300 |
---|---|---|
committer | Egor Tensin <Egor.Tensin@gmail.com> | 2015-06-24 05:59:11 +0300 |
commit | 225ef13cc7f58b69ef4c4db6308a225c726359f7 (patch) | |
tree | 75454aa3d5b4042ddacbf22ddab2680c47caf405 /utils/block/cxx | |
parent | test: locate executables in PATH (diff) | |
download | aes-tools-225ef13cc7f58b69ef4c4db6308a225c726359f7.tar.gz aes-tools-225ef13cc7f58b69ef4c4db6308a225c726359f7.zip |
move executables from test/ to utils/
Diffstat (limited to 'utils/block/cxx')
-rw-r--r-- | utils/block/cxx/CMakeLists.txt | 11 | ||||
-rw-r--r-- | utils/block/cxx/README.md | 60 | ||||
-rw-r--r-- | utils/block/cxx/aes_common.hpp | 134 | ||||
-rw-r--r-- | utils/block/cxx/aes_decrypt_block.cpp | 122 | ||||
-rw-r--r-- | utils/block/cxx/aes_encrypt_block.cpp | 122 |
5 files changed, 449 insertions, 0 deletions
diff --git a/utils/block/cxx/CMakeLists.txt b/utils/block/cxx/CMakeLists.txt new file mode 100644 index 0000000..8df91d0 --- /dev/null +++ b/utils/block/cxx/CMakeLists.txt @@ -0,0 +1,11 @@ +find_package(Boost REQUIRED COMPONENTS program_options) + +add_executable(util_aes_encrypt_block aes_encrypt_block.cpp aes_common.hpp) +target_include_directories(util_aes_encrypt_block PRIVATE ${Boost_INCLUDE_DIRS}) +target_link_libraries(util_aes_encrypt_block libaesni libaesnixx ${Boost_LIBRARIES}) +set_target_properties(util_aes_encrypt_block PROPERTIES OUTPUT_NAME aes_encrypt_block) + +add_executable(util_aes_decrypt_block aes_decrypt_block.cpp aes_common.hpp) +target_include_directories(util_aes_decrypt_block PRIVATE ${Boost_INCLUDE_DIRS}) +target_link_libraries(util_aes_decrypt_block libaesni libaesnixx ${Boost_LIBRARIES}) +set_target_properties(util_aes_decrypt_block PROPERTIES OUTPUT_NAME aes_decrypt_block) diff --git a/utils/block/cxx/README.md b/utils/block/cxx/README.md new file mode 100644 index 0000000..bce2434 --- /dev/null +++ b/utils/block/cxx/README.md @@ -0,0 +1,60 @@ +# Block encryption utilities + +Here are a couple of useful block encryption utilities built on top of the library. +Each of the utilities accepts `--help` flag, which can be used to examine utility's usage info. + +On older CPUs, you can run the utilities [using Intel SDE](https://github.com/egor-tensin/aesni#running-on-older-cpus). + +## aes_encrypt_block.exe + +Encrypts 16-byte blocks using AES-128/192/256 in the specified mode of operation. + +### Usage examples + +For example, to encrypt + +* the plaintext block `0x00112233445566778899aabbccddeeff` +* using AES-128 in ECB mode +* with key `0x000102030405060708090a0b0c0d0e0f`, + +run: + + aes_encrypt_block.exe -a aes128 -m ecb 000102030405060708090a0b0c0d0e0f 00112233445566778899aabbccddeeff + +To encrypt + +* the plaintext block `0x00112233445566778899aabbccddeeff` +* using AES-192 in OFB mode +* with initialization vector `0x22222222222222222222222222222222` +* and key `0x000102030405060708090a0b0c0d0e0f101112131415161718`, + +run: + + aes_encrypt_block.exe -a aes192 -m ofb 000102030405060708090a0b0c0d0e0f101112131415161718 22222222222222222222222222222222 00112233445566778899aabbccddeeff + +## aes_decrypt_block.exe + +Decrypts 16-byte blocks using AES-128/192/256 in the specified mode of operation. + +### Usage examples + +For example, to decrypt + +* the ciphertext block `0x69c4e0d86a7b0430d8cdb78070b4c55a` +* using AES-128 in ECB mode +* with key `0x000102030405060708090a0b0c0d0e0f`, + +run: + + aes_decrypt_block.exe -a aes128 -m ecb 000102030405060708090a0b0c0d0e0f 69c4e0d86a7b0430d8cdb78070b4c55a + +To decrypt + +* the ciphertext block `0x762a5ab50929189cefdb99434790aad8` +* using AES-192 in OFB mode +* with initialization vector `0x22222222222222222222222222222222` +* and key `0x000102030405060708090a0b0c0d0e0f101112131415161718`, + +run: + + aes_decrypt_block.exe -a aes192 -m ofb 000102030405060708090a0b0c0d0e0f101112131415161718 22222222222222222222222222222222 bda298884f5c3a9eb7068aa7063a3b75 diff --git a/utils/block/cxx/aes_common.hpp b/utils/block/cxx/aes_common.hpp new file mode 100644 index 0000000..78126e5 --- /dev/null +++ b/utils/block/cxx/aes_common.hpp @@ -0,0 +1,134 @@ +/** + * \file + * \author Egor Tensin <Egor.Tensin@gmail.com> + * \date 2015 + * \copyright This file is licensed under the terms of the MIT License. + * See LICENSE.txt for details. + */ + +#pragma once + +#include <aesni/all.h> + +#include <boost/algorithm/string.hpp> +#include <boost/program_options.hpp> + +#include <cstdlib> + +#include <deque> +#include <iostream> +#include <iterator> +#include <istream> +#include <string> +#include <vector> + +static std::istream& operator>>(std::istream& is, AesNI_Mode& dest) +{ + std::string src; + is >> src; + + if (boost::iequals(src, "ecb")) + dest = AESNI_ECB; + else if (boost::iequals(src, "cbc")) + dest = AESNI_CBC; + else if (boost::iequals(src, "cfb")) + dest = AESNI_CFB; + else if (boost::iequals(src, "ofb")) + dest = AESNI_OFB; + else if (boost::iequals(src, "ctr")) + dest = AESNI_CTR; + else + throw boost::program_options::validation_error(boost::program_options::validation_error::invalid_option_value, "mode", src); + + return is; +} + +static std::istream& operator>>(std::istream& is, AesNI_Algorithm& dest) +{ + std::string src; + is >> src; + + if (boost::iequals(src, "aes128")) + dest = AESNI_AES128; + else if (boost::iequals(src, "aes192")) + dest = AESNI_AES192; + else if (boost::iequals(src, "aes256")) + dest = AESNI_AES256; + else + throw boost::program_options::validation_error(boost::program_options::validation_error::invalid_option_value, "algorithm", src); + + return is; +} + +namespace +{ + class CommandLineParser + { + public: + CommandLineParser(const std::string& program_name) + : m_program_name(program_name) + , m_options("Options") + { } + + bool parse_options(int argc, char** argv) + { + namespace po = boost::program_options; + + m_options.add_options() + ("help,h", "show this message and exit") + ("mode,m", po::value<AesNI_Mode>(&m_mode)->required(), "set mode of operation") + ("algorithm,a", po::value<AesNI_Algorithm>(&m_algorithm)->required(), "set algorithm"); + + po::options_description hidden_options; + hidden_options.add_options() + ("positional", po::value<std::vector<std::string>>(&m_args)); + + po::options_description all_options; + all_options.add(m_options).add(hidden_options); + + po::positional_options_description positional_options; + positional_options.add("positional", -1); + + po::variables_map vm; + po::store(po::command_line_parser(argc, argv).options(all_options).positional(positional_options).run(), vm); + + if (vm.count("help")) + { + print_usage(); + return false; + } + + po::notify(vm); + return true; + } + + void print_usage() + { + std::cout << "Usage: " << m_program_name << " [OPTIONS...] [-- KEY [IV] [PLAINTEXT...]...]\n"; + std::cout << m_options << "\n"; + } + + AesNI_Mode get_mode() const + { + return m_mode; + } + + AesNI_Algorithm get_algorithm() const + { + return m_algorithm; + } + + std::deque<std::string> get_args() + { + return { std::make_move_iterator(m_args.begin()), std::make_move_iterator(m_args.end()) }; + } + + private: + const std::string m_program_name; + boost::program_options::options_description m_options; + + AesNI_Mode m_mode; + AesNI_Algorithm m_algorithm; + std::vector<std::string> m_args; + }; +} diff --git a/utils/block/cxx/aes_decrypt_block.cpp b/utils/block/cxx/aes_decrypt_block.cpp new file mode 100644 index 0000000..9898d4e --- /dev/null +++ b/utils/block/cxx/aes_decrypt_block.cpp @@ -0,0 +1,122 @@ +/** + * \file + * \author Egor Tensin <Egor.Tensin@gmail.com> + * \date 2015 + * \copyright This file is licensed under the terms of the MIT License. + * See LICENSE.txt for details. + */ + +#include "aes_common.hpp" + +#include <aesni/all.h> + +#include <aesnixx/all.hpp> + +#include <exception> +#include <iostream> + +int main(int argc, char** argv) +{ + try + { + CommandLineParser cmd_parser("encrypt_block_aes.exe"); + + if (!cmd_parser.parse_options(argc, argv)) + return 0; + + auto args = cmd_parser.get_args(); + + while (!args.empty()) + { + AesNI_BoxAlgorithmParams algorithm_params; + + switch (cmd_parser.get_algorithm()) + { + case AESNI_AES128: + aesni::aes::from_string(algorithm_params.aes128_key, args.front()); + break; + + case AESNI_AES192: + aesni::aes::from_string(algorithm_params.aes192_key, args.front()); + break; + + case AESNI_AES256: + aesni::aes::from_string(algorithm_params.aes256_key, args.front()); + break; + } + + args.pop_front(); + + AesNI_BoxBlock iv; + AesNI_BoxBlock* iv_ptr = nullptr; + + switch (cmd_parser.get_mode()) + { + case AESNI_ECB: + break; + + case AESNI_CBC: + case AESNI_CFB: + case AESNI_OFB: + case AESNI_CTR: + if (args.empty()) + { + cmd_parser.print_usage(); + return 1; + } + aesni::aes::from_string(iv.aes_block, args.front()); + iv_ptr = &iv; + args.pop_front(); + break; + } + + AesNI_Box box; + aesni_box_init( + &box, + cmd_parser.get_algorithm(), + &algorithm_params, + cmd_parser.get_mode(), + iv_ptr, + aesni::ErrorDetailsThrowsInDestructor()); + + while (!args.empty()) + { + if (args.front() == "--") + { + args.pop_front(); + break; + } + + AesNI_BoxBlock ciphertext; + aesni::aes::from_string(ciphertext.aes_block, args.front()); + args.pop_front(); + + AesNI_BoxBlock plaintext; + aesni_box_decrypt_block( + &box, + &ciphertext, + &plaintext, + aesni::ErrorDetailsThrowsInDestructor()); + + std::cout << aesni::aes::to_string(plaintext.aes_block) << "\n"; + } + } + + return 0; + } + catch (const boost::program_options::error& e) + { + std::cerr << "Usage error: " << e.what() << "\n"; + return 1; + } + catch (const aesni::Error& e) + { + std::cerr << e; + return 1; + } + catch (const std::exception& e) + { + std::cerr << e.what() << "\n"; + return 1; + } +} diff --git a/utils/block/cxx/aes_encrypt_block.cpp b/utils/block/cxx/aes_encrypt_block.cpp new file mode 100644 index 0000000..9458831 --- /dev/null +++ b/utils/block/cxx/aes_encrypt_block.cpp @@ -0,0 +1,122 @@ +/** + * \file + * \author Egor Tensin <Egor.Tensin@gmail.com> + * \date 2015 + * \copyright This file is licensed under the terms of the MIT License. + * See LICENSE.txt for details. + */ + +#include "aes_common.hpp" + +#include <aesni/all.h> + +#include <aesnixx/all.hpp> + +#include <exception> +#include <iostream> + +int main(int argc, char** argv) +{ + try + { + CommandLineParser cmd_parser("encrypt_block_aes.exe"); + + if (!cmd_parser.parse_options(argc, argv)) + return 0; + + auto args = cmd_parser.get_args(); + + while (!args.empty()) + { + AesNI_BoxAlgorithmParams algorithm_params; + + switch (cmd_parser.get_algorithm()) + { + case AESNI_AES128: + aesni::aes::from_string(algorithm_params.aes128_key, args.front()); + break; + + case AESNI_AES192: + aesni::aes::from_string(algorithm_params.aes192_key, args.front()); + break; + + case AESNI_AES256: + aesni::aes::from_string(algorithm_params.aes256_key, args.front()); + break; + } + + args.pop_front(); + + AesNI_BoxBlock iv; + AesNI_BoxBlock* iv_ptr = nullptr; + + switch (cmd_parser.get_mode()) + { + case AESNI_ECB: + break; + + case AESNI_CBC: + case AESNI_CFB: + case AESNI_OFB: + case AESNI_CTR: + if (args.empty()) + { + cmd_parser.print_usage(); + return 1; + } + aesni::aes::from_string(iv.aes_block, args.front()); + iv_ptr = &iv; + args.pop_front(); + break; + } + + AesNI_Box box; + aesni_box_init( + &box, + cmd_parser.get_algorithm(), + &algorithm_params, + cmd_parser.get_mode(), + iv_ptr, + aesni::ErrorDetailsThrowsInDestructor()); + + while (!args.empty()) + { + if (args.front() == "--") + { + args.pop_front(); + break; + } + + AesNI_BoxBlock plaintext; + aesni::aes::from_string(plaintext.aes_block, args.front()); + args.pop_front(); + + AesNI_BoxBlock ciphertext; + aesni_box_encrypt_block( + &box, + &plaintext, + &ciphertext, + aesni::ErrorDetailsThrowsInDestructor()); + + std::cout << aesni::aes::to_string(ciphertext.aes_block) << "\n"; + } + } + + return 0; + } + catch (const boost::program_options::error& e) + { + std::cerr << "Usage error: " << e.what() << "\n"; + return 1; + } + catch (const aesni::Error& e) + { + std::cerr << e; + return 1; + } + catch (const std::exception& e) + { + std::cerr << e.what() << "\n"; + return 1; + } +} |