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author | Egor Tensin <Egor.Tensin@gmail.com> | 2019-12-21 14:50:03 +0300 |
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committer | Egor Tensin <Egor.Tensin@gmail.com> | 2019-12-21 14:52:12 +0300 |
commit | 3304264990b96c09b174716ecb8da63d24457ae8 (patch) | |
tree | 9ec5711da75d4aa67587a8e39c24daaf6088c498 /utils/decrypt_file.cpp | |
parent | test: move data files to test/data (diff) | |
download | aes-tools-3304264990b96c09b174716ecb8da63d24457ae8.tar.gz aes-tools-3304264990b96c09b174716ecb8da63d24457ae8.zip |
utils/ -> aesxx/utils/
Diffstat (limited to 'utils/decrypt_file.cpp')
-rw-r--r-- | utils/decrypt_file.cpp | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/utils/decrypt_file.cpp b/utils/decrypt_file.cpp deleted file mode 100644 index 6da3d17..0000000 --- a/utils/decrypt_file.cpp +++ /dev/null @@ -1,91 +0,0 @@ -// Copyright (c) 2015 Egor Tensin <Egor.Tensin@gmail.com> -// This file is part of the "AES tools" project. -// For details, see https://github.com/egor-tensin/aes-tools. -// Distributed under the MIT License. - -#include "file_cmd_parser.hpp" -#include "helpers/file.hpp" - -#include <aesxx/all.hpp> - -#include <boost/program_options.hpp> - -#include <exception> -#include <iostream> -#include <string> -#include <vector> - -namespace -{ - void decrypt_file( - aes::Box& box, - const std::string& ciphertext_path, - const std::string& plaintext_path) - { - const auto ciphertext_buf = file::read_file(ciphertext_path); - const auto plaintext_buf = box.decrypt_buffer( - ciphertext_buf.data(), - ciphertext_buf.size()); - file::write_file(plaintext_path, plaintext_buf); - } - - void decrypt_file(const FileSettings& settings) - { - const auto& algorithm = settings.algorithm; - const auto& mode = settings.mode; - - aes::Box::Key key; - aes::Box::parse_key(key, algorithm, settings.key); - - if (aes::mode_requires_init_vector(mode)) - { - aes::Box::Block iv; - aes::Box::parse_block(iv, algorithm, settings.iv); - - aes::Box box{algorithm, key, mode, iv}; - decrypt_file(box, settings.input_path, settings.output_path); - } - else - { - aes::Box box{algorithm, key}; - decrypt_file(box, settings.input_path, settings.output_path); - } - } -} - -int main(int argc, char** argv) -{ - try - { - FileSettings 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; - } - - decrypt_file(settings); - } - catch (const aes::Error& e) - { - std::cerr << e; - return 1; - } - catch (const std::exception& e) - { - std::cerr << e.what() << "\n"; - return 1; - } - return 0; -} |