ladybird/Userland/Utilities/base64.cpp

61 lines
1.6 KiB
C++

/*
* Copyright (c) 2020, Tom Lebreux <tomlebreux@hotmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/Assertions.h>
#include <AK/Base64.h>
#include <AK/ByteBuffer.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/File.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
int main(int argc, char** argv)
{
if (pledge("stdio rpath", nullptr) < 0) {
perror("pledge");
return 1;
}
bool decode = false;
const char* filepath = nullptr;
Core::ArgsParser args_parser;
args_parser.add_option(decode, "Decode data", "decode", 'd');
args_parser.add_positional_argument(filepath, "", "file", Core::ArgsParser::Required::No);
args_parser.parse(argc, argv);
ByteBuffer buffer;
if (filepath == nullptr || strcmp(filepath, "-") == 0) {
auto file = Core::File::construct();
bool success = file->open(
STDIN_FILENO,
Core::OpenMode::ReadOnly,
Core::File::ShouldCloseFileDescriptor::Yes);
VERIFY(success);
buffer = file->read_all();
} else {
auto result = Core::File::open(filepath, Core::OpenMode::ReadOnly);
VERIFY(!result.is_error());
auto file = result.value();
buffer = file->read_all();
}
if (pledge("stdio", nullptr) < 0) {
perror("pledge");
return 1;
}
if (decode) {
auto decoded = decode_base64(StringView(buffer));
fwrite(decoded.data(), sizeof(u8), decoded.size(), stdout);
return 0;
}
auto encoded = encode_base64(buffer);
outln("{}", encoded);
}