File: utils.cpp

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/* Copyright 2017 R. Thomas
 * Copyright 2017 Quarkslab
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#include "LIEF/utils.hpp"
#include "LIEF/utf8.h"
#include <iomanip>
#include <sstream>
#include <iostream>
namespace LIEF {
uint64_t align(uint64_t value, uint64_t align_on) {
  if ((align_on > 0) and (value % align_on) > 0) {
    return  value + (align_on - (value % align_on));
  } else {
    return value;
  }
}

std::string u16tou8(const std::u16string& string, bool remove_null_char) {
  std::string name;

  utf8::unchecked::utf16to8(std::begin(string), std::end(string), std::back_inserter(name));

  if (remove_null_char) {
    return std::string{name.c_str()};
  }
  return name;
}

std::u16string u8tou16(const std::string& string) {
  std::u16string name;
  utf8::utf8to16(std::begin(string), std::end(string), std::back_inserter(name));
  return name;
}

std::string hex_str(uint8_t c) {
  std::stringstream ss;
  ss << std::setw(2) << std::setfill('0') << std::hex << static_cast<uint32_t>(c);
  return ss.str();
}



} // namespace LIEF