| 127 | } |
| 128 | |
| 129 | void |
| 130 | Bytes::insert(const void* pos, const void* data, size_t size) noexcept |
| 131 | { |
| 132 | if (size == 0) { |
| 133 | return; |
| 134 | } |
| 135 | const size_t offset = reinterpret_cast<const uint8_t*>(pos) - m_data.get(); |
| 136 | if (m_size + size > m_capacity) { |
| 137 | m_capacity = std::max(2 * m_capacity, m_size + size); |
| 138 | // In C++20, use std::make_unique_for_overwrite instead. |
| 139 | auto new_data = std::unique_ptr<uint8_t[]>(new uint8_t[m_capacity]); |
| 140 | if (offset > 0) { |
| 141 | std::memcpy(new_data.get(), m_data.get(), offset); |
| 142 | } |
| 143 | if (m_size > offset) { |
| 144 | std::memcpy( |
| 145 | new_data.get() + offset + size, m_data.get() + offset, m_size - offset); |
| 146 | } |
| 147 | m_data = std::move(new_data); |
| 148 | } else if (m_size > offset) { |
| 149 | std::memmove( |
| 150 | m_data.get() + offset + size, m_data.get() + offset, m_size - offset); |
| 151 | } |
| 152 | std::memcpy(m_data.get() + offset, data, size); |
| 153 | m_size += size; |
| 154 | } |
| 155 | |
| 156 | void |
| 157 | Bytes::push_back(uint8_t value) noexcept |