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47 lines
1.0 KiB
C++
47 lines
1.0 KiB
C++
#include "buffer.hpp"
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#include <iomanip>
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#include <iostream>
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namespace llarp
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{
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std::ostream&
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operator<<(std::ostream& o, const buffer_printer& bp)
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{
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auto& b = bp.buf;
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auto oldfill = o.fill();
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o.fill('0');
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o << "Buffer[" << b.size() << "/0x" << std::hex << b.size() << " bytes]:";
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for (size_t i = 0; i < b.size(); i += 32)
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{
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o << "\n" << std::setw(4) << i << " ";
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size_t stop = std::min(b.size(), i + 32);
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for (size_t j = 0; j < 32; j++)
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{
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auto k = i + j;
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if (j % 4 == 0)
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o << ' ';
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if (k >= stop)
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o << " ";
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else
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o << std::setw(2) << std::to_integer<uint_fast16_t>(b[k]);
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}
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o << u8" ┃";
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for (size_t j = i; j < stop; j++)
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{
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auto c = std::to_integer<char>(b[j]);
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if (c == 0x00)
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o << u8"∅";
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else if (c < 0x20 || c > 0x7e)
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o << u8"·";
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else
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o << c;
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}
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o << u8"┃";
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}
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o << std::dec;
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o.fill(oldfill);
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return o;
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}
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} // namespace llarp
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