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epee: better network buffer data structure

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avoids pointless allocs and memcpy
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moneromooo-monero 2018-12-06 18:04:33 +00:00
parent 6bc0c7e685
commit 85665003a7
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GPG key ID: 686F07454D6CEFC3
22 changed files with 325 additions and 85 deletions
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8
contrib/epee/include/span.h
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@ -163,4 +163,12 @@ namespace epee
static_assert(!has_padding<T>(), "source type may have padding");
return {reinterpret_cast<std::uint8_t*>(std::addressof(src)), sizeof(T)};
}
//! make a span from a std::string
template<typename T>
span<const T> strspan(const std::string &s) noexcept
{
static_assert(std::is_same<T, char>() || std::is_same<T, unsigned char>() || std::is_same<T, int8_t>() || std::is_same<T, uint8_t>(), "Unexpected type");
return {reinterpret_cast<const T*>(s.data()), s.size()};
}
}