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Code Issues Releases Wiki Activity

ircd::strlcpy: Use character copy; remove branch.

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This commit is contained in:
Jason Volk 2020-06-04 18:37:03 -07:00
parent 758ff8c4b7
commit 1ef26f113f
1 changed files with 8 additions and 6 deletions
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14
include/ircd/strl.h
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@ -48,13 +48,15 @@ struct ircd::strlcpy
strlcpy(char *const &dst, const string_view &src, const size_t &max) strlcpy(char *const &dst, const string_view &src, const size_t &max)
:ret{[&]() -> mutable_buffer :ret{[&]() -> mutable_buffer
{ {
if(!max) mutable_buffer buf{dst, max};
return {}; const mutable_buffer tgt
{
buf, std::min(size(src), std::max(max, 1UL) - 1UL)
};
const auto len(std::min(src.size(), max - 1)); consume(buf, copy(tgt, src));
buffer::copy(mutable_buffer(dst, len), src); consume(buf, copy(buf, '\0'));
dst[len] = '\0'; return tgt;
return { dst, len };
}()} }()}
{} {}