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Code Issues Releases Wiki Activity

ircd::buffer: Add constructors which limit requested size to input buffer.

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This commit is contained in:
Jason Volk 2019-12-31 09:45:38 -08:00
parent c719d137b0
commit 031f3e0a72
2 changed files with 19 additions and 0 deletions
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11
include/ircd/buffer/buffer_base.h
View file

@ -36,6 +36,7 @@ struct ircd::buffer::buffer
explicit operator std::string() const;
operator string_view() const;
buffer(const buffer &start, const size_t &size);
buffer(const it &start, const it &stop);
buffer(const it &start, const size_t &size);
buffer();
@ -61,6 +62,16 @@ ircd::buffer::buffer<it>::buffer(const it &start,
:std::pair<it, it>{start, stop}
{}
template<class it>
inline __attribute__((always_inline))
ircd::buffer::buffer<it>::buffer(const buffer &start,
const size_t &size)
:buffer
{
data(start), std::min(ircd::buffer::size(start), size)
}
{}
template<class it>
inline __attribute__((always_inline, flatten))
ircd::buffer::buffer<it>::operator string_view()

8
include/ircd/buffer/const_buffer.h
View file

@ -24,6 +24,7 @@ struct ircd::buffer::const_buffer
template<size_t SIZE> const_buffer(const char (&buf)[SIZE]);
template<size_t SIZE> const_buffer(const std::array<char, SIZE> &buf);
const_buffer(const buffer<const char *> &b);
const_buffer(const buffer<char *> &b, const size_t &);
const_buffer(const buffer<char *> &b);
const_buffer(const mutable_buffer &b);
const_buffer(const string_view &s);
@ -42,6 +43,13 @@ ircd::buffer::const_buffer::const_buffer(const buffer<char *> &b)
:buffer<const char *>{data(b), size(b)}
{}
inline
__attribute__((always_inline))
ircd::buffer::const_buffer::const_buffer(const buffer<char *> &b,
const size_t &max)
:buffer<const char *>{{data(b), size(b)}, max}
{}
inline
__attribute__((always_inline))
ircd::buffer::const_buffer::const_buffer(const mutable_buffer &b)