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ircd::util: Rename binary_view to byte_view.

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This commit is contained in:
Jason Volk 2017-09-08 01:57:15 -07:00
parent e7650334dc
commit 481eff3baa
1 changed files with 24 additions and 21 deletions
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45
include/ircd/util.h
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@ -949,11 +949,14 @@ struct vector_view
vector_view() = default;
};
//
// Convenience cast a type (ex. an integer) into and out of a string_view
//
// string_view -> bytes
template<class T = string_view>
struct binary_view
struct byte_view
{
string_view s;
@ -962,36 +965,36 @@ struct binary_view
return *reinterpret_cast<const T *>(s.data());
}
binary_view(const string_view &s)
byte_view(const string_view &s)
:s{s}
{
if(unlikely(sizeof(T) != s.size()))
throw std::bad_cast();
}
};
template<>
struct binary_view<string_view>
:string_view
{
template<class T>
binary_view(const T &t)
:string_view
{
reinterpret_cast<const char *>(&t), sizeof(T)
}
// bytes -> bytes (completeness)
byte_view(const T &t)
:s{byte_view<string_view>{t}}
{}
};
// Convenience cast a type (ex. an integer) from a string_view
// ref is always const because string_view uses const char *
template<class R>
const R &
as(const string_view &s)
// bytes -> string_view
template<>
struct byte_view<string_view>
:string_view
{
const binary_view<R> bv{s};
return static_cast<const R &>(bv);
}
template<class T>
byte_view(const T &t)
:string_view{reinterpret_cast<const char *>(&t), sizeof(T)}
{}
};
// string_view -> string_view (completeness)
template<> inline
byte_view<string_view>::byte_view(const string_view &t)
:string_view{t}
{}
//
// Error-checking closure for POSIX system calls. Note the usage is