...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
A type X
meets the GettableSocketOption
requirements
if it satisfies the requirements listed below.
In the table below, a
denotes a (possibly const) value of type
X
, b
denotes a value of type X
, p
denotes a (possibly const) value that meets the Protocol
requirements, and s
denotes a (possibly const) value of a type
that is convertible to size_t
and denotes a size in bytes.
Table 17. GettableSocketOption requirements for extensible implementations
expression |
type |
assertion/note |
---|---|---|
|
|
Returns a value suitable for passing as the level
argument to POSIX |
|
|
Returns a value suitable for passing as the option_name
argument to POSIX |
|
|
Returns a pointer suitable for passing as the option_value
argument to POSIX |
|
|
Returns a value suitable for passing as the option_len
argument to POSIX |
|
post: |