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Problem: code duplication in getsockopt/setsockopt

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Solution: extracted common code into do_getsockopt/do_setsockopt functions
This commit is contained in:
Simon Giesecke
2018-03-06 11:16:22 +01:00
parent 494c2a71f8
commit 6f967c3a13
6 changed files with 264 additions and 256 deletions
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31
src/options.hpp
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@@ -46,6 +46,10 @@
#include <sys/ucred.h>
#endif
#if __cplusplus >= 201103L
#include <type_traits>
#endif
// Normal base 256 key is 32 bytes
#define CURVE_KEYSIZE 32
// Key encoded using Z85 is 40 bytes
@@ -255,6 +259,33 @@ struct options_t
// Use zero copy strategy for storing message content when decoding.
bool zero_copy;
};
int do_getsockopt (void *const optval_,
size_t *const optvallen_,
const void *value_,
const size_t value_len_);
template <typename T>
int do_getsockopt (void *const optval_, size_t *const optvallen_, T value_)
{
#if __cplusplus >= 201103L && (!defined(__GNUC__) || __GNUC__ > 5)
static_assert (std::is_trivially_copyable<T>::value,
"invalid use of do_getsockopt");
#endif
return do_getsockopt (optval_, optvallen_, &value_, sizeof (T));
}
int do_getsockopt (void *const optval_,
size_t *const optvallen_,
const std::string &value_);
int do_setsockopt_int_as_bool_strict (const void *const optval_,
const size_t optvallen_,
bool *out_value_);
int do_setsockopt_int_as_bool_relaxed (const void *const optval_,
const size_t optvallen_,
bool *out_value_);
}
#endif