diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/nng/nng.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/include/nng/nng.h b/include/nng/nng.h index 89fae345..32605e3c 100644 --- a/include/nng/nng.h +++ b/include/nng/nng.h @@ -317,7 +317,20 @@ NNG_DECL const char *nng_str_sockaddr( // Obtain a port number (for NNG_AF_INET and NNG_AF_INET6this will be 16 bits // maximum, but other address familiies may have larger port numbers.) For // address that don't have the concept of port numbers, zero will be returned. -uint32_t nng_sockaddr_port(const nng_sockaddr *sa); +NNG_DECL uint32_t nng_sockaddr_port(const nng_sockaddr *sa); + +// Compare two socket addresses. Returns true if they are equal, false +// otherwise. +NNG_DECL bool nng_sockaddr_equal( + const nng_sockaddr *sa1, const nng_sockaddr *sa2); + +// Generate a quick non-zero 64-bit value for the sockaddr. +// This should usually be unique, but collisions are possible. +// The resulting hash is not portable between systems, and may not +// be portable from one version of NNG to the next. +// +// The intended use is to allow creation of an index for use with id maps. +NNG_DECL uint64_t nng_sockaddr_hash(const nng_sockaddr *sa); // Arguably the pipe callback functions could be handled as an option, // but with the need to specify an argument, we find it best to unify |