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Add getSockDomain to return AF_INET or AF_INET6 of a SocketHandle.

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Andrew Yourtchenko
2015-06-23 22:59:48 +02:00
parent 5f371e1504
commit f340f76f45
1 changed files with 15 additions and 0 deletions
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15
lib/pure/rawsockets.nim
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@@ -315,6 +315,21 @@ proc getHostByName*(name: string): Hostent {.tags: [ReadIOEffect].} =
result.addrList = cstringArrayToSeq(s.h_addr_list)
result.length = int(s.h_length)
proc getSockDomain*(socket: SocketHandle): Domain =
## returns the socket's domain (AF_INET or AF_INET6).
var name: SockAddr
var namelen = sizeof(name).SockLen
if getsockname(socket, cast[ptr SockAddr](addr(name)),
addr(namelen)) == -1'i32:
raiseOSError(osLastError())
if name.sa_family == posix.AF_INET:
result = AF_INET
elif name.sa_family == posix.AF_INET6:
result = AF_INET6
else:
raise newException(OSError, "unknown socket family in getSockFamily")
proc getSockName*(socket: SocketHandle): Port =
## returns the socket's associated port number.
var name: Sockaddr_in