diff options
Diffstat (limited to 'lib/kernel/doc')
| -rw-r--r-- | lib/kernel/doc/src/inet.xml | 92 |
1 files changed, 90 insertions, 2 deletions
diff --git a/lib/kernel/doc/src/inet.xml b/lib/kernel/doc/src/inet.xml index fd62f778a2..bc4c68230e 100644 --- a/lib/kernel/doc/src/inet.xml +++ b/lib/kernel/doc/src/inet.xml @@ -430,8 +430,56 @@ fe80::204:acff:fe17:bf38 <name name="peername" arity="1"/> <fsummary>Return the address and port for the other end of a connection</fsummary> <desc> - <p>Returns the address and port for the other end of a - connection.</p> + <p> + Returns the address and port for the other end of a + connection. + </p> + <p> + Note that for SCTP sockets this function only returns + one of the socket's peer addresses. The function + <seealso marker="#peernames/1">peernames/1,2</seealso> + returns all. + </p> + </desc> + </func> + <func> + <name name="peernames" arity="1"/> + <fsummary> + Return all address/port numbers for the other end of a connection + </fsummary> + <desc> + <p> + Equivalent to + <seealso marker="#peernames/2"><c>peernames(<anno>Socket</anno>, 0)</c></seealso>. + Note that this function's behaviour for an SCTP + one-to-many style socket is not defined by the + <url href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">SCTP Sockets API Extensions</url>. + </p> + </desc> + </func> + <func> + <name name="peernames" arity="2"/> + <fsummary> + Return all address/port numbers for the other end of a connection + </fsummary> + <desc> + <p> + Returns a list of all address/port number pairs for the other end + of a socket's association <c><anno>Assoc</anno></c>. + </p> + <p> + This function can return multiple addresses for multihomed + sockets such as SCTP sockets. For other sockets it + returns a one element list. + </p> + <p> + Note that the <c><anno>Assoc</anno></c> parameter is by the + <url href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">SCTP Sockets API Extensions</url> + defined to be ignored for + one-to-one style sockets. What the special value <c>0</c> + means hence its behaviour for one-to-many style sockets + is unfortunately not defined. + </p> </desc> </func> <func> @@ -446,6 +494,46 @@ fe80::204:acff:fe17:bf38 <fsummary>Return the local address and port number for a socket</fsummary> <desc> <p>Returns the local address and port number for a socket.</p> + <p> + Note that for SCTP sockets this function only returns + one of the socket addresses. The function + <seealso marker="#socknames/1">socknames/1,2</seealso> + returns all. + </p> + </desc> + </func> + <func> + <name name="socknames" arity="1"/> + <fsummary>Return all local address/port numbers for a socket</fsummary> + <desc> + <p> + Equivalent to + <seealso marker="#socknames/2"><c>socknames(<anno>Socket</anno>, 0)</c></seealso>. + </p> + </desc> + </func> + <func> + <name name="socknames" arity="2"/> + <fsummary>Return all local address/port numbers for a socket</fsummary> + <desc> + <p> + Returns a list of all local address/port number pairs for a socket + for the given association <c><anno>Assoc</anno></c>. + </p> + <p> + This function can return multiple addresses for multihomed + sockets such as SCTP sockets. For other sockets it + returns a one element list. + </p> + <p> + Note that the <c><anno>Assoc</anno></c> parameter is by the + <url href="http://tools.ietf.org/html/draft-ietf-tsvwg-sctpsocket-13">SCTP Sockets API Extensions</url> + defined to be ignored for one-to-one style sockets. + For one-to-many style sockets the special value <c>0</c> + is defined to mean that the returned addresses shall be + without regard to any particular association. + How different SCTP implementations interprets this varies somewhat. + </p> </desc> </func> <func> |