diff options
Diffstat (limited to 'lib/kernel/doc/src')
| -rw-r--r-- | lib/kernel/doc/src/inet.xml | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/kernel/doc/src/inet.xml b/lib/kernel/doc/src/inet.xml index 77a8caaaf6..4dd9e0e221 100644 --- a/lib/kernel/doc/src/inet.xml +++ b/lib/kernel/doc/src/inet.xml @@ -1037,6 +1037,36 @@ setcap cap_sys_admin,cap_sys_ptrace,cap_dac_read_search+epi beam.smp <marker id="option-sndbuf"></marker> </item> + <tag><c>{show_econnreset, Boolean}</c>(TCP/IP sockets)</tag> + <item> + <p>When this option is set to <c>false</c>, as it is by + default, an RST that is received from the TCP peer is treated + as a normal close (as though a FIN was sent). A caller + to <seealso marker="gen_tcp#recv/2">gen_tcp:recv/2</seealso> + will get <c>{error, closed}</c>. In active + mode the controlling process will receive a + <c>{tcp_close, Socket}</c> message, indicating that the + peer has closed the connection.</p> + <p>Setting this option to <c>true</c> will allow you to + distinguish between a connection that was closed normally, + and one which was aborted (intentionally or unintentionally) + by the TCP peer. A call to + <seealso marker="gen_tcp#recv/2">gen_tcp:recv/2</seealso> + will return <c>{error, econnreset}</c>. In + active mode, the controlling process will receive a + <c>{tcp_error, Socket, econnreset}</c> message + before the usual <c>{tcp_closed, Socket}</c>, as is + the case for any other socket error. Calls to + <seealso marker="gen_tcp#send/2">gen_tcp:send/2</seealso> + will also return <c>{error, econnreset}</c> when it + is detected that a TCP peer has sent an RST.</p> + <p>A connected socket returned from + <seealso marker="gen_tcp#accept/1">gen_tcp:accept/1</seealso> + will inherit the <c>show_econnreset</c> setting from the + listening socket.</p> + <marker id="option-show_econnreset"></marker> + </item> + <tag><c>{sndbuf, Size}</c></tag> <item> <p>The minimum size of the send buffer to use for the socket. |