aboutsummaryrefslogtreecommitdiffstats
path: root/lib/kernel/doc/src/inet.xml
diff options
context:
space:
mode:
Diffstat (limited to 'lib/kernel/doc/src/inet.xml')
-rw-r--r--lib/kernel/doc/src/inet.xml95
1 files changed, 93 insertions, 2 deletions
diff --git a/lib/kernel/doc/src/inet.xml b/lib/kernel/doc/src/inet.xml
index bf6c4cfb1a..096ddfd847 100644
--- a/lib/kernel/doc/src/inet.xml
+++ b/lib/kernel/doc/src/inet.xml
@@ -445,10 +445,34 @@ fe80::204:acff:fe17:bf38
flow control; the other side will not be able send
faster than the receiver can read.</p>
</item>
+
+ <tag><c>{bit8, clear | set | on | off}</c></tag>
+ <item>
+ <p>
+ Scans every byte in received data-packets and checks if the 8 bit
+ is set in any of them. Information is retrieved with
+ <c>inet:getopts/2</c>.
+ <note>Deprecated! Will be removed in Erlang/OTP R16.</note>
+ </p>
+ </item>
+
<tag><c>{broadcast, Boolean}</c>(UDP sockets)</tag>
<item>
<p>Enable/disable permission to send broadcasts.</p>
+ <marker id="option-buffer"></marker>
</item>
+
+ <tag><c>{buffer, Size}</c></tag>
+ <item>
+ <p>Determines the size of the user-level software buffer used by
+ the driver. Not to be confused with <c>sndbuf</c>
+ and <c>recbuf</c> options which correspond to
+ the kernel socket buffers. It is recommended
+ to have <c>val(buffer) &gt;= max(val(sndbuf),val(recbuf))</c>.
+ In fact, the <c>val(buffer)</c> is automatically set to
+ the above maximum when <c>sndbuf</c> or <c>recbuf</c> values are set.</p>
+ </item>
+
<tag><c>{delay_send, Boolean}</c></tag>
<item>
<p>Normally, when an Erlang process sends to a socket,
@@ -463,10 +487,19 @@ fe80::204:acff:fe17:bf38
real property of the socket. Needless to say it is an
implementation specific option. Default is <c>false</c>.</p>
</item>
+
+ <tag><c>{deliver, port | term}</c></tag>
+ <item> <p> When <c>{active, true}</c> delivers data on the forms
+ <c>port</c> : <c>{S, {data, [H1,..Hsz | Data]}}</c> or
+ <c>term</c> : <c>{tcp, S, [H1..Hsz | Data]}</c>.
+ </p>
+ </item>
+
<tag><c>{dontroute, Boolean}</c></tag>
<item>
<p>Enable/disable routing bypass for outgoing messages.</p>
</item>
+
<tag><c>{exit_on_close, Boolean}</c></tag>
<item>
<p>By default this option is set to <c>true</c>.</p>
@@ -476,6 +509,7 @@ fe80::204:acff:fe17:bf38
<seealso marker="gen_tcp#shutdown/2">gen_tcp:shutdown/2</seealso>
to shutdown the write side.</p>
</item>
+
<tag><c>{header, Size}</c></tag>
<item>
<p>This option is only meaningful if the <c>binary</c>
@@ -487,6 +521,15 @@ fe80::204:acff:fe17:bf38
example <c>Size == 2</c>, the data received will match
<c>[Byte1,Byte2|Binary]</c>.</p>
</item>
+
+ <tag><c>{high_watermark, Size}</c></tag>
+ <item> <p>
+ Sender is forced busy if sent and enqueued data
+ reaches the highwater mark.
+ <br /> Default: 8192 kB.
+ </p>
+ </item>
+
<tag><c>{keepalive, Boolean}</c>(TCP/IP sockets)</tag>
<item>
<p>Enables/disables periodic transmission on a connected
@@ -494,7 +537,43 @@ fe80::204:acff:fe17:bf38
the other end does not respond, the connection is
considered broken and an error message will be sent to
the controlling process. Default disabled.</p>
+ <marker id="option-linger"></marker>
</item>
+
+ <tag><c>{linger, {true|false, Seconds}}</c></tag>
+ <item>
+ <p>Determines the timeout in seconds for flushing unsent data in the
+ <c>close/1</c> socket call. If the 1st component of the value
+ tuple is <c>false</c>, the 2nd one is ignored, which means that
+ <c>close/1</c> returns immediately not waiting
+ for data to be flushed. Otherwise, the 2nd component is
+ the flushing time-out in seconds.</p>
+ </item>
+
+ <tag><c>{low_watermark, Size}</c></tag>
+ <item> <p>
+ If the port has reached its <c>high_watermark</c> it will
+ force busy onto senders. When the port data queue reaches the
+ <c>low_watermark</c> callers are no longer forced busy.
+ <br /> Default: 4096 kB.
+ </p>
+ </item>
+
+ <tag><c>{mode, Mode :: binary | list}</c></tag>
+ <item>
+ <p>Received <c>Packet</c> is delivered as defined by Mode.</p>
+ </item>
+
+ <tag><c>list</c></tag>
+ <item>
+ <p>Received <c>Packet</c> is delivered as a list.</p>
+ </item>
+
+ <tag><c>binary</c></tag>
+ <item>
+ <p>Received <c>Packet</c> is delivered as a binary.</p>
+ </item>
+
<tag><c>{nodelay, Boolean}</c>(TCP/IP sockets)</tag>
<item>
<p>If <c>Boolean == true</c>, the <c>TCP_NODELAY</c> option
@@ -578,6 +657,16 @@ fe80::204:acff:fe17:bf38
indicated length are accepted and not considered invalid due
to internal buffer limitations.</p>
</item>
+
+ <tag><c>{priority, Priority}</c></tag>
+ <item> <p>Set the protocol-defined priority for all packets to be sent
+ on this socket.</p>
+ </item>
+
+ <tag><c>{raw, Protocol, OptionNum, ValueBin}</c></tag>
+ <item> <p>See below.</p>
+ </item>
+
<tag><c>{read_packets, Integer}</c>(UDP sockets)</tag>
<item>
<p>Sets the max number of UDP packets to read without
@@ -589,7 +678,7 @@ fe80::204:acff:fe17:bf38
high the system can become unresponsive due to
UDP packet flooding.</p>
</item>
- <tag><c>{recbuf, Integer}</c></tag>
+ <tag><c>{recbuf, Size}</c></tag>
<item>
<p>Gives the size of the receive buffer to use for
the socket.</p>
@@ -618,9 +707,10 @@ fe80::204:acff:fe17:bf38
returns <c>{error,timeout}</c>. The recommended setting is
<c>true</c> which will automatically close the socket.
Default is <c>false</c> due to backward compatibility.</p>
+ <marker id="option-sndbuf"></marker>
</item>
- <tag><c>{sndbuf, Integer}</c></tag>
+ <tag><c>{sndbuf, Size}</c></tag>
<item>
<p>Gives the size of the send buffer to use for the socket.</p>
</item>
@@ -639,6 +729,7 @@ fe80::204:acff:fe17:bf38
not implemented. Use with caution.</p>
</item>
</taglist>
+
<p>In addition to the options mentioned above, <em>raw</em>
option specifications can be used. The raw options are
specified as a tuple of arity four, beginning with the tag