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  26. <div class="titlepage"><div><div><h4 class="title">
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  27. <a name="boost_asio.reference.basic_seq_packet_socket.send_low_watermark"></a><a class="link" href="send_low_watermark.html" title="basic_seq_packet_socket::send_low_watermark">basic_seq_packet_socket::send_low_watermark</a>
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  28. </h4></div></div></div>
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  29. <p>
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  30.           <span class="emphasis"><em>Inherited from socket_base.</em></span>
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  31.         </p>
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  32. <p>
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  33.           <a class="indexterm" name="idp41298016"></a> 
    34. 

  34. Socket option for the send low
    35. 

  35.           watermark.
    36. 

  36.         </p>
    37. 

  37. <pre class="programlisting"><span class="keyword">typedef</span> <span class="identifier">implementation_defined</span> <span class="identifier">send_low_watermark</span><span class="special">;</span>
    38. 

  38. </pre>
    39. 

  39. <p>
    40. 

  40.           Implements the SOL_SOCKET/SO_SNDLOWAT socket option.
    41. 

  41.         </p>
    42. 

  42. <h6>
    43. 

  43. <a name="boost_asio.reference.basic_seq_packet_socket.send_low_watermark.h0"></a>
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  44.           <span class="phrase"><a name="boost_asio.reference.basic_seq_packet_socket.send_low_watermark.examples"></a></span><a class="link" href="send_low_watermark.html#boost_asio.reference.basic_seq_packet_socket.send_low_watermark.examples">Examples</a>
    45. 

  45.         </h6>
    46. 

  46. <p>
    47. 

  47.           Setting the option:
    48. 

  48.         </p>
    49. 

  49. <pre class="programlisting"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">asio</span><span class="special">::</span><span class="identifier">ip</span><span class="special">::</span><span class="identifier">tcp</span><span class="special">::</span><span class="identifier">socket</span> <span class="identifier">socket</span><span class="special">(</span><span class="identifier">io_service</span><span class="special">);</span>
    50. 

  50. <span class="special">...</span>
    51. 

  51. <span class="identifier">boost</span><span class="special">::</span><span class="identifier">asio</span><span class="special">::</span><span class="identifier">socket_base</span><span class="special">::</span><span class="identifier">send_low_watermark</span> <span class="identifier">option</span><span class="special">(</span><span class="number">1024</span><span class="special">);</span>
    52. 

  52. <span class="identifier">socket</span><span class="special">.</span><span class="identifier">set_option</span><span class="special">(</span><span class="identifier">option</span><span class="special">);</span>
    53. 

  53. </pre>
    54. 

  54. <p>
    55. 

  55.           Getting the current option value:
    56. 

  56.         </p>
    57. 

  57. <pre class="programlisting"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">asio</span><span class="special">::</span><span class="identifier">ip</span><span class="special">::</span><span class="identifier">tcp</span><span class="special">::</span><span class="identifier">socket</span> <span class="identifier">socket</span><span class="special">(</span><span class="identifier">io_service</span><span class="special">);</span>
    58. 

  58. <span class="special">...</span>
    59. 

  59. <span class="identifier">boost</span><span class="special">::</span><span class="identifier">asio</span><span class="special">::</span><span class="identifier">socket_base</span><span class="special">::</span><span class="identifier">send_low_watermark</span> <span class="identifier">option</span><span class="special">;</span>
    60. 

  60. <span class="identifier">socket</span><span class="special">.</span><span class="identifier">get_option</span><span class="special">(</span><span class="identifier">option</span><span class="special">);</span>
    61. 

  61. <span class="keyword">int</span> <span class="identifier">size</span> <span class="special">=</span> <span class="identifier">option</span><span class="special">.</span><span class="identifier">value</span><span class="special">();</span>
    62. 

  62. </pre>
    63. 

  63. <h6>
    64. 

  64. <a name="boost_asio.reference.basic_seq_packet_socket.send_low_watermark.h1"></a>
    65. 

  65.           <span class="phrase"><a name="boost_asio.reference.basic_seq_packet_socket.send_low_watermark.requirements"></a></span><a class="link" href="send_low_watermark.html#boost_asio.reference.basic_seq_packet_socket.send_low_watermark.requirements">Requirements</a>
    66. 

  66.         </h6>
    67. 

  67. <p>
    68. 

  68.           <span class="emphasis"><em>Header: </em></span><code class="literal">boost/asio/basic_seq_packet_socket.hpp</code>
    69. 

  69.         </p>
    70. 

  70. <p>
    71. 

  71.           <span class="emphasis"><em>Convenience header: </em></span><code class="literal">boost/asio.hpp</code>
    72. 

  72.         </p>
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  75. <td align="left"></td>
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  76. <td align="right"><div class="copyright-footer">Copyright &#169; 2003-2013 Christopher M. Kohlhoff<p>
    77. 

  77.         Distributed under the Boost Software License, Version 1.0. (See accompanying
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  78.         file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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  79.       </p>
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