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<h1>XDRStreamUnMarshaller.cc</h1> </div>
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<a href="XDRStreamUnMarshaller_8cc.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// XDRStreamUnMarshaller.cc</span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 <span class="comment">// -*- mode: c++; c-basic-offset:4 -*-</span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="comment">// This file is part of libdap, A C++ implementation of the OPeNDAP Data</span>
<a name="l00006"></a>00006 <span class="comment">// Access Protocol.</span>
<a name="l00007"></a>00007
<a name="l00008"></a>00008 <span class="comment">// Copyright (c) 2002,2003 OPeNDAP, Inc.</span>
<a name="l00009"></a>00009 <span class="comment">// Author: Patrick West <pwest@ucar.edu></span>
<a name="l00010"></a>00010 <span class="comment">//</span>
<a name="l00011"></a>00011 <span class="comment">// This library is free software; you can redistribute it and/or</span>
<a name="l00012"></a>00012 <span class="comment">// modify it under the terms of the GNU Lesser General Public</span>
<a name="l00013"></a>00013 <span class="comment">// License as published by the Free Software Foundation; either</span>
<a name="l00014"></a>00014 <span class="comment">// version 2.1 of the License, or (at your option) any later version.</span>
<a name="l00015"></a>00015 <span class="comment">//</span>
<a name="l00016"></a>00016 <span class="comment">// This library is distributed in the hope that it will be useful,</span>
<a name="l00017"></a>00017 <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00018"></a>00018 <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00019"></a>00019 <span class="comment">// Lesser General Public License for more details.</span>
<a name="l00020"></a>00020 <span class="comment">//</span>
<a name="l00021"></a>00021 <span class="comment">// You should have received a copy of the GNU Lesser General Public</span>
<a name="l00022"></a>00022 <span class="comment">// License along with this library; if not, write to the Free Software</span>
<a name="l00023"></a>00023 <span class="comment">// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
<a name="l00024"></a>00024 <span class="comment">//</span>
<a name="l00025"></a>00025 <span class="comment">// You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.</span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="comment">// (c) COPYRIGHT URI/MIT 1994-1999</span>
<a name="l00028"></a>00028 <span class="comment">// Please read the full copyright statement in the file COPYRIGHT_URI.</span>
<a name="l00029"></a>00029 <span class="comment">//</span>
<a name="l00030"></a>00030 <span class="comment">// Authors:</span>
<a name="l00031"></a>00031 <span class="comment">// pwest Patrick West <pwest@ucar.edu></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include "<a class="code" href="config_8h.html">config.h</a>"</span>
<a name="l00033"></a>00033 <span class="preprocessor">#include "<a class="code" href="XDRStreamUnMarshaller_8h.html">XDRStreamUnMarshaller.h</a>"</span>
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="preprocessor">#include <cstring></span> <span class="comment">// for memcpy</span>
<a name="l00036"></a>00036 <span class="preprocessor">#include <string></span>
<a name="l00037"></a>00037 <span class="preprocessor">#include <sstream></span>
<a name="l00038"></a>00038
<a name="l00039"></a><a class="code" href="XDRStreamUnMarshaller_8cc.html#a2e7121fc1382a40cfd268504f23a1ed6">00039</a> <span class="preprocessor">#define DODS_DEBUG2 1</span>
<a name="l00040"></a><a class="code" href="XDRStreamUnMarshaller_8cc.html#ab54f92ad21170cc731198b783db43b2f">00040</a> <span class="preprocessor"></span><span class="preprocessor">#define DODS_DEBUG 1</span>
<a name="l00041"></a>00041 <span class="preprocessor"></span>
<a name="l00042"></a>00042 <span class="preprocessor">#include "<a class="code" href="Str_8h.html">Str.h</a>"</span>
<a name="l00043"></a>00043 <span class="preprocessor">#include "<a class="code" href="Vector_8h.html">Vector.h</a>"</span>
<a name="l00044"></a>00044 <span class="preprocessor">#include "<a class="code" href="Array_8h.html">Array.h</a>"</span>
<a name="l00045"></a>00045 <span class="preprocessor">#include "<a class="code" href="util_8h.html">util.h</a>"</span>
<a name="l00046"></a>00046 <span class="preprocessor">#include "<a class="code" href="InternalErr_8h.html">InternalErr.h</a>"</span>
<a name="l00047"></a>00047 <span class="preprocessor">#include "<a class="code" href="debug_8h.html">debug.h</a>"</span>
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="keyword">namespace </span>libdap {
<a name="l00050"></a>00050
<a name="l00051"></a>00051 <span class="keywordtype">char</span> *XDRStreamUnMarshaller::_buf = 0 ;
<a name="l00052"></a>00052
<a name="l00053"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a2f198611509f1c92d833a59019d3aef2">00053</a> XDRStreamUnMarshaller::XDRStreamUnMarshaller( istream &in )
<a name="l00054"></a>00054 : _source( 0 ), _in( in )
<a name="l00055"></a>00055 {
<a name="l00056"></a>00056 <span class="keywordflow">if</span> (!_buf)
<a name="l00057"></a>00057 _buf = (<span class="keywordtype">char</span> *) malloc(<a class="code" href="namespacelibdap.html#a3352d500c7a8af593b4f0d2f15608dfb">XDR_DAP_BUFF_SIZE</a>);
<a name="l00058"></a>00058 <span class="keywordflow">if</span> (!_buf)
<a name="l00059"></a>00059 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Failed to allocate memory for data serialization."</span>);
<a name="l00060"></a>00060
<a name="l00061"></a>00061 _source = <span class="keyword">new</span> XDR;
<a name="l00062"></a>00062 xdrmem_create(_source, _buf, <a class="code" href="namespacelibdap.html#a3352d500c7a8af593b4f0d2f15608dfb">XDR_DAP_BUFF_SIZE</a>, XDR_DECODE);
<a name="l00063"></a>00063 }
<a name="l00064"></a>00064
<a name="l00065"></a>00065 XDRStreamUnMarshaller::XDRStreamUnMarshaller()
<a name="l00066"></a>00066 : <a class="code" href="classlibdap_1_1UnMarshaller.html" title="abstract base class used to unmarshall/deserialize dap data objects">UnMarshaller</a>(), _source( 0 ), _in( cin )
<a name="l00067"></a>00067 {
<a name="l00068"></a>00068 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1InternalErr.html" title="A class for software fault reporting.">InternalErr</a>( __FILE__, __LINE__, <span class="stringliteral">"Default constructor not implemented."</span> ) ;
<a name="l00069"></a>00069 }
<a name="l00070"></a>00070
<a name="l00071"></a>00071 XDRStreamUnMarshaller::XDRStreamUnMarshaller( <span class="keyword">const</span> XDRStreamUnMarshaller &um )
<a name="l00072"></a>00072 : UnMarshaller( um ), _source( 0 ), _in( cin )
<a name="l00073"></a>00073 {
<a name="l00074"></a>00074 <span class="keywordflow">throw</span> InternalErr( __FILE__, __LINE__, <span class="stringliteral">"Copy constructor not implemented."</span> ) ;
<a name="l00075"></a>00075 }
<a name="l00076"></a>00076
<a name="l00077"></a>00077 XDRStreamUnMarshaller &
<a name="l00078"></a>00078 XDRStreamUnMarshaller::operator=( <span class="keyword">const</span> XDRStreamUnMarshaller & )
<a name="l00079"></a>00079 {
<a name="l00080"></a>00080 <span class="keywordflow">throw</span> InternalErr( __FILE__, __LINE__, <span class="stringliteral">"Copy operator not implemented."</span> ) ;
<a name="l00081"></a>00081
<a name="l00082"></a>00082 <span class="keywordflow">return</span> *this ;
<a name="l00083"></a>00083 }
<a name="l00084"></a>00084
<a name="l00085"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a8eaf54024dd92c94cccdcc9912fa869c">00085</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a8eaf54024dd92c94cccdcc9912fa869c">XDRStreamUnMarshaller::~XDRStreamUnMarshaller</a>( )
<a name="l00086"></a>00086 {
<a name="l00087"></a>00087 <span class="keywordflow">if</span> ( _source )
<a name="l00088"></a>00088 <a class="code" href="XDRUtils_8cc.html#acd1ce82fd29bbb21c05044ecbfc1c8a6">delete_xdrstdio</a>( _source ) ;
<a name="l00089"></a>00089 _source = 0;
<a name="l00090"></a>00090 }
<a name="l00091"></a>00091
<a name="l00092"></a>00092 <span class="keywordtype">void</span>
<a name="l00093"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a340f2532faac2192394beeb33c2f768f">00093</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a340f2532faac2192394beeb33c2f768f">XDRStreamUnMarshaller::get_byte</a>( <a class="code" href="namespacelibdap.html#ad431f107665452c7fe52e360b38f2828">dods_byte</a> &val )
<a name="l00094"></a>00094 {
<a name="l00095"></a>00095 <span class="keywordflow">if</span> (xdr_setpos( _source, 0 ) < 0)
<a name="l00096"></a>00096 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Failed to reposition input stream"</span>);
<a name="l00097"></a>00097 <span class="keywordflow">if</span> (!(_in.read( _buf, 4 ))) {
<a name="l00098"></a>00098 <span class="keywordflow">if</span> (_in.eof())
<a name="l00099"></a>00099 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Premature EOF in input stream"</span>);
<a name="l00100"></a>00100 <span class="keywordflow">else</span> {
<a name="l00101"></a>00101 ostringstream ss(<span class="stringliteral">"Error reading from input stream: "</span>);
<a name="l00102"></a>00102 ss << _in.rdstate();
<a name="l00103"></a>00103 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(ss.str());
<a name="l00104"></a>00104 }
<a name="l00105"></a>00105 }
<a name="l00106"></a>00106
<a name="l00107"></a>00107 <a class="code" href="debug_8h.html#ac1f764c266c50f0050e33557004c914c">DBG2</a>( std::cerr << <span class="stringliteral">"_in.gcount(): "</span> << _in.gcount() << std::endl );
<a name="l00108"></a>00108 <a class="code" href="debug_8h.html#ac1f764c266c50f0050e33557004c914c">DBG2</a>( std::cerr << <span class="stringliteral">"_in.tellg(): "</span> << _in.tellg() << std::endl );
<a name="l00109"></a>00109 <a class="code" href="debug_8h.html#ac1f764c266c50f0050e33557004c914c">DBG2</a>( std::cerr << <span class="stringliteral">"_buf[0]: "</span> << hex << _buf[0] << <span class="stringliteral">"; _buf[1]: "</span> << _buf[1]
<a name="l00110"></a>00110 << <span class="stringliteral">"; _buf[2]: "</span> << _buf[2] << <span class="stringliteral">"; _buf[3]: "</span> << _buf[3]
<a name="l00111"></a>00111 << dec << std::endl );
<a name="l00112"></a>00112
<a name="l00113"></a>00113 <span class="keywordflow">if</span>( !xdr_char( _source, (<span class="keywordtype">char</span> *)&val ) )
<a name="l00114"></a>00114 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read byte data."</span>);
<a name="l00115"></a>00115
<a name="l00116"></a>00116 <a class="code" href="debug_8h.html#ac1f764c266c50f0050e33557004c914c">DBG2</a>(std::cerr << <span class="stringliteral">"get_byte: "</span> << val << std::endl );
<a name="l00117"></a>00117 }
<a name="l00118"></a>00118
<a name="l00119"></a>00119 <span class="keywordtype">void</span>
<a name="l00120"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a464d4586233c9275474f31ecc7eb5367">00120</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a464d4586233c9275474f31ecc7eb5367">XDRStreamUnMarshaller::get_int16</a>( <a class="code" href="namespacelibdap.html#ae7f3429a8f8962d271e43ece6968d91d">dods_int16</a> &val )
<a name="l00121"></a>00121 {
<a name="l00122"></a>00122 xdr_setpos( _source, 0 );
<a name="l00123"></a>00123 _in.read( _buf, 4 );
<a name="l00124"></a>00124
<a name="l00125"></a>00125 <span class="keywordflow">if</span>( !<a class="code" href="config_8h.html#a24654f59366e8cc041ba72d75f6308f9">XDR_INT16</a>( _source, &val ) )
<a name="l00126"></a>00126 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read int 16 data."</span>);
<a name="l00127"></a>00127 }
<a name="l00128"></a>00128
<a name="l00129"></a>00129 <span class="keywordtype">void</span>
<a name="l00130"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a25eabe5ab065866e285efc9c8d352830">00130</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a25eabe5ab065866e285efc9c8d352830">XDRStreamUnMarshaller::get_int32</a>( <a class="code" href="namespacelibdap.html#ae759bb5209e20f49935f93743022b8bc">dods_int32</a> &val )
<a name="l00131"></a>00131 {
<a name="l00132"></a>00132 xdr_setpos( _source, 0 );
<a name="l00133"></a>00133 _in.read( _buf, 4 );
<a name="l00134"></a>00134
<a name="l00135"></a>00135 <span class="keywordflow">if</span>( !<a class="code" href="config_8h.html#a3e24e0d58a6330f2d3dcb3df5f66e59f">XDR_INT32</a>( _source, &val ) )
<a name="l00136"></a>00136 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read int 32 data."</span>);
<a name="l00137"></a>00137 }
<a name="l00138"></a>00138
<a name="l00139"></a>00139 <span class="keywordtype">void</span>
<a name="l00140"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#ad4201be4b41fcecc7dea8accd2fd5944">00140</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#ad4201be4b41fcecc7dea8accd2fd5944">XDRStreamUnMarshaller::get_float32</a>( <a class="code" href="namespacelibdap.html#a40163a7391daa28f0e3063a2054a16a2">dods_float32</a> &val )
<a name="l00141"></a>00141 {
<a name="l00142"></a>00142 xdr_setpos( _source, 0 );
<a name="l00143"></a>00143 _in.read( _buf, 4 );
<a name="l00144"></a>00144
<a name="l00145"></a>00145 <span class="keywordflow">if</span>( !xdr_float( _source, &val ) )
<a name="l00146"></a>00146 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read float 32 data."</span>);
<a name="l00147"></a>00147 }
<a name="l00148"></a>00148
<a name="l00149"></a>00149 <span class="keywordtype">void</span>
<a name="l00150"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a7e598c6c7462c92483203626b5ab728c">00150</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a7e598c6c7462c92483203626b5ab728c">XDRStreamUnMarshaller::get_float64</a>( <a class="code" href="namespacelibdap.html#af677a1bef7552bc36d52ecdcdd2c878f">dods_float64</a> &val )
<a name="l00151"></a>00151 {
<a name="l00152"></a>00152 xdr_setpos( _source, 0 );
<a name="l00153"></a>00153 _in.read( _buf, 8 );
<a name="l00154"></a>00154
<a name="l00155"></a>00155 <span class="keywordflow">if</span>( !xdr_double( _source, &val ) )
<a name="l00156"></a>00156 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read float 64 data."</span>);
<a name="l00157"></a>00157 }
<a name="l00158"></a>00158
<a name="l00159"></a>00159 <span class="keywordtype">void</span>
<a name="l00160"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a63cc7ff3acfcfdef0b867bb9477741cd">00160</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a63cc7ff3acfcfdef0b867bb9477741cd">XDRStreamUnMarshaller::get_uint16</a>( <a class="code" href="namespacelibdap.html#af0edc957e05ac3c9e085c2b4f30b2d18">dods_uint16</a> &val )
<a name="l00161"></a>00161 {
<a name="l00162"></a>00162 xdr_setpos( _source, 0 );
<a name="l00163"></a>00163 _in.read( _buf, 4 );
<a name="l00164"></a>00164
<a name="l00165"></a>00165 <span class="keywordflow">if</span>( !<a class="code" href="config_8h.html#a0440bdd8dcee5f8ff49fd6c689278da8">XDR_UINT16</a>( _source, &val ) )
<a name="l00166"></a>00166 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read uint 16 data."</span>);
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168
<a name="l00169"></a>00169 <span class="keywordtype">void</span>
<a name="l00170"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a7646829dc1610ea0b47f58a283148c2c">00170</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a7646829dc1610ea0b47f58a283148c2c">XDRStreamUnMarshaller::get_uint32</a>( <a class="code" href="namespacelibdap.html#acbbf2cafed9043c5e0cd44df0f75fc6d">dods_uint32</a> &val )
<a name="l00171"></a>00171 {
<a name="l00172"></a>00172 xdr_setpos( _source, 0 );
<a name="l00173"></a>00173 _in.read( _buf, 4 );
<a name="l00174"></a>00174
<a name="l00175"></a>00175 <span class="keywordflow">if</span>( !<a class="code" href="config_8h.html#a680769c94a1d529e0b8d81e0f1b7d4b4">XDR_UINT32</a>( _source, &val ) )
<a name="l00176"></a>00176 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read uint 32 data."</span>);
<a name="l00177"></a>00177 }
<a name="l00178"></a>00178
<a name="l00179"></a>00179 <span class="keywordtype">void</span>
<a name="l00180"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a2545622a8a1ad1e70adcb592c53aab23">00180</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a2545622a8a1ad1e70adcb592c53aab23">XDRStreamUnMarshaller::get_str</a>( <span class="keywordtype">string</span> &val )
<a name="l00181"></a>00181 {
<a name="l00182"></a>00182 <span class="keywordtype">int</span> i;
<a name="l00183"></a>00183 <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a1014ada10f5712e4a5bc26e9ebca3c69">get_int</a>( i ) ;
<a name="l00184"></a>00184 <a class="code" href="debug_8h.html#a32adf79142f0a426b5e782fb7cd4cad3">DBG</a>(std::cerr << <span class="stringliteral">"i: "</span> << i << std::endl);
<a name="l00185"></a>00185
<a name="l00186"></a>00186 <span class="comment">// Must round up string size to next 4</span>
<a name="l00187"></a>00187 i = ( ( i + 3 ) / 4 ) * 4;
<a name="l00188"></a>00188 <a class="code" href="debug_8h.html#a32adf79142f0a426b5e782fb7cd4cad3">DBG</a>(std::cerr << <span class="stringliteral">"i: "</span> << i << std::endl);
<a name="l00189"></a>00189
<a name="l00190"></a>00190 <span class="keywordtype">char</span> *in_tmp = 0;
<a name="l00191"></a>00191 <span class="keywordtype">char</span> *buf = 0;
<a name="l00192"></a>00192 XDR *source = 0;
<a name="l00193"></a>00193 <span class="comment">// Must address the case where the string is larger than the buffer</span>
<a name="l00194"></a>00194 <span class="keywordflow">if</span> ( i + 4 > <a class="code" href="namespacelibdap.html#a3352d500c7a8af593b4f0d2f15608dfb">XDR_DAP_BUFF_SIZE</a> ) {
<a name="l00195"></a>00195 source = <span class="keyword">new</span> XDR;
<a name="l00196"></a>00196 buf = (<span class="keywordtype">char</span> *) malloc( i + 4 );
<a name="l00197"></a>00197 xdrmem_create(source, buf, i + 4, XDR_DECODE);
<a name="l00198"></a>00198 memcpy( buf, _buf, 4 );
<a name="l00199"></a>00199
<a name="l00200"></a>00200 _in.read( buf + 4, i );
<a name="l00201"></a>00201
<a name="l00202"></a>00202 xdr_setpos( source, 0 );
<a name="l00203"></a>00203 <span class="keywordflow">if</span>( !xdr_string( source, &in_tmp, <a class="code" href="namespacelibdap.html#aef2455580bf5deab23e48dd319ae059f">max_str_len</a> ) )
<a name="l00204"></a>00204 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read string data."</span>);
<a name="l00205"></a>00205
<a name="l00206"></a>00206 <a class="code" href="XDRUtils_8cc.html#acd1ce82fd29bbb21c05044ecbfc1c8a6">delete_xdrstdio</a>( source );
<a name="l00207"></a>00207 }
<a name="l00208"></a>00208 <span class="keywordflow">else</span> {
<a name="l00209"></a>00209 _in.read( _buf + 4, i );
<a name="l00210"></a>00210
<a name="l00211"></a>00211 xdr_setpos( _source, 0 );
<a name="l00212"></a>00212 <span class="keywordflow">if</span>( !xdr_string( _source, &in_tmp, <a class="code" href="namespacelibdap.html#aef2455580bf5deab23e48dd319ae059f">max_str_len</a> ) )
<a name="l00213"></a>00213 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read string data."</span>);
<a name="l00214"></a>00214 }
<a name="l00215"></a>00215
<a name="l00216"></a>00216 val = in_tmp ;
<a name="l00217"></a>00217
<a name="l00218"></a>00218 free( in_tmp ) ;
<a name="l00219"></a>00219 }
<a name="l00220"></a>00220
<a name="l00221"></a>00221 <span class="keywordtype">void</span>
<a name="l00222"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a6ae6a6c0d3bdf4548836ef97ca997d7a">00222</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a6ae6a6c0d3bdf4548836ef97ca997d7a">XDRStreamUnMarshaller::get_url</a>( <span class="keywordtype">string</span> &val )
<a name="l00223"></a>00223 {
<a name="l00224"></a>00224 <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a2545622a8a1ad1e70adcb592c53aab23">get_str</a>( val ) ;
<a name="l00225"></a>00225 }
<a name="l00226"></a>00226
<a name="l00227"></a>00227 <span class="keywordtype">void</span>
<a name="l00228"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#ac06867d030af3b9b0309f4a17a88642c">00228</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#ac06867d030af3b9b0309f4a17a88642c">XDRStreamUnMarshaller::get_opaque</a>( <span class="keywordtype">char</span> *val, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> len )
<a name="l00229"></a>00229 {
<a name="l00230"></a>00230 xdr_setpos( _source, 0 );
<a name="l00231"></a>00231
<a name="l00232"></a>00232 <span class="comment">// Round len up to the next multiple of 4. There is also the RNDUP()</span>
<a name="l00233"></a>00233 <span class="comment">// macro in xdr.h, at least on OS/X.</span>
<a name="l00234"></a>00234 len += len&3;
<a name="l00235"></a>00235 <span class="keywordflow">if</span> ( static_cast<int>(len) > <a class="code" href="namespacelibdap.html#a3352d500c7a8af593b4f0d2f15608dfb">XDR_DAP_BUFF_SIZE</a> )
<a name="l00236"></a>00236 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Length of opaque data larger than allowed"</span>);
<a name="l00237"></a>00237
<a name="l00238"></a>00238 _in.read( _buf, len );
<a name="l00239"></a>00239
<a name="l00240"></a>00240 xdr_opaque( _source, val, len ) ;
<a name="l00241"></a>00241 }
<a name="l00242"></a>00242
<a name="l00243"></a>00243 <span class="keywordtype">void</span>
<a name="l00244"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a1014ada10f5712e4a5bc26e9ebca3c69">00244</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a1014ada10f5712e4a5bc26e9ebca3c69">XDRStreamUnMarshaller::get_int</a>( <span class="keywordtype">int</span> &val )
<a name="l00245"></a>00245 {
<a name="l00246"></a>00246 xdr_setpos( _source, 0 );
<a name="l00247"></a>00247 _in.read( _buf, 4 );
<a name="l00248"></a>00248
<a name="l00249"></a>00249 <span class="keywordflow">if</span>( !xdr_int( _source, &val ) )
<a name="l00250"></a>00250 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error(1)."</span>);
<a name="l00251"></a>00251
<a name="l00252"></a>00252 <a class="code" href="debug_8h.html#a32adf79142f0a426b5e782fb7cd4cad3">DBG</a>(std::cerr << <span class="stringliteral">"get_int: "</span> << val << std::endl);
<a name="l00253"></a>00253 }
<a name="l00254"></a>00254
<a name="l00255"></a>00255 <span class="keywordtype">void</span>
<a name="l00256"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#ae0bbd240a30d298592f80e88dc282fa6">00256</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#ae0bbd240a30d298592f80e88dc282fa6">XDRStreamUnMarshaller::get_vector</a>( <span class="keywordtype">char</span> **val, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> &num, <a class="code" href="classlibdap_1_1Vector.html" title="Holds a one-dimensional collection of DAP2 data types.">Vector</a> & )
<a name="l00257"></a>00257 {
<a name="l00258"></a>00258 <span class="keywordtype">int</span> i;
<a name="l00259"></a>00259 <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a1014ada10f5712e4a5bc26e9ebca3c69">get_int</a>( i ) ; <span class="comment">// This leaves the XDR encoded value in _buf; used later</span>
<a name="l00260"></a>00260 <a class="code" href="debug_8h.html#a32adf79142f0a426b5e782fb7cd4cad3">DBG</a>(std::cerr << <span class="stringliteral">"i: "</span> << i << std::endl);
<a name="l00261"></a>00261
<a name="l00262"></a>00262 <span class="comment">// Must round up string size to next 4</span>
<a name="l00263"></a>00263 i += i&3;
<a name="l00264"></a>00264 <a class="code" href="debug_8h.html#a32adf79142f0a426b5e782fb7cd4cad3">DBG</a>(std::cerr << <span class="stringliteral">"i: "</span> << i << std::endl);
<a name="l00265"></a>00265
<a name="l00266"></a>00266 <span class="keywordtype">char</span> *buf = 0;
<a name="l00267"></a>00267 XDR *source = 0;
<a name="l00268"></a>00268 <span class="comment">// Must address the case where the string is larger than the buffer</span>
<a name="l00269"></a>00269 <span class="keywordflow">if</span> ( i + 4 > <a class="code" href="namespacelibdap.html#a3352d500c7a8af593b4f0d2f15608dfb">XDR_DAP_BUFF_SIZE</a> ) {
<a name="l00270"></a>00270 source = <span class="keyword">new</span> XDR;
<a name="l00271"></a>00271 buf = (<span class="keywordtype">char</span> *) malloc( i + 4 );
<a name="l00272"></a>00272 xdrmem_create(source, buf, i + 4, XDR_DECODE);
<a name="l00273"></a>00273 memcpy( buf, _buf, 4 );
<a name="l00274"></a>00274
<a name="l00275"></a>00275 _in.read( buf + 4, i );
<a name="l00276"></a>00276 <a class="code" href="debug_8h.html#ac1f764c266c50f0050e33557004c914c">DBG2</a>(cerr << <span class="stringliteral">"bytes read: "</span> << _in.gcount() << endl);
<a name="l00277"></a>00277
<a name="l00278"></a>00278 xdr_setpos( source, 0 );
<a name="l00279"></a>00279 <span class="keywordflow">if</span>( !xdr_bytes( _source, val, &num, <a class="code" href="namespacelibdap.html#a2b66c19fe22ad8616c2e33f94a0a9a49">DODS_MAX_ARRAY</a>) )
<a name="l00280"></a>00280 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read byte array data."</span>);
<a name="l00281"></a>00281
<a name="l00282"></a>00282 <a class="code" href="XDRUtils_8cc.html#acd1ce82fd29bbb21c05044ecbfc1c8a6">delete_xdrstdio</a>( source );
<a name="l00283"></a>00283 }
<a name="l00284"></a>00284 <span class="keywordflow">else</span> {
<a name="l00285"></a>00285 _in.read( _buf + 4, i );
<a name="l00286"></a>00286 <a class="code" href="debug_8h.html#ac1f764c266c50f0050e33557004c914c">DBG2</a>(cerr << <span class="stringliteral">"bytes read: "</span> << _in.gcount() << endl);
<a name="l00287"></a>00287
<a name="l00288"></a>00288 xdr_setpos( _source, 0 );
<a name="l00289"></a>00289 <span class="keywordflow">if</span>( !xdr_bytes( _source, val, &num, <a class="code" href="namespacelibdap.html#a2b66c19fe22ad8616c2e33f94a0a9a49">DODS_MAX_ARRAY</a>) )
<a name="l00290"></a>00290 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read byte array data."</span>);
<a name="l00291"></a>00291 }
<a name="l00292"></a>00292 }
<a name="l00293"></a>00293
<a name="l00294"></a>00294 <span class="keywordtype">void</span>
<a name="l00295"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#aba4e6e35c50b0a574a1c48f8a74fe522">00295</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#ae0bbd240a30d298592f80e88dc282fa6">XDRStreamUnMarshaller::get_vector</a>( <span class="keywordtype">char</span> **val, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> &num, <span class="keywordtype">int</span> width, <a class="code" href="classlibdap_1_1Vector.html" title="Holds a one-dimensional collection of DAP2 data types.">Vector</a> &vec )
<a name="l00296"></a>00296 {
<a name="l00297"></a>00297 <span class="keywordtype">int</span> i;
<a name="l00298"></a>00298 <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a1014ada10f5712e4a5bc26e9ebca3c69">get_int</a>( i ) ; <span class="comment">// This leaves the XDR encoded value in _buf; used later</span>
<a name="l00299"></a>00299 <a class="code" href="debug_8h.html#a32adf79142f0a426b5e782fb7cd4cad3">DBG</a>(std::cerr << <span class="stringliteral">"i: "</span> << i << std::endl);
<a name="l00300"></a>00300
<a name="l00301"></a>00301 width += width&3;
<a name="l00302"></a>00302 <a class="code" href="debug_8h.html#a32adf79142f0a426b5e782fb7cd4cad3">DBG</a>(std::cerr << <span class="stringliteral">"width: "</span> << width << std::endl);
<a name="l00303"></a>00303
<a name="l00304"></a>00304 <span class="keywordtype">char</span> *buf = 0;
<a name="l00305"></a>00305 XDR *source = 0;
<a name="l00306"></a>00306 <span class="keywordtype">int</span> size = i * width; <span class="comment">// + 4; // '+ 4' to hold the int already read</span>
<a name="l00307"></a>00307 <a class="code" href="classlibdap_1_1BaseType.html" title="The basic data type for the DODS DAP types.">BaseType</a> *var = vec.<a class="code" href="classlibdap_1_1Vector.html#aa5ccb30d1f27ae587f35216b859feec7">var</a>();
<a name="l00308"></a>00308
<a name="l00309"></a>00309 <span class="comment">// Must address the case where the string is larger than the buffer</span>
<a name="l00310"></a>00310 <span class="keywordflow">if</span> (size > <a class="code" href="namespacelibdap.html#a3352d500c7a8af593b4f0d2f15608dfb">XDR_DAP_BUFF_SIZE</a>) {
<a name="l00311"></a>00311 source = <span class="keyword">new</span> XDR;
<a name="l00312"></a>00312 buf = (<span class="keywordtype">char</span> *) malloc( size + 4 );
<a name="l00313"></a>00313 xdrmem_create(source, buf, size + 4, XDR_DECODE);
<a name="l00314"></a>00314 <a class="code" href="debug_8h.html#ac1f764c266c50f0050e33557004c914c">DBG2</a>(cerr << <span class="stringliteral">"size: "</span> << size << endl);
<a name="l00315"></a>00315 memcpy(buf, _buf, 4);
<a name="l00316"></a>00316
<a name="l00317"></a>00317 _in.read(buf + 4, size); <span class="comment">// +4 for the int already read</span>
<a name="l00318"></a>00318 <a class="code" href="debug_8h.html#ac1f764c266c50f0050e33557004c914c">DBG2</a>(cerr << <span class="stringliteral">"bytes read: "</span> << _in.gcount() << endl);
<a name="l00319"></a>00319
<a name="l00320"></a>00320 xdr_setpos( source, 0 );
<a name="l00321"></a>00321 <span class="keywordflow">if</span> (!xdr_array( source, val, &num, <a class="code" href="namespacelibdap.html#a2b66c19fe22ad8616c2e33f94a0a9a49">DODS_MAX_ARRAY</a>, width,
<a name="l00322"></a>00322 <a class="code" href="classlibdap_1_1XDRUtils.html#aaf9f4be9a9e22a10416bfbad841751a3" title="Returns a function used to encode elements of an array.">XDRUtils::xdr_coder</a>( var-><a class="code" href="classlibdap_1_1BaseType.html#abc6b2d7099f00bb5f324ec129bff2a17" title="Returns the type of the class instance.">type</a>() ) ) )
<a name="l00323"></a>00323 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read array data."</span>);
<a name="l00324"></a>00324
<a name="l00325"></a>00325 <a class="code" href="XDRUtils_8cc.html#acd1ce82fd29bbb21c05044ecbfc1c8a6">delete_xdrstdio</a>(source);
<a name="l00326"></a>00326 }
<a name="l00327"></a>00327 <span class="keywordflow">else</span> {
<a name="l00328"></a>00328 _in.read(_buf + 4, size);
<a name="l00329"></a>00329 <a class="code" href="debug_8h.html#ac1f764c266c50f0050e33557004c914c">DBG2</a>(cerr << <span class="stringliteral">"bytes read: "</span> << _in.gcount() << endl);
<a name="l00330"></a>00330
<a name="l00331"></a>00331 xdr_setpos( _source, 0 );
<a name="l00332"></a>00332 <span class="keywordflow">if</span> (!xdr_array( _source, val, &num, <a class="code" href="namespacelibdap.html#a2b66c19fe22ad8616c2e33f94a0a9a49">DODS_MAX_ARRAY</a>, width,
<a name="l00333"></a>00333 <a class="code" href="classlibdap_1_1XDRUtils.html#aaf9f4be9a9e22a10416bfbad841751a3" title="Returns a function used to encode elements of an array.">XDRUtils::xdr_coder</a>( var-><a class="code" href="classlibdap_1_1BaseType.html#abc6b2d7099f00bb5f324ec129bff2a17" title="Returns the type of the class instance.">type</a>() ) ) )
<a name="l00334"></a>00334 <span class="keywordflow">throw</span> <a class="code" href="classlibdap_1_1Error.html" title="A class for error processing.">Error</a>(<span class="stringliteral">"Network I/O Error. Could not read array data."</span>);
<a name="l00335"></a>00335 }
<a name="l00336"></a>00336 }
<a name="l00337"></a>00337
<a name="l00338"></a>00338 <span class="keywordtype">void</span>
<a name="l00339"></a><a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a709892593023e5ea542a0d24541c13d9">00339</a> <a class="code" href="classlibdap_1_1XDRStreamUnMarshaller.html#a709892593023e5ea542a0d24541c13d9" title="dump the contents of this object to the specified ostream">XDRStreamUnMarshaller::dump</a>(ostream &strm)<span class="keyword"> const</span>
<a name="l00340"></a>00340 <span class="keyword"></span>{
<a name="l00341"></a>00341 strm << <a class="code" href="classlibdap_1_1DapIndent.html#a45ca36e552f70fbdbca0599da4320aab">DapIndent::LMarg</a> << <span class="stringliteral">"XDRStreamUnMarshaller::dump - ("</span>
<a name="l00342"></a>00342 << (<span class="keywordtype">void</span> *)<span class="keyword">this</span> << <span class="stringliteral">")"</span> << endl ;
<a name="l00343"></a>00343 }
<a name="l00344"></a>00344
<a name="l00345"></a>00345 } <span class="comment">// namespace libdap</span>
<a name="l00346"></a>00346
</pre></div></div>
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