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steghide-0.5.1-11mdv2010.0.i586.rpm

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<h1>BinaryIO.h</h1><a href="BinaryIO_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * steghide 0.5.1 - a steganography program</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 1999-2003 Stefan Hetzl &lt;shetzl@chello.at&gt;</span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> * This program is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment"> * modify it under the terms of the GNU General Public License</span>
<a name="l00007"></a>00007 <span class="comment"> * as published by the Free Software Foundation; either version 2</span>
<a name="l00008"></a>00008 <span class="comment"> * of the License, or (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment"> *</span>
<a name="l00010"></a>00010 <span class="comment"> * This program is distributed in the hope that it will be useful,</span>
<a name="l00011"></a>00011 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00012"></a>00012 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
<a name="l00013"></a>00013 <span class="comment"> * GNU General Public License for more details.</span>
<a name="l00014"></a>00014 <span class="comment"> *</span>
<a name="l00015"></a>00015 <span class="comment"> * You should have received a copy of the GNU General Public License</span>
<a name="l00016"></a>00016 <span class="comment"> * along with this program; if not, write to the Free Software</span>
<a name="l00017"></a>00017 <span class="comment"> * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.</span>
<a name="l00018"></a>00018 <span class="comment"> *</span>
<a name="l00019"></a>00019 <span class="comment"> */</span>
<a name="l00020"></a>00020 
<a name="l00021"></a>00021 <span class="preprocessor">#ifndef SH_BINARYIO_H</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span><span class="preprocessor">#define SH_BINARYIO_H</span>
<a name="l00023"></a>00023 <span class="preprocessor"></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include &lt;cstdio&gt;</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include &lt;string&gt;</span>
<a name="l00026"></a>00026 
<a name="l00027"></a>00027 <span class="preprocessor">#include "<a class="code" href="common_8h.html">common.h</a>"</span>
<a name="l00028"></a>00028 
<a name="l00033"></a><a class="code" href="classBinaryIO.html">00033</a> <span class="keyword">class </span><a class="code" href="classBinaryIO.html" title="provides methods for file i/o as needed by the rest of steghide">BinaryIO</a> {
<a name="l00034"></a>00034         <span class="keyword">public</span>:
<a name="l00035"></a><a class="code" href="classBinaryIO.html#39efef0fa56b45a901763f0f9d1515f858e070ce9ef4f5b02b7f65a7326b22d2">00035</a>         <span class="keyword">enum</span> <a class="code" href="classBinaryIO.html#39efef0fa56b45a901763f0f9d1515f8">MODE</a> { <a class="code" href="classBinaryIO.html#39efef0fa56b45a901763f0f9d1515f8ab09be55cd7e94f751c2e7fabb33608a">READ</a>, <a class="code" href="classBinaryIO.html#39efef0fa56b45a901763f0f9d1515f858e070ce9ef4f5b02b7f65a7326b22d2">WRITE</a> } ;
<a name="l00036"></a>00036 
<a name="l00037"></a>00037         <a class="code" href="classBinaryIO.html#0bf35fbb43ff17d5b0a29bd492acd209">BinaryIO</a> (<span class="keywordtype">void</span>) ;
<a name="l00038"></a>00038 
<a name="l00046"></a>00046         <a class="code" href="classBinaryIO.html#0bf35fbb43ff17d5b0a29bd492acd209">BinaryIO</a> (<span class="keyword">const</span> std::string&amp; fn, <a class="code" href="classBinaryIO.html#39efef0fa56b45a901763f0f9d1515f8">MODE</a> m) ;
<a name="l00047"></a>00047 
<a name="l00048"></a>00048         <a class="code" href="classBinaryIO.html#998ac3108e4a6a0bbb97b6488b85d279">~BinaryIO</a> (<span class="keywordtype">void</span>) ;
<a name="l00049"></a>00049 
<a name="l00053"></a><a class="code" href="classBinaryIO.html#8ab6e9850dcb714109109a25f0c0e7c7">00053</a>         <span class="keyword">const</span> std::string&amp; <a class="code" href="classBinaryIO.html#8ab6e9850dcb714109109a25f0c0e7c7">getName</a> (<span class="keywordtype">void</span>)<span class="keyword"> const</span>
<a name="l00054"></a>00054 <span class="keyword">                </span>{ <span class="keywordflow">return</span> <a class="code" href="classBinaryIO.html#ecedcd5d40e7b4326cd2ef3aa0e3c2ad">Name</a> ; } ;
<a name="l00055"></a>00055 
<a name="l00059"></a><a class="code" href="classBinaryIO.html#4c87ded8bf158398e7d21e67d832e53f">00059</a>         <span class="keywordtype">bool</span> <a class="code" href="classBinaryIO.html#4c87ded8bf158398e7d21e67d832e53f">is_open</a> (<span class="keywordtype">void</span>)<span class="keyword"> const</span>
<a name="l00060"></a>00060 <span class="keyword">                </span>{ <span class="keywordflow">return</span> <a class="code" href="classBinaryIO.html#c9ae8526d944e3e26f50618afe09d3ab">FileOpen</a> ; } ;
<a name="l00061"></a>00061 
<a name="l00065"></a><a class="code" href="classBinaryIO.html#9212f65a9caf82e40a43c894ef059f39">00065</a>         <span class="keywordtype">bool</span> <a class="code" href="classBinaryIO.html#9212f65a9caf82e40a43c894ef059f39">is_std</a> (<span class="keywordtype">void</span>)<span class="keyword"> const</span>
<a name="l00066"></a>00066 <span class="keyword">                </span>{ <span class="keywordflow">return</span> (<a class="code" href="classBinaryIO.html#b6cfa014cda526271b4f993d3ece04c1">getStream</a>() != NULL &amp;&amp; <a class="code" href="classBinaryIO.html#8ab6e9850dcb714109109a25f0c0e7c7">getName</a>() == <span class="stringliteral">""</span>) ; } ;
<a name="l00067"></a>00067 
<a name="l00071"></a><a class="code" href="classBinaryIO.html#78799aa0941aafda8f42ee23050c5462">00071</a>         <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="classBinaryIO.html#78799aa0941aafda8f42ee23050c5462">getPos</a> (<span class="keywordtype">void</span>)<span class="keyword"> const</span>
<a name="l00072"></a>00072 <span class="keyword">                </span>{ <span class="keywordflow">return</span> ftell(<a class="code" href="classBinaryIO.html#b6cfa014cda526271b4f993d3ece04c1">getStream</a>()) ; } ;
<a name="l00073"></a>00073 
<a name="l00077"></a>00077         <span class="keywordtype">bool</span> <a class="code" href="classBinaryIO.html#a9b7b67505fa2533f9750cabad423e34">eof</a> (<span class="keywordtype">void</span>) <span class="keyword">const</span> ;
<a name="l00078"></a>00078 
<a name="l00084"></a>00084         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#789dc643814786b49bdd0ab0484b7218">open</a> (<span class="keyword">const</span> std::string&amp; fn, <a class="code" href="classBinaryIO.html#39efef0fa56b45a901763f0f9d1515f8">MODE</a> m) ;     
<a name="l00085"></a>00085 
<a name="l00089"></a>00089         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#7d1b96a2c17fb45e7918e6d730861d04">close</a> (<span class="keywordtype">void</span>) ;
<a name="l00090"></a>00090 
<a name="l00094"></a>00094         <a class="code" href="common_8h.html#4ae1dab0fb4b072a66584546209e7d58">BYTE</a> <a class="code" href="classBinaryIO.html#23502610cfdf0d789dc02ef16262dbe1">read8</a> (<span class="keywordtype">void</span>) ;
<a name="l00095"></a>00095 
<a name="l00099"></a>00099         <a class="code" href="common_8h.html#9346f50cd1a0569efeb685f429a562ff">UWORD16</a> <a class="code" href="classBinaryIO.html#9af2449937a4c50c638be6c03815a0cf">read16_le</a> (<span class="keywordtype">void</span>) ;
<a name="l00100"></a>00100 
<a name="l00104"></a>00104         <a class="code" href="common_8h.html#9346f50cd1a0569efeb685f429a562ff">UWORD16</a> <a class="code" href="classBinaryIO.html#e6cab3a9995c04305f22e716ba20c332">read16_be</a> (<span class="keywordtype">void</span>) ;
<a name="l00105"></a>00105 
<a name="l00109"></a>00109         <a class="code" href="common_8h.html#6b8592979b076e06aa233e3f586ac999">UWORD32</a> <a class="code" href="classBinaryIO.html#41541700c43a89efd9a4e73bc0cb7bb7">read32_le</a> (<span class="keywordtype">void</span>) ;
<a name="l00110"></a>00110 
<a name="l00114"></a>00114         <a class="code" href="common_8h.html#6b8592979b076e06aa233e3f586ac999">UWORD32</a> <a class="code" href="classBinaryIO.html#5f48a7aacb83a7381d9ce67f49d3a36c">read32_be</a> (<span class="keywordtype">void</span>) ;
<a name="l00115"></a>00115 
<a name="l00120"></a>00120         <a class="code" href="common_8h.html#6b8592979b076e06aa233e3f586ac999">UWORD32</a> <a class="code" href="classBinaryIO.html#320263cd4adaee51b1ae982bdb3b6615">read_le</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> n) ;
<a name="l00121"></a>00121 
<a name="l00125"></a>00125         std::string <a class="code" href="classBinaryIO.html#02f7eaa184af4082dd438a5fcd2c318b">readstring</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> len) ;
<a name="l00126"></a>00126 
<a name="l00130"></a>00130         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#3df966cbb5955a9cc12db9c1b841f316">write8</a> (<a class="code" href="common_8h.html#4ae1dab0fb4b072a66584546209e7d58">BYTE</a> val) ;
<a name="l00131"></a>00131 
<a name="l00135"></a>00135         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#f029be6769535da614986f3625d24c60">write16_le</a> (<a class="code" href="common_8h.html#9346f50cd1a0569efeb685f429a562ff">UWORD16</a> val) ;
<a name="l00136"></a>00136 
<a name="l00140"></a>00140         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#c551a0c15a8027b830d461df36c70982">write16_be</a> (<a class="code" href="common_8h.html#9346f50cd1a0569efeb685f429a562ff">UWORD16</a> val) ;
<a name="l00141"></a>00141 
<a name="l00145"></a>00145         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#546779c9f2bd7a3bce516310605cfbb0">write32_le</a> (<a class="code" href="common_8h.html#6b8592979b076e06aa233e3f586ac999">UWORD32</a> val) ;
<a name="l00146"></a>00146 
<a name="l00150"></a>00150         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#778cb8560b7792e96a8de7a32440e2fe">write32_be</a> (<a class="code" href="common_8h.html#6b8592979b076e06aa233e3f586ac999">UWORD32</a> val) ;
<a name="l00151"></a>00151 
<a name="l00157"></a>00157         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#6d8356e8fbf862d79d8ec97fb93217c3">write_le</a> (<a class="code" href="common_8h.html#6b8592979b076e06aa233e3f586ac999">UWORD32</a> val, <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> n) ;
<a name="l00158"></a>00158 
<a name="l00159"></a>00159         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#116ca944bd525917198f8438c9c2f1a1">writestring</a> (<span class="keyword">const</span> std::string&amp; s) ;
<a name="l00160"></a>00160 
<a name="l00164"></a><a class="code" href="classBinaryIO.html#b6cfa014cda526271b4f993d3ece04c1">00164</a>         FILE* <a class="code" href="classBinaryIO.html#b6cfa014cda526271b4f993d3ece04c1">getStream</a> (<span class="keywordtype">void</span>)<span class="keyword"> const</span>
<a name="l00165"></a>00165 <span class="keyword">                </span>{ <span class="keywordflow">return</span> <a class="code" href="classBinaryIO.html#a0009cff8318597b0c46a339d38f08ce">Stream</a> ; } ;
<a name="l00166"></a>00166 
<a name="l00167"></a>00167         <span class="keyword">protected</span>:
<a name="l00168"></a><a class="code" href="classBinaryIO.html#54eb9e307df74443779107b2fe772bbf">00168</a>         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#54eb9e307df74443779107b2fe772bbf">setStream</a> (FILE* s)
<a name="l00169"></a>00169                 { <a class="code" href="classBinaryIO.html#a0009cff8318597b0c46a339d38f08ce">Stream</a> = s ; } ;
<a name="l00170"></a>00170 
<a name="l00171"></a><a class="code" href="classBinaryIO.html#9c866c14899279ad6e9fabb6b69767d5">00171</a>         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#9c866c14899279ad6e9fabb6b69767d5">setName</a> (<span class="keyword">const</span> std::string&amp; fn)
<a name="l00172"></a>00172                 { <a class="code" href="classBinaryIO.html#ecedcd5d40e7b4326cd2ef3aa0e3c2ad">Name</a> = fn ; } ;
<a name="l00173"></a>00173 
<a name="l00174"></a><a class="code" href="classBinaryIO.html#88d1a37f7e836496761e4c6a672c3f1f">00174</a>         <a class="code" href="classBinaryIO.html#39efef0fa56b45a901763f0f9d1515f8">MODE</a> <a class="code" href="classBinaryIO.html#88d1a37f7e836496761e4c6a672c3f1f">getMode</a> (<span class="keywordtype">void</span>)<span class="keyword"> const</span>
<a name="l00175"></a>00175 <span class="keyword">                </span>{ <span class="keywordflow">return</span> <a class="code" href="classBinaryIO.html#a3305696bab79bc4e3b18ea6bfff4477">Mode</a> ; } ;
<a name="l00176"></a>00176 
<a name="l00177"></a><a class="code" href="classBinaryIO.html#bea111493f6008e396e4f99924912c7b">00177</a>         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#bea111493f6008e396e4f99924912c7b">setMode</a> (<a class="code" href="classBinaryIO.html#39efef0fa56b45a901763f0f9d1515f8">MODE</a> m)
<a name="l00178"></a><a class="code" href="classBinaryIO.html#ecedcd5d40e7b4326cd2ef3aa0e3c2ad">00178</a>                 { <a class="code" href="classBinaryIO.html#a3305696bab79bc4e3b18ea6bfff4477">Mode</a> = m ; } ;
<a name="l00179"></a>00179 
<a name="l00180"></a>00180         <span class="keyword">private</span>:
<a name="l00181"></a>00181         std::string <a class="code" href="classBinaryIO.html#ecedcd5d40e7b4326cd2ef3aa0e3c2ad">Name</a> ;
<a name="l00182"></a><a class="code" href="classBinaryIO.html#a0009cff8318597b0c46a339d38f08ce">00182</a>         FILE *<a class="code" href="classBinaryIO.html#a0009cff8318597b0c46a339d38f08ce">Stream</a> ;
<a name="l00183"></a><a class="code" href="classBinaryIO.html#c9ae8526d944e3e26f50618afe09d3ab">00183</a>         <span class="keywordtype">bool</span> <a class="code" href="classBinaryIO.html#c9ae8526d944e3e26f50618afe09d3ab">FileOpen</a> ;
<a name="l00184"></a><a class="code" href="classBinaryIO.html#a3305696bab79bc4e3b18ea6bfff4477">00184</a>         <a class="code" href="classBinaryIO.html#39efef0fa56b45a901763f0f9d1515f8">MODE</a> <a class="code" href="classBinaryIO.html#a3305696bab79bc4e3b18ea6bfff4477">Mode</a> ;
<a name="l00185"></a>00185 
<a name="l00186"></a>00186         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#e17f9a27379768a7403fde20b4b5f660">init</a> (<span class="keywordtype">void</span>) ;
<a name="l00187"></a>00187 
<a name="l00188"></a><a class="code" href="classBinaryIO.html#efffa46734a984085cd4309939bcaddb">00188</a>         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#efffa46734a984085cd4309939bcaddb">set_open</a> (<span class="keywordtype">bool</span> o)
<a name="l00189"></a>00189                 { <a class="code" href="classBinaryIO.html#c9ae8526d944e3e26f50618afe09d3ab">FileOpen</a> = o ; } ;
<a name="l00190"></a>00190 
<a name="l00194"></a>00194         <span class="keywordtype">void</span> <a class="code" href="classBinaryIO.html#e5c704413a2a9cab41df946da0f2946f">checkForce</a> (<span class="keyword">const</span> std::string&amp; fn) <span class="keyword">const</span> ;
<a name="l00195"></a>00195 
<a name="l00200"></a>00200         <span class="keywordtype">bool</span> <a class="code" href="classBinaryIO.html#b50c18790f0d3afeeecd787232a7a1de">Fileexists</a> (<span class="keyword">const</span> std::string&amp; fn) <span class="keyword">const</span> ;
<a name="l00201"></a>00201 } ;
<a name="l00202"></a>00202 
<a name="l00203"></a>00203 <span class="preprocessor">#endif </span><span class="comment">/* ndef SH_BINARYIO_H */</span>
</pre></div></div>
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