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<h1>/home/pvrabec/project/openscap/openscap-0.5.12/src/OVAL/probes/SEAP/seap-descriptor.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * Copyright 2009 Red Hat Inc., Durham, North Carolina.</span>
<a name="l00003"></a>00003 <span class="comment"> * All Rights Reserved.</span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> * This library 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 Lesser General Public</span>
<a name="l00007"></a>00007 <span class="comment"> * License as published by the Free Software Foundation; either</span>
<a name="l00008"></a>00008 <span class="comment"> * version 2.1 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 library 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 GNU</span>
<a name="l00013"></a>00013 <span class="comment"> * Lesser 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 Lesser General Public</span>
<a name="l00016"></a>00016 <span class="comment"> * License along with this library; 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"> * Authors:</span>
<a name="l00020"></a>00020 <span class="comment"> * "Daniel Kopecek" <dkopecek@redhat.com></span>
<a name="l00021"></a>00021 <span class="comment"> */</span>
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="preprocessor">#pragma once</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span><span class="preprocessor">#ifndef _SEAP_DESCRIPTOR_H</span>
<a name="l00025"></a>00025 <span class="preprocessor"></span><span class="preprocessor">#define _SEAP_DESCRIPTOR_H</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <errno.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <pthread.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <stdint.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include "generic/bitmap.h"</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include "generic/pqueue.h"</span>
<a name="l00032"></a>00032 <span class="preprocessor">#include "generic/rbt/rbt.h"</span>
<a name="l00033"></a>00033 <span class="preprocessor">#include "_sexp-types.h"</span>
<a name="l00034"></a>00034 <span class="preprocessor">#include "_sexp-parser.h"</span>
<a name="l00035"></a>00035 <span class="preprocessor">#include "_sexp-output.h"</span>
<a name="l00036"></a>00036 <span class="preprocessor">#include "_seap-command.h"</span>
<a name="l00037"></a>00037 <span class="preprocessor">#include "public/seap-scheme.h"</span>
<a name="l00038"></a>00038 <span class="preprocessor">#include "public/seap-message.h"</span>
<a name="l00039"></a>00039 <span class="preprocessor">#include "public/seap-command.h"</span>
<a name="l00040"></a>00040 <span class="preprocessor">#include "public/seap-error.h"</span>
<a name="l00041"></a>00041 <span class="preprocessor">#include "../../../common/util.h"</span>
<a name="l00042"></a>00042
<a name="l00043"></a>00043 OSCAP_HIDDEN_START;
<a name="l00044"></a>00044
<a name="l00045"></a>00045 <span class="comment">/*</span>
<a name="l00046"></a>00046 <span class="comment"> * Descriptor table + related stuff</span>
<a name="l00047"></a>00047 <span class="comment"> */</span>
<a name="l00048"></a><a class="code" href="structSEAP__desc__t.html">00048</a> <span class="keyword">typedef</span> <span class="keyword">struct </span>{
<a name="l00049"></a>00049 SEAP_msgid_t next_id;
<a name="l00050"></a>00050 <a class="code" href="structSEXP.html">SEXP_t</a> *sexpbuf; <span class="comment">/* S-exp buffer */</span>
<a name="l00051"></a>00051 <a class="code" href="structSEXP__ostate.html">SEXP_ostate_t</a> *ostate; <span class="comment">/* Output state */</span>
<a name="l00052"></a>00052 <a class="code" href="structSEXP__pstate.html">SEXP_pstate_t</a> *pstate; <span class="comment">/* Parser state */</span>
<a name="l00053"></a>00053 SEAP_scheme_t scheme; <span class="comment">/* Protocol/Scheme used for this descriptor */</span>
<a name="l00054"></a>00054 <span class="keywordtype">void</span> *scheme_data; <span class="comment">/* Protocol/Scheme related data */</span>
<a name="l00055"></a>00055
<a name="l00056"></a>00056 <a class="code" href="structSEXP.html">SEXP_t</a> *msg_queue;
<a name="l00057"></a>00057 <a class="code" href="structSEXP.html">SEXP_t</a> *err_queue;
<a name="l00058"></a>00058 <a class="code" href="structSEXP.html">SEXP_t</a> *cmd_queue;
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <a class="code" href="structpqueue.html">pqueue_t</a> *pck_queue;
<a name="l00061"></a>00061
<a name="l00062"></a>00062 pthread_mutex_t w_lock;
<a name="l00063"></a>00063 pthread_mutex_t r_lock;
<a name="l00064"></a>00064
<a name="l00065"></a>00065 SEAP_cmdid_t next_cid;
<a name="l00066"></a>00066 <a class="code" href="structSEAP__cmdtbl__t.html">SEAP_cmdtbl_t</a> *cmd_c_table; <span class="comment">/* Local SEAP commands */</span>
<a name="l00067"></a>00067 <a class="code" href="structSEAP__cmdtbl__t.html">SEAP_cmdtbl_t</a> *cmd_w_table; <span class="comment">/* Waiting SEAP commands */</span>
<a name="l00068"></a>00068 } <a class="code" href="structSEAP__desc__t.html">SEAP_desc_t</a>;
<a name="l00069"></a>00069
<a name="l00070"></a>00070 <span class="preprocessor">#define SEAP_DESC_FDIN 0x00000001</span>
<a name="l00071"></a>00071 <span class="preprocessor"></span><span class="preprocessor">#define SEAP_DESC_FDOUT 0x00000002</span>
<a name="l00072"></a>00072 <span class="preprocessor"></span><span class="preprocessor">#define SEAP_DESC_SELF -1</span>
<a name="l00073"></a>00073 <span class="preprocessor"></span>
<a name="l00074"></a><a class="code" href="structSEAP__desctable__t.html">00074</a> <span class="keyword">typedef</span> <span class="keyword">struct </span>{
<a name="l00075"></a>00075 <a class="code" href="structrbt.html">rbt_t</a> *tree;
<a name="l00076"></a>00076 <a class="code" href="structbitmap__t.html">bitmap_t</a> *bmap;
<a name="l00077"></a>00077 } <a class="code" href="structSEAP__desctable__t.html">SEAP_desctable_t</a>;
<a name="l00078"></a>00078
<a name="l00079"></a>00079 <span class="preprocessor">#define SEAP_DESCTBL_INITIALIZER { NULL, NULL }</span>
<a name="l00080"></a>00080 <span class="preprocessor"></span>
<a name="l00081"></a>00081 <span class="preprocessor">#define SEAP_BUFFER_SIZE 2*4096</span>
<a name="l00082"></a>00082 <span class="preprocessor"></span><span class="preprocessor">#define SEAP_MAX_OPENDESC 128</span>
<a name="l00083"></a>00083 <span class="preprocessor"></span><span class="preprocessor">#define SDTABLE_REALLOC_ADD 4</span>
<a name="l00084"></a>00084 <span class="preprocessor"></span>
<a name="l00085"></a>00085 <span class="keywordtype">int</span> SEAP_desc_add (<a class="code" href="structSEAP__desctable__t.html">SEAP_desctable_t</a> *sd_table, <a class="code" href="structSEXP__pstate.html">SEXP_pstate_t</a> *pstate, SEAP_scheme_t scheme, <span class="keywordtype">void</span> *scheme_data);
<a name="l00086"></a>00086 <span class="keywordtype">int</span> SEAP_desc_del (<a class="code" href="structSEAP__desctable__t.html">SEAP_desctable_t</a> *sd_table, <span class="keywordtype">int</span> sd);
<a name="l00087"></a>00087 <a class="code" href="structSEAP__desc__t.html">SEAP_desc_t</a> *SEAP_desc_get (<a class="code" href="structSEAP__desctable__t.html">SEAP_desctable_t</a> *sd_table, <span class="keywordtype">int</span> sd);
<a name="l00088"></a>00088
<a name="l00089"></a>00089 <a class="code" href="structSEAP__desctable__t.html">SEAP_desctable_t</a> *SEAP_desctable_new (<span class="keywordtype">void</span>);
<a name="l00090"></a>00090 <span class="keywordtype">void</span> SEAP_desctable_free(<a class="code" href="structSEAP__desctable__t.html">SEAP_desctable_t</a> *sd_table);
<a name="l00091"></a>00091 <span class="keywordtype">void</span> SEAP_desc_free(<a class="code" href="structSEAP__desc__t.html">SEAP_desc_t</a> *dsc);
<a name="l00092"></a>00092
<a name="l00093"></a>00093 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span> SEAP_desc_trylock (pthread_mutex_t *m)
<a name="l00094"></a>00094 {
<a name="l00095"></a>00095 <span class="keywordflow">switch</span> (pthread_mutex_trylock (m)) {
<a name="l00096"></a>00096 <span class="keywordflow">case</span> 0:
<a name="l00097"></a>00097 <span class="keywordflow">return</span> (1);
<a name="l00098"></a>00098 <span class="keywordflow">case</span> EBUSY:
<a name="l00099"></a>00099 <span class="keywordflow">return</span> (0);
<a name="l00100"></a>00100 <span class="keywordflow">case</span> EINVAL:
<a name="l00101"></a>00101 errno = EINVAL;
<a name="l00102"></a>00102 <span class="keywordflow">default</span>:
<a name="l00103"></a>00103 <span class="keywordflow">return</span> (-1);
<a name="l00104"></a>00104 }
<a name="l00105"></a>00105 }
<a name="l00106"></a>00106
<a name="l00107"></a>00107 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span> SEAP_desc_lock (pthread_mutex_t *m)
<a name="l00108"></a>00108 {
<a name="l00109"></a>00109 <span class="keywordflow">switch</span> (pthread_mutex_lock (m)) {
<a name="l00110"></a>00110 <span class="keywordflow">case</span> 0:
<a name="l00111"></a>00111 <span class="keywordflow">return</span> (1);
<a name="l00112"></a>00112 <span class="keywordflow">default</span>:
<a name="l00113"></a>00113 <span class="keywordflow">return</span> (-1);
<a name="l00114"></a>00114 }
<a name="l00115"></a>00115 }
<a name="l00116"></a>00116
<a name="l00117"></a>00117 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span> SEAP_desc_unlock (pthread_mutex_t *m)
<a name="l00118"></a>00118 {
<a name="l00119"></a>00119 <span class="keywordflow">switch</span> (pthread_mutex_unlock (m)) {
<a name="l00120"></a>00120 <span class="keywordflow">case</span> 0:
<a name="l00121"></a>00121 <span class="keywordflow">return</span> (1);
<a name="l00122"></a>00122 <span class="keywordflow">default</span>:
<a name="l00123"></a>00123 <span class="keywordflow">return</span> (-1);
<a name="l00124"></a>00124 }
<a name="l00125"></a>00125 }
<a name="l00126"></a>00126
<a name="l00127"></a>00127 <span class="preprocessor">#define DESC_TRYRLOCK(d) SEAP_desc_trylock (&((d)->r_lock))</span>
<a name="l00128"></a>00128 <span class="preprocessor"></span><span class="preprocessor">#define DESC_RLOCK(d) SEAP_desc_lock (&((d)->r_lock))</span>
<a name="l00129"></a>00129 <span class="preprocessor"></span><span class="preprocessor">#define DESC_RUNLOCK(d) SEAP_desc_unlock (&((d)->r_lock))</span>
<a name="l00130"></a>00130 <span class="preprocessor"></span>
<a name="l00131"></a>00131 <span class="preprocessor">#define DESC_TRYWLOCK(d) SEAP_desc_trylock (&((d)->w_lock))</span>
<a name="l00132"></a>00132 <span class="preprocessor"></span><span class="preprocessor">#define DESC_WLOCK(d) SEAP_desc_lock (&((d)->w_lock))</span>
<a name="l00133"></a>00133 <span class="preprocessor"></span><span class="preprocessor">#define DESC_WUNLOCK(d) SEAP_desc_unlock (&((d)->w_lock))</span>
<a name="l00134"></a>00134 <span class="preprocessor"></span>
<a name="l00135"></a>00135 SEAP_msgid_t SEAP_desc_genmsgid (<a class="code" href="structSEAP__desctable__t.html">SEAP_desctable_t</a> *sd_table, <span class="keywordtype">int</span> sd);
<a name="l00136"></a>00136 SEAP_cmdid_t SEAP_desc_gencmdid (<a class="code" href="structSEAP__desctable__t.html">SEAP_desctable_t</a> *sd_table, <span class="keywordtype">int</span> sd);
<a name="l00137"></a>00137
<a name="l00138"></a>00138 OSCAP_HIDDEN_END;
<a name="l00139"></a>00139
<a name="l00140"></a>00140 <span class="preprocessor">#endif </span><span class="comment">/* _SEAP_DESCRIPTOR_H */</span>
</pre></div></div>
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