📄 define_8c-source.html
字号:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"><title>OCILIB (C Driver for Oracle): C:/Users/vincent/Data/Perso/dev/ocilib/ocilib/src/define.c Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.5.4 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul></div><h1>C:/Users/vincent/Data/Perso/dev/ocilib/ocilib/src/define.c</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span><a name="l00002"></a>00002 <span class="comment"> +----------------------------------------------------------------------+ </span><a name="l00003"></a>00003 <span class="comment"> | |</span><a name="l00004"></a>00004 <span class="comment"> | OCILIB - C Driver for Oracle |</span><a name="l00005"></a>00005 <span class="comment"> | |</span><a name="l00006"></a>00006 <span class="comment"> | (C Wrapper for Oracle OCI) |</span><a name="l00007"></a>00007 <span class="comment"> | |</span><a name="l00008"></a>00008 <span class="comment"> +----------------------------------------------------------------------+</span><a name="l00009"></a>00009 <span class="comment"> | Website : http://ocilib.net |</span><a name="l00010"></a>00010 <span class="comment"> +----------------------------------------------------------------------+</span><a name="l00011"></a>00011 <span class="comment"> | Copyright (c) 2007-2008 Vincent ROGIER |</span><a name="l00012"></a>00012 <span class="comment"> +----------------------------------------------------------------------+</span><a name="l00013"></a>00013 <span class="comment"> | This library is free software; you can redistribute it and/or |</span><a name="l00014"></a>00014 <span class="comment"> | modify it under the terms of the GNU Library General Public |</span><a name="l00015"></a>00015 <span class="comment"> | License as published by the Free Software Foundation; either |</span><a name="l00016"></a>00016 <span class="comment"> | version 2 of the License, or (at your option) any later version. |</span><a name="l00017"></a>00017 <span class="comment"> | |</span><a name="l00018"></a>00018 <span class="comment"> | This library is distributed in the hope that it will be useful, |</span><a name="l00019"></a>00019 <span class="comment"> | but WITHOUT ANY WARRANTY; without even the implied warranty of |</span><a name="l00020"></a>00020 <span class="comment"> | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |</span><a name="l00021"></a>00021 <span class="comment"> | Library General Public License for more details. |</span><a name="l00022"></a>00022 <span class="comment"> | |</span><a name="l00023"></a>00023 <span class="comment"> | You should have received a copy of the GNU Library General Public |</span><a name="l00024"></a>00024 <span class="comment"> | License along with this library; if not, write to the Free |</span><a name="l00025"></a>00025 <span class="comment"> | Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |</span><a name="l00026"></a>00026 <span class="comment"> +----------------------------------------------------------------------+</span><a name="l00027"></a>00027 <span class="comment"> | Author: Vincent ROGIER <vince.rogier@gmail.com> |</span><a name="l00028"></a>00028 <span class="comment"> +----------------------------------------------------------------------+</span><a name="l00029"></a>00029 <span class="comment">*/</span><a name="l00030"></a>00030 <a name="l00031"></a>00031 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00032"></a>00032 <span class="comment"> * $Id: define.c, v 3.0.0 2008/10/09 09:54 Vince $</span><a name="l00033"></a>00033 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00034"></a>00034 <a name="l00035"></a>00035 <span class="preprocessor">#include "ocilib_internal.h"</span><a name="l00036"></a>00036 <a name="l00037"></a>00037 <span class="comment">/* ************************************************************************ *</span><a name="l00038"></a>00038 <span class="comment"> * PRIVATE FUNCTIONS</span><a name="l00039"></a>00039 <span class="comment"> * ************************************************************************ */</span><a name="l00040"></a>00040 <a name="l00041"></a>00041 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00042"></a>00042 <span class="comment"> * OCI_GetDefine</span><a name="l00043"></a>00043 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00044"></a>00044 <a name="l00045"></a>00045 OCI_Define * OCI_GetDefine(<a class="code" href="struct_o_c_i___resultset.html" title="Collection of output columns from a select statement.">OCI_Resultset</a> *rs, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> index)<a name="l00046"></a>00046 {<a name="l00047"></a>00047 OCI_CHECK_PTR(OCI_IPC_RESULTSET, rs, NULL);<a name="l00048"></a>00048 OCI_CHECK_BOUND(rs-><a class="code" href="struct_o_c_i___resultset.html#c12ae7da6f8d20f00c6ad69cdb31373a">stmt</a>-><a class="code" href="struct_o_c_i___statement.html#338ddf58debd7de6ab9355f1e75d78f6">con</a>, index, 1, rs-><a class="code" href="struct_o_c_i___resultset.html#5c03dc5e587cf642f7417ee62b2ea808">nb_defs</a>, NULL);<a name="l00049"></a>00049 <a name="l00050"></a>00050 <span class="keywordflow">return</span> &rs-><a class="code" href="struct_o_c_i___resultset.html#ca691fad2f84ecfb8956f5e1649c0a53">defs</a>[index-1];<a name="l00051"></a>00051 }<a name="l00052"></a>00052 <a name="l00053"></a>00053 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00054"></a>00054 <span class="comment"> * OCI_GetDefineIndex</span><a name="l00055"></a>00055 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00056"></a>00056 <a name="l00057"></a>00057 <span class="keywordtype">int</span> OCI_GetDefineIndex(<a class="code" href="struct_o_c_i___resultset.html" title="Collection of output columns from a select statement.">OCI_Resultset</a> *rs, <span class="keyword">const</span> mtext *name)<a name="l00058"></a>00058 {<a name="l00059"></a>00059 OCI_CHECK_PTR(OCI_IPC_RESULTSET, rs, -1);<a name="l00060"></a>00060 OCI_CHECK_PTR(OCI_IPC_STRING, name, -1);<a name="l00061"></a>00061 <a name="l00062"></a>00062 <span class="keywordflow">if</span> (rs-><a class="code" href="struct_o_c_i___resultset.html#83deafe5efd34bb21fd083a0389ba54d">map</a> == NULL)<a name="l00063"></a>00063 {<a name="l00064"></a>00064 <span class="comment">/* create the map at the first call to OCI_Getxxxxx2() to save</span><a name="l00065"></a>00065 <span class="comment"> time and memory when it's not needed */</span><a name="l00066"></a>00066 <a name="l00067"></a>00067 rs-><a class="code" href="struct_o_c_i___resultset.html#83deafe5efd34bb21fd083a0389ba54d">map</a> = <a class="code" href="group__g__hash.html#ga4375677fb934961a73a1f5d0de6eadd" title="Create a hash table.">OCI_HashCreate</a>(OCI_HASH_DEFAULT_SIZE, OCI_HASH_INTEGER);<a name="l00068"></a>00068 <a name="l00069"></a>00069 <span class="keywordflow">if</span> (rs-><a class="code" href="struct_o_c_i___resultset.html#83deafe5efd34bb21fd083a0389ba54d">map</a> != NULL)<a name="l00070"></a>00070 {<a name="l00071"></a>00071 ub4 i;<a name="l00072"></a>00072 <a name="l00073"></a>00073 <span class="keywordflow">for</span> (i = 0; i < rs-><a class="code" href="struct_o_c_i___resultset.html#5c03dc5e587cf642f7417ee62b2ea808">nb_defs</a>; i++)<a name="l00074"></a>00074 {<a name="l00075"></a>00075 <a class="code" href="group__g__hash.html#g48864e58d966693d82f8a7f6fd5aeb00" title="Adds a pair string key / integer value to the hash table.">OCI_HashAddInt</a>(rs-><a class="code" href="struct_o_c_i___resultset.html#83deafe5efd34bb21fd083a0389ba54d">map</a>, rs-><a class="code" href="struct_o_c_i___resultset.html#ca691fad2f84ecfb8956f5e1649c0a53">defs</a>[i].col.name, (i+1));<a name="l00076"></a>00076 }<a name="l00077"></a>00077 }<a name="l00078"></a>00078 }<a name="l00079"></a>00079 <a name="l00080"></a>00080 <span class="comment">/* check out we got our map object */</span><a name="l00081"></a>00081 <a name="l00082"></a>00082 OCI_CHECK(rs-><a class="code" href="struct_o_c_i___resultset.html#83deafe5efd34bb21fd083a0389ba54d">map</a> == NULL, -1);<a name="l00083"></a>00083 <a name="l00084"></a>00084 <span class="keywordflow">return</span> <a class="code" href="group__g__hash.html#g66c44e17f92225a26b274df4c5794fc2" title="Return the integer value associated to the given key.">OCI_HashGetInt</a>(rs-><a class="code" href="struct_o_c_i___resultset.html#83deafe5efd34bb21fd083a0389ba54d">map</a>, name);<a name="l00085"></a>00085 }<a name="l00086"></a>00086 <a name="l00087"></a>00087 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00088"></a>00088 <span class="comment"> * OCI_DefineGetData</span><a name="l00089"></a>00089 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00090"></a>00090 <a name="l00091"></a>00091 <span class="keywordtype">void</span> * OCI_DefineGetData(OCI_Define *def)<a name="l00092"></a>00092 {<a name="l00093"></a>00093 OCI_CHECK(def == NULL, NULL);<a name="l00094"></a>00094 OCI_CHECK(def->rs->row_cur < 1, NULL);<a name="l00095"></a>00095 <a name="l00096"></a>00096 <span class="keywordflow">switch</span> (def->col.type)<a name="l00097"></a>00097 {<a name="l00098"></a>00098 <span class="keywordflow">case</span> OCI_CDT_LONG:<a name="l00099"></a>00099 <span class="keywordflow">case</span> OCI_CDT_CURSOR:<a name="l00100"></a>00100 <span class="keywordflow">case</span> OCI_CDT_TIMESTAMP:<a name="l00101"></a>00101 <span class="keywordflow">case</span> OCI_CDT_INTERVAL:<a name="l00102"></a>00102 <span class="keywordflow">case</span> OCI_CDT_LOB:<a name="l00103"></a>00103 <span class="keywordflow">case</span> OCI_CDT_FILE:<a name="l00104"></a>00104 <span class="keywordflow">case</span> OCI_CDT_OBJECT:<a name="l00105"></a>00105 <span class="keywordflow">case</span> OCI_CDT_COLLECTION:<a name="l00106"></a>00106 <a name="l00107"></a>00107 <span class="comment">/* handle based types */</span><a name="l00108"></a>00108 <a name="l00109"></a>00109 <span class="keywordflow">return</span> def->buf.data[def->rs->row_cur-1];<a name="l00110"></a>00110 <a name="l00111"></a>00111 <span class="keywordflow">default</span>:<a name="l00112"></a>00112 <a name="l00113"></a>00113 <span class="comment">/* scalar types */</span><a name="l00114"></a>00114 <a name="l00115"></a>00115 <span class="keywordflow">return</span> (((ub1*)def->buf.data) + (def->col.bufsize * (def->rs->row_cur-1)));<a name="l00116"></a>00116 }<a name="l00117"></a>00117 }⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -