📄 dirpath_8c-source.html
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<a name="l00138"></a>00138 )<a name="l00139"></a>00139 <a name="l00140"></a>00140 OCI_ReleaseMetaString(ostr);<a name="l00141"></a>00141 }<a name="l00142"></a>00142 <a name="l00143"></a>00143 <span class="keywordflow">if</span> (OCILib.ver_runtime >= OCI_9)<a name="l00144"></a>00144 {<a name="l00145"></a>00145 <span class="comment">/* set array size attribute */</span><a name="l00146"></a>00146 <a name="l00147"></a>00147 OCI_CALL2<a name="l00148"></a>00148 (<a name="l00149"></a>00149 res, dp-><a class="code" href="struct_o_c_i___dir_path.html#52410868a337ad04434b1e11859a471b">con</a>,<a name="l00150"></a>00150 <a name="l00151"></a>00151 OCIAttrSet((dvoid *) dp-><a class="code" href="struct_o_c_i___dir_path.html#18e800f3228194e47969ad7d6da19c32">ctx</a>, (ub4) OCI_HTYPE_DIRPATH_CTX,<a name="l00152"></a>00152 (dvoid *) &dp-><a class="code" href="struct_o_c_i___dir_path.html#a50ba02bff6cfa8cdb5de298a1157207">nb_rows</a>, (ub4) <span class="keyword">sizeof</span>(ub4),<a name="l00153"></a>00153 (ub4) OCI_ATTR_NUM_ROWS, dp-><a class="code" href="struct_o_c_i___dir_path.html#52410868a337ad04434b1e11859a471b">con</a>-><a class="code" href="struct_o_c_i___connection.html#573a359867139990b1b0f50aa7a86175">err</a>)<a name="l00154"></a>00154 )<a name="l00155"></a>00155 }<a name="l00156"></a>00156 <a name="l00157"></a>00157 <span class="comment">/* set columns count attribute */</span><a name="l00158"></a>00158 <a name="l00159"></a>00159 OCI_CALL2<a name="l00160"></a>00160 (<a name="l00161"></a>00161 res, dp-><a class="code" href="struct_o_c_i___dir_path.html#52410868a337ad04434b1e11859a471b">con</a>,<a name="l00162"></a>00162 <a name="l00163"></a>00163 OCIAttrSet((dvoid *) dp-><a class="code" href="struct_o_c_i___dir_path.html#18e800f3228194e47969ad7d6da19c32">ctx</a>, (ub4) OCI_HTYPE_DIRPATH_CTX,<a name="l00164"></a>00164 (dvoid *) &dp-><a class="code" href="struct_o_c_i___dir_path.html#15978bab1953802769c833b776a58bac">nb_cols</a>, (ub4) <span class="keyword">sizeof</span>(ub4),<a name="l00165"></a>00165 (ub4) OCI_ATTR_NUM_COLS, dp-><a class="code" href="struct_o_c_i___dir_path.html#52410868a337ad04434b1e11859a471b">con</a>-><a class="code" href="struct_o_c_i___connection.html#573a359867139990b1b0f50aa7a86175">err</a>)<a name="l00166"></a>00166 )<a name="l00167"></a>00167 <a name="l00168"></a>00168 <span class="comment">/* allocating the column array */</span><a name="l00169"></a>00169 <a name="l00170"></a>00170 <span class="keywordflow">if</span> (res == TRUE)<a name="l00171"></a>00171 {<a name="l00172"></a>00172 dp-><a class="code" href="struct_o_c_i___dir_path.html#da8657a28338656329ec2d46e51370d6">cols</a> = (<span class="keywordtype">void</span> *) OCI_MemAlloc(OCI_IPC_DP_COL_ARRAY,<a name="l00173"></a>00173 <span class="keyword">sizeof</span>(OCI_DirPathColumn),<a name="l00174"></a>00174 dp-><a class="code" href="struct_o_c_i___dir_path.html#15978bab1953802769c833b776a58bac">nb_cols</a>, TRUE);<a name="l00175"></a>00175 <a name="l00176"></a>00176 res = (dp-><a class="code" href="struct_o_c_i___dir_path.html#da8657a28338656329ec2d46e51370d6">cols</a> != NULL);<a name="l00177"></a>00177 }<a name="l00178"></a>00178 }<a name="l00179"></a>00179 <span class="keywordflow">else</span><a name="l00180"></a>00180 res = FALSE;<a name="l00181"></a>00181 <a name="l00182"></a>00182 <span class="comment">/* handle errors */</span><a name="l00183"></a>00183 <a name="l00184"></a>00184 <span class="keywordflow">if</span> (res == FALSE)<a name="l00185"></a>00185 {<a name="l00186"></a>00186 <a class="code" href="group__g__dirpath.html#g024f04e69293349e3882b2f367a03ed6" title="Free an OCI_DirPath handle.">OCI_DirPathFree</a>(dp);<a name="l00187"></a>00187 dp = NULL;<a name="l00188"></a>00188 }<a name="l00189"></a>00189 <a name="l00190"></a>00190 OCI_RESULT(res);<a name="l00191"></a>00191 <a name="l00192"></a>00192 <span class="keywordflow">return</span> dp;<a name="l00193"></a>00193 }<a name="l00194"></a>00194 <a name="l00195"></a>00195 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00196"></a>00196 <span class="comment"> * OCI_DirPathFree</span><a name="l00197"></a>00197 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00198"></a>00198 <a name="l00199"></a><a class="code" href="group__g__dirpath.html#g024f04e69293349e3882b2f367a03ed6">00199</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__dirpath.html#g024f04e69293349e3882b2f367a03ed6" title="Free an OCI_DirPath handle.">OCI_DirPathFree</a>(<a class="code" href="struct_o_c_i___dir_path.html" title="OCILIB encapsulation of OCI Direct Path handle.">OCI_DirPath</a> *dp)<a name="l00200"></a>00200 {<a name="l00201"></a>00201 ub4 i;<a name="l00202"></a>00202 <a name="l00203"></a>00203 OCI_CHECK_PTR(OCI_IPC_DIRPATH, dp, FALSE);<a name="l00204"></a>00204 <a name="l00205"></a>00205 <span class="keywordflow">for</span> (i = 0; i < dp-><a class="code" href="struct_o_c_i___dir_path.html#15978bab1953802769c833b776a58bac">nb_cols</a>; i++)<a name="l00206"></a>00206 {<a name="l00207"></a>00207 OCI_FREE(dp-><a class="code" href="struct_o_c_i___dir_path.html#da8657a28338656329ec2d46e51370d6">cols</a>[i].data);<a name="l00208"></a>00208 OCI_FREE(dp-><a class="code" href="struct_o_c_i___dir_path.html#da8657a28338656329ec2d46e51370d6">cols</a>[i].lens);<a name="l00209"></a>00209 OCI_FREE(dp-><a class="code" href="struct_o_c_i___dir_path.html#da8657a28338656329ec2d46e51370d6">cols</a>[i].flags);<a name="l00210"></a>00210 OCI_FREE(dp-><a class="code" href="struct_o_c_i___dir_path.html#da8657a28338656329ec2d46e51370d6">cols</a>[i].format);<a name="l00211"></a>00211 }<a name="l00212"></a>00212 <a name="l00213"></a>00213 OCI_FREE(dp-><a class="code" href="struct_o_c_i___dir_path.html#da8657a28338656329ec2d46e51370d6">cols</a>);<a name="l00214"></a>00214 <a name="l00215"></a>00215 OCI_HandleFree(dp-><a class="code" href="struct_o_c_i___dir_path.html#cc322268a33f0d39718cb5c8f21e5042">strm</a>, OCI_HTYPE_DIRPATH_STREAM);<a name="l00216"></a>00216 OCI_HandleFree(dp-><a class="code" href="struct_o_c_i___dir_path.html#245ced8e5254494510c595464e2f4ca5">arr</a>, OCI_HTYPE_DIRPATH_COLUMN_ARRAY);<a name="l00217"></a>00217 OCI_HandleFree(dp-><a class="code" href="struct_o_c_i___dir_path.html#18e800f3228194e47969ad7d6da19c32">ctx</a>, OCI_HTYPE_DIRPATH_CTX);<a name="l00218"></a>00218 <a name="l00219"></a>00219 OCI_FREE(dp);<a name="l00220"></a>00220 <a name="l00221"></a>00221 OCI_RESULT(TRUE);<a name="l00222"></a>00222 <a name="l00223"></a>00223 <span class="keywordflow">return</span> TRUE;<a name="l00224"></a>00224 }<a name="l00225"></a>00225 <a name="l00226"></a>00226 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00227"></a>00227 <span class="comment"> * OCI_DirPathSetColumn</span><a name="l00228"></a>00228 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00229"></a>00229 <a name="l00230"></a><a class="code" href="group__g__dirpath.html#g5811ff326acc9c863110d23c739aa4e7">00230</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__dirpath.html#g5811ff326acc9c863110d23c739aa4e7" title="Describe a column to load into the given table.">OCI_DirPathSetColumn</a>(<a class="code" href="struct_o_c_i___dir_path.html" title="OCILIB encapsulation of OCI Direct Path handle.">OCI_DirPath</a> *dp, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> index,<a name="l00231"></a>00231 mtext *name, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> maxsize,<a name="l00232"></a>00232 mtext *format)<a name="l00233"></a>00233 {<a name="l00234"></a>00234 OCI_DirPathColumn *dpcol = NULL;<a name="l00235"></a>00235 <a class="code" href="struct_o_c_i___column.html" title="Oracle SQL Column and Type member representation.">OCI_Column</a> *col = NULL;<a name="l00236"></a>00236 OCIParam *hattr = NULL;<a name="l00237"></a>00237 OCIParam *hlist = NULL;<a name="l00238"></a>00238 <span class="keywordtype">void</span> *ostr = NULL;<a name="l00239"></a>00239 <span class="keywordtype">int</span> osize = -1;<a name="l00240"></a>00240 <span class="keywordtype">boolean</span> res = TRUE;<a name="l00241"></a>00241 ub2 i;<a name="l00242"></a>00242 <a name="l00243"></a>00243 OCI_CHECK_PTR(OCI_IPC_DIRPATH, dp, FALSE);<a name="l00244"></a>00244 OCI_CHECK_DIRPATH_STATUS(dp, OCI_DPS_NOT_PREPARED, FALSE);<a name="l00245"></a>00245 OCI_CHECK_PTR(OCI_IPC_STRING, name, FALSE);<a name="l00246"></a>00246 OCI_CHECK_BOUND(dp-><a class="code" href="struct_o_c_i___dir_path.html#52410868a337ad04434b1e11859a471b">con</a>, index, 1, dp-><a class="code" href="struct_o_c_i___dir_path.html#15978bab1953802769c833b776a58bac">nb_cols</a>, FALSE);<a name="l00247"></a>00247 <a name="l00248"></a>00248 <span class="comment">/* check if column exists */</span><a name="l00249"></a>00249 <a name="l00250"></a>00250 <span class="keywordflow">for</span> (i = 0; i < dp-><a class="code" href="struct_o_c_i___dir_path.html#6921631a0280d2da229139fa61625a81">typinf</a>-><a class="code" href="struct_o_c_i___type_info.html#3519e37886539486cef79786efac9f1e">nb_cols</a>; i++)<a name="l00251"></a>00251 {<a name="l00252"></a>00252 <span class="keywordflow">if</span> (mtscasecmp(name, dp-><a class="code" href="struct_o_c_i___dir_path.html#6921631a0280d2da229139fa61625a81">typinf</a>-><a class="code" href="struct_o_c_i___type_info.html#30783a0a4a5d15db8f8bfe90250f18a7">cols</a>[i].<a class="code" href="struct_o_c_i___column.html#78b329664d213d666619d5130098f309">name</a>) == 0)<a name="l00253"></a>00253 {<a name="l00254"></a>00254 <span class="keywordflow">break</span>;<a name="l00255"></a>00255 }<a name="l00256"></a>00256 }<a name="l00257"></a>00257 <a name="l00258"></a>00258 <span class="comment">/* check if column was found */</span><a name="l00259"></a>00259 <a name="l00260"></a>00260 <span class="keywordflow">if</span> (i >= dp-><a class="code" href="struct_o_c_i___dir_path.html#6921631a0280d2da229139fa61625a81">typinf</a>-><a class="code" href="struct_o_c_i___type_info.html#3519e37886539486cef79786efac9f1e">nb_cols</a>)<a name="l00261"></a>00261 {<a name="l00262"></a>00262 OCI_ExceptionDirPathColNotFound(dp, name, dp-><a class="code" href="struct_o_c_i___dir_path.html#6921631a0280d2da229139fa61625a81">typinf</a>-><a class="code" href="struct_o_c_i___type_info.html#fa3110366ada8ca04547dc3a75ddd491">name</a>);<a name="l00263"></a>00263 <a name="l00264"></a>00264 res = FALSE;<a name="l00265"></a>00265 }<a name="l00266"></a>00266 <a name="l00267"></a>00267 <span class="comment">/* set column information */</span><a name="l00268"></a>00268 <a name="l00269"></a>00269 <span class="keywordflow">if</span> (res == TRUE)<a name="l00270"></a>00270 {<a name="l00271"></a>00271 col = &dp-><a class="code" href="struct_o_c_i___dir_path.html#6921631a0280d2da229139fa61625a81">typinf</a>-><a class="code" href="struct_o_c_i___type_info.html#30783a0a4a5d15db8f8bfe90250f18a7">cols</a>[i];<a name="l00272"></a>00272 dpcol = &dp-><a class="code" href="struct_o_c_i___dir_path.html#da8657a28338656329ec2d46e51370d6">cols</a>[index-1];<a name="l00273"></a>00273 <a name="l00274"></a>00274 <span class="comment">/* default column attributes */</span><a name="l00275"></a>00275 <a name="l00276"></a>00276 dpcol->maxsize = (ub2) maxsize;<a name="l00277"></a>00277 dpcol->bufsize = (ub2) maxsize + 1;<a name="l00278"></a>00278 dpcol->sqlcode = SQLT_CHR;<a name="l00279"></a>00279 dpcol->type = OCI_DDT_TEXT;<a name="l00280"></a>00280 dpcol->index = i;<a name="l00281"></a>00281 dpcol->format_size = 0;<a name="l00282"></a>00282 <a name="l00283"></a>00283 <span class="keywordflow">switch</span> (col-><a class="code" href="struct_o_c_i___column.html#93bfdf4f9926d4680f93356402177110">type</a>)<a name="l00284"></a>00284 {<a name="l00285"></a>00285 <span class="keywordflow">case</span> OCI_CDT_TEXT :<a name="l00286"></a>00286 <a name="l00287"></a>00287 dpcol->maxsize *= <span class="keyword">sizeof</span>(dtext);<a name="l00288"></a>00288 dpcol->bufsize *= <span class="keyword">sizeof</span>(dtext);<a name="l00289"></a>00289 ⌨️ 快捷键说明
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