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📄 transaction_8c-source.html

📁 ORACLE编程的好东西,纯C写的OCI封装.很好用,支持数据池.
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<a name="l00099"></a>00099             OCI_CALL2<a name="l00100"></a>00100             (<a name="l00101"></a>00101                 res, con, <a name="l00102"></a>00102                 <a name="l00103"></a>00103                 OCIAttrSet((dvoid *) trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#fd70c03292d3e31cf94f622560c765e2">htr</a>, (ub4) OCI_HTYPE_TRANS,<a name="l00104"></a>00104                            (dvoid *) &amp;trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#9afaf6f69f8e879243e771ba5e796ee4">xid</a>, (ub4) <span class="keyword">sizeof</span>(trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#9afaf6f69f8e879243e771ba5e796ee4">xid</a>),<a name="l00105"></a>00105                            (ub4) OCI_ATTR_XID, trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#6d1ae96f3802b00c398bc88de945577e">con</a>-&gt;<a class="code" href="struct_o_c_i___connection.html#573a359867139990b1b0f50aa7a86175">err</a>)<a name="l00106"></a>00106             )<a name="l00107"></a>00107         }<a name="l00108"></a>00108     }<a name="l00109"></a>00109 <a name="l00110"></a>00110    <span class="comment">/* handle errors */</span><a name="l00111"></a>00111 <a name="l00112"></a>00112     <span class="keywordflow">if</span> (res == FALSE)<a name="l00113"></a>00113     {<a name="l00114"></a>00114         <a class="code" href="group__g__transac.html#gab96c358fd6074b5d4f027bd86cfa229" title="Free current transaction.">OCI_TransactionFree</a>(trans);<a name="l00115"></a>00115         trans = NULL;<a name="l00116"></a>00116     }<a name="l00117"></a>00117 <a name="l00118"></a>00118     OCI_RESULT(res);<a name="l00119"></a>00119 <a name="l00120"></a>00120     <span class="keywordflow">return</span> trans;<a name="l00121"></a>00121 }<a name="l00122"></a>00122 <a name="l00123"></a>00123 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00124"></a>00124 <span class="comment"> * OCI_TransactionClose</span><a name="l00125"></a>00125 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00126"></a>00126 <a name="l00127"></a>00127 <span class="keywordtype">boolean</span> OCI_TransactionClose(<a class="code" href="struct_o_c_i___transaction.html" title="Oracle Transaction.">OCI_Transaction</a> * trans)<a name="l00128"></a>00128 {<a name="l00129"></a>00129     <span class="keywordtype">boolean</span> res = TRUE;<a name="l00130"></a>00130 <a name="l00131"></a>00131     OCI_CHECK_PTR(OCI_IPC_TRANSACTION, trans, FALSE);<a name="l00132"></a>00132 <a name="l00133"></a>00133     res = <a class="code" href="group__g__transac.html#g7ede55e97d4012c7ea43df2bec40762e" title="Stop current global transaction.">OCI_TransactionStop</a>(trans);<a name="l00134"></a>00134 <a name="l00135"></a>00135     <span class="comment">/* close transaction handle */</span><a name="l00136"></a>00136 <a name="l00137"></a>00137     <span class="keywordflow">if</span> (trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#fd70c03292d3e31cf94f622560c765e2">htr</a> != NULL)<a name="l00138"></a>00138     {<a name="l00139"></a>00139         OCI_HandleFree((dvoid *) trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#fd70c03292d3e31cf94f622560c765e2">htr</a>, (ub4) OCI_HTYPE_TRANS);<a name="l00140"></a>00140     }<a name="l00141"></a>00141 <a name="l00142"></a>00142     <span class="keywordflow">return</span> res;<a name="l00143"></a>00143 }<a name="l00144"></a>00144 <a name="l00145"></a>00145 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00146"></a>00146 <span class="comment"> * OCI_TransactionFree</span><a name="l00147"></a>00147 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00148"></a>00148 <a name="l00149"></a><a class="code" href="group__g__transac.html#gab96c358fd6074b5d4f027bd86cfa229">00149</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__transac.html#gab96c358fd6074b5d4f027bd86cfa229" title="Free current transaction.">OCI_TransactionFree</a>(<a class="code" href="struct_o_c_i___transaction.html" title="Oracle Transaction.">OCI_Transaction</a> * trans)<a name="l00150"></a>00150 {<a name="l00151"></a>00151     <span class="keywordtype">boolean</span> res = TRUE;<a name="l00152"></a>00152 <a name="l00153"></a>00153     OCI_CHECK_PTR(OCI_IPC_TRANSACTION, trans, FALSE);<a name="l00154"></a>00154 <a name="l00155"></a>00155     res = OCI_TransactionClose(trans);<a name="l00156"></a>00156 <a name="l00157"></a>00157     <span class="comment">/* remove transaction from internal list */</span><a name="l00158"></a>00158 <a name="l00159"></a>00159     OCI_ListRemove(trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#6d1ae96f3802b00c398bc88de945577e">con</a>-&gt;<a class="code" href="struct_o_c_i___connection.html#9e86c1884cde18cf183ab6898054757f">trsns</a>, trans);<a name="l00160"></a>00160 <a name="l00161"></a>00161     OCI_FREE(trans);<a name="l00162"></a>00162 <a name="l00163"></a>00163     OCI_RESULT(res);<a name="l00164"></a>00164 <a name="l00165"></a>00165     <span class="keywordflow">return</span> res;<a name="l00166"></a>00166 }<a name="l00167"></a>00167 <a name="l00168"></a>00168 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00169"></a>00169 <span class="comment"> * OCI_TransactionStart</span><a name="l00170"></a>00170 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00171"></a>00171 <a name="l00172"></a><a class="code" href="group__g__transac.html#gf8e8d8d04d91f2c18dbf34d875b8e42f">00172</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__transac.html#gf8e8d8d04d91f2c18dbf34d875b8e42f" title="Start global transaction.">OCI_TransactionStart</a>(<a class="code" href="struct_o_c_i___transaction.html" title="Oracle Transaction.">OCI_Transaction</a> * trans)<a name="l00173"></a>00173 {<a name="l00174"></a>00174     <span class="keywordtype">boolean</span> res = TRUE;<a name="l00175"></a>00175 <a name="l00176"></a>00176     OCI_CHECK_PTR(OCI_IPC_TRANSACTION, trans, FALSE);<a name="l00177"></a>00177 <a name="l00178"></a>00178     OCI_CALL2<a name="l00179"></a>00179     (<a name="l00180"></a>00180         res, trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#6d1ae96f3802b00c398bc88de945577e">con</a>, <a name="l00181"></a>00181         <a name="l00182"></a>00182         OCITransStart(trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#6d1ae96f3802b00c398bc88de945577e">con</a>-&gt;<a class="code" href="struct_o_c_i___connection.html#f20d1bea40e79481aeece933a4c70898">cxt</a>, trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#6d1ae96f3802b00c398bc88de945577e">con</a>-&gt;<a class="code" href="struct_o_c_i___connection.html#573a359867139990b1b0f50aa7a86175">err</a>, (uword) trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#b14d743b6060ff6ffef152d4879515b6">timeout</a>, <a name="l00183"></a>00183                       (ub4) trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#fccb2e9d69a0c653f3f50b2a241aebb7">mode</a>)<a name="l00184"></a>00184     )<a name="l00185"></a>00185 <a name="l00186"></a>00186     OCI_RESULT(res);<a name="l00187"></a>00187 <a name="l00188"></a>00188     <span class="keywordflow">return</span> res;<a name="l00189"></a>00189 }<a name="l00190"></a>00190 <a name="l00191"></a>00191 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00192"></a>00192 <span class="comment"> * OCI_TransactionStop</span><a name="l00193"></a>00193 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00194"></a>00194 <a name="l00195"></a><a class="code" href="group__g__transac.html#g7ede55e97d4012c7ea43df2bec40762e">00195</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__transac.html#g7ede55e97d4012c7ea43df2bec40762e" title="Stop current global transaction.">OCI_TransactionStop</a>(<a class="code" href="struct_o_c_i___transaction.html" title="Oracle Transaction.">OCI_Transaction</a> * trans)<a name="l00196"></a>00196 {<a name="l00197"></a>00197     <span class="keywordtype">boolean</span> res = TRUE;<a name="l00198"></a>00198 <a name="l00199"></a>00199     OCI_CHECK_PTR(OCI_IPC_TRANSACTION, trans, FALSE);<a name="l00200"></a>00200 <a name="l00201"></a>00201     <span class="comment">/* commit or rollback upon auto commit mode */</span><a name="l00202"></a>00202 <a name="l00203"></a>00203     <span class="keywordflow">if</span> (trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#6d1ae96f3802b00c398bc88de945577e">con</a>-&gt;<a class="code" href="struct_o_c_i___connection.html#3dc445ad1a679557b7aa5ad3ab1d4b6a">autocom</a> == TRUE)<a name="l00204"></a>00204         res = <a class="code" href="group__g__transac.html#gee1ba614ed2dc5bd83bf788ca08f3e71" title="Commit current pending changes.">OCI_Commit</a>(trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#6d1ae96f3802b00c398bc88de945577e">con</a>);<a name="l00205"></a>00205     <span class="keywordflow">else</span><a name="l00206"></a>00206         res = <a class="code" href="group__g__transac.html#g50742bf6db9f580194d2433b8d310f5e" title="Cancel current pending changes.">OCI_Rollback</a>(trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#6d1ae96f3802b00c398bc88de945577e">con</a>);<a name="l00207"></a>00207 <a name="l00208"></a>00208     <span class="comment">/* detach global transaction */</span><a name="l00209"></a>00209 <a name="l00210"></a>00210     <span class="keywordflow">if</span> (trans-&gt;<a class="code" href="struct_o_c_i___transaction.html#1e95e1f25b929b2279588d62548ba24e">local</a> == FALSE)<a name="l00211"></a>00211     {

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