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📄 date_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="l00487"></a>00487     OCI_CALL4<a name="l00488"></a>00488     (<a name="l00489"></a>00489         res, date-&gt;<a class="code" href="struct_o_c_i___date.html#0e7756684f19d1780037f8ff3d525ae3">err</a>, date-&gt;<a class="code" href="struct_o_c_i___date.html#cdf61527146141228ec10ba1e2464f2f">con</a>, <a name="l00490"></a>00490         <a name="l00491"></a>00491         OCIDateSysDate(date-&gt;<a class="code" href="struct_o_c_i___date.html#0e7756684f19d1780037f8ff3d525ae3">err</a>, date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>)<a name="l00492"></a>00492     )<a name="l00493"></a>00493 <a name="l00494"></a>00494     OCI_RESULT(res);<a name="l00495"></a>00495 <a name="l00496"></a>00496     <span class="keywordflow">return</span> res;<a name="l00497"></a>00497 }<a name="l00498"></a>00498 <a name="l00499"></a>00499 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00500"></a>00500 <span class="comment"> * OCI_DateToText</span><a name="l00501"></a>00501 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00502"></a>00502 <a name="l00503"></a><a class="code" href="group__g__date.html#g48334e86fc54a800a44f2c8e6759adfd">00503</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__date.html#g48334e86fc54a800a44f2c8e6759adfd" title="Convert a Date value from the given date handle to a string.">OCI_DateToText</a>(<a class="code" href="struct_o_c_i___date.html" title="Oracle internal date representation.">OCI_Date</a> *date, <span class="keyword">const</span> mtext *fmt, <span class="keywordtype">int</span> size, <a name="l00504"></a>00504                                mtext *str)<a name="l00505"></a>00505 {<a name="l00506"></a>00506     <span class="keywordtype">void</span> *ostr1 = NULL;<a name="l00507"></a>00507     <span class="keywordtype">void</span> *ostr2 = NULL;<a name="l00508"></a>00508     <span class="keywordtype">int</span>  osize1 = size*<span class="keyword">sizeof</span>(mtext);<a name="l00509"></a>00509     <span class="keywordtype">int</span>  osize2 = -1;<a name="l00510"></a>00510     <span class="keywordtype">boolean</span> res = TRUE;<a name="l00511"></a>00511 <a name="l00512"></a>00512     OCI_CHECK_PTR(OCI_IPC_DATE, date,  FALSE);<a name="l00513"></a>00513     OCI_CHECK_PTR(OCI_IPC_STRING, str, FALSE);<a name="l00514"></a>00514     OCI_CHECK_PTR(OCI_IPC_STRING, fmt, FALSE);<a name="l00515"></a>00515 <a name="l00516"></a>00516     <span class="comment">/* init output buffer in case of OCI failure */</span><a name="l00517"></a>00517  <a name="l00518"></a>00518     str[0] = 0;<a name="l00519"></a>00519 <a name="l00520"></a>00520     ostr1 = OCI_GetInputMetaString(str, &amp;osize1);<a name="l00521"></a>00521     ostr2 = OCI_GetInputMetaString(fmt, &amp;osize2);<a name="l00522"></a>00522 <a name="l00523"></a>00523     OCI_CALL4<a name="l00524"></a>00524     (<a name="l00525"></a>00525         res, date-&gt;<a class="code" href="struct_o_c_i___date.html#0e7756684f19d1780037f8ff3d525ae3">err</a>, date-&gt;<a class="code" href="struct_o_c_i___date.html#cdf61527146141228ec10ba1e2464f2f">con</a>, <a name="l00526"></a>00526         <a name="l00527"></a>00527         OCIDateToText(date-&gt;<a class="code" href="struct_o_c_i___date.html#0e7756684f19d1780037f8ff3d525ae3">err</a>, date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>, (oratext *) ostr2, <a name="l00528"></a>00528                       (ub1) osize2, (oratext *) NULL, (ub4) 0,<a name="l00529"></a>00529                       (ub4*) &amp;osize1, (oratext *) ostr1)<a name="l00530"></a>00530     )<a name="l00531"></a>00531 <a name="l00532"></a>00532     OCI_GetOutputMetaString(ostr1, str, &amp;osize1);<a name="l00533"></a>00533 <a name="l00534"></a>00534     OCI_ReleaseMetaString(ostr1);<a name="l00535"></a>00535     OCI_ReleaseMetaString(ostr2);<a name="l00536"></a>00536 <a name="l00537"></a>00537     <span class="comment">/* set null string terminator*/</span><a name="l00538"></a>00538 <a name="l00539"></a>00539     str[osize1/<span class="keyword">sizeof</span>(mtext)] = 0;<a name="l00540"></a>00540 <a name="l00541"></a>00541     OCI_RESULT(res);<a name="l00542"></a>00542 <a name="l00543"></a>00543     <span class="keywordflow">return</span> res;<a name="l00544"></a>00544 }<a name="l00545"></a>00545 <a name="l00546"></a>00546 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00547"></a>00547 <span class="comment"> * OCI_DateZoneToZone</span><a name="l00548"></a>00548 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00549"></a>00549 <a name="l00550"></a><a class="code" href="group__g__date.html#g70185e0f00edcc02cc29a4ac9d1ab486">00550</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__date.html#g70185e0f00edcc02cc29a4ac9d1ab486" title="Convert a date from one zone to another zone.">OCI_DateZoneToZone</a>(<a class="code" href="struct_o_c_i___date.html" title="Oracle internal date representation.">OCI_Date</a> *date, <span class="keyword">const</span> mtext *zone1, <a name="l00551"></a>00551                                    <span class="keyword">const</span> mtext *zone2)<a name="l00552"></a>00552 {<a name="l00553"></a>00553     <span class="keywordtype">void</span> *ostr1 = NULL;<a name="l00554"></a>00554     <span class="keywordtype">void</span> *ostr2 = NULL;<a name="l00555"></a>00555     <span class="keywordtype">int</span> osize1  = -1;<a name="l00556"></a>00556     <span class="keywordtype">int</span> osize2  = -1;<a name="l00557"></a>00557     <span class="keywordtype">boolean</span> res = TRUE;<a name="l00558"></a>00558 <a name="l00559"></a>00559     OCI_CHECK_PTR(OCI_IPC_DATE, date,    FALSE);<a name="l00560"></a>00560     OCI_CHECK_PTR(OCI_IPC_STRING, zone1, FALSE);<a name="l00561"></a>00561     OCI_CHECK_PTR(OCI_IPC_STRING, zone2, FALSE);<a name="l00562"></a>00562 <a name="l00563"></a>00563     ostr1 = OCI_GetInputMetaString(zone1, &amp;osize1);<a name="l00564"></a>00564     ostr2 = OCI_GetInputMetaString(zone2, &amp;osize2);<a name="l00565"></a>00565    <a name="l00566"></a>00566     OCI_CALL4<a name="l00567"></a>00567     (<a name="l00568"></a>00568         res, date-&gt;<a class="code" href="struct_o_c_i___date.html#0e7756684f19d1780037f8ff3d525ae3">err</a>, date-&gt;<a class="code" href="struct_o_c_i___date.html#cdf61527146141228ec10ba1e2464f2f">con</a>, <a name="l00569"></a>00569         <a name="l00570"></a>00570         OCIDateZoneToZone(date-&gt;<a class="code" href="struct_o_c_i___date.html#0e7756684f19d1780037f8ff3d525ae3">err</a>, date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>,<a name="l00571"></a>00571                           (oratext *) ostr1, (ub4) osize1,<a name="l00572"></a>00572                           (oratext *) ostr2, (ub4) osize2,<a name="l00573"></a>00573                           date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>)<a name="l00574"></a>00574     )<a name="l00575"></a>00575 <a name="l00576"></a>00576     OCI_ReleaseMetaString(ostr1);<a name="l00577"></a>00577     OCI_ReleaseMetaString(ostr2);<a name="l00578"></a>00578 <a name="l00579"></a>00579     OCI_RESULT(res);<a name="l00580"></a>00580 <a name="l00581"></a>00581     <span class="keywordflow">return</span> res;<a name="l00582"></a>00582 }<a name="l00583"></a>00583 <a name="l00584"></a>00584 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00585"></a>00585 <span class="comment"> * OCI_DateToCTime</span><a name="l00586"></a>00586 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00587"></a>00587 <a name="l00588"></a><a class="code" href="group__g__date.html#g52fb4405771971a2603e3eb871b3256e">00588</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__date.html#g52fb4405771971a2603e3eb871b3256e" title="Affect an OCI_Date handle value to ISO C time datatypes.">OCI_DateToCTime</a>(<a class="code" href="struct_o_c_i___date.html" title="Oracle internal date representation.">OCI_Date</a> *date, <span class="keyword">struct</span> tm *ptm, time_t *pt)<a name="l00589"></a>00589 {<a name="l00590"></a>00590     time_t time = -1;<a name="l00591"></a>00591     <span class="keyword">struct </span>tm t;<a name="l00592"></a>00592 <a name="l00593"></a>00593     OCI_CHECK_PTR(OCI_IPC_DATE, date, FALSE);<a name="l00594"></a>00594 <a name="l00595"></a>00595     t.tm_year  = date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>-&gt;OCIDateYYYY - 1900;<a name="l00596"></a>00596     t.tm_mon   = date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>-&gt;OCIDateMM - 1;<a name="l00597"></a>00597     t.tm_mday  = date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>-&gt;OCIDateDD;<a name="l00598"></a>00598 <a name="l00599"></a>00599     t.tm_hour  = date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>-&gt;OCIDateTime.OCITimeHH;<a name="l00600"></a>00600     t.tm_min   = date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>-&gt;OCIDateTime.OCITimeMI;<a name="l00601"></a>00601     t.tm_sec   = date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>-&gt;OCIDateTime.OCITimeSS;<a name="l00602"></a>00602 <a name="l00603"></a>00603     t.tm_wday  = 0;<a name="l00604"></a>00604     t.tm_yday  = 0;<a name="l00605"></a>00605     t.tm_isdst = -1;<a name="l00606"></a>00606 <a name="l00607"></a>00607     time = mktime(&amp;t);<a name="l00608"></a>00608 <a name="l00609"></a>00609     <span class="keywordflow">if</span> (ptm != NULL)<a name="l00610"></a>00610         memcpy(ptm, &amp;t, <span class="keyword">sizeof</span>(t));<a name="l00611"></a>00611 <a name="l00612"></a>00612     <span class="keywordflow">if</span> (pt != NULL)<a name="l00613"></a>00613         *pt = time;<a name="l00614"></a>00614 <a name="l00615"></a>00615     OCI_RESULT(TRUE);<a name="l00616"></a>00616 <a name="l00617"></a>00617     <span class="keywordflow">return</span> (time != -1);<a name="l00618"></a>00618 }<a name="l00619"></a>00619 <a name="l00620"></a>00620 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00621"></a>00621 <span class="comment"> * OCI_DateFromCTime</span><a name="l00622"></a>00622 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00623"></a>00623 <a name="l00624"></a><a class="code" href="group__g__date.html#g5022740b8e062a289d7d06a2f5bd40ca">00624</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__date.html#g5022740b8e062a289d7d06a2f5bd40ca" title="Affect ISO C time datatypes values to an OCI_Date handle.">OCI_DateFromCTime</a>(<a class="code" href="struct_o_c_i___date.html" title="Oracle internal date representation.">OCI_Date</a> *date, <span class="keyword">struct</span> tm *ptm, time_t t)<a name="l00625"></a>00625 {<a name="l00626"></a>00626     OCI_CHECK_PTR(OCI_IPC_DATE, date, FALSE);<a name="l00627"></a>00627 <a name="l00628"></a>00628     <span class="keywordflow">if</span> (ptm == NULL &amp;&amp; t == 0)<a name="l00629"></a>00629         OCI_ExceptionNullPointer(OCI_IPC_TM);<a name="l00630"></a>00630 <a name="l00631"></a>00631     <span class="keywordflow">if</span> (ptm == NULL)<a name="l00632"></a>00632         ptm = localtime(&amp;t);<a name="l00633"></a>00633 <a name="l00634"></a>00634     date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>-&gt;OCIDateYYYY = (sb2) ptm-&gt;tm_year + 1900;<a name="l00635"></a>00635     date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>-&gt;OCIDateMM   = (ub1) ptm-&gt;tm_mon  + 1;<a name="l00636"></a>00636     date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>-&gt;OCIDateDD   = (ub1) ptm-&gt;tm_mday;<a name="l00637"></a>00637 <a name="l00638"></a>00638     date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>-&gt;OCIDateTime.OCITimeHH = (ub1) ptm-&gt;tm_hour;<a name="l00639"></a>00639     date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>-&gt;OCIDateTime.OCITimeMI = (ub1) ptm-&gt;tm_min;<a name="l00640"></a>00640     date-&gt;<a class="code" href="struct_o_c_i___date.html#681a98f7d9313d572b3618044e2e4650">handle</a>-&gt;OCIDateTime.OCITimeSS = (ub1) ptm-&gt;tm_sec;<a name="l00641"></a>00641 <a name="l00642"></a>00642     OCI_RESULT(TRUE);<a name="l00643"></a>00643 <a name="l00644"></a>00644     <span class="keywordflow">return</span> TRUE;<a name="l00645"></a>00645 }</pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Thu Oct 9 10:07:42 2008 for OCILIB (C Driver for Oracle) by&nbsp;<a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.4 </small></address></body></html>

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