ocilib_8h-source.html

ORACLE编程的好东西,纯C写的OCI封装.很好用,支持数据池.

<a name="l00307"></a>00307 <span class="comment">/* Charset mode */</span>
<a name="l00308"></a>00308 
<a name="l00309"></a>00309 <span class="preprocessor">#ifdef OCI_CHARSET_UNICODE</span>
<a name="l00310"></a>00310 <span class="preprocessor"></span><span class="preprocessor">#undef OCI_CHARSET_ANSI</span>
<a name="l00311"></a>00311 <span class="preprocessor"></span><span class="preprocessor">#undef OCI_CHARSET_MIXED</span>
<a name="l00312"></a>00312 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00313"></a>00313 <span class="preprocessor"></span>
<a name="l00314"></a>00314 <span class="preprocessor">#ifdef OCI_CHARSET_MIXED</span>
<a name="l00315"></a>00315 <span class="preprocessor"></span><span class="preprocessor">#undef OCI_CHARSET_ANSI</span>
<a name="l00316"></a>00316 <span class="preprocessor"></span><span class="preprocessor">#undef OCI_CHARSET_UNICODE</span>
<a name="l00317"></a>00317 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00318"></a>00318 <span class="preprocessor"></span>
<a name="l00319"></a>00319 <span class="preprocessor">#ifdef OCI_CHARSET_ANSI</span>
<a name="l00320"></a>00320 <span class="preprocessor"></span><span class="preprocessor">#undef OCI_CHARSET_MIXED</span>
<a name="l00321"></a>00321 <span class="preprocessor"></span><span class="preprocessor">#undef OCI_CHARSET_UNICODE</span>
<a name="l00322"></a>00322 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00323"></a>00323 <span class="preprocessor"></span>
<a name="l00324"></a>00324 <span class="preprocessor">#if !defined(OCI_CHARSET_ANSI) &amp;&amp; !defined(OCI_CHARSET_MIXED) &amp;&amp; !defined(OCI_CHARSET_UNICODE)</span>
<a name="l00325"></a>00325 <span class="preprocessor"></span><span class="preprocessor">#define OCI_CHARSET_ANSI</span>
<a name="l00326"></a>00326 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00327"></a>00327 <span class="preprocessor"></span>
<a name="l00328"></a>00328 <span class="comment">/* Calling convention */</span>
<a name="l00329"></a>00329 
<a name="l00330"></a>00330 <span class="preprocessor">#ifndef OCI_API</span>
<a name="l00331"></a>00331 <span class="preprocessor"></span><span class="preprocessor">#define OCI_API </span>
<a name="l00332"></a>00332 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00333"></a>00333 <span class="preprocessor"></span>
<a name="l00334"></a>00334 <span class="comment">/* Build mode */</span>
<a name="l00335"></a>00335 
<a name="l00336"></a>00336 <span class="preprocessor">#ifndef OCI_EXPORT</span>
<a name="l00337"></a>00337 <span class="preprocessor"></span><span class="preprocessor">#define OCI_EXPORT </span>
<a name="l00338"></a>00338 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00339"></a>00339 <span class="preprocessor"></span>
<a name="l00454"></a>00454 <span class="comment">/* Unicode mode */</span>
<a name="l00455"></a>00455 
<a name="l00456"></a>00456 <span class="preprocessor">#ifdef OCI_CHARSET_UNICODE</span>
<a name="l00457"></a>00457 <span class="preprocessor"></span><span class="preprocessor">    #define OCI_METADATA_UNICODE</span>
<a name="l00458"></a>00458 <span class="preprocessor"></span><span class="preprocessor">    #define OCI_USERDATA_UNICODE</span>
<a name="l00459"></a>00459 <span class="preprocessor"></span><span class="preprocessor">    #define OCI_INCLUDE_WCHAR</span>
<a name="l00460"></a>00460 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00461"></a>00461 <span class="preprocessor"></span>
<a name="l00462"></a>00462 <span class="preprocessor">#ifdef OCI_CHARSET_MIXED</span>
<a name="l00463"></a>00463 <span class="preprocessor"></span><span class="preprocessor">    #define OCI_USERDATA_UNICODE</span>
<a name="l00464"></a>00464 <span class="preprocessor"></span><span class="preprocessor">    #define OCI_INCLUDE_WCHAR</span>
<a name="l00465"></a>00465 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00466"></a>00466 <span class="preprocessor"></span>
<a name="l00467"></a>00467 <span class="comment">/* include wchar header if needed */</span>
<a name="l00468"></a>00468 
<a name="l00469"></a>00469 <span class="preprocessor">#ifdef OCI_INCLUDE_WCHAR</span>
<a name="l00470"></a>00470 <span class="preprocessor"></span><span class="preprocessor">#include &lt;wctype.h&gt;</span>
<a name="l00471"></a>00471 
<a name="l00472"></a>00472 <span class="preprocessor">  #if (_MSC_VER &lt; 1300) &amp;&amp; defined(__cplusplus)</span>
<a name="l00473"></a>00473 <span class="preprocessor"></span>    <span class="keyword">extern</span> <span class="stringliteral">"C++"</span> {
<a name="l00474"></a>00474 <span class="preprocessor">  #endif </span>
<a name="l00475"></a>00475 <span class="preprocessor"></span><span class="preprocessor">  #include &lt;wchar.h&gt;</span>
<a name="l00476"></a>00476 <span class="preprocessor">  #if (_MSC_VER &lt; 1300) &amp;&amp; defined(__cplusplus)</span>
<a name="l00477"></a>00477 <span class="preprocessor"></span>    }
<a name="l00478"></a>00478 <span class="preprocessor">  #endif</span>
<a name="l00479"></a>00479 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00480"></a>00480 <span class="preprocessor"></span>
<a name="l00481"></a>00481 <span class="comment">/* Charset macros */</span>
<a name="l00482"></a>00482 
<a name="l00483"></a>00483 <span class="preprocessor">#ifdef OCI_METADATA_UNICODE</span>
<a name="l00484"></a>00484 <span class="preprocessor"></span><span class="preprocessor">    #define MT(x)           L ## x</span>
<a name="l00485"></a>00485 <span class="preprocessor"></span><span class="preprocessor">    #define mtext           wchar_t</span>
<a name="l00486"></a>00486 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00487"></a>00487 <span class="preprocessor"></span><span class="preprocessor">    #define MT(x)           x</span>
<a name="l00488"></a>00488 <span class="preprocessor"></span><span class="preprocessor">    #define mtext           char</span>
<a name="l00489"></a>00489 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00490"></a>00490 <span class="preprocessor"></span>
<a name="l00491"></a>00491 <span class="preprocessor">#ifdef OCI_USERDATA_UNICODE</span>
<a name="l00492"></a>00492 <span class="preprocessor"></span><span class="preprocessor">    #define DT(x)           L ## x</span>
<a name="l00493"></a>00493 <span class="preprocessor"></span><span class="preprocessor">    #define dtext           wchar_t</span>
<a name="l00494"></a>00494 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00495"></a>00495 <span class="preprocessor"></span><span class="preprocessor">    #define DT(x)           x</span>
<a name="l00496"></a>00496 <span class="preprocessor"></span><span class="preprocessor">    #define dtext           char</span>
<a name="l00497"></a>00497 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00498"></a>00498 <span class="preprocessor"></span>
<a name="l00499"></a>00499 <span class="comment">/*</span>
<a name="l00500"></a>00500 <span class="comment">   For ISO conformance, strdup/wcsdup/stricmp/strncasecmp are not used.</span>
<a name="l00501"></a>00501 <span class="comment">   All wide char routines are "officialy" C99.  </span>
<a name="l00502"></a>00502 <span class="comment">   but we weed an ansi equivalent to swprintf =&gt; ocisprintf </span>
<a name="l00503"></a>00503 <span class="comment">   OCILIB exports the following helper functions</span>
<a name="l00504"></a>00504 <span class="comment"></span>
<a name="l00505"></a>00505 <span class="comment">*/</span>
<a name="l00506"></a>00506 
<a name="l00507"></a>00507 OCI_EXPORT <span class="keywordtype">int</span>       ocisprintf(<span class="keywordtype">char</span> *str, <span class="keywordtype">int</span> size, <span class="keyword">const</span> <span class="keywordtype">char</span> *format, ...);
<a name="l00508"></a>00508 OCI_EXPORT <span class="keywordtype">char</span>    * ocistrdup(<span class="keyword">const</span> <span class="keywordtype">char</span> * src);
<a name="l00509"></a>00509 OCI_EXPORT <span class="keywordtype">int</span>       ocistrcasecmp(<span class="keyword">const</span> <span class="keywordtype">char</span> *str1, <span class="keyword">const</span> <span class="keywordtype">char</span> *str2);
<a name="l00510"></a>00510 
<a name="l00511"></a>00511 <span class="preprocessor">#ifdef OCI_INCLUDE_WCHAR</span>
<a name="l00512"></a>00512 <span class="preprocessor"></span>OCI_EXPORT <span class="keywordtype">wchar_t</span> * ociwcsdup(<span class="keyword">const</span> <span class="keywordtype">wchar_t</span> * src);
<a name="l00513"></a>00513 OCI_EXPORT <span class="keywordtype">int</span>       ociwcscasecmp(<span class="keyword">const</span> <span class="keywordtype">wchar_t</span> *str1, <span class="keyword">const</span> <span class="keywordtype">wchar_t</span> *str2);
<a name="l00514"></a>00514 <span class="preprocessor">#endif</span>
<a name="l00515"></a>00515 <span class="preprocessor"></span>
<a name="l00516"></a>00516 <span class="comment">/* special defines for Microsoft C runtime that is not C ISO compliant   */</span>
<a name="l00517"></a>00517 
<a name="l00518"></a>00518 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00519"></a>00519 <span class="preprocessor"></span><span class="preprocessor">  #ifdef OCI_INCLUDE_WCHAR</span>
<a name="l00520"></a>00520 <span class="preprocessor"></span><span class="preprocessor">    #if (_MSC_VER &lt; 1300)  </span>
<a name="l00521"></a>00521 <span class="preprocessor"></span><span class="preprocessor">      #define swprintf _snwprintf </span>
<a name="l00522"></a>00522 <span class="preprocessor"></span><span class="preprocessor">    #endif</span>
<a name="l00523"></a>00523 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00524"></a>00524 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00525"></a>00525 <span class="preprocessor"></span>
<a name="l00526"></a>00526 <span class="comment">/* helpers mapping macros */</span>
<a name="l00527"></a>00527 
<a name="l00528"></a>00528 <span class="preprocessor">#ifdef OCI_METADATA_UNICODE</span>
<a name="l00529"></a>00529 <span class="preprocessor"></span><span class="preprocessor">    #define mtsdup          ociwcsdup</span>
<a name="l00530"></a>00530 <span class="preprocessor"></span><span class="preprocessor">    #define mtscpy          wcscpy</span>
<a name="l00531"></a>00531 <span class="preprocessor"></span><span class="preprocessor">    #define mtsncpy         wcsncpy</span>
<a name="l00532"></a>00532 <span class="preprocessor"></span><span class="preprocessor">    #define mtscat          wcscat</span>
<a name="l00533"></a>00533 <span class="preprocessor"></span><span class="preprocessor">    #define mtsncat         wcsncat</span>
<a name="l00534"></a>00534 <span class="preprocessor"></span><span class="preprocessor">    #define mtslen          wcslen</span>
<a name="l00535"></a>00535 <span class="preprocessor"></span><span class="preprocessor">    #define mtscmp          wcscmp</span>
<a name="l00536"></a>00536 <span class="preprocessor"></span><span class="preprocessor">    #define mtscasecmp      ociwcscasecmp</span>
<a name="l00537"></a>00537 <span class="preprocessor"></span><span class="preprocessor">    #define mtsprintf       swprintf</span>
<a name="l00538"></a>00538 <span class="preprocessor"></span><span class="preprocessor">    #define mtstol          wcstol</span>
<a name="l00539"></a>00539 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00540"></a>00540 <span class="preprocessor"></span><span class="preprocessor">    #define mtsdup          ocistrdup</span>
<a name="l00541"></a>00541 <span class="preprocessor"></span><span class="preprocessor">    #define mtscpy          strcpy</span>
<a name="l00542"></a>00542 <span class="preprocessor"></span><span class="preprocessor">    #define mtsncpy         strncpy</span>
<a name="l00543"></a>00543 <span class="preprocessor"></span><span class="preprocessor">    #define mtscat          strcat</span>