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<a name="l00308"></a>00308 <a name="l00309"></a>00309 <span class="keywordflow">if</span> (e != NULL)<a name="l00310"></a>00310 {<a name="l00311"></a>00311 v = (<a class="code" href="struct_o_c_i___hash_value.html" title="Hash table entry value.">OCI_HashValue</a> *) OCI_MemAlloc(OCI_IPC_HASHVALUE, <span class="keyword">sizeof</span>(*v), 1, TRUE);<a name="l00312"></a>00312 <a name="l00313"></a>00313 <span class="keywordflow">if</span> (v != NULL)<a name="l00314"></a>00314 {<a name="l00315"></a>00315 <span class="keywordflow">if</span> (table-><a class="code" href="struct_o_c_i___hash_table.html#a6525f1ae5c855c254e80a406b0448b4">type</a> == OCI_HASH_STRING && value.<a class="code" href="union_o_c_i___variant.html#3fcdb2b40ab4ece809f7676c148252a6">p_mtext</a> != NULL)<a name="l00316"></a>00316 {<a name="l00317"></a>00317 v-><a class="code" href="struct_o_c_i___hash_value.html#b702bde98ae6323bcfd9996245c5b000">value</a>.<a class="code" href="union_o_c_i___variant.html#3fcdb2b40ab4ece809f7676c148252a6">p_mtext</a> = mtsdup(value.<a class="code" href="union_o_c_i___variant.html#3fcdb2b40ab4ece809f7676c148252a6">p_mtext</a>);<a name="l00318"></a>00318 }<a name="l00319"></a>00319 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (table-><a class="code" href="struct_o_c_i___hash_table.html#a6525f1ae5c855c254e80a406b0448b4">type</a> == OCI_HASH_INTEGER)<a name="l00320"></a>00320 {<a name="l00321"></a>00321 v-><a class="code" href="struct_o_c_i___hash_value.html#b702bde98ae6323bcfd9996245c5b000">value</a>.<a class="code" href="union_o_c_i___variant.html#6494e451f95e0ececa95fc3ef872c089">num</a> = value.<a class="code" href="union_o_c_i___variant.html#6494e451f95e0ececa95fc3ef872c089">num</a>;<a name="l00322"></a>00322 }<a name="l00323"></a>00323 <span class="keywordflow">else</span><a name="l00324"></a>00324 v-><a class="code" href="struct_o_c_i___hash_value.html#b702bde98ae6323bcfd9996245c5b000">value</a>.<a class="code" href="union_o_c_i___variant.html#180948b8747aef48eb41410df5686070">p_void</a> = value.<a class="code" href="union_o_c_i___variant.html#180948b8747aef48eb41410df5686070">p_void</a>;<a name="l00325"></a>00325 <a name="l00326"></a>00326 v1 = v2 = e-><a class="code" href="struct_o_c_i___hash_entry.html#8a6e3f404f4b84f31f8b026ba9c651a5">values</a>;<a name="l00327"></a>00327 <a name="l00328"></a>00328 <span class="keywordflow">while</span> (v1 != NULL)<a name="l00329"></a>00329 {<a name="l00330"></a>00330 v2 = v1;<a name="l00331"></a>00331 v1 = v1-><a class="code" href="struct_o_c_i___hash_value.html#c4a5d0ce333010cefeabebf2cb78e897">next</a>;<a name="l00332"></a>00332 }<a name="l00333"></a>00333 <a name="l00334"></a>00334 <span class="keywordflow">if</span> (v2 != NULL)<a name="l00335"></a>00335 v2-><a class="code" href="struct_o_c_i___hash_value.html#c4a5d0ce333010cefeabebf2cb78e897">next</a> = v;<a name="l00336"></a>00336 <span class="keywordflow">else</span><a name="l00337"></a>00337 e-><a class="code" href="struct_o_c_i___hash_entry.html#8a6e3f404f4b84f31f8b026ba9c651a5">values</a> = v;<a name="l00338"></a>00338 }<a name="l00339"></a>00339 }<a name="l00340"></a>00340 <a name="l00341"></a>00341 <span class="keywordflow">return</span> (v != NULL);<a name="l00342"></a>00342 }<a name="l00343"></a>00343 <a name="l00344"></a>00344 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00345"></a>00345 <span class="comment"> * OCI_HashAddString</span><a name="l00346"></a>00346 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00347"></a>00347 <a name="l00348"></a><a class="code" href="group__g__hash.html#g4e73684e448211f34361420ba2fc7ddf">00348</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__hash.html#g4e73684e448211f34361420ba2fc7ddf" title="Add a pair string key / string value to the hash table.">OCI_HashAddString</a>(<a class="code" href="struct_o_c_i___hash_table.html" title="OCILIB implementation of hash tables.">OCI_HashTable</a> *table, <span class="keyword">const</span> mtext *key, <a name="l00349"></a>00349 <span class="keyword">const</span> mtext *value)<a name="l00350"></a>00350 {<a name="l00351"></a>00351 <span class="keywordtype">boolean</span> res = TRUE;<a name="l00352"></a>00352 <a class="code" href="union_o_c_i___variant.html" title="Internal Variant type based on union C type.">OCI_Variant</a> v;<a name="l00353"></a>00353 <a name="l00354"></a>00354 OCI_CHECK_PTR(OCI_IPC_HASHTABLE, table, FALSE);<a name="l00355"></a>00355 <a name="l00356"></a>00356 v.<a class="code" href="union_o_c_i___variant.html#3fcdb2b40ab4ece809f7676c148252a6">p_mtext</a> = (mtext *) value;<a name="l00357"></a>00357 <a name="l00358"></a>00358 res = OCI_HashAdd(table, key, v, OCI_HASH_STRING);<a name="l00359"></a>00359 <a name="l00360"></a>00360 OCI_RESULT(res);<a name="l00361"></a>00361 <a name="l00362"></a>00362 <span class="keywordflow">return</span> res;<a name="l00363"></a>00363 }<a name="l00364"></a>00364 <a name="l00365"></a>00365 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00366"></a>00366 <span class="comment"> * OCI_HashAddInt</span><a name="l00367"></a>00367 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00368"></a>00368 <a name="l00369"></a><a class="code" href="group__g__hash.html#g48864e58d966693d82f8a7f6fd5aeb00">00369</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__hash.html#g48864e58d966693d82f8a7f6fd5aeb00" title="Adds a pair string key / integer value to the hash table.">OCI_HashAddInt</a>(<a class="code" href="struct_o_c_i___hash_table.html" title="OCILIB implementation of hash tables.">OCI_HashTable</a> *table, <span class="keyword">const</span> mtext *key,<a name="l00370"></a>00370 <span class="keywordtype">int</span> value)<a name="l00371"></a>00371 {<a name="l00372"></a>00372 <span class="keywordtype">boolean</span> res = TRUE;<a name="l00373"></a>00373 <a class="code" href="union_o_c_i___variant.html" title="Internal Variant type based on union C type.">OCI_Variant</a> v;<a name="l00374"></a>00374 <a name="l00375"></a>00375 OCI_CHECK_PTR(OCI_IPC_HASHTABLE, table, FALSE);<a name="l00376"></a>00376 <a name="l00377"></a>00377 v.<a class="code" href="union_o_c_i___variant.html#6494e451f95e0ececa95fc3ef872c089">num</a> = value;<a name="l00378"></a>00378 <a name="l00379"></a>00379 res = OCI_HashAdd(table, key, v, OCI_HASH_INTEGER);<a name="l00380"></a>00380 <a name="l00381"></a>00381 OCI_RESULT(res);<a name="l00382"></a>00382 <a name="l00383"></a>00383 <span class="keywordflow">return</span> res;<a name="l00384"></a>00384 }<a name="l00385"></a>00385 <a name="l00386"></a>00386 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00387"></a>00387 <span class="comment"> * OCI_HashAddPointer</span><a name="l00388"></a>00388 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00389"></a>00389 <a name="l00390"></a><a class="code" href="group__g__hash.html#g204a572b28898888512653d8148f1b9e">00390</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__hash.html#g204a572b28898888512653d8148f1b9e" title="Adds a pair string key / pointer value to the hash table.">OCI_HashAddPointer</a>(<a class="code" href="struct_o_c_i___hash_table.html" title="OCILIB implementation of hash tables.">OCI_HashTable</a> *table, <span class="keyword">const</span> mtext *key, <a name="l00391"></a>00391 <span class="keywordtype">void</span> *value)<a name="l00392"></a>00392 {<a name="l00393"></a>00393 <span class="keywordtype">boolean</span> res = TRUE;<a name="l00394"></a>00394 <a class="code" href="union_o_c_i___variant.html" title="Internal Variant type based on union C type.">OCI_Variant</a> v;<a name="l00395"></a>00395 <a name="l00396"></a>00396 OCI_CHECK_PTR(OCI_IPC_HASHTABLE, table, FALSE);<a name="l00397"></a>00397 <a name="l00398"></a>00398 v.<a class="code" href="union_o_c_i___variant.html#180948b8747aef48eb41410df5686070">p_void</a> = value;<a name="l00399"></a>00399 <a name="l00400"></a>00400 res = OCI_HashAdd(table, key, v, OCI_HASH_POINTER);<a name="l00401"></a>00401 <a name="l00402"></a>00402 OCI_RESULT(res);<a name="l00403"></a>00403 <a name="l00404"></a>00404 <span class="keywordflow">return</span> res;<a name="l00405"></a>00405 }<a name="l00406"></a>00406 <a name="l00407"></a>00407 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00408"></a>00408 <span class="comment"> * OCI_HashLookup</span><a name="l00409"></a>00409 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00410"></a>00410 <a name="l00411"></a><a class="code" href="group__g__hash.html#g28b2bb02f22478e93a7f65e399f5b704">00411</a> <a class="code" href="struct_o_c_i___hash_entry.html" title="Hash table entry.">OCI_HashEntry</a> * OCI_API <a class="code" href="group__g__hash.html#g28b2bb02f22478e93a7f65e399f5b704" title="Lookup for an entry matching the key in the table.">OCI_HashLookup</a>(<a class="code" href="struct_o_c_i___hash_table.html" title="OCILIB implementation of hash tables.">OCI_HashTable</a> *table, <span class="keyword">const</span> mtext *key,<a name="l00412"></a>00412 <span class="keywordtype">boolean</span> create)<a name="l00413"></a>00413 {<a name="l00414"></a>00414 <a class="code" href="struct_o_c_i___hash_entry.html" title="Hash table entry.">OCI_HashEntry</a> *e = NULL, *e1 = NULL, *e2 = NULL;<a name="l00415"></a>00415 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i;<a name="l00416"></a>00416 <a name="l00417"></a>00417 OCI_CHECK_PTR(OCI_IPC_HASHTABLE, table, NULL);<a name="l00418"></a>00418 OCI_CHECK_PTR(OCI_IPC_STRING, key, NULL);<a name="l00419"></a>00419 <a name="l00420"></a>00420 i = OCI_HashCompute(table, key);<a name="l00421"></a>00421 <a name="l00422"></a>00422 <span class="keywordflow">if</span> (i < table->size)<a name="l00423"></a>00423 {<a name="l00424"></a>00424 <span class="keywordflow">for</span>(e = table-><a class="code" href="struct_o_c_i___hash_table.html#9dfd0e1c5cf8bfdfe4c8f0c6ed525ee8">items</a>[i]; e != NULL; e = e-><a class="code" href="struct_o_c_i___hash_entry.html#30a5b623b628109381323e600a625731">next</a>)<a name="l00425"></a>00425 {<a name="l00426"></a>00426 <span class="keywordflow">if</span> (mtscasecmp(e-><a class="code" href="struct_o_c_i___hash_entry.html#6836bf979e9ff6975b14f13e1f1dc31d">key</a>, key) == 0)<a name="l00427"></a>00427 <span class="keywordflow">break</span>;<a name="l00428"></a>00428 }<a name="l00429"></a>00429 <a name="l00430"></a>00430 <span class="keywordflow">if</span> ((e == NULL) && (create == TRUE))<a name="l00431"></a>00431 {<a name="l00432"></a>00432 e = (<a class="code" href="struct_o_c_i___hash_entry.html" title="Hash table entry.">OCI_HashEntry</a> *) OCI_MemAlloc(OCI_IPC_HASHENTRY, <span class="keyword">sizeof</span>(*e), 1, TRUE);<a name="l00433"></a>00433 <a name="l00434"></a>00434 <span class="keywordflow">if</span> (e != NULL)<a name="l00435"></a>00435 {<a name="l00436"></a>00436 e-><a class="code" href="struct_o_c_i___hash_entry.html#6836bf979e9ff6975b14f13e1f1dc31d">key</a> = mtsdup(key);<a name="l00437"></a>00437 <a name="l00438"></a>00438 e1 = e2 = table-><a class="code" href="struct_o_c_i___hash_table.html#9dfd0e1c5cf8bfdfe4c8f0c6ed525ee8">items</a>[i];<a name="l00439"></a>00439 <a name="l00440"></a>00440 <span class="keywordflow">while</span> (e1 != NULL)<a name="l00441"></a>00441 {<a name="l00442"></a>00442 e2 = e1;<a name="l00443"></a>00443 e1 = e1-><a class="code" href="struct_o_c_i___hash_entry.html#30a5b623b628109381323e600a625731">next</a>;<a name="l00444"></a>00444 }<a name="l00445"></a>00445 <a name="l00446"></a>00446 <span class="keywordflow">if</span> (e2 != NULL)<a name="l00447"></a>00447 e2-><a class="code" href="struct_o_c_i___hash_entry.html#30a5b623b628109381323e600a625731">next</a> = e;<a name="l00448"></a>00448 <span class="keywordflow">else</span><a name="l00449"></a>00449 table-><a class="code" href="struct_o_c_i___hash_table.html#9dfd0e1c5cf8bfdfe4c8f0c6ed525ee8">items</a>[i] = e;<a name="l00450"></a>00450 }<a name="l00451"></a>00451 }<a name="l00452"></a>00452 }<a name="l00453"></a>00453 <a name="l00454"></a>00454 OCI_RESULT(e != NULL);<a name="l00455"></a>00455 <a name="l00456"></a>00456 <span class="keywordflow">return</span> e;<a name="l00457"></a>00457 }<a name="l00458"></a>00458 <a name="l00459"></a>00459 <a name="l00460"></a>00460 </pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Thu Oct 9 10:07:43 2008 for OCILIB (C Driver for Oracle) by <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>⌨️ 快捷键说明
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