📄 lob_8c-source.html
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<a name="l00430"></a>00430 {<a name="l00431"></a>00431 <span class="keywordtype">boolean</span> res = TRUE;<a name="l00432"></a>00432 <a name="l00433"></a>00433 OCI_CHECK_PTR(OCI_IPC_LOB, lob, FALSE);<a name="l00434"></a>00434 <a name="l00435"></a>00435 <span class="preprocessor">#ifdef OCI_LOB2_API_ENABLED</span><a name="l00436"></a>00436 <span class="preprocessor"></span><a name="l00437"></a>00437 <span class="keywordflow">if</span> (OCILib.use_lob_ub8)<a name="l00438"></a>00438 {<a name="l00439"></a>00439 OCI_CALL2<a name="l00440"></a>00440 (<a name="l00441"></a>00441 res, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>, <a name="l00442"></a>00442 <a name="l00443"></a>00443 OCILobTrim2(lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>-><a class="code" href="struct_o_c_i___connection.html#f20d1bea40e79481aeece933a4c70898">cxt</a>, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>-><a class="code" href="struct_o_c_i___connection.html#573a359867139990b1b0f50aa7a86175">err</a>, lob-><a class="code" href="struct_o_c_i___lob.html#bd1e86de291b7773f17282a1e9f79bd6">handle</a>, (ub8) size)<a name="l00444"></a>00444 )<a name="l00445"></a>00445 }<a name="l00446"></a>00446 <span class="keywordflow">else</span><a name="l00447"></a>00447 <a name="l00448"></a>00448 <span class="preprocessor">#endif</span><a name="l00449"></a>00449 <span class="preprocessor"></span> <a name="l00450"></a>00450 {<a name="l00451"></a>00451 ub4 size32 = (ub4) size;<a name="l00452"></a>00452 <a name="l00453"></a>00453 OCI_CALL2<a name="l00454"></a>00454 (<a name="l00455"></a>00455 res, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>, <a name="l00456"></a>00456 <a name="l00457"></a>00457 OCILobTrim(lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>-><a class="code" href="struct_o_c_i___connection.html#f20d1bea40e79481aeece933a4c70898">cxt</a>, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>-><a class="code" href="struct_o_c_i___connection.html#573a359867139990b1b0f50aa7a86175">err</a>, lob-><a class="code" href="struct_o_c_i___lob.html#bd1e86de291b7773f17282a1e9f79bd6">handle</a>, size32)<a name="l00458"></a>00458 )<a name="l00459"></a>00459 }<a name="l00460"></a>00460 <a name="l00461"></a>00461 OCI_RESULT(res);<a name="l00462"></a>00462 <a name="l00463"></a>00463 <span class="keywordflow">return</span> res;<a name="l00464"></a>00464 }<a name="l00465"></a>00465 <a name="l00466"></a>00466 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00467"></a>00467 <span class="comment"> * OCI_LobErase</span><a name="l00468"></a>00468 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00469"></a>00469 <a name="l00470"></a><a class="code" href="group__g__lob.html#g8187347b6578c04aef6f6e7baa949c09">00470</a> big_uint OCI_API <a class="code" href="group__g__lob.html#g8187347b6578c04aef6f6e7baa949c09" title="Erase a portion of the lob at a given position.">OCI_LobErase</a>(<a class="code" href="struct_o_c_i___lob.html" title="Oracle Internal Large objects:.">OCI_Lob</a> *lob, big_uint offset, big_uint size)<a name="l00471"></a>00471 {<a name="l00472"></a>00472 <span class="keywordtype">boolean</span> res = TRUE;<a name="l00473"></a>00473 <a name="l00474"></a>00474 OCI_CHECK_PTR(OCI_IPC_LOB, lob, 0);<a name="l00475"></a>00475 OCI_CHECK_MIN(lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>, NULL, size, 1, 0);<a name="l00476"></a>00476 <a name="l00477"></a>00477 <span class="preprocessor"> #ifdef OCI_LOB2_API_ENABLED</span><a name="l00478"></a>00478 <span class="preprocessor"></span><a name="l00479"></a>00479 <span class="keywordflow">if</span> (OCILib.use_lob_ub8)<a name="l00480"></a>00480 {<a name="l00481"></a>00481 OCI_CALL2<a name="l00482"></a>00482 (<a name="l00483"></a>00483 res, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>, <a name="l00484"></a>00484 <a name="l00485"></a>00485 OCILobErase2(lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>-><a class="code" href="struct_o_c_i___connection.html#f20d1bea40e79481aeece933a4c70898">cxt</a>, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>-><a class="code" href="struct_o_c_i___connection.html#573a359867139990b1b0f50aa7a86175">err</a>, lob-><a class="code" href="struct_o_c_i___lob.html#bd1e86de291b7773f17282a1e9f79bd6">handle</a>, <a name="l00486"></a>00486 (ub8 *) &size, (ub8) (offset + 1))<a name="l00487"></a>00487 )<a name="l00488"></a>00488 }<a name="l00489"></a>00489 <span class="keywordflow">else</span><a name="l00490"></a>00490 <a name="l00491"></a>00491 <span class="preprocessor">#endif</span><a name="l00492"></a>00492 <span class="preprocessor"></span> <a name="l00493"></a>00493 {<a name="l00494"></a>00494 ub4 size32 = (ub4) size;<a name="l00495"></a>00495 ub4 offset32 = (ub4) offset;<a name="l00496"></a>00496 <a name="l00497"></a>00497 OCI_CALL2<a name="l00498"></a>00498 (<a name="l00499"></a>00499 res, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>, <a name="l00500"></a>00500 <a name="l00501"></a>00501 OCILobErase(lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>-><a class="code" href="struct_o_c_i___connection.html#f20d1bea40e79481aeece933a4c70898">cxt</a>, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>-><a class="code" href="struct_o_c_i___connection.html#573a359867139990b1b0f50aa7a86175">err</a>, lob-><a class="code" href="struct_o_c_i___lob.html#bd1e86de291b7773f17282a1e9f79bd6">handle</a>, <a name="l00502"></a>00502 &size32, offset32 + 1)<a name="l00503"></a>00503 )<a name="l00504"></a>00504 <a name="l00505"></a>00505 size = (big_uint) size32;<a name="l00506"></a>00506 }<a name="l00507"></a>00507 <a name="l00508"></a>00508 OCI_RESULT(res);<a name="l00509"></a>00509 <a name="l00510"></a>00510 <span class="keywordflow">return</span> size;<a name="l00511"></a>00511 }<a name="l00512"></a>00512 <a name="l00513"></a>00513 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00514"></a>00514 <span class="comment"> * OCI_LobGetLength</span><a name="l00515"></a>00515 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00516"></a>00516 <a name="l00517"></a><a class="code" href="group__g__lob.html#g1fed642e2fdc4b72724340e27e13153e">00517</a> big_uint OCI_API <a class="code" href="group__g__lob.html#g1fed642e2fdc4b72724340e27e13153e" title="Return the actual length of a lob.">OCI_LobGetLength</a>(<a class="code" href="struct_o_c_i___lob.html" title="Oracle Internal Large objects:.">OCI_Lob</a> *lob)<a name="l00518"></a>00518 {<a name="l00519"></a>00519 <span class="keywordtype">boolean</span> res = TRUE;<a name="l00520"></a>00520 big_uint size = 0;<a name="l00521"></a>00521 <a name="l00522"></a>00522 OCI_CHECK_PTR(OCI_IPC_LOB, lob, 0);<a name="l00523"></a>00523 <a name="l00524"></a>00524 <span class="preprocessor">#ifdef OCI_LOB2_API_ENABLED</span><a name="l00525"></a>00525 <span class="preprocessor"></span><a name="l00526"></a>00526 <span class="keywordflow">if</span> (OCILib.use_lob_ub8)<a name="l00527"></a>00527 {<a name="l00528"></a>00528 OCI_CALL2<a name="l00529"></a>00529 (<a name="l00530"></a>00530 res, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>, <a name="l00531"></a>00531 <a name="l00532"></a>00532 OCILobGetLength2(lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>-><a class="code" href="struct_o_c_i___connection.html#f20d1bea40e79481aeece933a4c70898">cxt</a>, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>-><a class="code" href="struct_o_c_i___connection.html#573a359867139990b1b0f50aa7a86175">err</a>, lob-><a class="code" href="struct_o_c_i___lob.html#bd1e86de291b7773f17282a1e9f79bd6">handle</a>, <a name="l00533"></a>00533 (ub8 *) &size)<a name="l00534"></a>00534 )<a name="l00535"></a>00535 }<a name="l00536"></a>00536 <span class="keywordflow">else</span><a name="l00537"></a>00537 <a name="l00538"></a>00538 <span class="preprocessor">#endif</span><a name="l00539"></a>00539 <span class="preprocessor"></span> <a name="l00540"></a>00540 {<a name="l00541"></a>00541 ub4 size32 = (ub4) size;<a name="l00542"></a>00542 <a name="l00543"></a>00543 OCI_CALL2<a name="l00544"></a>00544 (<a name="l00545"></a>00545 res, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>, <a name="l00546"></a>00546 <a name="l00547"></a>00547 OCILobGetLength(lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>-><a class="code" href="struct_o_c_i___connection.html#f20d1bea40e79481aeece933a4c70898">cxt</a>, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>-><a class="code" href="struct_o_c_i___connection.html#573a359867139990b1b0f50aa7a86175">err</a>, lob-><a class="code" href="struct_o_c_i___lob.html#bd1e86de291b7773f17282a1e9f79bd6">handle</a>, &size32)<a name="l00548"></a>00548 )<a name="l00549"></a>00549 <a name="l00550"></a>00550 size = (big_uint) size32;<a name="l00551"></a>00551 }<a name="l00552"></a>00552 <a name="l00553"></a>00553 OCI_RESULT(res);<a name="l00554"></a>00554 <a name="l00555"></a>00555 <span class="keywordflow">return</span> size;<a name="l00556"></a>00556 }<a name="l00557"></a>00557 <a name="l00558"></a>00558 <span class="comment">/* ------------------------------------------------------------------------ *</span><a name="l00559"></a>00559 <span class="comment"> * OCI_LobCopy</span><a name="l00560"></a>00560 <span class="comment"> * ------------------------------------------------------------------------ */</span><a name="l00561"></a>00561 <a name="l00562"></a><a class="code" href="group__g__lob.html#ge53d9ad9e0c1db7cc1942775aa4e70c3">00562</a> <span class="keywordtype">boolean</span> OCI_API <a class="code" href="group__g__lob.html#ge53d9ad9e0c1db7cc1942775aa4e70c3" title="Copy a portion of a source LOB into a destination LOB.">OCI_LobCopy</a>(<a class="code" href="struct_o_c_i___lob.html" title="Oracle Internal Large objects:.">OCI_Lob</a> *lob, <a class="code" href="struct_o_c_i___lob.html" title="Oracle Internal Large objects:.">OCI_Lob</a> *lob_src, big_uint offset_dst,<a name="l00563"></a>00563 big_uint offset_src, big_uint count)<a name="l00564"></a>00564 {<a name="l00565"></a>00565 <span class="keywordtype">boolean</span> res = TRUE;<a name="l00566"></a>00566 <a name="l00567"></a>00567 OCI_CHECK_PTR(OCI_IPC_LOB, lob, FALSE);<a name="l00568"></a>00568 OCI_CHECK_PTR(OCI_IPC_LOB, lob_src, FALSE);<a name="l00569"></a>00569 <a name="l00570"></a>00570 <span class="preprocessor">#ifdef OCI_LOB2_API_ENABLED</span><a name="l00571"></a>00571 <span class="preprocessor"></span><a name="l00572"></a>00572 <span class="keywordflow">if</span> (OCILib.use_lob_ub8)<a name="l00573"></a>00573 {<a name="l00574"></a>00574 <a name="l00575"></a>00575 OCI_CALL2<a name="l00576"></a>00576 (<a name="l00577"></a>00577 res, lob-><a class="code" href="struct_o_c_i___lob.html#17646b1cc70c0c914ecb28849333fa65">con</a>, ⌨️ 快捷键说明
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