85 lines
3.3 KiB
C
85 lines
3.3 KiB
C
/*---
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This software is copyrighted by the Regents of the University of
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California, and other parties. The following terms apply to all files
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associated with the software unless explicitly disclaimed in
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individual files.
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The authors hereby grant permission to use, copy, modify, distribute,
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and license this software and its documentation for any purpose,
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provided that existing copyright notices are retained in all copies
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and that this notice is included verbatim in any distributions. No
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written agreement, license, or royalty fee is required for any of the
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authorized uses. Modifications to this software may be copyrighted by
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their authors and need not follow the licensing terms described here,
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provided that the new terms are clearly indicated on the first page of
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each file where they apply.
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IN NO EVENT SHALL THE AUTHORS OR DISTRIBUTORS BE LIABLE TO ANY PARTY
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FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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ARISING OUT OF THE USE OF THIS SOFTWARE, ITS DOCUMENTATION, OR ANY
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DERIVATIVES THEREOF, EVEN IF THE AUTHORS HAVE BEEN ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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THE AUTHORS AND DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND
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NON-INFRINGEMENT. THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, AND
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THE AUTHORS AND DISTRIBUTORS HAVE NO OBLIGATION TO PROVIDE
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MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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GOVERNMENT USE: If you are acquiring this software on behalf of the
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U.S. government, the Government shall have only "Restricted Rights" in
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the software and related documentation as defined in the Federal
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Acquisition Regulations (FARs) in Clause 52.227.19 (c) (2). If you are
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acquiring the software on behalf of the Department of Defense, the
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software shall be classified as "Commercial Computer Software" and the
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Government shall have only "Restricted Rights" as defined in Clause
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252.227-7013 (c) (1) of DFARs. Notwithstanding the foregoing, the
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authors grant the U.S. Government and others acting in its behalf
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permission to use and distribute the software in accordance with the
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terms specified in this license.
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---*/
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/**
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* @file
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*
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* Methods that change the contents of a record. An entire record can
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* be updated at once, or portions of the record can be updated.
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*
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* @ingroup OPERATIONS
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*
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* $Id$
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*
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**********************************************/
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#ifndef __SET_H__
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#define __SET_H__
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/**
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Changes the value of a record.
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@param xid the transaction id
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@param rid the recordid of the record to be changed.
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@param dat the new value of the record.
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*/
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int Tset(int xid, recordid rid, const void * dat);
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Page * TsetWithPage(int xid, recordid rid, Page *p, const void * dat);
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int TsetRaw(int xid, recordid rid, const void * dat);
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stasis_operation_impl stasis_op_impl_set();
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stasis_operation_impl stasis_op_impl_set_inverse();
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stasis_operation_impl stasis_op_impl_set_range();
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stasis_operation_impl stasis_op_impl_set_range_inverse();
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/**
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Change an interval of bytes within a record.
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@todo TsetRange could be faster. Although it uses log space
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efficiently, it performs a number of extra memcpy() calls over the
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entire record.
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*/
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compensated_function void TsetRange(int xid, recordid rid, int offset, int length, const void * dat);
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#endif
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