84 lines
3.5 KiB
C
84 lines
3.5 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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* Provides raw access to entire pages.
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*
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* LLADD's pages are PAGE_SIZE bytes long. Currently, two integers are
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* reserved for the LSN and the page type. providing PAGE_SIZE-8 bytes
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* of usable space.
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*
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* @ingroup OPERATIONS
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*
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* @see page.h
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*
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* $Id$
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*/
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#ifndef __PAGE_OPERATIONS_H__
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#define __PAGE_OPERATIONS_H__
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#include <stasis/operations.h>
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compensated_function pageid_t TpageAlloc(int xid);
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compensated_function pageid_t TfixedPageAlloc(int xid, int size);
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compensated_function pageid_t TpageAllocMany(int xid, int count);
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compensated_function int TpageDealloc(int xid, pageid_t page);
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compensated_function int TpageSet(int xid, pageid_t page, const void* dat);
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compensated_function int TpageSetRange(int xid, pageid_t page, int offset, const void* dat, int len);
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compensated_function int TpageGet(int xid, pageid_t page, void* buf);
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compensated_function void TinitializeSlottedPage(int xid, pageid_t page);
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compensated_function void TinitializeFixedPage(int xid, pageid_t page,
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int slotLength);
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int TpageGetType(int xid, pageid_t page);
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stasis_operation_impl stasis_op_impl_page_set_range();
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stasis_operation_impl stasis_op_impl_page_set_range_inverse();
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stasis_operation_impl stasis_op_impl_page_initialize();
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stasis_operation_impl stasis_op_impl_fixed_page_alloc();
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compensated_function void pageOperationsInit();
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#endif
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