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4ec502a7f6
b) Add parameter names to declarations of TempSpace methods. It make sources much more readable, i believe, and allow IntelliSense to make useful hints c) Reworked sort module to use more memory for merge buffers. It significantly increased speed of large sorts. Memory mostly reused from TempSpace memory blocks
52 lines
1.8 KiB
C++
52 lines
1.8 KiB
C++
/*
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* PROGRAM: JRD Access Method
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* MODULE: sort_proto.h
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* DESCRIPTION: Prototype header file for sort.cpp
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*
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* The contents of this file are subject to the Interbase Public
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* License Version 1.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy
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* of the License at http://www.Inprise.com/IPL.html
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*
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* Software distributed under the License is distributed on an
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* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express
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* or implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code was created by Inprise Corporation
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* and its predecessors. Portions created by Inprise Corporation are
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* Copyright (C) Inprise Corporation.
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*
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* All Rights Reserved.
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* Contributor(s): ______________________________________.
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*/
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#ifndef JRD_SORT_PROTO_H
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#define JRD_SORT_PROTO_H
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namespace Jrd {
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class Attachment;
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struct sort_key_def;
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struct sort_work_file;
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struct sort_context;
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}
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#ifdef SCROLLABLE_CURSORS
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void SORT_diddle_key(UCHAR *, Jrd::sort_context*, bool);
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void SORT_get(Jrd::thread_db*, Jrd::sort_context*, ULONG **, RSE_GET_MODE);
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void SORT_read_block(ISC_STATUS*, TempSpace*, UINT64, BLOB_PTR *, ULONG);
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#else
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void SORT_get(Jrd::thread_db*, Jrd::sort_context*, ULONG **);
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UINT64 SORT_read_block(ISC_STATUS*, TempSpace*, UINT64, BLOB_PTR *, ULONG);
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#endif
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void SORT_fini(Jrd::sort_context*, Jrd::Attachment*);
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Jrd::sort_context* SORT_init(Jrd::thread_db*, USHORT, USHORT, USHORT, const Jrd::sort_key_def*,
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Jrd::FPTR_REJECT_DUP_CALLBACK, void*, UINT64);
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void SORT_put(Jrd::thread_db*, Jrd::sort_context*, ULONG **);
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void SORT_shutdown(Jrd::Attachment*);
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void SORT_sort(Jrd::thread_db*, Jrd::sort_context*);
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UINT64 SORT_write_block(ISC_STATUS*, TempSpace*, UINT64, BLOB_PTR *, ULONG);
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#endif // JRD_SORT_PROTO_H
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