| 1 | /* cache.h - definitions for the LRU cache
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| 2 | *
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| 3 | * Copyright (C) 2004-2006 Gerhard Häring <[email protected]>
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| 4 | *
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| 5 | * This file is part of pysqlite.
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| 6 | *
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| 7 | * This software is provided 'as-is', without any express or implied
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| 8 | * warranty. In no event will the authors be held liable for any damages
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| 9 | * arising from the use of this software.
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| 10 | *
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| 11 | * Permission is granted to anyone to use this software for any purpose,
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| 12 | * including commercial applications, and to alter it and redistribute it
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| 13 | * freely, subject to the following restrictions:
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| 14 | *
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| 15 | * 1. The origin of this software must not be misrepresented; you must not
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| 16 | * claim that you wrote the original software. If you use this software
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| 17 | * in a product, an acknowledgment in the product documentation would be
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| 18 | * appreciated but is not required.
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| 19 | * 2. Altered source versions must be plainly marked as such, and must not be
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| 20 | * misrepresented as being the original software.
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| 21 | * 3. This notice may not be removed or altered from any source distribution.
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| 22 | */
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| 23 |
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| 24 | #ifndef PYSQLITE_CACHE_H
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| 25 | #define PYSQLITE_CACHE_H
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| 26 | #include "Python.h"
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| 27 |
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| 28 | /* The LRU cache is implemented as a combination of a doubly-linked with a
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| 29 | * dictionary. The list items are of type 'Node' and the dictionary has the
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| 30 | * nodes as values. */
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| 31 |
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| 32 | typedef struct _Node
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