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| 4358 | Serge | 1 | /* |
| 2 | * Copyright 2008 Tungsten Graphics, inc. |
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| 3 | * All Rights Reserved. |
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| 4 | * |
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| 5 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 6 | * copy of this software and associated documentation files (the "Software"), |
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| 7 | * to deal in the Software without restriction, including without limitation |
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| 8 | * on the rights to use, copy, modify, merge, publish, distribute, sub |
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| 9 | * license, and/or sell copies of the Software, and to permit persons to whom |
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| 10 | * the Software is furnished to do so, subject to the following conditions: |
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| 11 | * |
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| 12 | * The above copyright notice and this permission notice (including the next |
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| 13 | * paragraph) shall be included in all copies or substantial portions of the |
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| 14 | * Software. |
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| 15 | * |
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| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
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| 19 | * TUNGSTEN GRAPHICS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, |
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| 20 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
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| 21 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
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| 22 | * USE OR OTHER DEALINGS IN THE SOFTWARE. |
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| 23 | */ |
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| 24 | #ifndef _TRANSLATE_CACHE_H |
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| 25 | #define _TRANSLATE_CACHE_H |
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| 26 | |||
| 27 | |||
| 28 | /******************************************************************************* |
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| 29 | * Translate cache. |
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| 30 | * Simply used to cache created translates. Avoids unecessary creation of |
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| 31 | * translate's if one suitable for a given translate_key has already been |
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| 32 | * created. |
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| 33 | * |
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| 34 | * Note: this functionality depends and requires the CSO module. |
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| 35 | */ |
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| 36 | struct translate_cache; |
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| 37 | |||
| 38 | struct translate_key; |
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| 39 | struct translate; |
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| 40 | |||
| 41 | struct translate_cache *translate_cache_create( void ); |
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| 42 | void translate_cache_destroy(struct translate_cache *cache); |
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| 43 | |||
| 44 | /** |
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| 45 | * Will try to find a translate structure matched by the given key. |
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| 46 | * If such a structure doesn't exist in the cache the function |
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| 47 | * will automatically create it, insert it in the cache and |
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| 48 | * return the created version. |
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| 49 | * |
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| 50 | */ |
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| 51 | struct translate *translate_cache_find(struct translate_cache *cache, |
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| 52 | struct translate_key *key); |
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| 53 | |||
| 54 | #endif |