| 1 | /* Copyright (c) 2007-2009, Stanford University | 
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| 2 | * All rights reserved. | 
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| 3 | * | 
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| 4 | * Redistribution and use in source and binary forms, with or without | 
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| 5 | * modification, are permitted provided that the following conditions are met: | 
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| 6 | *     * Redistributions of source code must retain the above copyright | 
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| 7 | *       notice, this list of conditions and the following disclaimer. | 
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| 8 | *     * Redistributions in binary form must reproduce the above copyright | 
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| 9 | *       notice, this list of conditions and the following disclaimer in the | 
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| 10 | *       documentation and/or other materials provided with the distribution. | 
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| 11 | *     * Neither the name of Stanford University nor the names of its | 
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| 12 | *       contributors may be used to endorse or promote products derived from | 
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| 13 | *       this software without specific prior written permission. | 
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| 14 | * | 
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| 15 | * THIS SOFTWARE IS PROVIDED BY STANFORD UNIVERSITY ``AS IS'' AND ANY | 
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| 16 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | 
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| 17 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 
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| 18 | * DISCLAIMED. IN NO EVENT SHALL STANFORD UNIVERSITY BE LIABLE FOR ANY | 
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| 19 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | 
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| 20 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 
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| 21 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | 
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| 22 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 
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| 23 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | 
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| 24 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 
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| 25 | */ | 
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| 26 |  | 
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| 27 | #ifndef ITERATOR_H_ | 
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| 28 | #define ITERATOR_H_ | 
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| 29 |  | 
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| 30 | #include "struct.h" | 
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| 31 |  | 
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| 32 | struct iterator_t | 
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| 33 | { | 
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| 34 | keyvals_t          **list_array; | 
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| 35 | int                 max_list; | 
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| 36 | int                 next_insert_pos; | 
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| 37 | int                 current_list; | 
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| 38 | int                 current_index; | 
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| 39 | val_t               *val; | 
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| 40 | int                 size; | 
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| 41 | }; | 
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| 42 |  | 
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| 43 | inline int iter_init (struct iterator_t *, int); | 
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| 44 | inline void iter_reset (struct iterator_t *); | 
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| 45 | inline void iter_rewind (struct iterator_t *); | 
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| 46 | inline int iter_next_list (struct iterator_t *, keyvals_t **); | 
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| 47 | inline void iter_finalize (struct iterator_t *); | 
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| 48 |  | 
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| 49 | inline int iter_add (struct iterator_t *, keyvals_t *); | 
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| 50 |  | 
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| 51 | #endif /* ITERATOR_H_ */ | 
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