| 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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