| [e2b9a993] | 1 | /*
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| 2 | * Copyright (c) 2010 Lenka Trochtova
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup devman
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| 30 | * @{
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| 31 | */
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| [38b3baf] | 32 |
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| [c47e1a8] | 33 | #include <str.h>
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| [e2b9a993] | 34 |
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| 35 | #include "devman.h"
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| 36 |
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| 37 | int get_match_score(driver_t *drv, node_t *dev)
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| [38b3baf] | 38 | {
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| 39 | link_t *drv_head = &drv->match_ids.ids;
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| 40 | link_t *dev_head = &dev->match_ids.ids;
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| [e2b9a993] | 41 |
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| [38b3baf] | 42 | if (list_empty(drv_head) || list_empty(dev_head))
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| [e2b9a993] | 43 | return 0;
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| 44 |
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| [4087a33] | 45 | /*
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| 46 | * Find first matching pair.
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| 47 | */
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| [38b3baf] | 48 | link_t *drv_link = drv->match_ids.ids.next;
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| [4087a33] | 49 | while (drv_link != drv_head) {
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| 50 | link_t *dev_link = dev->match_ids.ids.next;
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| 51 | while (dev_link != dev_head) {
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| 52 | match_id_t *drv_id = list_get_instance(drv_link, match_id_t, link);
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| 53 | match_id_t *dev_id = list_get_instance(dev_link, match_id_t, link);
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| 54 |
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| 55 | if (str_cmp(drv_id->id, dev_id->id) == 0) {
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| 56 | /*
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| 57 | * We found a match.
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| 58 | * Return the score of the match.
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| 59 | */
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| 60 | return drv_id->score * dev_id->score;
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| 61 | }
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| 62 |
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| [e2b9a993] | 63 | dev_link = dev_link->next;
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| 64 | }
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| [4087a33] | 65 | drv_link = drv_link->next;
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| 66 | }
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| [e2b9a993] | 67 |
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| 68 | return 0;
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| 69 | }
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| 70 |
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| [38b3baf] | 71 | /** @}
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| 72 | */
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