forked from Imagelibrary/rtems
58 lines
1.2 KiB
C
58 lines
1.2 KiB
C
/*
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* COPYRIGHT (c) 2012 Chris Johns <chrisj@rtems.org>
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*/
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/**
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* @file
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*
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* @ingroup rtems_rtld
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*
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* @brief RTEMS Run-Time Link Editor Chain Iterator
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*
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* A means of executing an iterator on a chain.
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*/
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#if HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "rtl-chain-iterator.h"
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bool
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rtems_rtl_chain_iterate (rtems_chain_control* chain,
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rtems_chain_iterator iterator,
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void* data)
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{
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rtems_chain_node* node = rtems_chain_first (chain);
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while (!rtems_chain_is_tail (chain, node))
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{
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rtems_chain_node* next_node = rtems_chain_next (node);
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if (!iterator (node, data))
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return false;
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node = next_node;
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}
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return true;
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}
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/**
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* Count iterator.
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*/
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static bool
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rtems_rtl_count_iterator (rtems_chain_node* node, void* data)
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{
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int* count = data;
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++(*count);
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return true;
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}
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int
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rtems_rtl_chain_count (rtems_chain_control* chain)
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{
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int count = 0;
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rtems_rtl_chain_iterate (chain, rtems_rtl_count_iterator, &count);
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return count;
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}
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