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