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/* Find module containing address.
Copyright (C) 2005 Red Hat, Inc.
This program is Open Source software; you can redistribute it and/or
modify it under the terms of the Open Software License version 1.0 as
published by the Open Source Initiative.
You should have received a copy of the Open Software License along
with this program; if not, you may obtain a copy of the Open Software
License version 1.0 from http://www.opensource.org/licenses/osl.php or
by writing the Open Source Initiative c/o Lawrence Rosen, Esq.,
3001 King Ranch Road, Ukiah, CA 95482. */
#include "libdwflP.h"
Dwfl_Module *
dwfl_addrmodule (Dwfl *dwfl, Dwarf_Addr address)
{
if (dwfl == NULL)
return NULL;
/* Do binary search on the array indexed by module load address. */
size_t l = 0, u = dwfl->nmodules;
while (l < u)
{
size_t idx = (l + u) / 2;
Dwfl_Module *m = dwfl->modules[idx];
if (address < m->low_addr)
u = idx;
else if (address >= m->high_addr)
l = idx + 1;
else
return m;
}
return NULL;
}
INTDEF (dwfl_addrmodule)
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