Retro68/elfutils/tests/dwfl-bug-getmodules.c

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/* Test program for dwfl_getmodules bug.
Copyright (C) 2008 Red Hat, Inc.
This file is part of elfutils.
This file is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
elfutils is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
#include ELFUTILS_HEADER(dwfl)
#include <error.h>
static const Dwfl_Callbacks callbacks =
{
.find_elf = dwfl_linux_proc_find_elf,
.find_debuginfo = dwfl_standard_find_debuginfo,
};
static int
iterate (Dwfl_Module *mod __attribute__ ((unused)),
void **userdata __attribute__ ((unused)),
const char *name __attribute__ ((unused)),
Dwarf_Addr base, void *arg)
{
if (base != 0x2000)
return DWARF_CB_OK;
if (dwfl_addrmodule (arg, 0x2100) == NULL)
error (1, 0, "dwfl_addrmodule: %s", dwfl_errmsg (-1));
return DWARF_CB_ABORT;
}
int
main (void)
{
Dwfl *dwfl = dwfl_begin (&callbacks);
dwfl_report_module (dwfl, "m1", 0, 0x1000);
dwfl_report_module (dwfl, "m2", 0x2000, 0x3000);
dwfl_report_module (dwfl, "m3", 0x4000, 0x5000);
dwfl_report_end (dwfl, NULL, NULL);
ptrdiff_t offset = dwfl_getmodules (dwfl, &iterate, dwfl, 0);
if (offset <= 0)
error (1, 0, "dwfl_getmodules: %s", dwfl_errmsg (-1));
offset = dwfl_getmodules (dwfl, &iterate, NULL, offset);
if (offset != 0)
error (1, 0, "dwfl_getmodules (%d): %s", (int) offset, dwfl_errmsg (-1));
dwfl_end (dwfl);
return 0;
}