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/* Test bug in dwfl_report_segment() coalescing.
Copyright (C) 2019 Facebook
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 <assert.h>
#include <inttypes.h>
#include <stdio.h>
#include <stdio_ext.h>
#include <locale.h>
#include ELFUTILS_HEADER(dwfl)
static const Dwfl_Callbacks offline_callbacks =
{
.find_debuginfo = INTUSE(dwfl_standard_find_debuginfo),
.section_address = INTUSE(dwfl_offline_section_address),
};
int
main (void)
{
/* We use no threads here which can interfere with handling a stream. */
(void) __fsetlocking (stdout, FSETLOCKING_BYCALLER);
/* Set locale. */
(void) setlocale (LC_ALL, "");
Dwfl *dwfl = dwfl_begin (&offline_callbacks);
assert (dwfl != NULL);
GElf_Phdr phdr1 =
{
.p_type = PT_LOAD,
.p_flags = PF_R,
.p_offset = 0xf00,
.p_vaddr = 0xf00,
.p_filesz = 0x100,
.p_memsz = 0x100,
.p_align = 4,
};
int ndx = dwfl_report_segment (dwfl, 1, &phdr1, 0, dwfl);
assert(ndx == 1);
ndx = dwfl_addrsegment (dwfl, 0xf00, NULL);
assert(ndx == 1);
GElf_Phdr phdr2 =
{
.p_type = PT_LOAD,
.p_flags = PF_R | PF_W,
.p_offset = 0x1000,
.p_vaddr = 0x1000,
.p_filesz = 0x100,
.p_memsz = 0x100,
.p_align = 4,
};
ndx = dwfl_report_segment (dwfl, 2, &phdr2, 0, dwfl);
assert(ndx == 2);
ndx = dwfl_addrsegment (dwfl, 0x1000, NULL);
assert(ndx == 1 || ndx == 2);
dwfl_end (dwfl);
return 0;
}
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