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/* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
This program 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; version 2 of the License.
This program 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, write to the Free Software Foundation,
51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
#include <my_global.h>
#include <pfs_instr.h>
#include <pfs_stat.h>
#include <pfs_global.h>
#include <pfs_instr_class.h>
#include <tap.h>
#include <memory.h>
void test_digest_length_overflow()
{
if (sizeof(size_t) != 4)
{
skip(2, "digest length overflow requires a 32-bit environment");
return;
}
PFS_global_param param;
memset(¶m, 0, sizeof(param));
param.m_enabled= true;
/*
Force 32-bit arithmetic overflow using the digest memory allocation
parameters. The Performance Schema should detect the overflow, free
allocated memory and abort initialization with a warning.
*/
/* Max digest length, events_statements_history_long. */
param.m_events_statements_history_long_sizing= 10000;
param.m_digest_sizing= 1000;
param.m_max_digest_length= (1024 * 1024);
pfs_max_digest_length= param.m_max_digest_length;
int rc = init_events_statements_history_long(param.m_events_statements_history_long_sizing);
ok(rc == 1, "digest length overflow (init_events_statements_history_long");
/* Max digest length, events_statements_summary_by_digest. */
param.m_max_digest_length= (1024 * 1024);
param.m_digest_sizing= 10000;
rc = init_digest(¶m);
ok(rc == 1, "digest length overflow (init_digest)");
}
void do_all_tests()
{
test_digest_length_overflow();
}
int main(int, char **)
{
plan(2);
MY_INIT("pfs_misc-t");
do_all_tests();
my_end(0);
return exit_status();
}
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