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author | Andrew Morrow <acm@mongodb.com> | 2015-10-26 13:01:53 -0400 |
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committer | Andrew Morrow <acm@mongodb.com> | 2015-10-27 08:06:42 -0400 |
commit | e556e4763ad88c3308347b56b4831c46b014627e (patch) | |
tree | 31eb5f821d77b50a7d7185ef571d3824dfea0d03 /src/mongo/platform/stack_locator_solaris.cpp | |
parent | 17a0b2a3be87fb1a1a86db2ee0bf1871e4b8d6fc (diff) | |
download | mongo-e556e4763ad88c3308347b56b4831c46b014627e.tar.gz |
SERVER-19614 Implement stack bounds detection
Diffstat (limited to 'src/mongo/platform/stack_locator_solaris.cpp')
-rw-r--r-- | src/mongo/platform/stack_locator_solaris.cpp | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/mongo/platform/stack_locator_solaris.cpp b/src/mongo/platform/stack_locator_solaris.cpp new file mode 100644 index 00000000000..055f25505ba --- /dev/null +++ b/src/mongo/platform/stack_locator_solaris.cpp @@ -0,0 +1,51 @@ +/** + * Copyright (C) 2015 MongoDB Inc. + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License, version 3, + * as published by the Free Software Foundation. + * + * 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 Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * As a special exception, the copyright holders give permission to link the + * code of portions of this program with the OpenSSL library under certain + * conditions as described in each individual source file and distribute + * linked combinations including the program with the OpenSSL library. You + * must comply with the GNU Affero General Public License in all respects for + * all of the code used other than as permitted herein. If you modify file(s) + * with this exception, you may extend this exception to your version of the + * file(s), but you are not obligated to do so. If you do not wish to do so, + * delete this exception statement from your version. If you delete this + * exception statement from all source files in the program, then also delete + * it in the license file. + */ + +#include "mongo/platform/basic.h" + +#include "mongo/platform/stack_locator.h" + +#include <thread.h> + +#include "mongo/util/assert_util.h" + +namespace mongo { + +StackLocator::StackLocator() { + stack_t stack; + invariant(thr_stksegment(&stack) == 0); + + invariant(stack.ss_sp != nullptr); + invariant(stack.ss_size != 0); + + // TODO: Assumes stack grows downward on Solaris + _begin = stack.ss_sp; + _end = static_cast<char*>(_begin) - stack.ss_size; +} + +} // namespace mongo |