63 lines
1.6 KiB
C++
63 lines
1.6 KiB
C++
/* SPDX-FileCopyrightText: 2018-2022 Blender Authors
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*
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* SPDX-License-Identifier: Apache-2.0 */
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#include "testing/testing.h"
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#include "MEM_guardedalloc.h"
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#include "guardedalloc_test_base.h"
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/* We expect to abort on integer overflow, to prevent possible exploits. */
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#if defined(__GNUC__) && !defined(__clang__)
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/* Disable since it's the purpose of this test. */
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# pragma GCC diagnostic ignored "-Walloc-size-larger-than="
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#endif
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namespace {
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void MallocArray(size_t len, size_t size)
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{
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void *mem = MEM_malloc_arrayN(len, size, "MallocArray");
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if (mem) {
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MEM_freeN(mem);
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}
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}
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void CallocArray(size_t len, size_t size)
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{
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void *mem = MEM_calloc_arrayN(len, size, "CallocArray");
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if (mem) {
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MEM_freeN(mem);
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}
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}
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} // namespace
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TEST_F(LockFreeAllocatorTest, LockfreeIntegerOverflow)
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{
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MallocArray(1, SIZE_MAX);
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CallocArray(SIZE_MAX, 1);
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MallocArray(SIZE_MAX / 2, 2);
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CallocArray(SIZE_MAX / 1234567, 1234567);
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EXPECT_EXIT(MallocArray(SIZE_MAX, 2), ABORT_PREDICATE, "");
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EXPECT_EXIT(CallocArray(7, SIZE_MAX), ABORT_PREDICATE, "");
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EXPECT_EXIT(MallocArray(SIZE_MAX, 12345567), ABORT_PREDICATE, "");
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EXPECT_EXIT(CallocArray(SIZE_MAX, SIZE_MAX), ABORT_PREDICATE, "");
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}
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TEST_F(GuardedAllocatorTest, GuardedIntegerOverflow)
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{
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MallocArray(1, SIZE_MAX);
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CallocArray(SIZE_MAX, 1);
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MallocArray(SIZE_MAX / 2, 2);
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CallocArray(SIZE_MAX / 1234567, 1234567);
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EXPECT_EXIT(MallocArray(SIZE_MAX, 2), ABORT_PREDICATE, "");
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EXPECT_EXIT(CallocArray(7, SIZE_MAX), ABORT_PREDICATE, "");
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EXPECT_EXIT(MallocArray(SIZE_MAX, 12345567), ABORT_PREDICATE, "");
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EXPECT_EXIT(CallocArray(SIZE_MAX, SIZE_MAX), ABORT_PREDICATE, "");
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}
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