e12c08e8d1
Apply clang format as proposed in T53211. For details on usage and instructions for migrating branches without conflicts, see: https://wiki.blender.org/wiki/Tools/ClangFormat
61 lines
1.5 KiB
C++
61 lines
1.5 KiB
C++
/* Apache License, Version 2.0 */
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#include "testing/testing.h"
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#include "MEM_guardedalloc.h"
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/* We expect to abort on integer overflow, to prevent possible exploits. */
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#ifdef _WIN32
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# define ABORT_PREDICATE ::testing::ExitedWithCode(3)
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#else
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# define ABORT_PREDICATE ::testing::KilledBySignal(SIGABRT)
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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(guardedalloc, 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(guardedalloc, GuardedIntegerOverflow)
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{
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MEM_use_guarded_allocator();
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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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