| 1 | //===-- scudo_unit_test_main.cpp --------------------------------*- C++ -*-===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #include "memtag.h" |
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| 10 | #include "tests/scudo_unit_test.h" |
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| 11 | |
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| 12 | // Match Android's default configuration, which disables Scudo's mismatch |
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| 13 | // allocation check, as it is being triggered by some third party code. |
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| 14 | #if SCUDO_ANDROID |
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| 15 | #define DEALLOC_TYPE_MISMATCH "false" |
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| 16 | #else |
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| 17 | #define DEALLOC_TYPE_MISMATCH "true" |
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| 18 | #endif |
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| 19 | |
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| 20 | static void EnableMemoryTaggingIfSupported() { |
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| 21 | if (!scudo::archSupportsMemoryTagging()) |
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| 22 | return; |
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| 23 | static bool Done = []() { |
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| 24 | if (!scudo::systemDetectsMemoryTagFaultsTestOnly()) |
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| 25 | scudo::enableSystemMemoryTaggingTestOnly(); |
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| 26 | return true; |
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| 27 | }(); |
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| 28 | (void)Done; |
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| 29 | } |
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| 30 | |
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| 31 | // This allows us to turn on/off a Quarantine for specific tests. The Quarantine |
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| 32 | // parameters are on the low end, to avoid having to loop excessively in some |
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| 33 | // tests. |
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| 34 | bool UseQuarantine = true; |
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| 35 | extern "C" __attribute__((visibility("default" ))) const char * |
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| 36 | __scudo_default_options() { |
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| 37 | // The wrapper tests initialize the global allocator early, before main(). We |
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| 38 | // need to have Memory Tagging enabled before that happens or the allocator |
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| 39 | // will disable the feature entirely. |
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| 40 | EnableMemoryTaggingIfSupported(); |
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| 41 | if (!UseQuarantine) |
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| 42 | return "dealloc_type_mismatch=" DEALLOC_TYPE_MISMATCH; |
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| 43 | return "quarantine_size_kb=256:thread_local_quarantine_size_kb=128:" |
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| 44 | "quarantine_max_chunk_size=512:" |
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| 45 | "dealloc_type_mismatch=" DEALLOC_TYPE_MISMATCH; |
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| 46 | } |
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| 47 | |
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| 48 | #if !defined(SCUDO_NO_TEST_MAIN) |
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| 49 | int main(int argc, char **argv) { |
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| 50 | EnableMemoryTaggingIfSupported(); |
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| 51 | testing::InitGoogleTest(&argc, argv); |
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| 52 | return RUN_ALL_TESTS(); |
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| 53 | } |
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| 54 | #endif |
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| 55 | |
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