| 1 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 2 | // See https://llvm.org/LICENSE.txt for license information. |
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| 3 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 4 | |
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| 5 | // Test strstr and strcasestr hooks. |
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| 6 | #include <cstdint> |
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| 7 | #include <cstdio> |
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| 8 | #include <cstdlib> |
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| 9 | #include <string.h> |
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| 10 | #include <string> |
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| 11 | |
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| 12 | // Windows does not have strcasestr and memmem, so we are not testing them. |
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| 13 | #ifdef _WIN32 |
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| 14 | #define strcasestr strstr |
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| 15 | #define memmem(a, b, c, d) true |
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| 16 | #endif |
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| 17 | |
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| 18 | extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { |
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| 19 | if (Size < 4) return 0; |
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| 20 | std::string s(reinterpret_cast<const char*>(Data), Size); |
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| 21 | if (strstr(haystack: s.c_str(), needle: "FUZZ" ) && |
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| 22 | strcasestr(haystack: s.c_str(), needle: "aBcD" ) && |
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| 23 | memmem(haystack: s.data(), haystacklen: s.size(), needle: "kuku" , needlelen: 4) |
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| 24 | ) { |
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| 25 | fprintf(stderr, format: "BINGO\n" ); |
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| 26 | exit(status: 1); |
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| 27 | } |
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| 28 | return 0; |
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| 29 | } |
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| 30 | |
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