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https://github.com/AFLplusplus/AFLplusplus.git
synced 2025-06-07 15:51:32 +00:00
43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
#include <stdio.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <unistd.h>
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// libFuzzer interface is thin, so we don't include any libFuzzer headers.
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int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
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__attribute__((weak)) int LLVMFuzzerInitialize(int *argc, char ***argv);
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#define kMaxAflInputSize (1 * 1024 * 1024)
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static uint8_t AflInputBuf[kMaxAflInputSize];
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void __attribute__((noinline)) afl_qemu_driver_stdin_input(void) {
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size_t l = read(0, AflInputBuf, kMaxAflInputSize);
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LLVMFuzzerTestOneInput(AflInputBuf, l);
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}
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int main(int argc, char **argv) {
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if (LLVMFuzzerInitialize) LLVMFuzzerInitialize(&argc, &argv);
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// Do any other expensive one-time initialization here.
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if (getenv("AFL_QEMU_DRIVER_NO_HOOK") || getenv("AFL_FRIDA_DRIVER_NO_HOOK")) {
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afl_qemu_driver_stdin_input();
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} else {
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fprintf(stderr,
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"Using shared-memory testcases. To read via stdin, set "
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"AFL_QEMU_DRIVER_NO_HOOK=1.\n");
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uint8_t dummy_input[1024000] = {0};
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LLVMFuzzerTestOneInput(dummy_input, 1);
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}
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return 0;
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}
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