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Commit d17dc6af authored by hamzeh's avatar hamzeh
Browse files

Add fuzzer for libsparse 

Bug: 141129284
Test: SANITIZE_TARGET="hwaddress fuzzer' make libsparse_fuzzer
Change-Id: I54e19d399f7ea29a45734f1ddc520ceec56add09
parent a550e7f4

libsparse/Android.bp

+12 −0
Original line number Diff line number Diff line
@@ -82,3 +82,15 @@ python_binary_host { 
        },

    },

}



cc_fuzz {

    name: "sparse_fuzzer",

    host_supported: false,

    srcs: [

        "sparse_fuzzer.cpp",

    ],

    static_libs: [

        "libsparse",

        "liblog",

    ],

}

libsparse/sparse_fuzzer.cpp

0 → 100644
+16 −0
Original line number Diff line number Diff line 
#include "include/sparse/sparse.h"



extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {

  if (size < 2 * sizeof(wchar_t)) return 0;



  int64_t blocksize = 4096;

  struct sparse_file* file = sparse_file_new(size, blocksize);

  if (!file) {

    return 0;

  }



  unsigned int block = 1;

  sparse_file_add_data(file, &data, size, block);

  sparse_file_destroy(file);

  return 0;

}