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Commit 3a031b4b authored by Jakub Pawlowski's avatar Jakub Pawlowski
Browse files

Add Fuzzing for Bluetooth LC3 Encoder 

Test: run liblc3codec_encoder_fuzzer liblc3codec_decoder_fuzzer
Tag: #feature
Bug: 150670922
Change-Id: Ib97ca8936d97be622b55bf516357eeef38d3dd33
parent 65526e45

system/embdrv/lc3/Android.bp

+24 −0
Original line number Diff line number Diff line
@@ -52,3 +52,27 @@ cc_library_static { 
        "TestSupport",

    ],

}



cc_fuzz {

  name: "liblc3codec_encoder_fuzzer",



  srcs: [

    "fuzzer/liblc3codec_encoder_fuzzer.cpp",

  ],



  static_libs: [

    "liblc3codec",

  ],

}



cc_fuzz {

  name: "liblc3codec_decoder_fuzzer",



  srcs: [

    "fuzzer/liblc3codec_decoder_fuzzer.cpp",

  ],



  static_libs: [

    "liblc3codec",

  ],

}
 
 No newline at end of file

system/embdrv/lc3/Decoder/LongTermPostfilter.hpp

+1 −1
Original line number Diff line number Diff line
@@ -30,7 +30,7 @@ namespace Lc3Dec { 
class LongTermPostfilter {

 public:

  LongTermPostfilter(const Lc3Config& lc3Config_, uint16_t nbits);

  virtual ~LongTermPostfilter();

  ~LongTermPostfilter();



  void registerDatapoints(DatapointContainer* datapoints);

system/embdrv/lc3/Encoder/BandwidthDetector.cpp

+9 −7
Original line number Diff line number Diff line
@@ -63,15 +63,17 @@ BandwidthDetector::BandwidthDetector(const Lc3Config& lc3Config_) 
    : lc3Config(lc3Config_),

      N_bw(calc_N_bw(lc3Config.Fs_ind)),

      nbits_bw(nbits_bw_table[calc_N_bw(lc3Config.Fs_ind)]),

      P_bw(0),

      I_bw_start((lc3Config.N_ms == Lc3Config::FrameDuration::d10ms)

      P_bw(0) {

  if (N_bw != 0) {

    I_bw_start = (lc3Config.N_ms == Lc3Config::FrameDuration::d10ms)

                     ? I_bw_start_table[N_bw - 1]

                     : I_bw_start_table_7p5ms[N_bw - 1]),

      I_bw_stop((lc3Config.N_ms == Lc3Config::FrameDuration::d10ms)

                     : I_bw_start_table_7p5ms[N_bw - 1];

    I_bw_stop = (lc3Config.N_ms == Lc3Config::FrameDuration::d10ms)

                    ? I_bw_stop_table[N_bw - 1]

                    : I_bw_stop_table_7p5ms[N_bw - 1]),

      L((lc3Config.N_ms == Lc3Config::FrameDuration::d10ms) ? L_10ms

                                                            : L_7p5ms) {}

                    : I_bw_stop_table_7p5ms[N_bw - 1];

  }

  L = (lc3Config.N_ms == Lc3Config::FrameDuration::d10ms) ? L_10ms : L_7p5ms;

}



BandwidthDetector::~BandwidthDetector() {}

system/embdrv/lc3/Encoder/SpectralNoiseShaping.cpp

+1 −1
Original line number Diff line number Diff line
@@ -84,7 +84,7 @@ void SpectralNoiseShaping::run(const double* const X, const double* E_B, 
    E_B_patched[i * 2 + 0] = E_B[i];

    E_B_patched[i * 2 + 1] = E_B[i];

  }

  for (uint8_t i = 0; i < lc3Config.N_b; i++) {

  for (uint8_t i = 0; i < lc3Config.N_b - n2; i++) {

    E_B_patched[2 * n2 + i] = E_B[n2 + i];

  }

system/embdrv/lc3/TestSupport/DatapointsAndroid.cpp

+2 −1
Original line number Diff line number Diff line
@@ -58,7 +58,8 @@ void DatapointContainer::log(const char* label, const void* pData, 
    vStream << std::right << std::setw(2) << std::setfill('0') << std::hex

            << static_cast<int>(pByteData[byteNr]);

  }

  LOG(INFO) << label << "[" << sizeInBytes << "]:" << vStream.str();

  // TODO: uncomment for testing

  //  LOG(INFO) << label << "[" << sizeInBytes << "]:" << vStream.str();

}



uint16_t DatapointContainer::getDatapointSize(const char* label) { return 0; }