Coverage Report

Created: 2025-07-23 07:04

/src/samba/lib/fuzzing/fuzz_lzxpress_round_trip.c
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/*
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   Fuzzing for lzxpress_decompress
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   Copyright (C) Michael Hanselmann 2019
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 3 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program.  If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "fuzzing/fuzzing.h"
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#include "lzxpress.h"
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int LLVMFuzzerInitialize(int *argc, char ***argv)
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{
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  return 0;
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}
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int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len)
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915
{
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  static uint8_t compressed[1024 * 1280] = {0};
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  static uint8_t decompressed[1024 * 1024] = {0};
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  ssize_t compressed_size;
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  ssize_t decompressed_size;
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  if (len > sizeof(decompressed)) {
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0
    return 0;
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0
  }
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  compressed_size = lzxpress_compress(buf, len,
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              compressed, sizeof(compressed));
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  if (compressed_size < 0) {
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0
    abort();
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0
  }
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  decompressed_size = lzxpress_decompress(compressed, compressed_size,
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            decompressed, sizeof(decompressed));
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  if (decompressed_size != len) {
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0
    abort();
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0
  }
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  if (memcmp(buf, decompressed, len) != 0) {
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0
    abort();
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0
  }
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  return 0;
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}