fuzz/arm_cpuinfo.cc

/* Copyright (c) 2018, Google Inc.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */

#include "../crypto/cpu-arm-linux.h"


extern "C" int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len) {
  STRING_PIECE sp = {reinterpret_cast<const char *>(buf), len};
  crypto_get_arm_hwcap_from_cpuinfo(&sp);
  crypto_get_arm_hwcap2_from_cpuinfo(&sp);
  crypto_cpuinfo_has_broken_neon(&sp);
  return 0;
}