compiler-rt/lib/gwp_asan/platform_specific/utilities_fuchsia.cpp

   1 //===-- utilities_fuchsia.cpp -----------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "gwp_asan/utilities.h"
  10
  11 #include <alloca.h>
  12 #include <stdio.h>
  13 #include <string.h>
  14 #include <zircon/sanitizer.h>
  15 #include <zircon/status.h>
  16
  17 namespace gwp_asan {
  18 void die(const char *Message) {
  19   __sanitizer_log_write(Message, strlen(Message));
  20   __builtin_trap();
  21 }
  22
  23 void dieWithErrorCode(const char *Message, int64_t ErrorCode) {
  24   const char *error_str =
  25       _zx_status_get_string(static_cast<zx_status_t>(ErrorCode));
  26   size_t buffer_size = strlen(Message) + 32 + strlen(error_str);
  27   char *buffer = static_cast<char *>(alloca(buffer_size));
  28   snprintf(buffer, buffer_size, "%s (Error Code: %s)", Message, error_str);
  29   __sanitizer_log_write(buffer, strlen(buffer));
  30   __builtin_trap();
  31 }
  32 } // namespace gwp_asan