| // Copyright 2017 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "components/crash/core/common/crash_key.h" |
| |
| #include "base/debug/stack_trace.h" |
| #include "base/format_macros.h" |
| #include "base/strings/stringprintf.h" |
| |
| namespace crash_reporter { |
| namespace internal { |
| |
| std::string FormatStackTrace(const base::debug::StackTrace& trace, |
| size_t max_length) { |
| base::span<const void* const> addresses = trace.addresses(); |
| |
| std::string value; |
| for (const void* address : addresses) { |
| std::string address_as_string = |
| base::StringPrintf("0x%" PRIx64, reinterpret_cast<uint64_t>(address)); |
| if (value.size() + address_as_string.size() > max_length) { |
| break; |
| } |
| value += address_as_string; |
| value += ' '; |
| } |
| |
| if (!value.empty() && value.back() == ' ') { |
| value.resize(value.size() - 1); |
| } |
| |
| return value; |
| } |
| |
| } // namespace internal |
| } // namespace crash_reporter |