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Validate range in wincolor_sink::print_range_

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This commit is contained in:
Gabi Melman 2021-02-14 00:20:44 +02:00
parent 0ade18828d
commit 4a5bc41e89
1 changed files with 6 additions and 3 deletions
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3
include/spdlog/sinks/wincolor_sink-inl.h
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@ -144,9 +144,12 @@ std::uint16_t SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_foreground_color_(s
template<typename ConsoleMutex> template<typename ConsoleMutex>
void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted, size_t start, size_t end) void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted, size_t start, size_t end)
{ {
if (end > start)
{
auto size = static_cast<DWORD>(end - start); auto size = static_cast<DWORD>(end - start);
auto ignored = ::WriteConsoleA(static_cast<HANDLE>(out_handle_), formatted.data() + start, size, nullptr, nullptr); auto ignored = ::WriteConsoleA(static_cast<HANDLE>(out_handle_), formatted.data() + start, size, nullptr, nullptr);
(void)(ignored); (void)(ignored);
}
} }
template<typename ConsoleMutex> template<typename ConsoleMutex>