75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Copyright The Music Player Daemon Project
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#ifdef _WIN32
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// COM needs the "MSG" typedef, and audiopolicy.h includes COM headers
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#undef NOUSER
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#endif
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#include "HResult.hxx"
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#include <fmt/core.h>
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#include <cassert>
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#include <combaseapi.h> // needed by audiopolicy.h if COM_NO_WINDOWS_H is defined
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#include <audiopolicy.h>
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std::string_view
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HRESULTToString(HRESULT result) noexcept
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{
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using namespace std::literals;
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switch (result) {
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#define C(x) \
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case x: \
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return #x##sv
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C(AUDCLNT_E_ALREADY_INITIALIZED);
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C(AUDCLNT_E_BUFDURATION_PERIOD_NOT_EQUAL);
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C(AUDCLNT_E_BUFFER_ERROR);
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C(AUDCLNT_E_BUFFER_OPERATION_PENDING);
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C(AUDCLNT_E_BUFFER_SIZE_ERROR);
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C(AUDCLNT_E_BUFFER_SIZE_NOT_ALIGNED);
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C(AUDCLNT_E_BUFFER_TOO_LARGE);
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C(AUDCLNT_E_CPUUSAGE_EXCEEDED);
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C(AUDCLNT_E_DEVICE_INVALIDATED);
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C(AUDCLNT_E_DEVICE_IN_USE);
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C(AUDCLNT_E_ENDPOINT_CREATE_FAILED);
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C(AUDCLNT_E_EXCLUSIVE_MODE_NOT_ALLOWED);
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C(AUDCLNT_E_INVALID_DEVICE_PERIOD);
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C(AUDCLNT_E_OUT_OF_ORDER);
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C(AUDCLNT_E_SERVICE_NOT_RUNNING);
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C(AUDCLNT_E_UNSUPPORTED_FORMAT);
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C(AUDCLNT_E_WRONG_ENDPOINT_TYPE);
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C(AUDCLNT_E_NOT_INITIALIZED);
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C(AUDCLNT_E_NOT_STOPPED);
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C(CO_E_NOTINITIALIZED);
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C(E_INVALIDARG);
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C(E_OUTOFMEMORY);
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C(E_POINTER);
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C(NO_ERROR);
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#undef C
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}
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return std::string_view();
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}
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std::string
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HResultCategory::message(int Errcode) const
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{
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char buffer[256];
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/* FormatMessage() supports some HRESULT values (depending on
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the Windows version) */
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if (FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM |
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FORMAT_MESSAGE_IGNORE_INSERTS,
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nullptr, Errcode, 0,
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buffer, sizeof(buffer),
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nullptr))
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return buffer;
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const auto msg = HRESULTToString(Errcode);
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if (!msg.empty())
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return std::string(msg);
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return fmt::format("{:#x}", Errcode);
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}
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