71 lines
2.1 KiB
C++
71 lines
2.1 KiB
C++
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#pragma once
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// clang-format off
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#define NOMINMAX 1
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#define WIN32_LEAN_AND_MEAN 1
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#include <windows.h>
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#include <mmsystem.h>
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// clang-format on
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#include <libremidi/error.hpp>
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namespace libremidi
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{
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struct winmm_error_domain : public stdx::error_domain
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{
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public:
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constexpr winmm_error_domain() noexcept
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: error_domain{{0xa32b080ac770514eULL, 0xef59a407f921da43ULL}}
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{
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}
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stdx::string_ref name() const noexcept override { return "winmm"; }
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bool equivalent(const stdx::error& lhs, const stdx::error& rhs) const noexcept override
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{
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if (lhs.domain() == rhs.domain())
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return error_cast<int>(lhs) == error_cast<int>(rhs);
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return false;
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}
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stdx::string_ref message(const stdx::error& e) const noexcept override
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{
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switch (error_cast<int>(e))
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{
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case MMSYSERR_NOERROR: return "No error";
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case MMSYSERR_ERROR: return "Error";
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case MMSYSERR_BADDEVICEID: return "Bad device ID";
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case MMSYSERR_NOTENABLED: return "Not enabled";
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case MMSYSERR_ALLOCATED: return "Allocated";
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case MMSYSERR_INVALHANDLE: return "Invalid handle";
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case MMSYSERR_NODRIVER: return "No driver";
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case MMSYSERR_NOMEM: return "No memory";
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case MMSYSERR_NOTSUPPORTED: return "Not supported";
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case MMSYSERR_BADERRNUM: return "Bad errnum";
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case MMSYSERR_INVALFLAG: return "Invalid flag";
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case MMSYSERR_INVALPARAM: return "Invalid parameter";
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case MMSYSERR_HANDLEBUSY: return "Handle busy";
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case MMSYSERR_INVALIDALIAS: return "Invalid alias";
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case MMSYSERR_BADDB: return "Bad database";
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case MMSYSERR_KEYNOTFOUND: return "Key not found";
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case MMSYSERR_READERROR: return "Read error";
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case MMSYSERR_WRITEERROR: return "Write error";
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case MMSYSERR_DELETEERROR: return "Delete error";
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case MMSYSERR_VALNOTFOUND: return "Value not found";
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case MMSYSERR_NODRIVERCB: return "No driver callback";
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case MMSYSERR_MOREDATA: return "More data";
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}
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return "Unknown error code";
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}
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};
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inline stdx::error from_mmerr(int ret) noexcept
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{
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static constexpr winmm_error_domain domain;
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return {ret, domain};
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}
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}
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