From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- dom/media/MediaResult.h | 82 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 dom/media/MediaResult.h (limited to 'dom/media/MediaResult.h') diff --git a/dom/media/MediaResult.h b/dom/media/MediaResult.h new file mode 100644 index 0000000000..5504dcda4c --- /dev/null +++ b/dom/media/MediaResult.h @@ -0,0 +1,82 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim:set ts=2 sw=2 sts=2 et cindent: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef MediaResult_h_ +#define MediaResult_h_ + +#include "nsString.h" // Required before 'mozilla/ErrorNames.h'!? +#include "mozilla/ErrorNames.h" +#include "mozilla/TimeStamp.h" +#include "nsError.h" +#include "nsPrintfCString.h" + +// MediaResult can be used interchangeably with nsresult. +// It allows to store extra information such as where the error occurred. +// While nsresult is typically passed by value; due to its potential size, using +// MediaResult const references is recommended. +namespace mozilla { + +class CDMProxy; + +class MediaResult { + public: + MediaResult() : mCode(NS_OK) {} + MOZ_IMPLICIT MediaResult(nsresult aResult) : mCode(aResult) {} + MediaResult(nsresult aResult, const nsACString& aMessage) + : mCode(aResult), mMessage(aMessage) {} + MediaResult(nsresult aResult, const char* aMessage) + : mCode(aResult), mMessage(aMessage) {} + MediaResult(nsresult aResult, CDMProxy* aCDMProxy) + : mCode(aResult), mCDMProxy(aCDMProxy) { + MOZ_ASSERT(aResult == NS_ERROR_DOM_MEDIA_CDM_PROXY_NOT_SUPPORTED_ERR); + } + MediaResult(const MediaResult& aOther) = default; + MediaResult(MediaResult&& aOther) = default; + MediaResult& operator=(const MediaResult& aOther) = default; + MediaResult& operator=(MediaResult&& aOther) = default; + + nsresult Code() const { return mCode; } + nsCString ErrorName() const { + nsCString name; + GetErrorName(mCode, name); + return name; + } + + const nsCString& Message() const { return mMessage; } + + // Interoperations with nsresult. + bool operator==(nsresult aResult) const { return aResult == mCode; } + bool operator!=(nsresult aResult) const { return aResult != mCode; } + operator nsresult() const { return mCode; } + + nsCString Description() const { + if (NS_SUCCEEDED(mCode)) { + return nsCString(); + } + return nsPrintfCString("%s (0x%08" PRIx32 ")%s%s", ErrorName().get(), + static_cast(mCode), + mMessage.IsEmpty() ? "" : " - ", mMessage.get()); + } + + CDMProxy* GetCDMProxy() const { return mCDMProxy; } + + private: + nsresult mCode; + nsCString mMessage; + // It's used when the error is NS_ERROR_DOM_MEDIA_CDM_PROXY_NOT_SUPPORTED_ERR. + CDMProxy* mCDMProxy; +}; + +#ifdef _MSC_VER +# define RESULT_DETAIL(arg, ...) \ + nsPrintfCString("%s: " arg, __FUNCSIG__, ##__VA_ARGS__) +#else +# define RESULT_DETAIL(arg, ...) \ + nsPrintfCString("%s: " arg, __PRETTY_FUNCTION__, ##__VA_ARGS__) +#endif + +} // namespace mozilla +#endif // MediaResult_h_ -- cgit v1.2.3