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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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
#include "mozilla/dom/MLSBinding.h"
#include "mozilla/dom/TypedArray.h"
#include "nsTArray.h"
namespace mozilla::dom {
nsTArray<uint8_t> ExtractMLSBytesOrUint8ArrayWithUnknownType(
const MLSBytesOrUint8Array& aArgument, ErrorResult& aRv) {
// The data can be in a Uint8Array or MLSBytes.
const Uint8Array* array = nullptr;
if (aArgument.IsMLSBytes()) {
array = &aArgument.GetAsMLSBytes().mContent;
} else {
MOZ_ASSERT(aArgument.IsUint8Array());
array = &aArgument.GetAsUint8Array();
}
// Append the data from the Uint8Array to the output array
nsTArray<uint8_t> bytes;
if (array && !array->AppendDataTo(bytes)) {
aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
return nsTArray<uint8_t>();
}
return bytes;
}
nsTArray<uint8_t> ExtractMLSBytesOrUint8Array(
MLSObjectType aExpectedType, const MLSBytesOrUint8Array& aArgument,
ErrorResult& aRv) {
// The data can be in a Uint8Array or MLSBytes.
const Uint8Array* array = nullptr;
if (aArgument.IsMLSBytes()) {
// Check if the type of MLSBytes matches the expected type
if (aArgument.GetAsMLSBytes().mType != aExpectedType) {
aRv.ThrowTypeError("Input data has an invalid type");
return nsTArray<uint8_t>();
}
array = &aArgument.GetAsMLSBytes().mContent;
} else {
MOZ_ASSERT(aArgument.IsUint8Array());
array = &aArgument.GetAsUint8Array();
}
// Append the data from the Uint8Array to the output array
nsTArray<uint8_t> bytes;
if (array && !array->AppendDataTo(bytes)) {
aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
return nsTArray<uint8_t>();
}
return bytes;
}
nsTArray<uint8_t> ExtractMLSBytesOrUint8ArrayOrUTF8String(
MLSObjectType aExpectedType,
const MLSBytesOrUint8ArrayOrUTF8String& aArgument, ErrorResult& aRv) {
// The data can be in a Uint8Array, MLSBytes, or UTF8String.
const Uint8Array* array = nullptr;
nsTArray<uint8_t> bytes;
if (aArgument.IsMLSBytes()) {
// Check if the type of MLSBytes matches the expected type
if (aArgument.GetAsMLSBytes().mType != aExpectedType) {
aRv.ThrowTypeError("Input data has an invalid type");
return nsTArray<uint8_t>();
}
array = &aArgument.GetAsMLSBytes().mContent;
} else if (aArgument.IsUint8Array()) {
array = &aArgument.GetAsUint8Array();
} else {
MOZ_ASSERT(aArgument.IsUTF8String());
const nsACString& string = aArgument.GetAsUTF8String();
if (!bytes.AppendElements(string.BeginReading(), string.Length(),
fallible)) {
aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
return nsTArray<uint8_t>();
}
return bytes;
}
// Append the data from the Uint8Array to the output array
if (array && !array->AppendDataTo(bytes)) {
aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
return nsTArray<uint8_t>();
}
return bytes;
}
} // namespace mozilla::dom