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[htmlfive] Improve parser sanity checks.

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This commit is contained in:
Moonchild 2022-02-10 22:39:05 +00:00 • committed by roytam1
commit b74a23aee3
1 changed files with 7 additions and 3 deletions
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10
parser/html/nsHtml5StreamParser.cpp
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@ -1155,14 +1155,14 @@ nsHtml5StreamParser::OnDataAvailable(nsIRequest* aRequest,
uint32_t aLength)
{
nsresult rv;
if (NS_FAILED(rv = mExecutor->IsBroken())) {
return rv;
}
NS_ASSERTION(mRequest == aRequest, "Got data on wrong stream.");
uint32_t totalRead;
// Main thread to parser thread dispatch requires copying to buffer first.
if (NS_IsMainThread()) {
if (NS_FAILED(rv = mExecutor->IsBroken())) {
return rv;
}
auto data = MakeUniqueFallible<uint8_t[]>(aLength);
if (!data) {
return mExecutor->MarkAsBroken(NS_ERROR_OUT_OF_MEMORY);
@ -1183,6 +1183,9 @@ nsHtml5StreamParser::OnDataAvailable(nsIRequest* aRequest,
NS_ASSERTION(IsParserThread(), "Wrong thread!");
mozilla::MutexAutoLock autoLock(mTokenizerMutex);
if (NS_FAILED(rv = mTreeBuilder->IsBroken())) {
return rv;
}
// Read directly from response buffer.
rv = aInStream->ReadSegments(CopySegmentsToParser, this, aLength,
&totalRead);
@ -1194,6 +1197,7 @@ nsHtml5StreamParser::OnDataAvailable(nsIRequest* aRequest,
}
}
// Called under lock by function ptr
/* static */ nsresult
nsHtml5StreamParser::CopySegmentsToParser(nsIInputStream *aInStream,
void *aClosure,