I would start looking at HTMLLinkElement::parseAttribute. LinkHeader.cpp contains parsers for link headers, which are related. Yoav knows more about those. Those parsers ought to be united more.
> On Feb 3, 2017, at 1:17 AM, Atul Sowani <sow...@gmail.com> wrote: > > At present I am focusing on CSSParser::findURI() particularly and > CSSParser::realLex() other related functionality in CSSParser.cpp - hope I am > on right track. ;-) > > Please let me know if I should be looking at some other functionality as well > to resolve this issue. > > Thanks! > Atul. > > On Fri, Feb 3, 2017 at 2:33 PM, Atul Sowani <sow...@gmail.com > <mailto:sow...@gmail.com>> wrote: > Hi, > > I came across an issue in qtwebkit CSS parser while working on a PhantomJS > crash. The issue seems to be with parsing of <link rel="..." href="..."> type > elements in an HTML page. What I observed is that the parser is trying to > interpret the value for href given inside double-quotes. The value contains a > "-" (e.g. "http://some.domain.com/some-page-etc-etc > <http://some.domain.com/some-page-etc-etc>"). The "-" sign is being > interpreted as minus and then things go wrong. In another case I found that > "\g" embedded in the value (e.g. > "http://some.domain.com/some-page/global/something > <http://some.domain.com/some-page/global/something>") is also creating > issues. In essence, the parser is trying to interpret the value, which I > believe, it should not. > > I am willing to dive further into it to debug and fix the issue, but looking > at the complexity and size of WebCore, I think I would benefit a lot to > expedite a fix, if I could get some tips about which code area/functionality > I should specifically focus in the WebCore. Looking forward to some help in > this regard. > > Thanks, > Atul. > > > _______________________________________________ > webkit-dev mailing list > webkit-dev@lists.webkit.org > https://lists.webkit.org/mailman/listinfo/webkit-dev
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