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backing out 403354 to see if it caused Ts regression.
This commit is contained in:
dcamp@mozilla.com
parent
21b69d628d
commit
15f0b8d8bf
@ -489,10 +489,6 @@ private:
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nsresult GetLookupFragments(const nsCSubstring& spec,
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nsTArray<nsUrlClassifierHash>& fragments);
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// Split a hostname
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void SplitHost(const nsCSubstring& host,
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nsTArray<nsCAutoString> &components);
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// Check for a canonicalized IP address.
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PRBool IsCanonicalizedIP(const nsACString& host);
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@ -666,8 +662,8 @@ nsUrlClassifierDBServiceWorker::GetLookupFragments(const nsACString& spec,
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* successivly removing the leading component. The top-level component
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* can be skipped.
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*/
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nsAutoTArray<nsCAutoString, 5> hosts;
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hosts.AppendElement(host);
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nsCStringArray hosts;
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hosts.AppendCString(host);
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host.BeginReading(begin);
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host.EndReading(end);
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@ -677,7 +673,7 @@ nsUrlClassifierDBServiceWorker::GetLookupFragments(const nsACString& spec,
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// don't bother checking toplevel domains
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if (++numComponents >= 2) {
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host.EndReading(iter);
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hosts.AppendElement(Substring(end, iter));
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hosts.AppendCString(Substring(end, iter));
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}
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end = begin;
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host.BeginReading(begin);
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@ -695,19 +691,19 @@ nsUrlClassifierDBServiceWorker::GetLookupFragments(const nsACString& spec,
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* path component, that is, a trailing slash should never be
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* appended that was not present in the original url.
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*/
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nsAutoTArray<nsCAutoString, 6> paths;
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paths.AppendElement(path);
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nsCStringArray paths;
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paths.AppendCString(path);
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path.BeginReading(iter);
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path.EndReading(end);
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if (FindCharInReadable('?', iter, end)) {
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path.BeginReading(begin);
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path = Substring(begin, iter);
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paths.AppendElement(path);
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paths.AppendCString(path);
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}
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// Check an empty path (for whole-domain blacklist entries)
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paths.AppendElement(EmptyCString());
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paths.AppendCString(EmptyCString());
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numComponents = 1;
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path.BeginReading(begin);
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@ -716,16 +712,16 @@ nsUrlClassifierDBServiceWorker::GetLookupFragments(const nsACString& spec,
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while (FindCharInReadable('/', iter, end) &&
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numComponents < MAX_PATH_COMPONENTS) {
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iter++;
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paths.AppendElement(Substring(begin, iter));
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paths.AppendCString(Substring(begin, iter));
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numComponents++;
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}
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for (PRUint32 hostIndex = 0; hostIndex < hosts.Length(); hostIndex++) {
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for (PRUint32 pathIndex = 0; pathIndex < paths.Length(); pathIndex++) {
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for (int hostIndex = 0; hostIndex < hosts.Count(); hostIndex++) {
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for (int pathIndex = 0; pathIndex < paths.Count(); pathIndex++) {
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nsCAutoString key;
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key.Assign(hosts[hostIndex]);
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key.Assign(*hosts[hostIndex]);
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key.Append('/');
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key.Append(paths[pathIndex]);
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key.Append(*paths[pathIndex]);
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LOG(("Chking %s", key.get()));
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nsUrlClassifierHash* hash = fragments.AppendElement();
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@ -831,21 +827,21 @@ nsUrlClassifierDBServiceWorker::DoLookup(const nsACString& spec,
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hash.FromPlaintext(host, mCryptoHash);
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CheckKey(spec, hash, resultTables);
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} else {
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nsAutoTArray<nsCAutoString, 5> hostComponents;
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SplitHost(host, hostComponents);
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nsCStringArray hostComponents;
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hostComponents.ParseString(PromiseFlatCString(host).get(), ".");
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if (hostComponents.Length() < 2) {
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if (hostComponents.Count() < 2) {
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// no host or toplevel host, this won't match anything in the db
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c->HandleEvent(EmptyCString());
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return NS_OK;
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}
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// First check with two domain components
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PRInt32 last = hostComponents.Length() - 1;
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PRInt32 last = hostComponents.Count() - 1;
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nsCAutoString lookupHost;
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lookupHost.Assign(hostComponents[last - 1]);
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lookupHost.Assign(*hostComponents[last - 1]);
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lookupHost.Append(".");
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lookupHost.Append(hostComponents[last]);
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lookupHost.Append(*hostComponents[last]);
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lookupHost.Append("/");
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hash.FromPlaintext(lookupHost, mCryptoHash);
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@ -854,9 +850,9 @@ nsUrlClassifierDBServiceWorker::DoLookup(const nsACString& spec,
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CheckKey(spec, hash, resultTables);
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// Now check with three domain components
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if (hostComponents.Length() > 2) {
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if (hostComponents.Count() > 2) {
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nsCAutoString lookupHost2;
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lookupHost2.Assign(hostComponents[last - 2]);
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lookupHost2.Assign(*hostComponents[last - 2]);
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lookupHost2.Append(".");
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lookupHost2.Append(lookupHost);
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hash.FromPlaintext(lookupHost2, mCryptoHash);
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@ -1174,26 +1170,6 @@ nsUrlClassifierDBServiceWorker::WriteEntry(nsUrlClassifierEntry& entry)
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return NS_OK;
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}
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void
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nsUrlClassifierDBServiceWorker::SplitHost(const nsACString& host,
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nsTArray<nsCAutoString> &components)
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{
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nsACString::const_iterator begin, end, iter;
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host.BeginReading(begin);
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host.EndReading(end);
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iter = begin;
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PRBool done;
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do {
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done = !FindCharInReadable('.', iter, end);
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components.AppendElement(Substring(begin, iter));
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if (!done) {
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iter++;
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begin = iter;
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}
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} while (!done);
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}
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PRBool
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nsUrlClassifierDBServiceWorker::IsCanonicalizedIP(const nsACString& host)
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{
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@ -1228,23 +1204,23 @@ nsUrlClassifierDBServiceWorker::GetKey(const nsACString& spec,
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return hash.FromPlaintext(host, mCryptoHash);
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}
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nsAutoTArray<nsCAutoString, 5> hostComponents;
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SplitHost(host, hostComponents);
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nsCStringArray hostComponents;
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hostComponents.ParseString(PromiseFlatCString(host).get(), ".");
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if (hostComponents.Length() < 2)
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if (hostComponents.Count() < 2)
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return NS_ERROR_FAILURE;
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PRUint32 last = hostComponents.Length() - 1;
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PRInt32 last = hostComponents.Count() - 1;
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nsCAutoString lookupHost;
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if (hostComponents.Length() > 2) {
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lookupHost.Append(hostComponents[last - 2]);
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if (hostComponents.Count() > 2) {
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lookupHost.Append(*hostComponents[last - 2]);
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lookupHost.Append(".");
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}
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lookupHost.Append(hostComponents[last - 1]);
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lookupHost.Append(*hostComponents[last - 1]);
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lookupHost.Append(".");
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lookupHost.Append(hostComponents[last]);
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lookupHost.Append(*hostComponents[last]);
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lookupHost.Append("/");
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return hash.FromPlaintext(lookupHost, mCryptoHash);
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@ -1297,31 +1273,22 @@ nsUrlClassifierDBServiceWorker::GetChunkEntries(const nsACString& table,
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}
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}
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} else {
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nsACString::const_iterator begin, end, iter;
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chunk.BeginReading(begin);
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chunk.EndReading(end);
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iter = begin;
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PRBool done;
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do {
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done = !FindCharInReadable('\n', iter, end);
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const nsDependentCSubstring &line = Substring(begin, iter);
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if (!done) {
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iter++;
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begin = iter;
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}
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nsCStringArray lines;
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lines.ParseString(PromiseFlatCString(chunk).get(), "\n");
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// non-hashed tables need to be hashed
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for (PRInt32 i = 0; i < lines.Count(); i++) {
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nsUrlClassifierEntry* entry = entries.AppendElement();
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if (!entry) return NS_ERROR_OUT_OF_MEMORY;
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rv = GetKey(line, entry->mKey);
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rv = GetKey(*lines[i], entry->mKey);
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NS_ENSURE_SUCCESS(rv, rv);
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entry->mTableId = tableId;
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nsUrlClassifierHash hash;
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hash.FromPlaintext(line, mCryptoHash);
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hash.FromPlaintext(*lines[i], mCryptoHash);
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entry->AddFragment(hash, mChunkNum);
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} while (!done);
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}
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}
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return NS_OK;
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@ -1333,23 +1300,11 @@ nsUrlClassifierDBServiceWorker::ParseChunkList(const nsACString& chunkStr,
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{
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LOG(("Parsing %s", PromiseFlatCString(chunkStr).get()));
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nsACString::const_iterator begin, end, iter;
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nsCStringArray elements;
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elements.ParseString(PromiseFlatCString(chunkStr).get() , ",");
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chunkStr.BeginReading(begin);
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chunkStr.EndReading(end);
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iter = begin;
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PRBool done;
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do {
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done = !FindCharInReadable(',', iter, end);
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nsCAutoString element(Substring(begin, iter));
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if (!done) {
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iter++;
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begin = iter;
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}
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if (element.IsEmpty())
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continue;
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for (PRInt32 i = 0; i < elements.Count(); i++) {
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nsCString& element = *elements[i];
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PRUint32 first;
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PRUint32 last;
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@ -1365,7 +1320,7 @@ nsUrlClassifierDBServiceWorker::ParseChunkList(const nsACString& chunkStr,
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} else if (PR_sscanf(element.get(), "%u", &first) == 1) {
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chunks.AppendElement(first);
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}
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} while (!done);
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}
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LOG(("Got %d elements.", chunks.Length()));
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