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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "net/dns/mapped_host_resolver.h" | |
| 6 | |
| 7 #include "base/strings/string_util.h" | |
| 8 #include "net/base/host_port_pair.h" | |
| 9 #include "net/base/net_errors.h" | |
| 10 #include "net/base/net_util.h" | |
| 11 | |
| 12 namespace net { | |
| 13 | |
| 14 MappedHostResolver::MappedHostResolver(scoped_ptr<HostResolver> impl) | |
| 15 : impl_(impl.Pass()) { | |
| 16 } | |
| 17 | |
| 18 MappedHostResolver::~MappedHostResolver() { | |
| 19 } | |
| 20 | |
| 21 int MappedHostResolver::Resolve(const RequestInfo& original_info, | |
| 22 RequestPriority priority, | |
| 23 AddressList* addresses, | |
| 24 const CompletionCallback& callback, | |
| 25 RequestHandle* out_req, | |
| 26 const BoundNetLog& net_log) { | |
| 27 RequestInfo info = original_info; | |
| 28 int rv = ApplyRules(&info); | |
| 29 if (rv != OK) | |
| 30 return rv; | |
| 31 | |
| 32 return impl_->Resolve(info, priority, addresses, callback, out_req, net_log); | |
| 33 } | |
| 34 | |
| 35 int MappedHostResolver::ResolveFromCache(const RequestInfo& original_info, | |
| 36 AddressList* addresses, | |
| 37 const BoundNetLog& net_log) { | |
| 38 RequestInfo info = original_info; | |
| 39 int rv = ApplyRules(&info); | |
| 40 if (rv != OK) | |
| 41 return rv; | |
| 42 | |
| 43 return impl_->ResolveFromCache(info, addresses, net_log); | |
| 44 } | |
| 45 | |
| 46 void MappedHostResolver::CancelRequest(RequestHandle req) { | |
| 47 impl_->CancelRequest(req); | |
| 48 } | |
| 49 | |
| 50 void MappedHostResolver::SetDnsClientEnabled(bool enabled) { | |
| 51 impl_->SetDnsClientEnabled(enabled); | |
| 52 } | |
| 53 | |
| 54 HostCache* MappedHostResolver::GetHostCache() { | |
| 55 return impl_->GetHostCache(); | |
| 56 } | |
| 57 | |
| 58 base::Value* MappedHostResolver::GetDnsConfigAsValue() const { | |
| 59 return impl_->GetDnsConfigAsValue(); | |
| 60 } | |
| 61 | |
| 62 int MappedHostResolver::ApplyRules(RequestInfo* info) const { | |
| 63 HostPortPair host_port(info->host_port_pair()); | |
| 64 if (rules_.RewriteHost(&host_port)) { | |
| 65 if (host_port.host() == "~NOTFOUND") | |
| 66 return ERR_NAME_NOT_RESOLVED; | |
| 67 info->set_host_port_pair(host_port); | |
| 68 } | |
| 69 return OK; | |
| 70 } | |
| 71 | |
| 72 } // namespace net | |
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