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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ppapi/proxy/host_resolver_private_resource.h"
#include "ppapi/c/pp_errors.h"
#include "ppapi/proxy/ppapi_messages.h"
#include "ppapi/shared_impl/var.h"
namespace ppapi {
namespace proxy {
HostResolverPrivateResource::HostResolverPrivateResource(Connection connection,
PP_Instance instance)
: PluginResource(connection, instance) {
SendCreate(BROWSER, PpapiHostMsg_HostResolverPrivate_Create());
}
HostResolverPrivateResource::~HostResolverPrivateResource() {
}
thunk::PPB_HostResolver_Private_API*
HostResolverPrivateResource::AsPPB_HostResolver_Private_API() {
return this;
}
int32_t HostResolverPrivateResource::Resolve(
const char* host,
uint16_t port,
const PP_HostResolver_Private_Hint* hint,
scoped_refptr<TrackedCallback> callback) {
if (!host)
return PP_ERROR_BADARGUMENT;
if (ResolveInProgress())
return PP_ERROR_INPROGRESS;
resolve_callback_ = callback;
HostPortPair host_port;
host_port.host = host;
host_port.port = port;
SendResolve(host_port, hint);
return PP_OK_COMPLETIONPENDING;
}
PP_Var HostResolverPrivateResource::GetCanonicalName() {
return StringVar::StringToPPVar(canonical_name_);
}
uint32_t HostResolverPrivateResource::GetSize() {
if (ResolveInProgress())
return 0;
return static_cast<uint32_t>(net_address_list_.size());
}
bool HostResolverPrivateResource::GetNetAddress(
uint32 index,
PP_NetAddress_Private* address) {
if (ResolveInProgress() || index >= GetSize())
return false;
*address = net_address_list_[index];
return true;
}
void HostResolverPrivateResource::OnPluginMsgResolveReply(
const ResourceMessageReplyParams& params,
const std::string& canonical_name,
const std::vector<PP_NetAddress_Private>& net_address_list) {
if (params.result() == PP_OK) {
canonical_name_ = canonical_name;
net_address_list_ = net_address_list;
} else {
canonical_name_.clear();
net_address_list_.clear();
}
resolve_callback_->Run(params.result());
}
void HostResolverPrivateResource::SendResolve(
const HostPortPair& host_port,
const PP_HostResolver_Private_Hint* hint) {
PpapiHostMsg_HostResolverPrivate_Resolve msg(host_port, *hint);
Call<PpapiPluginMsg_HostResolverPrivate_ResolveReply>(
BROWSER,
msg,
base::Bind(&HostResolverPrivateResource::OnPluginMsgResolveReply,
base::Unretained(this)));
}
bool HostResolverPrivateResource::ResolveInProgress() const {
return TrackedCallback::IsPending(resolve_callback_);
}
} // namespace proxy
} // namespace ppapi
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