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// Copyright (c) 2011 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/ppb_url_request_info_proxy.h"
#include "ppapi/c/ppb_url_request_info.h"
#include "ppapi/proxy/plugin_dispatcher.h"
#include "ppapi/proxy/plugin_resource.h"
#include "ppapi/proxy/ppapi_messages.h"
namespace pp {
namespace proxy {
class URLRequestInfo : public PluginResource {
public:
URLRequestInfo(const HostResource& resource) : PluginResource(resource) {
}
virtual ~URLRequestInfo() {
}
// Resource overrides.
virtual URLRequestInfo* AsURLRequestInfo() { return this; }
private:
DISALLOW_COPY_AND_ASSIGN(URLRequestInfo);
};
namespace {
// Computes the dispatcher and request object for the given plugin resource,
// returning true on success.
bool DispatcherFromURLRequestInfo(PP_Resource resource,
PluginDispatcher** dispatcher,
URLRequestInfo** request_info) {
*request_info = PluginResource::GetAs<URLRequestInfo>(resource);
if (!*request_info)
return false;
*dispatcher = PluginDispatcher::GetForInstance((*request_info)->instance());
return !!*dispatcher;
}
PP_Resource Create(PP_Instance instance) {
PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance(instance);
if (!dispatcher)
return 0;
HostResource result;
dispatcher->Send(new PpapiHostMsg_PPBURLRequestInfo_Create(
INTERFACE_ID_PPB_URL_REQUEST_INFO, instance, &result));
if (result.is_null())
return 0;
linked_ptr<URLRequestInfo> object(new URLRequestInfo(result));
return PluginResourceTracker::GetInstance()->AddResource(object);
}
PP_Bool IsURLRequestInfo(PP_Resource resource) {
URLRequestInfo* object = PluginResource::GetAs<URLRequestInfo>(resource);
return BoolToPPBool(!!object);
}
PP_Bool SetProperty(PP_Resource request_id,
PP_URLRequestProperty property,
PP_Var var) {
PluginDispatcher* dispatcher;
URLRequestInfo* request_info;
if (!DispatcherFromURLRequestInfo(request_id, &dispatcher, &request_info))
return PP_FALSE;
dispatcher->Send(new PpapiHostMsg_PPBURLRequestInfo_SetProperty(
INTERFACE_ID_PPB_URL_REQUEST_INFO, request_info->host_resource(),
static_cast<int32_t>(property),
SerializedVarSendInput(dispatcher, var)));
// TODO(brettw) do some validation on the types. We should be able to tell on
// the plugin side whether the request will succeed or fail in the renderer.
return PP_TRUE;
}
PP_Bool AppendDataToBody(PP_Resource request_id,
const char* data, uint32_t len) {
PluginDispatcher* dispatcher;
URLRequestInfo* request_info;
if (!DispatcherFromURLRequestInfo(request_id, &dispatcher, &request_info))
return PP_FALSE;
dispatcher->Send(new PpapiHostMsg_PPBURLRequestInfo_AppendDataToBody(
INTERFACE_ID_PPB_URL_REQUEST_INFO, request_info->host_resource(),
std::string(data, len)));
// TODO(brettw) do some validation. We should be able to tell on the plugin
// side whether the request will succeed or fail in the renderer.
return PP_TRUE;
}
PP_Bool AppendFileToBody(PP_Resource request_id,
PP_Resource file_ref_id,
int64_t start_offset,
int64_t number_of_bytes,
PP_Time expected_last_modified_time) {
PluginDispatcher* dispatcher;
URLRequestInfo* request_info;
if (!DispatcherFromURLRequestInfo(request_id, &dispatcher, &request_info))
return PP_FALSE;
PluginResource* file_ref_object =
PluginResourceTracker::GetInstance()->GetResourceObject(file_ref_id);
if (!file_ref_object)
return PP_FALSE;
dispatcher->Send(new PpapiHostMsg_PPBURLRequestInfo_AppendFileToBody(
INTERFACE_ID_PPB_URL_REQUEST_INFO, request_info->host_resource(),
file_ref_object->host_resource(),
start_offset, number_of_bytes, expected_last_modified_time));
// TODO(brettw) do some validation. We should be able to tell on the plugin
// side whether the request will succeed or fail in the renderer.
return PP_TRUE;
}
const PPB_URLRequestInfo urlrequestinfo_interface = {
&Create,
&IsURLRequestInfo,
&SetProperty,
&AppendDataToBody,
&AppendFileToBody
};
InterfaceProxy* CreateURLRequestInfoProxy(Dispatcher* dispatcher,
const void* target_interface) {
return new PPB_URLRequestInfo_Proxy(dispatcher, target_interface);
}
} // namespace
PPB_URLRequestInfo_Proxy::PPB_URLRequestInfo_Proxy(
Dispatcher* dispatcher,
const void* target_interface)
: InterfaceProxy(dispatcher, target_interface) {
}
PPB_URLRequestInfo_Proxy::~PPB_URLRequestInfo_Proxy() {
}
// static
const InterfaceProxy::Info* PPB_URLRequestInfo_Proxy::GetInfo() {
static const Info info = {
&urlrequestinfo_interface,
PPB_URLREQUESTINFO_INTERFACE,
INTERFACE_ID_PPB_URL_REQUEST_INFO,
false,
&CreateURLRequestInfoProxy,
};
return &info;
}
bool PPB_URLRequestInfo_Proxy::OnMessageReceived(const IPC::Message& msg) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(PPB_URLRequestInfo_Proxy, msg)
IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBURLRequestInfo_Create, OnMsgCreate)
IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBURLRequestInfo_SetProperty,
OnMsgSetProperty)
IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBURLRequestInfo_AppendDataToBody,
OnMsgAppendDataToBody)
IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBURLRequestInfo_AppendFileToBody,
OnMsgAppendFileToBody)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
// TODO(brettw): handle bad messages.
return handled;
}
void PPB_URLRequestInfo_Proxy::OnMsgCreate(
PP_Instance instance,
HostResource* result) {
result->SetHostResource(instance,
ppb_url_request_info_target()->Create(instance));
}
void PPB_URLRequestInfo_Proxy::OnMsgSetProperty(
HostResource request,
int32_t property,
SerializedVarReceiveInput value) {
ppb_url_request_info_target()->SetProperty(request.host_resource(),
static_cast<PP_URLRequestProperty>(property),
value.Get(dispatcher()));
}
void PPB_URLRequestInfo_Proxy::OnMsgAppendDataToBody(
HostResource request,
const std::string& data) {
ppb_url_request_info_target()->AppendDataToBody(request.host_resource(),
data.c_str(), data.size());
}
void PPB_URLRequestInfo_Proxy::OnMsgAppendFileToBody(
HostResource request,
HostResource file_ref,
int64_t start_offset,
int64_t number_of_bytes,
double expected_last_modified_time) {
ppb_url_request_info_target()->AppendFileToBody(
request.host_resource(), file_ref.host_resource(),
start_offset, number_of_bytes, expected_last_modified_time);
}
} // namespace proxy
} // namespace pp
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