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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef PPAPI_PROXY_UDP_SOCKET_RESOURCE_BASE_H_
#define PPAPI_PROXY_UDP_SOCKET_RESOURCE_BASE_H_
#include <stddef.h>
#include <stdint.h>
#include "base/compiler_specific.h"
#include "base/containers/queue.h"
#include "base/memory/scoped_refptr.h"
#include "ppapi/c/ppb_udp_socket.h"
#include "ppapi/c/private/ppb_net_address_private.h"
#include "ppapi/proxy/plugin_resource.h"
#include "ppapi/proxy/ppapi_proxy_export.h"
#include "ppapi/proxy/udp_socket_filter.h"
#include "ppapi/shared_impl/tracked_callback.h"
namespace ppapi {
namespace proxy {
class ResourceMessageReplyParams;
class PPAPI_PROXY_EXPORT UDPSocketResourceBase : public PluginResource {
protected:
UDPSocketResourceBase(Connection connection,
PP_Instance instance,
bool private_api);
UDPSocketResourceBase(const UDPSocketResourceBase&) = delete;
UDPSocketResourceBase& operator=(const UDPSocketResourceBase&) = delete;
virtual ~UDPSocketResourceBase();
int32_t SetOptionImpl(PP_UDPSocket_Option name,
const PP_Var& value,
bool check_bind_state,
scoped_refptr<TrackedCallback> callback);
int32_t BindImpl(const PP_NetAddress_Private* addr,
scoped_refptr<TrackedCallback> callback);
PP_Bool GetBoundAddressImpl(PP_NetAddress_Private* addr);
// |addr| could be NULL to indicate that an output value is not needed.
int32_t RecvFromImpl(char* buffer,
int32_t num_bytes,
PP_Resource* addr,
scoped_refptr<TrackedCallback> callback);
PP_Bool GetRecvFromAddressImpl(PP_NetAddress_Private* addr);
int32_t SendToImpl(const char* buffer,
int32_t num_bytes,
const PP_NetAddress_Private* addr,
scoped_refptr<TrackedCallback> callback);
void CloseImpl();
int32_t JoinGroupImpl(const PP_NetAddress_Private *group,
scoped_refptr<TrackedCallback> callback);
int32_t LeaveGroupImpl(const PP_NetAddress_Private *group,
scoped_refptr<TrackedCallback> callback);
private:
// IPC message handlers.
void OnPluginMsgGeneralReply(scoped_refptr<TrackedCallback> callback,
const ResourceMessageReplyParams& params);
void OnPluginMsgBindReply(const ResourceMessageReplyParams& params,
const PP_NetAddress_Private& bound_addr);
void OnPluginMsgSendToReply(const ResourceMessageReplyParams& params,
int32_t bytes_written);
static void SlotBecameAvailable(PP_Resource resource);
static void SlotBecameAvailableWithLock(PP_Resource resource);
bool private_api_;
// |bind_called_| is true after Bind() is called, while |bound_| is true
// after Bind() succeeds. Bind() is an asynchronous method, so the timing
// on which of these is set is slightly different.
bool bind_called_;
bool bound_;
bool closed_;
scoped_refptr<TrackedCallback> bind_callback_;
scoped_refptr<UDPSocketFilter> recv_filter_;
PP_NetAddress_Private bound_addr_;
base::queue<scoped_refptr<TrackedCallback>> sendto_callbacks_;
};
} // namespace proxy
} // namespace ppapi
#endif // PPAPI_PROXY_UDP_SOCKET_RESOURCE_BASE_H_
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