WebSocket Pepper API: in process API base implementation

ppapi/thunk/ppb_websocket_thunk.cc

+// 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/c/pp_errors.h"
+#include "ppapi/c/pp_var.h"
+#include "ppapi/thunk/thunk.h"
+#include "ppapi/thunk/enter.h"
+#include "ppapi/thunk/ppb_websocket_api.h"
+#include "ppapi/thunk/resource_creation_api.h"
+
+namespace ppapi {
+namespace thunk {
+
+namespace {
+
+PP_Resource Create(PP_Instance instance) {
+  EnterFunction<ResourceCreationAPI> enter(instance, true);
+  if (enter.failed())
+    return 0;
+  return enter.functions()->CreateWebSocket(instance);
+}
+
+PP_Bool IsWebSocket(PP_Resource resource) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  return PP_FromBool(enter.succeeded());
+}
+
+int32_t Connect(PP_Resource resource,
+                PP_Var url,
+                const PP_Var protocols[],
+                uint32_t protocol_count,
+                PP_CompletionCallback callback) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  if (enter.failed())
+    return PP_ERROR_BADRESOURCE;
+  return enter.object()->Connect(url, protocols, protocol_count, callback);
+}
+
+int32_t Close(PP_Resource resource,
+              uint16_t code,
+              PP_Var reason,
+              PP_CompletionCallback callback) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  if (enter.failed())
+    return PP_ERROR_BADRESOURCE;
+  return enter.object()->Close(code, reason, callback);
+}
+
+int32_t ReceiveMessage(PP_Resource resource,
+                       PP_Var* message,
+                       PP_CompletionCallback callback) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  if (enter.failed())
+    return PP_ERROR_BADRESOURCE;
+  return enter.object()->ReceiveMessage(message, callback);
+}
+
+int32_t SendMessage(PP_Resource resource, PP_Var message) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  if (enter.failed())
+    return PP_ERROR_BADRESOURCE;
+  return enter.object()->SendMessage(message);
+}
+
+uint64_t GetBufferedAmount(PP_Resource resource) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  if (enter.failed())
+    return PP_ERROR_BADRESOURCE;
+  return enter.object()->GetBufferedAmount();
+}
+
+uint16_t GetCloseCode(PP_Resource resource) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  if (enter.failed())
+    return PP_ERROR_BADRESOURCE;
+  return enter.object()->GetCloseCode();
+}
+
+PP_Var GetCloseReason(PP_Resource resource) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  if (enter.failed())
+    return PP_MakeUndefined();
+  return enter.object()->GetCloseReason();
+}
+
+PP_Bool GetCloseWasClean(PP_Resource resource) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  if (enter.failed())
+    return PP_FALSE;
+  return enter.object()->GetCloseWasClean();
+}
+
+PP_Var GetExtensions(PP_Resource resource) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  if (enter.failed())
+    return PP_MakeUndefined();
+  return enter.object()->GetExtensions();
+}
+
+PP_Var GetProtocol(PP_Resource resource) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  if (enter.failed())
+    return PP_MakeUndefined();
+  return enter.object()->GetProtocol();
+}
+
+PP_WebSocketReadyState_Dev GetReadyState(PP_Resource resource) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  if (enter.failed())
+    return PP_WEBSOCKETREADYSTATE_INVALID_DEV;
+  return enter.object()->GetReadyState();
+}
+
+PP_Var GetURL(PP_Resource resource) {
+  EnterResource<PPB_WebSocket_API> enter(resource, false);
+  if (enter.failed())
+    return PP_MakeUndefined();
+  return enter.object()->GetURL();
+}
+
+
+const PPB_WebSocket_Dev g_ppb_websocket_thunk = {
+  &Create,
+  &IsWebSocket,
+  &Connect,
+  &Close,
+  &ReceiveMessage,
+  &SendMessage,
+  &GetBufferedAmount,
+  &GetCloseCode,
+  &GetCloseReason,
+  &GetCloseWasClean,
+  &GetExtensions,
+  &GetProtocol,
+  &GetReadyState,
+  &GetURL
+};
+
+}  // namespace
+
+const PPB_WebSocket_Dev* GetPPB_WebSocket_Dev_Thunk() {
+  return &g_ppb_websocket_thunk;
+}
+
+}  // namespace thunk
+}  // namespace ppapi