WebSocket Pepper API: C++ bindings implementation.

ppapi/cpp/dev/websocket_dev.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/cpp/dev/websocket_dev.h"
+
+#include "ppapi/c/pp_errors.h"
+#include "ppapi/c/pp_macros.h"
+#include "ppapi/cpp/completion_callback.h"
+#include "ppapi/cpp/instance.h"
+#include "ppapi/cpp/module.h"
+#include "ppapi/cpp/module_impl.h"
+#include "ppapi/cpp/var.h"
+
+namespace pp {
+
+namespace {
+
+template <> const char* interface_name<PPB_WebSocket_Dev>() {
+  return PPB_WEBSOCKET_DEV_INTERFACE;
+}
+
+}  // namespace
+
+WebSocket_Dev::WebSocket_Dev(Instance* instance) {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return;
+  PassRefFromConstructor(get_interface<PPB_WebSocket_Dev>()->Create(
+    instance->pp_instance()));
+}
+
+WebSocket_Dev::~WebSocket_Dev() {
+}
+
+int32_t WebSocket_Dev::Connect(const Var& url, const Var* const protocols,
+    uint32_t protocol_count, const CompletionCallback& callback) {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return PP_ERROR_BADRESOURCE;
+
+  // Convert protocols to C interface.
+  PP_Var *c_protocols = NULL;
+  if (protocol_count) {
+    c_protocols = new PP_Var[protocol_count];
+    if (!c_protocols)
+      return PP_ERROR_NOMEMORY;
+  }
+  for (uint32_t i = 0; i < protocol_count; ++i)
+    c_protocols[i] = protocols[i].pp_var();
+
+  int32_t result = get_interface<PPB_WebSocket_Dev>()->Connect(
+      pp_resource(), url.pp_var(), c_protocols, protocol_count,
+      callback.pp_completion_callback());
+  if (c_protocols)
+    delete[] c_protocols;
+  return result;
+}
+
+int32_t WebSocket_Dev::Close(uint16_t code, const Var& reason,
+    const CompletionCallback& callback) {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return PP_ERROR_BADRESOURCE;
+
+  return get_interface<PPB_WebSocket_Dev>()->Close(
+      pp_resource(), code, reason.pp_var(),
+      callback.pp_completion_callback());
+}
+
+int32_t WebSocket_Dev::ReceiveMessage(Var* message,
+    const CompletionCallback& callback) {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return PP_ERROR_BADRESOURCE;
+
+  return get_interface<PPB_WebSocket_Dev>()->ReceiveMessage(
+      pp_resource(), const_cast<PP_Var*>(&message->pp_var()),
+      callback.pp_completion_callback());
+}
+
+int32_t WebSocket_Dev::SendMessage(const Var& message) {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return PP_ERROR_BADRESOURCE;
+
+  return get_interface<PPB_WebSocket_Dev>()->SendMessage(
+      pp_resource(), message.pp_var());
+}
+
+uint64_t WebSocket_Dev::GetBufferedAmount() {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return 0;
+
+  return get_interface<PPB_WebSocket_Dev>()->GetBufferedAmount(pp_resource());
+}
+
+uint16_t WebSocket_Dev::GetCloseCode() {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return 0;
+
+  return get_interface<PPB_WebSocket_Dev>()->GetCloseCode(pp_resource());
+}
+
+Var WebSocket_Dev::GetCloseReason() {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return 0;
+
+  return Var(Var::PassRef(),
+      get_interface<PPB_WebSocket_Dev>()->GetCloseReason(pp_resource()));
+}
+
+bool WebSocket_Dev::GetCloseWasClean() {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return false;
+
+  PP_Bool result =
+      get_interface<PPB_WebSocket_Dev>()->GetCloseWasClean(pp_resource());
+  return result == PP_TRUE;

[dmichael (off chromium), 2011/12/09 23:05:26]

We usually use
return PP_ToBool(result);
for these

[Takashi Toyoshima, 2011/12/13 14:08:23]

Done.

+}
+
+Var WebSocket_Dev::GetExtensions() {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return Var();
+
+  return Var(Var::PassRef(),
+      get_interface<PPB_WebSocket_Dev>()->GetExtensions(pp_resource()));
+}
+
+Var WebSocket_Dev::GetProtocol() {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return Var();
+
+  return Var(Var::PassRef(),
+      get_interface<PPB_WebSocket_Dev>()->GetProtocol(pp_resource()));
+}
+
+PP_WebSocketReadyState_Dev WebSocket_Dev::GetReadyState() {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return PP_WEBSOCKETREADYSTATE_INVALID_DEV;
+
+  return get_interface<PPB_WebSocket_Dev>()->GetReadyState(pp_resource());
+}
+
+Var WebSocket_Dev::GetURL() {
+  if (!has_interface<PPB_WebSocket_Dev>())
+    return Var();
+
+  return Var(Var::PassRef(),
+      get_interface<PPB_WebSocket_Dev>()->GetURL(pp_resource()));
+}
+
+}  // namespace pp