Hello Pepper API.

ppapi/cpp/dev/hello_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/hello_dev.h"
+
+#include <stdio.h>
+
+#include "ppapi/c/dev/ppb_hello_dev.h"
+#include "ppapi/c/pp_errors.h"
+#include "ppapi/cpp/module.h"
+#include "ppapi/cpp/module_impl.h"
+
+namespace pp {
+
+namespace {
+
+template <> const char* interface_name<PPB_Hello_Dev>() {
+  return PPB_HELLO_DEV_INTERFACE;
+}
+
+}  // namespace
+
+Hello::Hello(Instance* instance) {
+  puts("C++ API Hello (constructor)");
+  if (!has_interface<PPB_Hello_Dev>()) {
+    puts("  has_interface<PPB_Hello_Dev> return false");
+    return;
+  }
+  PassRefFromConstructor(get_interface<PPB_Hello_Dev>()->Create(
+      instance->pp_instance()));
+}
+
+int32_t Hello::SayHello() {
+  puts("C++ API SayHello");
+  if (!has_interface<PPB_Hello_Dev>()) {
+    puts("  has_interface<PPB_Hello_Dev> return false");
+    return PP_ERROR_NOINTERFACE;
+  }
+  return get_interface<PPB_Hello_Dev>()->SayHello(pp_resource());
+}
+
+void Hello::WhoAreYou(char *name, uint32_t size,
+    CompletionCallback callback) {
+  puts("C++ API WhoAreYou");
+  if (!has_interface<PPB_Hello_Dev>()) {
+    puts("has_interface<PPB_Hello_Dev>() return false");
+    return;
+  }
+  get_interface<PPB_Hello_Dev>()->WhoAreYou(pp_resource(), name, size,
+      callback.pp_completion_callback());
+}
+
+}  // namespace pp