Proxy PPB_Input_Event, PPP_Input_Event, and associated IFs.

src/shared/ppapi_proxy/browser_ppb_input_event_rpc_server.cc

+// Copyright (c) 2011 The Native Client Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// SRPC-abstraction wrappers around PPB_InputEvent functions.
+
+#include "native_client/src/include/portability.h"
+#include "native_client/src/shared/ppapi_proxy/browser_globals.h"
+#include "native_client/src/shared/ppapi_proxy/browser_ppp_input_event.h"
+#include "native_client/src/shared/ppapi_proxy/trusted/srpcgen/ppb_rpc.h"
+#include "native_client/src/shared/ppapi_proxy/utility.h"
+#include "native_client/src/third_party/ppapi/c/pp_errors.h"
+#include "native_client/src/third_party/ppapi/c/ppb_input_event.h"
+
+
+using ppapi_proxy::DebugPrintf;
+
+void PpbInputEventRpcServer::PPB_InputEvent_RequestInputEvents(
+    NaClSrpcRpc* rpc,
+    NaClSrpcClosure* done,
+    PP_Instance instance,
+    int32_t event_classes,
+    bool filtering,
+    int32_t* success)  {
+  NaClSrpcClosureRunner runner(done);
+  rpc->result = NACL_SRPC_RESULT_APP_ERROR;
+  *success = PP_ERROR_FAILED;
+  DebugPrintf("PPB_InputEvent::RequestInputEvents: instance=%"NACL_PRIu32", "
+              "event_classes=%"NACL_PRIu32", filtering=%s\n",
+              instance, static_cast<uint32_t>(event_classes),
+              filtering ? "true" : "false");
+  const PPB_InputEvent* interface = ppapi_proxy::PPBInputEventInterface();
+  if (!interface) {
+    *success = PP_ERROR_NOTSUPPORTED;
+    DebugPrintf("PPB_InputEvent::RequestInputEvents: success=%"NACL_PRId32"\n",
+                *success);
+    return;
+  }
+  if (filtering) {
+    *success = interface->RequestFilteringInputEvents(
+        instance,
+        static_cast<uint32_t>(event_classes));
+  } else {
+    *success = interface->RequestInputEvents(
+        instance,
+        static_cast<uint32_t>(event_classes));
+  }
+  // Note, according to ppb_input_event.h, if a bit is invalid,
+  // PP_ERROR_NOTSUPPORTED is returned, but the valid bits are still set.
+  // Hence, we set our local bitfields appropriately in case of returns of PP_OK
+  // or PP_ERROR_NOTSUPPORTED.
+  if ((*success == PP_OK) || (*success == PP_ERROR_NOTSUPPORTED)) {
+    ppapi_proxy::BrowserInputEvent::InputEventsRequested(
+        instance,
+        static_cast<uint32_t>(event_classes),
+        filtering);
+  }
+  DebugPrintf("PPB_InputEvent::RequestInputEvents: success=%"NACL_PRId32"\n",
+              *success);
+  rpc->result = NACL_SRPC_RESULT_OK;
+}
+
+void PpbInputEventRpcServer::PPB_InputEvent_ClearInputEventRequest(
+    NaClSrpcRpc* rpc,
+    NaClSrpcClosure* done,
+    PP_Instance instance,
+    int32_t event_classes)  {
+  NaClSrpcClosureRunner runner(done);
+  rpc->result = NACL_SRPC_RESULT_APP_ERROR;
+  DebugPrintf("PPB_InputEvent::ClearInputEventRequest: instance=%"NACL_PRIu32
+              ", event_classes=%"NACL_PRIu32"\n",
+              instance, static_cast<uint32_t>(event_classes));
+  const PPB_InputEvent* interface = ppapi_proxy::PPBInputEventInterface();
+  if (!interface) {
+    return;
+  }
+  interface->ClearInputEventRequest(instance,
+                                    static_cast<uint32_t>(event_classes));
+  ppapi_proxy::BrowserInputEvent::InputEventsCleared(
+      instance,
+      static_cast<uint32_t>(event_classes));
+  rpc->result = NACL_SRPC_RESULT_OK;
+}
+