Cloning a bunch of stuff from the native_client repository at r6528

ppapi/native_client/src/shared/ppapi_proxy/plugin_ppb_url_response_info.cc

Index: ppapi/native_client/src/shared/ppapi_proxy/plugin_ppb_url_response_info.cc
===================================================================
--- ppapi/native_client/src/shared/ppapi_proxy/plugin_ppb_url_response_info.cc	(revision 0)
+++ ppapi/native_client/src/shared/ppapi_proxy/plugin_ppb_url_response_info.cc	(revision 0)
@@ -0,0 +1,90 @@
+// Copyright 2010 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.
+
+#include "native_client/src/shared/ppapi_proxy/plugin_ppb_url_response_info.h"
+
+#include <stdio.h>
+#include <string.h>
+#include "native_client/src/include/nacl_macros.h"
+#include "native_client/src/include/nacl_scoped_ptr.h"
+#include "native_client/src/include/portability.h"
+#include "native_client/src/shared/ppapi_proxy/object_serialize.h"
+#include "native_client/src/shared/ppapi_proxy/plugin_globals.h"
+#include "native_client/src/shared/ppapi_proxy/utility.h"
+#include "native_client/src/shared/srpc/nacl_srpc.h"
+#include "ppapi/c/ppb_url_response_info.h"
+#include "srpcgen/ppb_rpc.h"
+
+namespace ppapi_proxy {
+
+namespace {
+
+PP_Bool IsURLResponseInfo(PP_Resource resource) {
+  DebugPrintf("PPB_URLResponseInfo::IsURLResponseInfo: resource=%"NACL_PRIu32
+              "\n", resource);
+
+  int32_t success;
+  NaClSrpcError srpc_result =
+      PpbURLResponseInfoRpcClient::PPB_URLResponseInfo_IsURLResponseInfo(
+          GetMainSrpcChannel(), resource, &success);
+  DebugPrintf("PPB_URLResponseInfo::IsURLResponseInfo: %s\n",
+              NaClSrpcErrorString(srpc_result));
+
+  if (srpc_result == NACL_SRPC_RESULT_OK && success)
+    return PP_TRUE;
+  return PP_FALSE;
+}
+
+PP_Var GetProperty(PP_Resource response, PP_URLResponseProperty property) {
+  DebugPrintf("PPB_URLResponseInfo::GetProperty: response=%"NACL_PRIu32"\n",
+              response);
+  NaClSrpcChannel* channel = GetMainSrpcChannel();
+
+  PP_Var value = PP_MakeUndefined();
+  nacl_abi_size_t value_size = kMaxVarSize;
+  nacl::scoped_array<char> value_bytes(new char[kMaxVarSize]);
+
+  NaClSrpcError srpc_result =
+      PpbURLResponseInfoRpcClient::PPB_URLResponseInfo_GetProperty(
+          channel,
+          response,
+          static_cast<int32_t>(property),
+          &value_size,
+          value_bytes.get());
+  DebugPrintf("PPB_URLResponseInfo::GetProperty: %s\n",
+              NaClSrpcErrorString(srpc_result));
+
+  if (srpc_result == NACL_SRPC_RESULT_OK)
+    (void) DeserializeTo(channel, value_bytes.get(), value_size, 1, &value);
+  return value;
+}
+
+PP_Resource GetBodyAsFileRef(PP_Resource response) {
+  DebugPrintf("PPB_URLResponseInfo::GetBodyAsFileRef: response=%"NACL_PRIu32
+              "\n", response);
+
+  PP_Resource file_ref;
+  NaClSrpcError srpc_result =
+      PpbURLResponseInfoRpcClient::PPB_URLResponseInfo_GetBodyAsFileRef(
+          GetMainSrpcChannel(), response, &file_ref);
+  DebugPrintf("PPB_URLResponseInfo::GetBodyAsFileRef: %s\n",
+              NaClSrpcErrorString(srpc_result));
+
+  if (srpc_result == NACL_SRPC_RESULT_OK)
+    return file_ref;
+  return kInvalidResourceId;
+}
+
+}  // namespace
+
+const PPB_URLResponseInfo* PluginURLResponseInfo::GetInterface() {
+  static const PPB_URLResponseInfo url_response_info_interface = {
+    IsURLResponseInfo,
+    GetProperty,
+    GetBodyAsFileRef,
+  };
+  return &url_response_info_interface;
+}
+
+}  // namespace ppapi_proxy