Use PP_ArrayOutput and PPB_NetAddress in PPB_NetworkList_Private..

ppapi/cpp/private/network_list_private.cc

 // Copyright (c) 2012 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/private/network_list_private.h"
 
+#include "ppapi/c/pp_errors.h"
+#include "ppapi/cpp/array_output.h"
+#include "ppapi/cpp/logging.h"
 #include "ppapi/cpp/module_impl.h"
+#include "ppapi/cpp/net_address.h"
 #include "ppapi/cpp/var.h"
 
 namespace pp {
 
 namespace {
 
-template <> const char* interface_name<PPB_NetworkList_Private>() {
-  return PPB_NETWORKLIST_PRIVATE_INTERFACE;
+template <> const char* interface_name<PPB_NetworkList_Private_0_3>() {
+  return PPB_NETWORKLIST_PRIVATE_INTERFACE_0_3;
 }
 
 }  // namespace
 
 NetworkListPrivate::NetworkListPrivate() {
 }
 
 NetworkListPrivate::NetworkListPrivate(PassRef, PP_Resource resource)
     : Resource(PASS_REF, resource) {
 }
 
 // static
 bool NetworkListPrivate::IsAvailable() {
-  return has_interface<PPB_NetworkList_Private>();
+  return has_interface<PPB_NetworkList_Private_0_3>();
 }
 
 uint32_t NetworkListPrivate::GetCount() const {
-  if (!has_interface<PPB_NetworkList_Private>())
+  if (!has_interface<PPB_NetworkList_Private_0_3>())
     return 0;
-  return get_interface<PPB_NetworkList_Private>()->GetCount(pp_resource());
+  return get_interface<PPB_NetworkList_Private_0_3>()->GetCount(pp_resource());
 }
 
 std::string NetworkListPrivate::GetName(uint32_t index) const {
-  if (!has_interface<PPB_NetworkList_Private>())
+  if (!has_interface<PPB_NetworkList_Private_0_3>())
     return std::string();
   Var result(PASS_REF,
-             get_interface<PPB_NetworkList_Private>()->GetName(
+             get_interface<PPB_NetworkList_Private_0_3>()->GetName(
                  pp_resource(), index));
   return result.is_string() ? result.AsString() : std::string();
 }
 
 PP_NetworkListType_Private NetworkListPrivate::GetType(uint32_t index) const {
-  if (!has_interface<PPB_NetworkList_Private>())
+  if (!has_interface<PPB_NetworkList_Private_0_3>())
     return PP_NETWORKLIST_ETHERNET;
-  return get_interface<PPB_NetworkList_Private>()->GetType(
+  return get_interface<PPB_NetworkList_Private_0_3>()->GetType(
       pp_resource(), index);
 }
 
 PP_NetworkListState_Private NetworkListPrivate::GetState(uint32_t index) const {
-  if (!has_interface<PPB_NetworkList_Private>())
+  if (!has_interface<PPB_NetworkList_Private_0_3>())
     return PP_NETWORKLIST_DOWN;
-  return get_interface<PPB_NetworkList_Private>()->GetState(
+  return get_interface<PPB_NetworkList_Private_0_3>()->GetState(
       pp_resource(), index);
 }
 
-void NetworkListPrivate::GetIpAddresses(
+int32_t NetworkListPrivate::GetIpAddresses(
     uint32_t index,
-    std::vector<PP_NetAddress_Private>* addresses) const {
-  if (!has_interface<PPB_NetworkList_Private>())
-    return;
+    std::vector<NetAddress>* addresses) const {
+  if (!has_interface<PPB_NetworkList_Private_0_3>())
+    return PP_ERROR_NOINTERFACE;
+  if (!addresses)
+    return PP_ERROR_BADARGUMENT;
 
-  // Most network interfaces don't have more than 3 network
-  // interfaces.
-  addresses->resize(3);
-
-  int32_t result = get_interface<PPB_NetworkList_Private>()->GetIpAddresses(
-      pp_resource(), index, &addresses->front(), addresses->size());
-
-  if (result < 0) {
-    addresses->resize(0);
-    return;
-  }
-
-  if (result <= static_cast<int32_t>(addresses->size())) {
-    addresses->resize(result);
-    return;
-  }
-
-  addresses->resize(result);
-  result = get_interface<PPB_NetworkList_Private>()->GetIpAddresses(
-      pp_resource(), index, &addresses->front(), addresses->size());
-  if (result < 0) {
-    addresses->resize(0);
-  } else if (result < static_cast<int32_t>(addresses->size())) {
-    addresses->resize(result);
-  }
+  ResourceArrayOutputAdapter<NetAddress> adapter(addresses);
+  return get_interface<PPB_NetworkList_Private_0_3>()->GetIpAddresses(
+      pp_resource(), index, adapter.pp_array_output());
 }
 
 std::string NetworkListPrivate::GetDisplayName(uint32_t index) const {
-  if (!has_interface<PPB_NetworkList_Private>())
+  if (!has_interface<PPB_NetworkList_Private_0_3>())
     return std::string();
   Var result(PASS_REF,
-             get_interface<PPB_NetworkList_Private>()->GetDisplayName(
+             get_interface<PPB_NetworkList_Private_0_3>()->GetDisplayName(
                  pp_resource(), index));
   return result.is_string() ? result.AsString() : std::string();
 }
 
 uint32_t NetworkListPrivate::GetMTU(uint32_t index) const {
-  if (!has_interface<PPB_NetworkList_Private>())
+  if (!has_interface<PPB_NetworkList_Private_0_3>())
     return 0;
-  return get_interface<PPB_NetworkList_Private>()->GetMTU(
+  return get_interface<PPB_NetworkList_Private_0_3>()->GetMTU(
       pp_resource(), index);
 }
 
 }  // namespace pp