The Tor Browser: ipc/dbus/DBusUtils.cpp@ca08bd8f51b2

     1 /* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */

     2 /* vim: set ts=2 et sw=2 tw=80: */

     3 /*

     4 ** Copyright 2006, The Android Open Source Project

     5 **

     6 ** Licensed under the Apache License, Version 2.0 (the "License");

     7 ** you may not use this file except in compliance with the License.

     8 ** You may obtain a copy of the License at

     9 **

    10 **     http://www.apache.org/licenses/LICENSE-2.0

    11 **

    12 ** Unless required by applicable law or agreed to in writing, software

    13 ** distributed under the License is distributed on an "AS IS" BASIS,

    14 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    15 ** See the License for the specific language governing permissions and

    16 ** limitations under the License.

    17 */

    19 #include <dbus/dbus.h>

    20 #include "nsAutoPtr.h"

    21 #include "DBusUtils.h"

    23 #undef CHROMIUM_LOG

    24 #if defined(MOZ_WIDGET_GONK)

    25 #include <android/log.h>

    26 #define CHROMIUM_LOG(args...)  __android_log_print(ANDROID_LOG_INFO, "Gonk", args);

    27 #else

    28 #define CHROMIUM_LOG(args...)  printf(args);

    29 #endif

    31 namespace mozilla {

    32 namespace ipc {

    34 //

    35 // DBusMessageRefPtr

    36 //

    38 DBusMessageRefPtr::DBusMessageRefPtr(DBusMessage* aMsg)

    39   : mMsg(aMsg)

    40 {

    41   if (mMsg) {

    42     dbus_message_ref(mMsg);

    43   }

    44 }

    46 DBusMessageRefPtr::~DBusMessageRefPtr()

    47 {

    48   if (mMsg) {

    49     dbus_message_unref(mMsg);

    50   }

    51 }

    53 //

    54 // DBusReplyHandler

    55 //

    57 void DBusReplyHandler::Callback(DBusMessage* aReply, void* aData)

    58 {

    59   MOZ_ASSERT(aData);

    61   nsRefPtr<DBusReplyHandler> handler =

    62     already_AddRefed<DBusReplyHandler>(static_cast<DBusReplyHandler*>(aData));

    64   handler->Handle(aReply);

    65 }

    67 //

    68 // Utility functions

    69 //

    71 void

    72 log_and_free_dbus_error(DBusError* err, const char* function, DBusMessage* msg)

    73 {

    74   if (msg) {

    75     CHROMIUM_LOG("%s: D-Bus error in %s: %s (%s)", function,

    76                  dbus_message_get_member((msg)), (err)->name, (err)->message);

    77   }	else {

    78     CHROMIUM_LOG("%s: D-Bus error: %s (%s)", __FUNCTION__,

    79                  (err)->name, (err)->message);

    80   }

    81   dbus_error_free((err));

    82 }

    84 int dbus_returns_int32(DBusMessage *reply)

    85 {

    86   DBusError err;

    87   int32_t ret = -1;

    89   dbus_error_init(&err);

    90   if (!dbus_message_get_args(reply, &err,

    91                              DBUS_TYPE_INT32, &ret,

    92                              DBUS_TYPE_INVALID)) {

    93     LOG_AND_FREE_DBUS_ERROR_WITH_MSG(&err, reply);

    94   }

    96   return ret;

    97 }

    99 }

   100 }

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