Chris Masone | d7732e4 | 2011-05-20 11:08:56 -0700 | [diff] [blame] | 1 | // Copyright (c) 2011 The Chromium OS Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef SHILL_DBUS_ADAPTOR_H_ |
| 6 | #define SHILL_DBUS_ADAPTOR_H_ |
| 7 | |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 8 | #include <map> |
Chris Masone | d7732e4 | 2011-05-20 11:08:56 -0700 | [diff] [blame] | 9 | #include <string> |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 10 | #include <vector> |
Chris Masone | d7732e4 | 2011-05-20 11:08:56 -0700 | [diff] [blame] | 11 | |
Chris Masone | d0ceb8c | 2011-06-02 10:05:39 -0700 | [diff] [blame] | 12 | #include <base/basictypes.h> |
Chris Masone | d7732e4 | 2011-05-20 11:08:56 -0700 | [diff] [blame] | 13 | #include <dbus-c++/dbus.h> |
| 14 | |
Chris Masone | 889666b | 2011-07-03 12:58:50 -0700 | [diff] [blame] | 15 | #include "shill/accessor_interface.h" |
Darin Petkov | e5bc2cb | 2011-12-07 14:47:32 +0100 | [diff] [blame] | 16 | #include "shill/adaptor_interfaces.h" |
| 17 | #include "shill/error.h" |
Chris Masone | 889666b | 2011-07-03 12:58:50 -0700 | [diff] [blame] | 18 | |
Chris Masone | d7732e4 | 2011-05-20 11:08:56 -0700 | [diff] [blame] | 19 | namespace shill { |
| 20 | |
| 21 | #define SHILL_INTERFACE "org.chromium.flimflam" |
| 22 | #define SHILL_PATH "/org/chromium/flimflam" |
| 23 | |
mukesh agrawal | 7a4e400 | 2011-09-06 11:26:05 -0700 | [diff] [blame] | 24 | class KeyValueStore; |
Chris Masone | b925cc8 | 2011-06-22 15:39:57 -0700 | [diff] [blame] | 25 | class PropertyStore; |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 26 | |
Chris Masone | d7732e4 | 2011-05-20 11:08:56 -0700 | [diff] [blame] | 27 | // Superclass for all DBus-backed Adaptor objects |
mukesh agrawal | f1f490c | 2011-09-06 15:20:22 -0700 | [diff] [blame] | 28 | class DBusAdaptor : public DBus::ObjectAdaptor, |
| 29 | public DBus::IntrospectableAdaptor { |
Chris Masone | d7732e4 | 2011-05-20 11:08:56 -0700 | [diff] [blame] | 30 | public: |
Chris Masone | b925cc8 | 2011-06-22 15:39:57 -0700 | [diff] [blame] | 31 | DBusAdaptor(DBus::Connection* conn, const std::string &object_path); |
Chris Masone | d0ceb8c | 2011-06-02 10:05:39 -0700 | [diff] [blame] | 32 | virtual ~DBusAdaptor(); |
| 33 | |
Chris Masone | b925cc8 | 2011-06-22 15:39:57 -0700 | [diff] [blame] | 34 | static bool DispatchOnType(PropertyStore *store, |
| 35 | const std::string &name, |
| 36 | const ::DBus::Variant &value, |
Chris Masone | a8a2c25 | 2011-06-27 22:16:30 -0700 | [diff] [blame] | 37 | ::DBus::Error *error); |
mukesh agrawal | de29fa8 | 2011-09-16 16:16:36 -0700 | [diff] [blame] | 38 | static bool GetProperties(const PropertyStore &store, |
Chris Masone | a8a2c25 | 2011-06-27 22:16:30 -0700 | [diff] [blame] | 39 | std::map<std::string, ::DBus::Variant> *out, |
| 40 | ::DBus::Error *error); |
mukesh agrawal | 7a4e400 | 2011-09-06 11:26:05 -0700 | [diff] [blame] | 41 | static void ArgsToKeyValueStore( |
| 42 | const std::map<std::string, ::DBus::Variant> &args, |
| 43 | KeyValueStore *out, |
| 44 | Error *error); |
Chris Masone | d0ceb8c | 2011-06-02 10:05:39 -0700 | [diff] [blame] | 45 | |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 46 | static ::DBus::Variant BoolToVariant(bool value); |
Paul Stewart | ced6a0b | 2011-11-08 15:32:04 -0800 | [diff] [blame] | 47 | static ::DBus::Variant ByteArraysToVariant(const ByteArrays &value); |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 48 | static ::DBus::Variant ByteToVariant(uint8 value); |
| 49 | static ::DBus::Variant Int16ToVariant(int16 value); |
| 50 | static ::DBus::Variant Int32ToVariant(int32 value); |
Chris Masone | b925cc8 | 2011-06-22 15:39:57 -0700 | [diff] [blame] | 51 | static ::DBus::Variant PathToVariant(const ::DBus::Path &value); |
mukesh agrawal | 3239932 | 2011-09-01 10:53:43 -0700 | [diff] [blame] | 52 | static ::DBus::Variant PathArrayToVariant( |
| 53 | const std::vector< ::DBus::Path> &value); |
Chris Masone | b925cc8 | 2011-06-22 15:39:57 -0700 | [diff] [blame] | 54 | static ::DBus::Variant StringToVariant(const std::string &value); |
Chris Masone | 889666b | 2011-07-03 12:58:50 -0700 | [diff] [blame] | 55 | static ::DBus::Variant StringmapToVariant(const Stringmap &value); |
| 56 | static ::DBus::Variant StringmapsToVariant(const Stringmaps &value); |
| 57 | static ::DBus::Variant StringsToVariant(const Strings &value); |
| 58 | static ::DBus::Variant StrIntPairToVariant(const StrIntPair &value); |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 59 | static ::DBus::Variant Uint16ToVariant(uint16 value); |
| 60 | static ::DBus::Variant Uint32ToVariant(uint32 value); |
| 61 | |
| 62 | static bool IsBool(::DBus::Signature signature); |
| 63 | static bool IsByte(::DBus::Signature signature); |
Paul Stewart | ced6a0b | 2011-11-08 15:32:04 -0800 | [diff] [blame] | 64 | static bool IsByteArrays(::DBus::Signature signature); |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 65 | static bool IsInt16(::DBus::Signature signature); |
| 66 | static bool IsInt32(::DBus::Signature signature); |
Chris Masone | 3bd3c8c | 2011-06-13 08:20:26 -0700 | [diff] [blame] | 67 | static bool IsPath(::DBus::Signature signature); |
mukesh agrawal | 3239932 | 2011-09-01 10:53:43 -0700 | [diff] [blame] | 68 | static bool IsPathArray(::DBus::Signature signature); |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 69 | static bool IsString(::DBus::Signature signature); |
| 70 | static bool IsStringmap(::DBus::Signature signature); |
Chris Masone | 27c4aa5 | 2011-07-02 13:10:14 -0700 | [diff] [blame] | 71 | static bool IsStringmaps(::DBus::Signature signature); |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 72 | static bool IsStrings(::DBus::Signature signature); |
| 73 | static bool IsUint16(::DBus::Signature signature); |
| 74 | static bool IsUint32(::DBus::Signature signature); |
| 75 | |
Darin Petkov | e5bc2cb | 2011-12-07 14:47:32 +0100 | [diff] [blame] | 76 | protected: |
| 77 | class Returner : public DBus::Tag, |
| 78 | public ReturnerInterface { |
| 79 | public: |
| 80 | // Creates a new returner instance associated with |adaptor|. |
| 81 | static Returner *Create(DBusAdaptor *adaptor); |
| 82 | |
| 83 | // Used by the adaptor to initiate or delay the return, depending on the |
| 84 | // state of the returner. A call to this method should be the last statement |
| 85 | // in the adaptor method. If none of the interface Return* methods has been |
| 86 | // called yet, DelayOrReturn exits to the dbus-c++ message handler by |
| 87 | // throwing an exception. Otherwise, it initializes |error|, completes the |
| 88 | // RPC call right away and destroys |this|. |
| 89 | void DelayOrReturn(DBus::Error *error); |
| 90 | |
| 91 | // Inherited from ReturnerInterface. These methods complete the RPC call |
| 92 | // right away and destroy the object if DelayOrReturn has been called |
| 93 | // already. Otherwise, they allow DelayOrReturn to complete the call. |
| 94 | virtual void Return(); |
| 95 | virtual void ReturnError(const Error &error); |
| 96 | |
| 97 | private: |
| 98 | // The returner transitions through the following states: |
| 99 | // |
| 100 | // Initialized -> [Delayed|Returned] -> Destroyed. |
| 101 | enum State { |
| 102 | kStateInitialized, // No *Return* methods called yet. |
| 103 | kStateDelayed, // DelayOrReturn called, Return* not. |
| 104 | kStateReturned, // Return* called, DelayOrReturn not. |
| 105 | kStateDestroyed // Return complete, returner destroyed. |
| 106 | }; |
| 107 | |
| 108 | explicit Returner(DBusAdaptor *adaptor); |
| 109 | |
| 110 | // Destruction happens through the *Return* methods. |
| 111 | virtual ~Returner(); |
| 112 | |
| 113 | DBusAdaptor *adaptor_; |
| 114 | Error error_; |
| 115 | State state_; |
| 116 | |
| 117 | DISALLOW_COPY_AND_ASSIGN(Returner); |
| 118 | }; |
| 119 | |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 120 | private: |
Paul Stewart | ced6a0b | 2011-11-08 15:32:04 -0800 | [diff] [blame] | 121 | static const char kByteArraysSig[]; |
mukesh agrawal | 3239932 | 2011-09-01 10:53:43 -0700 | [diff] [blame] | 122 | static const char kPathArraySig[]; |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 123 | static const char kStringmapSig[]; |
Chris Masone | 27c4aa5 | 2011-07-02 13:10:14 -0700 | [diff] [blame] | 124 | static const char kStringmapsSig[]; |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 125 | static const char kStringsSig[]; |
Darin Petkov | e5bc2cb | 2011-12-07 14:47:32 +0100 | [diff] [blame] | 126 | |
Chris Masone | 8fe2c7e | 2011-06-09 15:51:19 -0700 | [diff] [blame] | 127 | DISALLOW_COPY_AND_ASSIGN(DBusAdaptor); |
Chris Masone | d7732e4 | 2011-05-20 11:08:56 -0700 | [diff] [blame] | 128 | }; |
| 129 | |
| 130 | } // namespace shill |
| 131 | #endif // SHILL_DBUS_ADAPTOR_H_ |