Emeric Vigier | 2f62582 | 2012-08-06 11:09:52 -0400 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * D-Bus++ - C++ bindings for D-Bus |
| 4 | * |
| 5 | * Copyright (C) 2005-2007 Paolo Durante <shackan@gmail.com> |
| 6 | * |
| 7 | * |
| 8 | * This library is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU Lesser General Public |
| 10 | * License as published by the Free Software Foundation; either |
| 11 | * version 2.1 of the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This library is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * Lesser General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU Lesser General Public |
| 19 | * License along with this library; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 21 | * |
| 22 | */ |
| 23 | |
| 24 | #ifdef HAVE_CONFIG_H |
| 25 | #include <config.h> |
| 26 | #endif |
| 27 | |
| 28 | #include <dbus-c++/debug.h> |
| 29 | #include <dbus-c++/interface.h> |
| 30 | |
| 31 | #include "internalerror.h" |
| 32 | |
| 33 | using namespace DBus; |
| 34 | |
| 35 | Interface::Interface(const std::string &name) |
| 36 | : _name(name) |
| 37 | {} |
| 38 | |
| 39 | Interface::~Interface() |
| 40 | {} |
| 41 | |
| 42 | InterfaceAdaptor *AdaptorBase::find_interface(const std::string &name) |
| 43 | { |
| 44 | InterfaceAdaptorTable::const_iterator ii = _interfaces.find(name); |
| 45 | |
| 46 | return ii != _interfaces.end() ? ii->second : NULL; |
| 47 | } |
| 48 | |
| 49 | InterfaceAdaptor::InterfaceAdaptor(const std::string &name) |
| 50 | : Interface(name) |
| 51 | { |
| 52 | debug_log("adding interface %s", name.c_str()); |
| 53 | |
| 54 | _interfaces[name] = this; |
| 55 | } |
| 56 | |
| 57 | Message InterfaceAdaptor::dispatch_method(const CallMessage &msg) |
| 58 | { |
| 59 | const char *name = msg.member(); |
| 60 | |
| 61 | MethodTable::iterator mi = _methods.find(name); |
| 62 | if (mi != _methods.end()) |
| 63 | { |
| 64 | return mi->second.call(msg); |
| 65 | } |
| 66 | else |
| 67 | { |
| 68 | return ErrorMessage(msg, DBUS_ERROR_UNKNOWN_METHOD, name); |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | void InterfaceAdaptor::emit_signal(const SignalMessage &sig) |
| 73 | { |
| 74 | SignalMessage &sig2 = const_cast<SignalMessage &>(sig); |
| 75 | |
| 76 | if (sig2.interface() == NULL) |
| 77 | sig2.interface(name().c_str()); |
| 78 | |
| 79 | _emit_signal(sig2); |
| 80 | } |
| 81 | |
| 82 | Variant *InterfaceAdaptor::get_property(const std::string &name) |
| 83 | { |
| 84 | PropertyTable::iterator pti = _properties.find(name); |
| 85 | |
| 86 | if (pti != _properties.end()) |
| 87 | { |
| 88 | if (!pti->second.read) |
| 89 | throw ErrorAccessDenied("property is not readable"); |
| 90 | |
| 91 | return &(pti->second.value); |
| 92 | } |
| 93 | return NULL; |
| 94 | } |
| 95 | |
| 96 | void InterfaceAdaptor::set_property(const std::string &name, Variant &value) |
| 97 | { |
| 98 | PropertyTable::iterator pti = _properties.find(name); |
| 99 | |
| 100 | if (pti != _properties.end()) |
| 101 | { |
| 102 | if (!pti->second.write) |
| 103 | throw ErrorAccessDenied("property is not writeable"); |
| 104 | |
| 105 | Signature sig = value.signature(); |
| 106 | |
| 107 | if (pti->second.sig != sig) |
| 108 | throw ErrorInvalidSignature("property expects a different type"); |
| 109 | |
| 110 | pti->second.value = value; |
| 111 | return; |
| 112 | } |
| 113 | throw ErrorFailed("requested property not found"); |
| 114 | } |
| 115 | |
| 116 | InterfaceProxy *ProxyBase::find_interface(const std::string &name) |
| 117 | { |
| 118 | InterfaceProxyTable::const_iterator ii = _interfaces.find(name); |
| 119 | |
| 120 | return ii != _interfaces.end() ? ii->second : NULL; |
| 121 | } |
| 122 | |
| 123 | InterfaceProxy::InterfaceProxy(const std::string &name) |
| 124 | : Interface(name) |
| 125 | { |
| 126 | debug_log("adding interface %s", name.c_str()); |
| 127 | |
| 128 | _interfaces[name] = this; |
| 129 | } |
| 130 | |
| 131 | bool InterfaceProxy::dispatch_signal(const SignalMessage &msg) |
| 132 | { |
| 133 | const char *name = msg.member(); |
| 134 | |
| 135 | SignalTable::iterator si = _signals.find(name); |
| 136 | if (si != _signals.end()) |
| 137 | { |
| 138 | si->second.call(msg); |
| 139 | // Here we always return false because there might be |
| 140 | // another InterfaceProxy listening for the same signal. |
| 141 | // This way we instruct libdbus-1 to go on dispatching |
| 142 | // the signal. |
| 143 | return false; |
| 144 | } |
| 145 | else |
| 146 | { |
| 147 | return false; |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | Message InterfaceProxy::invoke_method(const CallMessage &call) |
| 152 | { |
| 153 | CallMessage &call2 = const_cast<CallMessage &>(call); |
| 154 | |
| 155 | if (call.interface() == NULL) |
| 156 | call2.interface(name().c_str()); |
| 157 | |
| 158 | return _invoke_method(call2); |
| 159 | } |
| 160 | |
| 161 | bool InterfaceProxy::invoke_method_noreply(const CallMessage &call) |
| 162 | { |
| 163 | CallMessage &call2 = const_cast<CallMessage &>(call); |
| 164 | |
| 165 | if (call.interface() == NULL) |
| 166 | call2.interface(name().c_str()); |
| 167 | |
| 168 | return _invoke_method_noreply(call2); |
| 169 | } |