1 /* 2 * Copyright (c) 1999-2000, Eric Moon. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions, and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions, and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 23 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 26 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 27 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 32 // AddOnHostApp.cpp 33 34 #include "AddOnHostApp.h" 35 #include "AddOnHostProtocol.h" 36 37 #include <Alert.h> 38 #include <Catalog.h> 39 #include <Debug.h> 40 #include <MediaRoster.h> 41 42 #include <cstdlib> 43 #include <cstring> 44 45 #undef B_TRANSLATION_CONTEXT 46 #define B_TRANSLATION_CONTEXT "CortexAddOnHost" 47 48 __USE_CORTEX_NAMESPACE 49 using namespace addon_host; 50 51 52 App::App() 53 : BApplication(g_appSignature) 54 { 55 } 56 57 58 App::~App() 59 { 60 } 61 62 63 bool 64 App::QuitRequested() 65 { 66 return true; 67 } 68 69 70 void 71 App::MessageReceived(BMessage* message) 72 { 73 status_t err; 74 75 // message->PrintToStream(); 76 77 switch(message->what) { 78 case M_INSTANTIATE: 79 { 80 // fetch node info 81 dormant_node_info info; 82 const void *data; 83 ssize_t dataSize; 84 err = message->FindData("info", B_RAW_TYPE, &data, &dataSize); 85 if (err < B_OK) { 86 PRINT(( 87 "!!! App::MessageReceived(M_INSTANTIATE):\n" 88 " missing 'info'\n")); 89 break; 90 } 91 if (dataSize != sizeof(info)) { 92 PRINT(( 93 "* App::MessageReceived(M_INSTANTIATE):\n" 94 " warning: 'info' size mismatch\n")); 95 if (dataSize > ssize_t(sizeof(info))) 96 dataSize = sizeof(info); 97 } 98 memcpy(reinterpret_cast<void *>(&info), data, dataSize); 99 100 // attempt to instantiate 101 BMediaRoster* r = BMediaRoster::Roster(); 102 media_node node; 103 err = r->InstantiateDormantNode(info, &node); 104 105 // if(err == B_OK) 106 // // reference it 107 // err = r->GetNodeFor(node.node, &node); 108 109 // send status 110 if (err == B_OK) { 111 BMessage m(M_INSTANTIATE_COMPLETE); 112 m.AddInt32("node_id", node.node); 113 message->SendReply(&m); 114 } 115 else { 116 BMessage m(M_INSTANTIATE_FAILED); 117 m.AddInt32("error", err); 118 message->SendReply(&m); 119 } 120 121 break; 122 } 123 124 case M_RELEASE: 125 { 126 // fetch node info 127 live_node_info info; 128 const void *data; 129 ssize_t dataSize; 130 err = message->FindData("info", B_RAW_TYPE, &data, &dataSize); 131 if (err < B_OK) { 132 PRINT(( 133 "!!! App::MessageReceived(M_RELEASE):\n" 134 " missing 'info'\n")); 135 break; 136 } 137 if (dataSize != sizeof(info)) { 138 PRINT(( 139 "* App::MessageReceived(M_RELEASE):\n" 140 " warning: 'info' size mismatch\n")); 141 if(dataSize > ssize_t(sizeof(info))) 142 dataSize = sizeof(info); 143 } 144 memcpy(reinterpret_cast<void *>(&info), data, dataSize); 145 146 // attempt to release 147 BMediaRoster* r = BMediaRoster::Roster(); 148 media_node node; 149 err = r->ReleaseNode(info.node); 150 151 // send status 152 if (err == B_OK) { 153 BMessage m(M_RELEASE_COMPLETE); 154 m.AddInt32("node_id", info.node.node); 155 message->SendReply(&m); 156 } 157 else { 158 BMessage m(M_RELEASE_FAILED); 159 m.AddInt32("error", err); 160 message->SendReply(&m); 161 } 162 163 break; 164 } 165 166 default: 167 _inherited::MessageReceived(message); 168 } 169 } 170 171 172 int 173 main(int argc, char** argv) 174 { 175 App app; 176 if (argc < 2 || strcmp(argv[1], "--addon-host") != 0) { 177 BAlert* alert = new BAlert(B_TRANSLATE("Cortex AddOnHost"), 178 B_TRANSLATE("This program runs in the background, and is started " 179 "automatically by Cortex when necessary. You probably don't " 180 "want to start it manually."), 181 B_TRANSLATE("Continue"), B_TRANSLATE("Quit")); 182 alert->SetShortcut(1, B_ESCAPE); 183 int32 response = alert->Go(); 184 185 if(response == 1) 186 return 0; 187 } 188 app.Run(); 189 return 0; 190 } 191