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 <Debug.h> 39 #include <MediaRoster.h> 40 41 #include <cstdlib> 42 #include <cstring> 43 44 __USE_CORTEX_NAMESPACE 45 using namespace addon_host; 46 47 48 App::App() 49 : BApplication(g_appSignature) 50 { 51 } 52 53 54 App::~App() 55 { 56 } 57 58 59 bool 60 App::QuitRequested() 61 { 62 return true; 63 } 64 65 66 void 67 App::MessageReceived(BMessage* message) 68 { 69 status_t err; 70 71 // message->PrintToStream(); 72 73 switch(message->what) { 74 case M_INSTANTIATE: 75 { 76 // fetch node info 77 dormant_node_info info; 78 const void *data; 79 ssize_t dataSize; 80 err = message->FindData("info", B_RAW_TYPE, &data, &dataSize); 81 if (err < B_OK) { 82 PRINT(( 83 "!!! App::MessageReceived(M_INSTANTIATE):\n" 84 " missing 'info'\n")); 85 break; 86 } 87 if (dataSize != sizeof(info)) { 88 PRINT(( 89 "* App::MessageReceived(M_INSTANTIATE):\n" 90 " warning: 'info' size mismatch\n")); 91 if (dataSize > ssize_t(sizeof(info))) 92 dataSize = sizeof(info); 93 } 94 memcpy(reinterpret_cast<void *>(&info), data, dataSize); 95 96 // attempt to instantiate 97 BMediaRoster* r = BMediaRoster::Roster(); 98 media_node node; 99 err = r->InstantiateDormantNode(info, &node); 100 101 // if(err == B_OK) 102 // // reference it 103 // err = r->GetNodeFor(node.node, &node); 104 105 // send status 106 if (err == B_OK) { 107 BMessage m(M_INSTANTIATE_COMPLETE); 108 m.AddInt32("node_id", node.node); 109 message->SendReply(&m); 110 } 111 else { 112 BMessage m(M_INSTANTIATE_FAILED); 113 m.AddInt32("error", err); 114 message->SendReply(&m); 115 } 116 117 break; 118 } 119 120 case M_RELEASE: 121 { 122 // fetch node info 123 live_node_info info; 124 const void *data; 125 ssize_t dataSize; 126 err = message->FindData("info", B_RAW_TYPE, &data, &dataSize); 127 if (err < B_OK) { 128 PRINT(( 129 "!!! App::MessageReceived(M_RELEASE):\n" 130 " missing 'info'\n")); 131 break; 132 } 133 if (dataSize != sizeof(info)) { 134 PRINT(( 135 "* App::MessageReceived(M_RELEASE):\n" 136 " warning: 'info' size mismatch\n")); 137 if(dataSize > ssize_t(sizeof(info))) 138 dataSize = sizeof(info); 139 } 140 memcpy(reinterpret_cast<void *>(&info), data, dataSize); 141 142 // attempt to release 143 BMediaRoster* r = BMediaRoster::Roster(); 144 media_node node; 145 err = r->ReleaseNode(info.node); 146 147 // send status 148 if (err == B_OK) { 149 BMessage m(M_RELEASE_COMPLETE); 150 m.AddInt32("node_id", info.node.node); 151 message->SendReply(&m); 152 } 153 else { 154 BMessage m(M_RELEASE_FAILED); 155 m.AddInt32("error", err); 156 message->SendReply(&m); 157 } 158 159 break; 160 } 161 162 default: 163 _inherited::MessageReceived(message); 164 } 165 } 166 167 168 int 169 main(int argc, char** argv) 170 { 171 App app; 172 if (argc < 2 || strcmp(argv[1], "--addon-host") != 0) { 173 BAlert* alert = new BAlert("Cortex AddOnHost", 174 "This program runs in the background, and is started automatically " 175 "by Cortex when necessary. You probably don't want to start it manually.", 176 "Continue", "Quit"); 177 alert->SetShortcut(1, B_ESCAPE); 178 int32 response = alert->Go(); 179 180 if(response == 1) 181 return 0; 182 } 183 app.Run(); 184 return 0; 185 } 186