1 /*****************************************************************************/ 2 // HP JetDirect (TCP/IP only) transport add-on, 3 // 4 // Author 5 // Philippe Houdoin 6 // 7 // This application and all source files used in its construction, except 8 // where noted, are licensed under the MIT License, and have been written 9 // and are: 10 // 11 // Copyright (c) 2001-2003 Haiku Project 12 // 13 // Permission is hereby granted, free of charge, to any person obtaining a 14 // copy of this software and associated documentation files (the "Software"), 15 // to deal in the Software without restriction, including without limitation 16 // the rights to use, copy, modify, merge, publish, distribute, sublicense, 17 // and/or sell copies of the Software, and to permit persons to whom the 18 // Software is furnished to do so, subject to the following conditions: 19 // 20 // The above copyright notice and this permission notice shall be included 21 // in all copies or substantial portions of the Software. 22 // 23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 24 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 25 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 26 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 27 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 28 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 29 // DEALINGS IN THE SOFTWARE. 30 /*****************************************************************************/ 31 32 33 #include <Message.h> 34 #include <Directory.h> 35 #include <SupportKit.h> 36 37 #include "HPJetDirectTransport.h" 38 39 static BDataIO * g_transport = NULL; 40 41 // Implementation of transport add-on interface 42 extern "C" _EXPORT BDataIO * init_transport(BMessage *msg) 43 { 44 if (msg == NULL) 45 return NULL; 46 47 if (g_transport) 48 return NULL; 49 50 const char* printer_name = msg->FindString("printer_file"); 51 52 if (printer_name && *printer_name != '\0') { 53 BDirectory printer(printer_name); 54 55 if (printer.InitCheck() == B_OK) { 56 HPJetDirectPort * transport = new HPJetDirectPort(&printer, msg); 57 58 if (transport->InitCheck() == B_OK) { 59 g_transport = transport; 60 if (msg) 61 msg->what = 'okok'; 62 return g_transport; 63 }; 64 65 delete transport; 66 }; 67 }; 68 return NULL; 69 } 70 71 extern "C" _EXPORT void exit_transport() 72 { 73 if (g_transport) 74 delete g_transport; 75 g_transport = NULL; 76 } 77