1 /* ccapi/lib/win/OldCC/client.h */ 2 /* 3 * Copyright 2008 Massachusetts Institute of Technology. 4 * All Rights Reserved. 5 * 6 * Export of this software from the United States of America may 7 * require a specific license from the United States Government. 8 * It is the responsibility of any person or organization contemplating 9 * export to obtain such a license before exporting. 10 * 11 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and 12 * distribute this software and its documentation for any purpose and 13 * without fee is hereby granted, provided that the above copyright 14 * notice appear in all copies and that both that copyright notice and 15 * this permission notice appear in supporting documentation, and that 16 * the name of M.I.T. not be used in advertising or publicity pertaining 17 * to distribution of the software without specific, written prior 18 * permission. Furthermore if you modify this software you must label 19 * your software as modified software and not distribute it in such a 20 * fashion that it might be confused with the original M.I.T. software. 21 * M.I.T. makes no representations about the suitability of 22 * this software for any purpose. It is provided "as is" without express 23 * or implied warranty. 24 */ 25 26 #ifndef __DLL_CLIENT_H__ 27 #define __DLL_CLIENT_H__ 28 29 #include "autolock.hxx" 30 #include "init.hxx" 31 32 class Client { 33 public: 34 static DWORD Initialize(char* ep OPTIONAL); 35 static DWORD Cleanup(); 36 static DWORD Reconnect(char* ep OPTIONAL); 37 38 static bool Initialized() { return s_init; } 39 40 static CcOsLock sLock; 41 42 private: 43 static bool s_init; 44 45 static DWORD Disconnect(); 46 static DWORD Connect(char* ep OPTIONAL); 47 }; 48 49 #define CLIENT_INIT_EX(trap, error) \ 50 do \ 51 { \ 52 INIT_INIT_EX(trap, error); \ 53 if (!Client::Initialized()) \ 54 { \ 55 DWORD status = Client::Initialize(0); \ 56 if (status) return (trap) ? (error) : status; \ 57 } \ 58 } while(0) 59 60 #endif 61