1 #pragma ident "%Z%%M% %I% %E% SMI" 2 3 /* 4 * Copyright (C) 2004 by the Massachusetts Institute of Technology, 5 * Cambridge, MA, USA. All Rights Reserved. 6 * 7 * This software is being provided to you, the LICENSEE, by the 8 * Massachusetts Institute of Technology (M.I.T.) under the following 9 * license. By obtaining, using and/or copying this software, you agree 10 * that you have read, understood, and will comply with these terms and 11 * conditions: 12 * 13 * Export of this software from the United States of America may 14 * require a specific license from the United States Government. 15 * It is the responsibility of any person or organization contemplating 16 * export to obtain such a license before exporting. 17 * 18 * WITHIN THAT CONSTRAINT, permission to use, copy, modify and distribute 19 * this software and its documentation for any purpose and without fee or 20 * royalty is hereby granted, provided that you agree to comply with the 21 * following copyright notice and statements, including the disclaimer, and 22 * that the same appear on ALL copies of the software and documentation, 23 * including modifications that you make for internal use or for 24 * distribution: 25 * 26 * THIS SOFTWARE IS PROVIDED "AS IS", AND M.I.T. MAKES NO REPRESENTATIONS 27 * OR WARRANTIES, EXPRESS OR IMPLIED. By way of example, but not 28 * limitation, M.I.T. MAKES NO REPRESENTATIONS OR WARRANTIES OF 29 * MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE OR THAT THE USE OF 30 * THE LICENSED SOFTWARE OR DOCUMENTATION WILL NOT INFRINGE ANY THIRD PARTY 31 * PATENTS, COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS. 32 * 33 * The name of the Massachusetts Institute of Technology or M.I.T. may NOT 34 * be used in advertising or publicity pertaining to distribution of the 35 * software. Title to copyright in this software and any associated 36 * documentation shall at all times remain with M.I.T., and USER agrees to 37 * preserve same. 38 * 39 * Furthermore if you modify this software you must label 40 * your software as modified software and not distribute it in such a 41 * fashion that it might be confused with the original M.I.T. software. 42 */ 43 44 #include <fake-addrinfo.h> 45 #include <k5-thread.h> 46 47 /* Allocate the storage here. */ 48 struct fac krb5int_fac = { K5_MUTEX_PARTIAL_INITIALIZER, 0 }; 49 50 int krb5int_init_fac (void) 51 { 52 return k5_mutex_finish_init(&krb5int_fac.lock); 53 } 54 55 void krb5int_fini_fac (void) 56 { 57 k5_mutex_destroy(&krb5int_fac.lock); 58 } 59 60 extern int krb5int_call_thread_support_init(void); 61 int krb5int_lock_fac (void) 62 { 63 int err; 64 err = krb5int_call_thread_support_init(); 65 if (err) 66 return err; 67 return k5_mutex_lock(&krb5int_fac.lock); 68 } 69 70 int krb5int_unlock_fac (void) 71 { 72 return k5_mutex_unlock(&krb5int_fac.lock); 73 } 74