1 /* @(#)mt_misc.c 1.24 93/04/29 SMI */ 2 /* $NetBSD: mt_misc.c,v 1.1 2000/06/02 23:11:11 fvdl Exp $ */ 3 /* $FreeBSD: src/lib/libc/rpc/mt_misc.c,v 1.7 2006/02/27 22:10:59 deischen Exp $ */ 4 5 #include "namespace.h" 6 #include "reentrant.h" 7 #include <rpc/rpc.h> 8 #include <sys/time.h> 9 #include <stdlib.h> 10 #include <string.h> 11 #include "un-namespace.h" 12 #include "mt_misc.h" 13 14 /* Take these objects out of the application namespace. */ 15 #define svc_lock __svc_lock 16 #define svc_fd_lock __svc_fd_lock 17 #define rpcbaddr_cache_lock __rpcbaddr_cache_lock 18 #define authdes_ops_lock __authdes_ops_lock 19 #define authnone_lock __authnone_lock 20 #define authsvc_lock __authsvc_lock 21 #define clnt_fd_lock __clnt_fd_lock 22 #define clntraw_lock __clntraw_lock 23 #define dupreq_lock __dupreq_lock 24 #define loopnconf_lock __loopnconf_lock 25 #define ops_lock __ops_lock 26 #define proglst_lock __proglst_lock 27 #define rpcsoc_lock __rpcsoc_lock 28 #define svcraw_lock __svcraw_lock 29 #define tsd_lock __tsd_lock 30 #define xprtlist_lock __xprtlist_lock 31 32 /* protects the services list (svc.c) */ 33 pthread_rwlock_t svc_lock = PTHREAD_RWLOCK_INITIALIZER; 34 35 /* protects svc_fdset and the xports[] array */ 36 pthread_rwlock_t svc_fd_lock = PTHREAD_RWLOCK_INITIALIZER; 37 38 /* protects the RPCBIND address cache */ 39 pthread_rwlock_t rpcbaddr_cache_lock = PTHREAD_RWLOCK_INITIALIZER; 40 41 /* serializes authdes ops initializations */ 42 pthread_mutex_t authdes_ops_lock = PTHREAD_MUTEX_INITIALIZER; 43 44 /* protects des stats list */ 45 pthread_mutex_t svcauthdesstats_lock = PTHREAD_MUTEX_INITIALIZER; 46 47 /* auth_none.c serialization */ 48 pthread_mutex_t authnone_lock = PTHREAD_MUTEX_INITIALIZER; 49 50 /* protects the Auths list (svc_auth.c) */ 51 pthread_mutex_t authsvc_lock = PTHREAD_MUTEX_INITIALIZER; 52 53 /* protects client-side fd lock array */ 54 pthread_mutex_t clnt_fd_lock = PTHREAD_MUTEX_INITIALIZER; 55 56 /* clnt_raw.c serialization */ 57 pthread_mutex_t clntraw_lock = PTHREAD_MUTEX_INITIALIZER; 58 59 /* dupreq variables (svc_dg.c) */ 60 pthread_mutex_t dupreq_lock = PTHREAD_MUTEX_INITIALIZER; 61 62 /* loopnconf (rpcb_clnt.c) */ 63 pthread_mutex_t loopnconf_lock = PTHREAD_MUTEX_INITIALIZER; 64 65 /* serializes ops initializations */ 66 pthread_mutex_t ops_lock = PTHREAD_MUTEX_INITIALIZER; 67 68 /* protects proglst list (svc_simple.c) */ 69 pthread_mutex_t proglst_lock = PTHREAD_MUTEX_INITIALIZER; 70 71 /* serializes clnt_com_create() (rpc_soc.c) */ 72 pthread_mutex_t rpcsoc_lock = PTHREAD_MUTEX_INITIALIZER; 73 74 /* svc_raw.c serialization */ 75 pthread_mutex_t svcraw_lock = PTHREAD_MUTEX_INITIALIZER; 76 77 /* protects TSD key creation */ 78 pthread_mutex_t tsd_lock = PTHREAD_MUTEX_INITIALIZER; 79 80 /* xprtlist (svc_generic.c) */ 81 pthread_mutex_t xprtlist_lock = PTHREAD_MUTEX_INITIALIZER; 82 83 #undef rpc_createerr 84 85 struct rpc_createerr rpc_createerr; 86 87 struct rpc_createerr * 88 __rpc_createerr(void) 89 { 90 static thread_key_t rce_key = 0; 91 struct rpc_createerr *rce_addr = NULL; 92 93 if (thr_main()) 94 return (&rpc_createerr); 95 if ((rce_addr = 96 (struct rpc_createerr *)thr_getspecific(rce_key)) != NULL) { 97 mutex_lock(&tsd_lock); 98 if (thr_keycreate(&rce_key, free) != 0) { 99 mutex_unlock(&tsd_lock); 100 return (&rpc_createerr); 101 } 102 mutex_unlock(&tsd_lock); 103 } 104 if (!rce_addr) { 105 rce_addr = (struct rpc_createerr *) 106 malloc(sizeof (struct rpc_createerr)); 107 if (thr_setspecific(rce_key, (void *) rce_addr) != 0) { 108 if (rce_addr) 109 free(rce_addr); 110 return (&rpc_createerr); 111 } 112 memset(rce_addr, 0, sizeof (struct rpc_createerr)); 113 return (rce_addr); 114 } 115 return (rce_addr); 116 } 117