mt_misc.c revision 1.1.4.2
1 1.1.4.2 minoura /* $NetBSD: mt_misc.c,v 1.1.4.2 2000/06/23 16:17:43 minoura Exp $ */ 2 1.1.4.2 minoura 3 1.1.4.2 minoura /* 4 1.1.4.2 minoura * Define and initialize MT data for libnsl. 5 1.1.4.2 minoura * The _libnsl_lock_init() function below is the library's .init handler. 6 1.1.4.2 minoura */ 7 1.1.4.2 minoura 8 1.1.4.2 minoura /* #pragma ident "@(#)mt_misc.c 1.24 93/04/29 SMI" */ 9 1.1.4.2 minoura 10 1.1.4.2 minoura #include "reentrant.h" 11 1.1.4.2 minoura #include <rpc/rpc.h> 12 1.1.4.2 minoura #include <sys/time.h> 13 1.1.4.2 minoura #include <stdlib.h> 14 1.1.4.2 minoura 15 1.1.4.2 minoura #ifdef _REENT 16 1.1.4.2 minoura 17 1.1.4.2 minoura /* 18 1.1.4.2 minoura * XXX fvdl - this needs to be done right when implementing a thread-safe 19 1.1.4.2 minoura * libc. 20 1.1.4.2 minoura */ 21 1.1.4.2 minoura 22 1.1.4.2 minoura rwlock_t svc_lock; /* protects the services list (svc.c) */ 23 1.1.4.2 minoura rwlock_t svc_fd_lock; /* protects svc_fdset and the xports[] array */ 24 1.1.4.2 minoura rwlock_t rpcbaddr_cache_lock; /* protects the RPCBIND address cache */ 25 1.1.4.2 minoura static rwlock_t *rwlock_table[] = { 26 1.1.4.2 minoura &svc_lock, 27 1.1.4.2 minoura &svc_fd_lock, 28 1.1.4.2 minoura &rpcbaddr_cache_lock 29 1.1.4.2 minoura }; 30 1.1.4.2 minoura 31 1.1.4.2 minoura mutex_t authdes_lock; /* protects authdes cache (svcauth_des.c) */ 32 1.1.4.2 minoura mutex_t authnone_lock; /* auth_none.c serialization */ 33 1.1.4.2 minoura mutex_t authsvc_lock; /* protects the Auths list (svc_auth.c) */ 34 1.1.4.2 minoura mutex_t clnt_fd_lock; /* protects client-side fd lock array */ 35 1.1.4.2 minoura mutex_t clntraw_lock; /* clnt_raw.c serialization */ 36 1.1.4.2 minoura mutex_t dname_lock; /* domainname and domain_fd (getdname.c) */ 37 1.1.4.2 minoura /* and default_domain (rpcdname.c) */ 38 1.1.4.2 minoura mutex_t dupreq_lock; /* dupreq variables (svc_dg.c) */ 39 1.1.4.2 minoura mutex_t keyserv_lock; /* protects first_time and hostname */ 40 1.1.4.2 minoura /* (key_call.c) */ 41 1.1.4.2 minoura mutex_t libnsl_trace_lock; /* serializes rpc_trace() (rpc_trace.c) */ 42 1.1.4.2 minoura mutex_t loopnconf_lock; /* loopnconf (rpcb_clnt.c) */ 43 1.1.4.2 minoura mutex_t ops_lock; /* serializes ops initializations */ 44 1.1.4.2 minoura mutex_t portnum_lock; /* protects ``port'' static in bindresvport() */ 45 1.1.4.2 minoura mutex_t proglst_lock; /* protects proglst list (svc_simple.c) */ 46 1.1.4.2 minoura mutex_t rpcsoc_lock; /* serializes clnt_com_create() (rpc_soc.c) */ 47 1.1.4.2 minoura mutex_t svcraw_lock; /* svc_raw.c serialization */ 48 1.1.4.2 minoura mutex_t tsd_lock; /* protects TSD key creation */ 49 1.1.4.2 minoura mutex_t xprtlist_lock; /* xprtlist (svc_generic.c) */ 50 1.1.4.2 minoura mutex_t serialize_pkey; /* serializes calls to public key routines */ 51 1.1.4.2 minoura 52 1.1.4.2 minoura 53 1.1.4.2 minoura static mutex_t *mutex_table[] = { 54 1.1.4.2 minoura &authdes_lock, 55 1.1.4.2 minoura &authnone_lock, 56 1.1.4.2 minoura &authsvc_lock, 57 1.1.4.2 minoura &clnt_fd_lock, 58 1.1.4.2 minoura &clntraw_lock, 59 1.1.4.2 minoura &dname_lock, 60 1.1.4.2 minoura &dupreq_lock, 61 1.1.4.2 minoura &keyserv_lock, 62 1.1.4.2 minoura &libnsl_trace_lock, 63 1.1.4.2 minoura &loopnconf_lock, 64 1.1.4.2 minoura &ops_lock, 65 1.1.4.2 minoura &portnum_lock, 66 1.1.4.2 minoura &proglst_lock, 67 1.1.4.2 minoura &rpcsoc_lock, 68 1.1.4.2 minoura &svcraw_lock, 69 1.1.4.2 minoura &tsd_lock, 70 1.1.4.2 minoura &xprtlist_lock, 71 1.1.4.2 minoura &serialize_pkey 72 1.1.4.2 minoura }; 73 1.1.4.2 minoura 74 1.1.4.2 minoura int __rpc_lock_value; 75 1.1.4.2 minoura 76 1.1.4.2 minoura #pragma init(_libnsl_lock_init) 77 1.1.4.2 minoura 78 1.1.4.2 minoura void 79 1.1.4.2 minoura _libnsl_lock_init() 80 1.1.4.2 minoura { 81 1.1.4.2 minoura int i; 82 1.1.4.2 minoura 83 1.1.4.2 minoura /* _thr_main() returns -1 if libthread no linked in */ 84 1.1.4.2 minoura 85 1.1.4.2 minoura if (_thr_main() == -1) 86 1.1.4.2 minoura lock_value = 0; 87 1.1.4.2 minoura else 88 1.1.4.2 minoura lock_value = 1; 89 1.1.4.2 minoura 90 1.1.4.2 minoura for (i = 0; i < sizeof (mutex_table) / sizeof (mutex_table[0]); i++) 91 1.1.4.2 minoura mutex_init(mutex_table[i], 0, (void *) 0); 92 1.1.4.2 minoura 93 1.1.4.2 minoura for (i = 0; i < sizeof (rwlock_table) / sizeof (rwlock_table[0]); i++) 94 1.1.4.2 minoura rwlock_init(rwlock_table[i], 0, (void *) 0); 95 1.1.4.2 minoura } 96 1.1.4.2 minoura 97 1.1.4.2 minoura #endif /* _REENT */ 98 1.1.4.2 minoura 99 1.1.4.2 minoura 100 1.1.4.2 minoura #undef rpc_createerr 101 1.1.4.2 minoura 102 1.1.4.2 minoura struct rpc_createerr rpc_createerr; 103 1.1.4.2 minoura 104 1.1.4.2 minoura struct rpc_createerr * 105 1.1.4.2 minoura __rpc_createerr() 106 1.1.4.2 minoura { 107 1.1.4.2 minoura #ifdef _REENT 108 1.1.4.2 minoura static thread_key_t rce_key = 0; 109 1.1.4.2 minoura struct rpc_createerr *rce_addr = 0; 110 1.1.4.2 minoura 111 1.1.4.2 minoura if (_thr_main()) 112 1.1.4.2 minoura return (&rpc_createerr); 113 1.1.4.2 minoura if (_thr_getspecific(rce_key, (void **) &rce_addr) != 0) { 114 1.1.4.2 minoura mutex_lock(&tsd_lock); 115 1.1.4.2 minoura if (_thr_keycreate(&rce_key, free) != 0) { 116 1.1.4.2 minoura mutex_unlock(&tsd_lock); 117 1.1.4.2 minoura return (&rpc_createerr); 118 1.1.4.2 minoura } 119 1.1.4.2 minoura mutex_unlock(&tsd_lock); 120 1.1.4.2 minoura } 121 1.1.4.2 minoura if (!rce_addr) { 122 1.1.4.2 minoura rce_addr = (struct rpc_createerr *) 123 1.1.4.2 minoura malloc(sizeof (struct rpc_createerr)); 124 1.1.4.2 minoura if (_thr_setspecific(rce_key, (void *) rce_addr) != 0) { 125 1.1.4.2 minoura if (rce_addr) 126 1.1.4.2 minoura free(rce_addr); 127 1.1.4.2 minoura return (&rpc_createerr); 128 1.1.4.2 minoura } 129 1.1.4.2 minoura memset(rce_addr, 0, sizeof (struct rpc_createerr)); 130 1.1.4.2 minoura return (rce_addr); 131 1.1.4.2 minoura } 132 1.1.4.2 minoura return (rce_addr); 133 1.1.4.2 minoura #else 134 1.1.4.2 minoura return &rpc_createerr; 135 1.1.4.2 minoura #endif 136 1.1.4.2 minoura } 137
Indexes created Tue Sep 30 20:09:53 GMT 2025