NetBSD/lib/libc/rpc/mt_misc.c
2003-01-18 10:52:16 +00:00

103 lines
2.8 KiB
C

/* $NetBSD: mt_misc.c,v 1.2 2003/01/18 11:29:05 thorpej Exp $ */
/*
* Define and initialize MT data for libnsl.
* The _libnsl_lock_init() function below is the library's .init handler.
*/
/* #pragma ident "@(#)mt_misc.c 1.24 93/04/29 SMI" */
#include "reentrant.h"
#include <rpc/rpc.h>
#include <sys/time.h>
#include <stdlib.h>
#include <string.h>
#ifdef _REENTRANT
/* protects the services list (svc.c) */
rwlock_t svc_lock = RWLOCK_INITIALIZER;
/* protects svc_fdset and the xports[] array */
rwlock_t svc_fd_lock = RWLOCK_INITIALIZER;
/* protects the RPCBIND address cache */
rwlock_t rpcbaddr_cache_lock = RWLOCK_INITIALIZER;
/* protects authdes cache (svcauth_des.c) */
mutex_t authdes_lock = MUTEX_INITIALIZER;
/* auth_none.c serialization */
mutex_t authnone_lock = MUTEX_INITIALIZER;
/* protects the Auths list (svc_auth.c) */
mutex_t authsvc_lock = MUTEX_INITIALIZER;
/* protects client-side fd lock array */
mutex_t clnt_fd_lock = MUTEX_INITIALIZER;
/* clnt_raw.c serialization */
mutex_t clntraw_lock = MUTEX_INITIALIZER;
/* domainname and domain_fd (getdname.c) and default_domain (rpcdname.c) */
mutex_t dname_lock = MUTEX_INITIALIZER;
/* dupreq variables (svc_dg.c) */
mutex_t dupreq_lock = MUTEX_INITIALIZER;
/* protects first_time and hostname (key_call.c) */
mutex_t keyserv_lock = MUTEX_INITIALIZER;
/* serializes rpc_trace() (rpc_trace.c) */
mutex_t libnsl_trace_lock = MUTEX_INITIALIZER;
/* loopnconf (rpcb_clnt.c) */
mutex_t loopnconf_lock = MUTEX_INITIALIZER;
/* serializes ops initializations */
mutex_t ops_lock = MUTEX_INITIALIZER;
/* protects ``port'' static in bindresvport() */
mutex_t portnum_lock = MUTEX_INITIALIZER;
/* protects proglst list (svc_simple.c) */
mutex_t proglst_lock = MUTEX_INITIALIZER;
/* serializes clnt_com_create() (rpc_soc.c) */
mutex_t rpcsoc_lock = MUTEX_INITIALIZER;
/* svc_raw.c serialization */
mutex_t svcraw_lock = MUTEX_INITIALIZER;
/* xprtlist (svc_generic.c) */
mutex_t xprtlist_lock = MUTEX_INITIALIZER;
/* serializes calls to public key routines */
mutex_t serialize_pkey = MUTEX_INITIALIZER;
#endif /* _REENTRANT */
#undef rpc_createerr
struct rpc_createerr rpc_createerr;
#ifdef _REENTRANT
static thread_key_t rce_key;
static once_t rce_once = ONCE_INITIALIZER;
static void
__rpc_createerr_setup(void)
{
thr_keycreate(&rce_key, free);
}
#endif /* _REENTRANT */
struct rpc_createerr*
__rpc_createerr()
{
#ifdef _REENTRANT
struct rpc_createerr *rce_addr = 0;
extern int __isthreaded;
if (__isthreaded == 0)
return (&rpc_createerr);
thr_once(&rce_once, __rpc_createerr_setup);
rce_addr = thr_getspecific(rce_key);
if (rce_addr == NULL) {
rce_addr = (struct rpc_createerr *)
malloc(sizeof (struct rpc_createerr));
thr_setspecific(rce_key, (void *) rce_addr);
memset(rce_addr, 0, sizeof (struct rpc_createerr));
}
return (rce_addr);
#else
return &rpc_createerr;
#endif
}