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/*
* Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
*
* Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
*/
#include <stdio.h>
#include <assert.h>
#include "rpc_private.h"
#ifdef __UCLIBC_HAS_THREADS__
#include <bits/libc-tsd.h>
#include <bits/libc-lock.h>
/* Variable used in non-threaded applications or for the first thread. */
static struct rpc_thread_variables __libc_tsd_RPC_VARS_mem;
__libc_tsd_define (, RPC_VARS)
/*
* Task-variable destructor
*/
void
__rpc_thread_destroy (void)
{
struct rpc_thread_variables *tvp = __libc_tsd_get (RPC_VARS);
if (tvp != NULL && tvp != &__libc_tsd_RPC_VARS_mem) {
__rpc_thread_svc_cleanup ();
__rpc_thread_clnt_cleanup ();
/*__rpc_thread_key_cleanup (); */
free (tvp->clnt_perr_buf_s);
free (tvp->clntraw_private_s);
free (tvp->svcraw_private_s);
free (tvp->authdes_cache_s);
free (tvp->authdes_lru_s);
free (tvp);
__libc_tsd_set (RPC_VARS, NULL);
}
}
/*
* Initialize RPC multi-threaded operation
*/
static void
rpc_thread_multi (void)
{
__libc_tsd_set (RPC_VARS, &__libc_tsd_RPC_VARS_mem);
}
struct rpc_thread_variables attribute_hidden *
__rpc_thread_variables (void)
{
__libc_once_define (static, once);
struct rpc_thread_variables *tvp;
tvp = __libc_tsd_get (RPC_VARS);
if (tvp == NULL) {
__libc_once (once, rpc_thread_multi);
tvp = __libc_tsd_get (RPC_VARS);
if (tvp == NULL) {
tvp = calloc (1, sizeof *tvp);
if (tvp != NULL)
__libc_tsd_set (RPC_VARS, tvp);
else
tvp = __libc_tsd_get (RPC_VARS);
}
}
return tvp;
}
/* Global variables If we're single-threaded, or if this is the first
thread using the variable, use the existing global variable. This
provides backwards compatability for existing applications which
dynamically link against this code. */
#undef svc_fdset
#undef rpc_createerr
#undef svc_pollfd
#undef svc_max_pollfd
fd_set *
__rpc_thread_svc_fdset (void)
{
struct rpc_thread_variables *tvp;
tvp = __rpc_thread_variables ();
if (tvp == &__libc_tsd_RPC_VARS_mem)
return &svc_fdset;
return &tvp->svc_fdset_s;
}
struct rpc_createerr *
__rpc_thread_createerr (void)
{
struct rpc_thread_variables *tvp;
tvp = __rpc_thread_variables ();
if (tvp == &__libc_tsd_RPC_VARS_mem)
return &rpc_createerr;
return &tvp->rpc_createerr_s;
}
struct pollfd **
__rpc_thread_svc_pollfd (void)
{
struct rpc_thread_variables *tvp;
tvp = __rpc_thread_variables ();
if (tvp == &__libc_tsd_RPC_VARS_mem)
return &svc_pollfd;
return &tvp->svc_pollfd_s;
}
int *
__rpc_thread_svc_max_pollfd (void)
{
struct rpc_thread_variables *tvp;
tvp = __rpc_thread_variables ();
if (tvp == &__libc_tsd_RPC_VARS_mem)
return &svc_max_pollfd;
return &tvp->svc_max_pollfd_s;
}
#else
#undef svc_fdset
#undef rpc_createerr
#undef svc_pollfd
#undef svc_max_pollfd
extern fd_set svc_fdset;
fd_set * __rpc_thread_svc_fdset (void)
{
return &(svc_fdset);
}
extern struct rpc_createerr rpc_createerr;
struct rpc_createerr * __rpc_thread_createerr (void)
{
return &(rpc_createerr);
}
extern struct pollfd *svc_pollfd;
struct pollfd ** __rpc_thread_svc_pollfd (void)
{
return &(svc_pollfd);
}
extern int svc_max_pollfd;
int * __rpc_thread_svc_max_pollfd (void)
{
return &(svc_max_pollfd);
}
#endif /* __UCLIBC_HAS_THREADS__ */
libc_hidden_def(__rpc_thread_svc_fdset)
libc_hidden_def(__rpc_thread_createerr)
libc_hidden_def(__rpc_thread_svc_pollfd)
libc_hidden_def(__rpc_thread_svc_max_pollfd)
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