#include <stdio.h> #include <bits/libc-lock.h> #include <rpc/rpc.h> #include <assert.h> #include <bits/libc-lock.h> #include <bits/libc-tsd.h> #ifdef _RPC_THREAD_SAFE_ /* Variable used in non-threaded applications or for the first thread. */ static struct rpc_thread_variables __libc_tsd_RPC_VARS_mem; __libc_tsd_define (, struct rpc_thread_variables *, RPC_VARS) /* * Task-variable destructor */ void __attribute__ ((section ("__libc_thread_freeres_fn"))) __rpc_thread_destroy (void) { struct rpc_thread_variables *tvp = __libc_tsd_get (struct rpc_thread_variables *, RPC_VARS); if (tvp != NULL) { __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->svc_xports_s); free (tvp->svc_pollfd_s); if (tvp != &__libc_tsd_RPC_VARS_mem) free (tvp); __libc_tsd_set (struct rpc_thread_variables *, RPC_VARS, NULL); } } #ifdef _LIBC_REENTRANT text_set_element (__libc_thread_subfreeres, __rpc_thread_destroy); #endif text_set_element (__libc_subfreeres, __rpc_thread_destroy); /* * Initialize RPC multi-threaded operation */ static void rpc_thread_multi (void) { __libc_tsd_set (struct rpc_thread_variables *, RPC_VARS, &__libc_tsd_RPC_VARS_mem); } struct rpc_thread_variables * __rpc_thread_variables (void) { __libc_once_define (static, once); struct rpc_thread_variables *tvp; tvp = __libc_tsd_get (struct rpc_thread_variables *, RPC_VARS); if (tvp == NULL) { __libc_once (once, rpc_thread_multi); tvp = __libc_tsd_get (struct rpc_thread_variables *, RPC_VARS); if (tvp == NULL) { tvp = calloc (1, sizeof *tvp); if (tvp != NULL) __libc_tsd_set (struct rpc_thread_variables *, RPC_VARS, tvp); else tvp = __libc_tsd_get (struct rpc_thread_variables *, 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; } libc_hidden_nolink (__rpc_thread_svc_fdset, GLIBC_2_2_3) 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; } libc_hidden_nolink (__rpc_thread_createerr, GLIBC_2_2_3) 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; } #ifdef EXPORT_RPC_SYMBOLS libc_hidden_def (__rpc_thread_svc_pollfd) #else libc_hidden_nolink (__rpc_thread_svc_pollfd, GLIBC_2_2_3) #endif 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; } #ifdef EXPORT_RPC_SYMBOLS libc_hidden_def (__rpc_thread_svc_max_pollfd) #else libc_hidden_nolink (__rpc_thread_svc_max_pollfd, GLIBC_2_2_3) #endif #endif /* _RPC_THREAD_SAFE_ */