diff options
Diffstat (limited to 'REORG.TODO/sunrpc/rpc_thread.c')
| -rw-r--r-- | REORG.TODO/sunrpc/rpc_thread.c | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/REORG.TODO/sunrpc/rpc_thread.c b/REORG.TODO/sunrpc/rpc_thread.c new file mode 100644 index 0000000000..ccbf9bb69b --- /dev/null +++ b/REORG.TODO/sunrpc/rpc_thread.c @@ -0,0 +1,140 @@ +#include <stdio.h> +#include <rpc/rpc.h> +#include <assert.h> + +#include <libc-lock.h> +#include <libc-tsd.h> +#include <shlib-compat.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; +static __thread struct rpc_thread_variables *thread_rpc_vars + attribute_tls_model_ie; + +/* + * Task-variable destructor + */ +void __attribute__ ((section ("__libc_thread_freeres_fn"))) +__rpc_thread_destroy (void) +{ + struct rpc_thread_variables *tvp = thread_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); + thread_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) +{ + thread_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 = thread_rpc_vars; + + if (tvp == NULL) { + __libc_once (once, rpc_thread_multi); + tvp = thread_rpc_vars; + if (tvp == NULL) { + tvp = calloc (1, sizeof *tvp); + if (tvp != NULL) + thread_rpc_vars = tvp; + } + } + 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 compatibility 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_sunrpc (__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_sunrpc (__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_sunrpc (__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_sunrpc (__rpc_thread_svc_max_pollfd, GLIBC_2_2_3) +#endif + +#endif /* _RPC_THREAD_SAFE_ */ |