diff options
Diffstat (limited to 'newlib/libc/sys/linux/net/getXXent_r.c')
| -rw-r--r-- | newlib/libc/sys/linux/net/getXXent_r.c | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/newlib/libc/sys/linux/net/getXXent_r.c b/newlib/libc/sys/linux/net/getXXent_r.c deleted file mode 100644 index e0228e40e..000000000 --- a/newlib/libc/sys/linux/net/getXXent_r.c +++ /dev/null @@ -1,209 +0,0 @@ -/* Copyright (C) 1996,97,98,99,2000,2002,2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <errno.h> -#define _IO_MTSAFE_IO -#include <bits/libc-lock.h> - -#include "nsswitch.h" - -/*******************************************************************\ -|* Here we assume several symbols to be defined: *| -|* *| -|* LOOKUP_TYPE - the return type of the function *| -|* *| -|* SETFUNC_NAME - name of the non-reentrant setXXXent function *| -|* *| -|* GETFUNC_NAME - name of the non-reentrant getXXXent function *| -|* *| -|* ENDFUNC_NAME - name of the non-reentrant endXXXent function *| -|* *| -|* DATABASE_NAME - name of the database the function accesses *| -|* (e.g., host, services, ...) *| -|* *| -|* Optionally the following vars can be defined: *| -|* *| -|* STAYOPEN - variable declaration for setXXXent function *| -|* *| -|* STAYOPEN_VAR - variable name for setXXXent function *| -|* *| -|* NEED_H_ERRNO - an extra parameter will be passed to point to *| -|* the global `h_errno' variable. *| -|* *| -\*******************************************************************/ - -/* To make the real sources a bit prettier. */ -#define REENTRANT_GETNAME APPEND_R (GETFUNC_NAME) -#define APPEND_R(Name) CONCAT2_2 (Name, _r) -#define INTERNAL(Name) CONCAT2_2 (__, Name) -#define CONCAT2_1(Pre, Post) CONCAT2_2 (Pre, Post) -#define CONCAT2_2(Pre, Post) Pre##Post -#define NEW(name) NEW1 (name) -#define NEW1(name) __new_##name - -#define SETFUNC_NAME_STRING STRINGIZE (SETFUNC_NAME) -#define GETFUNC_NAME_STRING STRINGIZE (REENTRANT_GETNAME) -#define ENDFUNC_NAME_STRING STRINGIZE (ENDFUNC_NAME) -#define DATABASE_NAME_STRING STRINGIZE (DATABASE_NAME) -#define STRINGIZE(Name) STRINGIZE1 (Name) -#define STRINGIZE1(Name) #Name - -#ifndef DB_LOOKUP_FCT -# define DB_LOOKUP_FCT CONCAT3_1 (__nss_, DATABASE_NAME, _lookup) -# define CONCAT3_1(Pre, Name, Post) CONCAT3_2 (Pre, Name, Post) -# define CONCAT3_2(Pre, Name, Post) Pre##Name##Post -#endif - -/* Sometimes we need to store error codes in the `h_errno' variable. */ -#ifdef NEED_H_ERRNO -# define H_ERRNO_PARM , int *h_errnop -# define H_ERRNO_VAR , &h_errno -# define H_ERRNO_VAR_P &h_errno -#else -# define H_ERRNO_PARM -# define H_ERRNO_VAR -# define H_ERRNO_VAR_P NULL -#endif - -/* Some databases take the `stayopen' flag. */ -#ifdef STAYOPEN -# define STAYOPEN_TMP CONCAT2_1 (STAYOPEN, _tmp) -# define STAYOPEN_TMPVAR &CONCAT2_1 (STAYOPEN_VAR, _tmp) -#else -# define STAYOPEN void -# define STAYOPEN_VAR 0 -# define STAYOPEN_TMPVAR NULL -#endif - -#ifndef NEED__RES -# define NEED__RES 0 -#endif - -/* This handle for the NSS data base is shared between all - set/get/endXXXent functions. */ -static service_user *nip; -/* Remember the last service used since the last call to `endXXent'. */ -static service_user *last_nip; -/* Remember the first service_entry, it's always the same. */ -static service_user *startp; - -#ifdef STAYOPEN_TMP -/* We need to remember the last `stayopen' flag given by the user - since the `setent' function is only called for the first available - service. */ -static STAYOPEN_TMP; -#endif - -/* Protect above variable against multiple uses at the same time. */ -__libc_lock_define_initialized (static, lock) - -/* The lookup function for the first entry of this service. */ -extern int DB_LOOKUP_FCT (service_user **nip, const char *name, void **fctp) - internal_function; -libc_hidden_proto (DB_LOOKUP_FCT) - -void -SETFUNC_NAME (STAYOPEN) -{ - int save; - - __libc_lock_lock (lock); - __nss_setent (SETFUNC_NAME_STRING, DB_LOOKUP_FCT, &nip, &startp, - &last_nip, STAYOPEN_VAR, STAYOPEN_TMPVAR, NEED__RES); - - save = errno; - __libc_lock_unlock (lock); - __set_errno (save); -} - - -void -ENDFUNC_NAME (void) -{ - int save; - - /* If the service has not been used before do not do anything. */ - if (startp != NULL) - { - __libc_lock_lock (lock); - __nss_endent (ENDFUNC_NAME_STRING, DB_LOOKUP_FCT, &nip, &startp, - &last_nip, NEED__RES); - save = errno; - __libc_lock_unlock (lock); - __set_errno (save); - } -} - - -int -INTERNAL (REENTRANT_GETNAME) (LOOKUP_TYPE *resbuf, char *buffer, size_t buflen, - LOOKUP_TYPE **result H_ERRNO_PARM) -{ - int status; - int save; - - __libc_lock_lock (lock); - status = __nss_getent_r (GETFUNC_NAME_STRING, SETFUNC_NAME_STRING, - DB_LOOKUP_FCT, &nip, &startp, &last_nip, - STAYOPEN_TMPVAR, NEED__RES, resbuf, buffer, - buflen, (void **) result, H_ERRNO_VAR_P); - save = errno; - __libc_lock_unlock (lock); - __set_errno (save); - return status; -} - - -#include <shlib-compat.h> -#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1_2) -#define OLD(name) OLD1 (name) -#define OLD1(name) __old_##name - -int -attribute_compat_text_section -OLD (REENTRANT_GETNAME) (LOOKUP_TYPE *resbuf, char *buffer, size_t buflen, - LOOKUP_TYPE **result H_ERRNO_PARM) -{ - int ret = INTERNAL (REENTRANT_GETNAME) (resbuf, buffer, buflen, - result H_ERRNO_VAR); - - if (ret != 0) - ret = -1; - - return ret; -} - -#define do_symbol_version(real, name, version) \ - compat_symbol (libc, real, name, version) -do_symbol_version (OLD (REENTRANT_GETNAME), REENTRANT_GETNAME, GLIBC_2_0); -#endif - -/* As INTERNAL (REENTRANT_GETNAME) may be hidden, we need an alias - in between so that the REENTRANT_GETNAME@@GLIBC_2.1.2 is not - hidden too. */ -strong_alias (INTERNAL (REENTRANT_GETNAME), NEW (REENTRANT_GETNAME)); - -#define do_default_symbol_version(real, name, version) \ - versioned_symbol (libc, real, name, version) -do_default_symbol_version (NEW (REENTRANT_GETNAME), - REENTRANT_GETNAME, GLIBC_2_1_2); - -static_link_warning (SETFUNC_NAME) -static_link_warning (ENDFUNC_NAME) -static_link_warning (REENTRANT_GETNAME) |