From 3c77dcff9ebf51910b01ca770f7a8ffef52b617c Mon Sep 17 00:00:00 2001 From: Jeff Johnston Date: Thu, 22 May 2008 21:30:28 +0000 Subject: 2008-05-22 Jeff Johnston * libc/include/sys/reent.h: Add _h_errno field. * libc/sys/linux/libc-symbols.h: Add default stubs for new libc macros now used in net directory. * libc/sys/linux/bits/libc-lock.h: Always define _IO_MTSAFE_IO. * libc/sys/linux/include/hesiod.h: Add needed macros for new code in net directory. * libc/sys/linux/include/netdb.h: Ditto. * libc/sys/linux/include/resolv.h: Ditto. * libc/sys/linux/include/stdint.h: Ditto. * libc/sys/linux/include/arpa/nameser.h: Ditto. * libc/sys/linux/include/net/ethernet.h: Ditto. * libc/sys/linux/include/net/if_ppp.h: Ditto. * libc/sys/linux/include/netinet/if_ether.h: Ditto. * libc/sys/linux/machine/i386/get_clockfreq.c: Remove static memmem. * libc/sys/linux/machine/i386/include/endian.h: Protect macros with flags to avoid duplicate definition. * libc/sys/linux/machine/i386/include/param.h: Ditto. * libc/sys/linux/net/Makefile.am: Modified to account for removed and added files. * libc/sys/linux/net/Makefile.in: Regenerated. * libc/sys/linux/net/base64.c: Replaced with glibc version of code. * libc/sys/linux/net/getaddrinfo.c: Ditto. * libc/sys/linux/net/getnameinfo.c: Ditto. * libc/sys/linux/net/getproto.c: Ditto. * libc/sys/linux/net/getservent.c: Ditto. * libc/sys/linux/net/inet_netof.c: Ditto. * libc/sys/linux/net/inet_lnaof.c: Ditto. * libc/sys/linux/net/ns_name.c: Ditto. * libc/sys/linux/net/ns_netint.c: Ditto. * libc/sys/linux/net/inet_ntoa.c: Ditto. * libc/sys/linux/net/ns_parse.c: Ditto. * libc/sys/linux/net/ns_print.c: Ditto. * libc/sys/linux/net/ns_ttl.c: Ditto. * libc/sys/linux/net/nsap_addr.c: Ditto. * libc/sys/linux/net/rcmd.c: Ditto. * libc/sys/linux/net/res_comp.c: Ditto. * libc/sys/linux/net/res_data.c: Ditto. * libc/sys/linux/net/res_debug.c: Ditto. * libc/sys/linux/net/res_init.c: Ditto. * libc/sys/linux/net/res_mkquery.c: Ditto. * libc/sys/linux/net/res_query.c: Ditto. * libc/sys/linux/net/res_send.c: Ditto. * libc/sys/linux/net/send.c: Ditto. * libc/sys/linux/stdlib/collate.c: Ditto. * libc/sys/linux/sys/ioctl.h: Ditto. * libc/sys/linux/sys/socket.h: Ditto. * libc/sys/linux/sys/unistd.h: Ditto. * libc/sys/linux/iconv/iconvconfig.c: Removed either because no longer used or because licensing includes advertising clause that cannot be ignored. * libc/sys/linux/iconv/strtab.c: Ditto. * libc/sys/linux/include/libc_private.h: Ditto. * libc/sys/linux/include/nsswitch.h: Ditto. * libc/sys/linux/include/net/if_atm.h: Ditto. * libc/sys/linux/include/net/if_media.h: Ditto. * libc/sys/linux/include/net/if_pppvar.h: Ditto. * libc/sys/linux/include/netinet/if_atm.h: Ditto. * libc/sys/linux/include/netinet/ip_flow.h: Ditto. * libc/sys/linux/intl/locale.alias: Ditto. * libc/sys/linux/net/addr2ascii.3: Ditto. * libc/sys/linux/net/bindresvport.c: Ditto. * libc/sys/linux/net/byteorder.3: Ditto. * libc/sys/linux/net/res_config.h: Ditto. * libc/sys/linux/net/ether_addr.c: Ditto. * libc/sys/linux/net/ethers.3: Ditto. * libc/sys/linux/net/getaddrinfo.3: Ditto. * libc/sys/linux/net/gethostbydns.c: Ditto. * libc/sys/linux/net/gethostbyht.c: Ditto. * libc/sys/linux/net/gethostbyname.3: Ditto. * libc/sys/linux/net/gethostbynis.c: Ditto. * libc/sys/linux/net/gethostnamadr.c: Ditto. * libc/sys/linux/net/getifaddrs.3: Ditto. * libc/sys/linux/net/getifaddrs.c: Ditto. * libc/sys/linux/net/getipnodebyname.3: Ditto. * libc/sys/linux/net/getnameinfo.3: Ditto. * libc/sys/linux/net/getnetbydns.c: Ditto. * libc/sys/linux/net/getnetbyht.c: Ditto. * libc/sys/linux/net/getnetbynis.c: Ditto. * libc/sys/linux/net/getnetent.3: Ditto. * libc/sys/linux/net/getnetnamadr.c: Ditto. * libc/sys/linux/net/getprotoent.3: Ditto. * libc/sys/linux/net/getprotoent.c: Ditto. * libc/sys/linux/net/getprotoname.c: Ditto. * libc/sys/linux/net/getservbyname.c: Ditto. * libc/sys/linux/net/getservbyport.c: Ditto. * libc/sys/linux/net/getservent.3: Ditto. * libc/sys/linux/net/herror.c: Ditto. * libc/sys/linux/net/hesiod.3: Ditto. * libc/sys/linux/net/hesiod.c: Ditto. * libc/sys/linux/net/if_indextoname.3: Ditto. * libc/sys/linux/net/inet.3: Ditto. * libc/sys/linux/net/inet6_option_space.3: Ditto. * libc/sys/linux/net/inet6_rthdr_space.3: Ditto. * libc/sys/linux/net/inet_makeaddr.c: Ditto. * libc/sys/linux/net/inet_net.3: Ditto. * libc/sys/linux/net/inet_network.c: Ditto. * libc/sys/linux/net/innetgr-stub.c: Ditto. * libc/sys/linux/net/ip6opt.c: Ditto. * libc/sys/linux/net/iso_addr.3: Ditto. * libc/sys/linux/net/iso_addr.c: Ditto. * libc/sys/linux/net/linkaddr.3: Ditto. * libc/sys/linux/net/linkaddr.c: Ditto. * libc/sys/linux/net/map_v4v6.c: Ditto. * libc/sys/linux/net/name6.c: Ditto. * libc/sys/linux/net/namespace.h: Ditto. * libc/sys/linux/net/ns.3: Ditto. * libc/sys/linux/net/ns_addr.c: Ditto. * libc/sys/linux/net/ns_ntoa.c: Ditto. * libc/sys/linux/net/nsdispatch.3: Ditto. * libc/sys/linux/net/nsdispatch.c: Ditto. * libc/sys/linux/net/nslexer.c: Ditto. * libc/sys/linux/net/nslexer.l: Ditto. * libc/sys/linux/net/nsparser.c: Ditto. * libc/sys/linux/net/nsparser.h: Ditto. * libc/sys/linux/net/nsparser.y: Ditto. * libc/sys/linux/net/rcmd.3: Ditto. * libc/sys/linux/net/rcmdsh.3: Ditto. * libc/sys/linux/net/res_mkupdate.c: Ditto. * libc/sys/linux/net/res_update.c: Ditto. * libc/sys/linux/net/resolver.3: Ditto. * libc/sys/linux/net/rthdr.c: Ditto. * libc/sys/linux/net/vars.c: Ditto. * libc/sys/linux/shlib-compat.h: New file. * libc/sys/linux/machine/i386/atomic.h: Ditto. * libc/sys/linux/net/XXX-lookup.c: Ditto. * libc/sys/linux/net/alias-lookup.c: Ditto. * libc/sys/linux/net/res_libc.c: Ditto. * libc/sys/linux/net/aliases.h: Ditto. * libc/sys/linux/net/check_pf.c: Ditto. * libc/sys/linux/net/databases.def: Ditto. * libc/sys/linux/net/digits_dots.c: Ditto. * libc/sys/linux/net/ether_aton.c: Ditto. * libc/sys/linux/net/ether_aton_r.c: Ditto. * libc/sys/linux/net/ether_hton.c: Ditto. * libc/sys/linux/net/ether_line.c: Ditto. * libc/sys/linux/net/ether_ntoa.c: Ditto. * libc/sys/linux/net/ether_ntoa_r.c: Ditto. * libc/sys/linux/net/ether_ntoh.c: Ditto. * libc/sys/linux/net/etherent.h: Ditto. * libc/sys/linux/net/ethers-lookup.c: Ditto. * libc/sys/linux/net/function.def: Ditto. * libc/sys/linux/net/getXXbyYY.c: Ditto. * libc/sys/linux/net/getXXbyYY_r.c: Ditto. * libc/sys/linux/net/getXXent.c: Ditto. * libc/sys/linux/net/getXXent_r.c: Ditto. * libc/sys/linux/net/getaliasent.c: Ditto. * libc/sys/linux/net/getaliasent_r.c: Ditto. * libc/sys/linux/net/getaliasname.c: Ditto. * libc/sys/linux/net/getaliasname_r.c: Ditto. * libc/sys/linux/net/gethstbyad.c: Ditto. * libc/sys/linux/net/gethstbyad_r.c: Ditto. * libc/sys/linux/net/gethstbynm.c: Ditto. * libc/sys/linux/net/gethstbynm2.c: Ditto. * libc/sys/linux/net/gethstbynm2_r.c: Ditto. * libc/sys/linux/net/gethstbynm_r.c: Ditto. * libc/sys/linux/net/gethstent.c: Ditto. * libc/sys/linux/net/gethstent_r.c: Ditto. * libc/sys/linux/net/getnetbyad.c: Ditto. * libc/sys/linux/net/getnetbyad_r.c: Ditto. * libc/sys/linux/net/getnetbynm.c: Ditto. * libc/sys/linux/net/getnetbynm_r.c: Ditto. * libc/sys/linux/net/getnetent.c: Ditto. * libc/sys/linux/net/getnetent_r.c: Ditto. * libc/sys/linux/net/getnetgrent.c: Ditto. * libc/sys/linux/net/getnetgrent_r.c: Ditto. * libc/sys/linux/net/getnssent.c: Ditto. * libc/sys/linux/net/getnssent_r.c: Ditto. * libc/sys/linux/net/getproto_r.c: Ditto. * libc/sys/linux/net/getprtent.c: Ditto. * libc/sys/linux/net/getprtent_r.c: Ditto. * libc/sys/linux/net/getprtname.c: Ditto. * libc/sys/linux/net/getprtname_r.c: Ditto. * libc/sys/linux/net/getrpcbyname.c: Ditto. * libc/sys/linux/net/getrpcbyname_r.c: Ditto. * libc/sys/linux/net/getrpcbynumber.c: Ditto. * libc/sys/linux/net/getrpcbynumber_r.c: Ditto. * libc/sys/linux/net/getrpcent.c: Ditto. * libc/sys/linux/net/getrpcent_r.c: Ditto. * libc/sys/linux/net/getservent_r.c: Ditto. * libc/sys/linux/net/getsrvbynm.c: Ditto. * libc/sys/linux/net/getsrvbynm_r.c: Ditto. * libc/sys/linux/net/getsrvbypt.c: Ditto. * libc/sys/linux/net/getsrvbypt_r.c: Ditto. * libc/sys/linux/net/grp-lookup.c: Ditto. * libc/sys/linux/net/herrno.c: Ditto. * libc/sys/linux/net/hosts-lookup.c: Ditto. * libc/sys/linux/net/ifaddrs.h: Ditto. * libc/sys/linux/net/ifreq.c: Ditto. * libc/sys/linux/net/ifreq.h: Ditto. * libc/sys/linux/net/in6_addr.c: Ditto. * libc/sys/linux/net/inet6_option.c: Ditto. * libc/sys/linux/net/inet_mkadr.c: Ditto. * libc/sys/linux/net/inet_net.c: Ditto. * libc/sys/linux/net/key-lookup.c: Ditto. * libc/sys/linux/net/local.h: Ditto. * libc/sys/linux/net/netgroup.h: Ditto. * libc/sys/linux/net/netgrp-lookup.c: Ditto. * libc/sys/linux/net/network-lookup.c: Ditto. * libc/sys/linux/net/not-cancel.h: Ditto. * libc/sys/linux/net/ns_samedomain.c: Ditto. * libc/sys/linux/net/nscd-types.h: Ditto. * libc/sys/linux/net/nss.h: Ditto. * libc/sys/linux/net/nsswitch.c: Ditto. * libc/sys/linux/net/nsswitch.h: Ditto. * libc/sys/linux/net/opensock.c: Ditto. * libc/sys/linux/net/proto-lookup.c: Ditto. * libc/sys/linux/net/pwd-lookup.c: Ditto. * libc/sys/linux/net/res_debug.h: Ditto. * libc/sys/linux/net/res_hconf.c: Ditto. * libc/sys/linux/net/res_hconf.h: Ditto. * libc/sys/linux/net/rexec.c: Ditto. * libc/sys/linux/net/rpc-lookup.c: Ditto. * libc/sys/linux/net/ruserpass.c: Ditto. * libc/sys/linux/net/service-lookup.c: Ditto. * libc/sys/linux/net/spwd-lookup.c: Ditto. * libc/sys/linux/net/nscd/nscd-client.h: Ditto. * libc/sys/linux/net/nscd/nscd_proto.h: Ditto. --- newlib/libc/sys/linux/net/getXXbyYY.c | 156 ++++++++++++++++++++++++++++++++++ 1 file changed, 156 insertions(+) create mode 100644 newlib/libc/sys/linux/net/getXXbyYY.c (limited to 'newlib/libc/sys/linux/net/getXXbyYY.c') diff --git a/newlib/libc/sys/linux/net/getXXbyYY.c b/newlib/libc/sys/linux/net/getXXbyYY.c new file mode 100644 index 000000000..4fa25fa14 --- /dev/null +++ b/newlib/libc/sys/linux/net/getXXbyYY.c @@ -0,0 +1,156 @@ +/* Copyright (C) 1996-2001,2003, 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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 +#include +#define _IO_MTSAFE_IO +#include +#include +#include + +#include "nsswitch.h" + +/*******************************************************************\ +|* Here we assume several symbols to be defined: *| +|* *| +|* LOOKUP_TYPE - the return type of the function *| +|* *| +|* FUNCTION_NAME - name of the non-reentrant function *| +|* *| +|* DATABASE_NAME - name of the database the function accesses *| +|* (e.g., host, services, ...) *| +|* *| +|* ADD_PARAMS - additional parameter, can vary in number *| +|* *| +|* ADD_VARIABLES - names of additional parameter *| +|* *| +|* BUFLEN - length of buffer allocated for the non *| +|* reentrant version *| +|* *| +|* Optionally the following vars can be defined: *| +|* *| +|* 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_NAME APPEND_R (FUNCTION_NAME) +#define APPEND_R(name) APPEND_R1 (name) +#define APPEND_R1(name) name##_r +#define INTERNAL(name) INTERNAL1 (name) +#define INTERNAL1(name) __##name + +/* 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_tmp +# define H_ERRNO_VAR_P &h_errno_tmp +#else +# define H_ERRNO_PARM +# define H_ERRNO_VAR +# define H_ERRNO_VAR_P NULL +#endif + +#ifdef HAVE_AF +# define AF_VAL af +#else +# define AF_VAL AF_INET +#endif + +/* Prototype for reentrant version we use here. */ +extern int INTERNAL (REENTRANT_NAME) (ADD_PARAMS, LOOKUP_TYPE *resbuf, + char *buffer, size_t buflen, + LOOKUP_TYPE **result H_ERRNO_PARM); + +/* We need to protect the dynamic buffer handling. */ +__libc_lock_define_initialized (static, lock); + +/* This points to the static buffer used. */ +libc_freeres_ptr (static char *buffer); + + +LOOKUP_TYPE * +FUNCTION_NAME (ADD_PARAMS) +{ + static size_t buffer_size; + static LOOKUP_TYPE resbuf; + LOOKUP_TYPE *result; +#ifdef NEED_H_ERRNO + int h_errno_tmp = 0; +#endif + + /* Get lock. */ + __libc_lock_lock (lock); + + if (buffer == NULL) + { + buffer_size = BUFLEN; + buffer = (char *) malloc (buffer_size); + } + +#ifdef HANDLE_DIGITS_DOTS + if (buffer != NULL) + { + if (__nss_hostname_digits_dots (name, &resbuf, &buffer, + &buffer_size, 0, &result, NULL, AF_VAL, + H_ERRNO_VAR_P)) + goto done; + } +#endif + + while (buffer != NULL + && (INTERNAL (REENTRANT_NAME) (ADD_VARIABLES, &resbuf, buffer, + buffer_size, &result H_ERRNO_VAR) + == ERANGE) +#ifdef NEED_H_ERRNO + && h_errno_tmp == NETDB_INTERNAL +#endif + ) + { + char *new_buf; + buffer_size *= 2; + new_buf = (char *) realloc (buffer, buffer_size); + if (new_buf == NULL) + { + /* We are out of memory. Free the current buffer so that the + process gets a chance for a normal termination. */ + free (buffer); + errno = (ENOMEM); + } + buffer = new_buf; + } + + if (buffer == NULL) + result = NULL; + +#ifdef HANDLE_DIGITS_DOTS +done: +#endif + /* Release lock. */ + __libc_lock_unlock (lock); + +#ifdef NEED_H_ERRNO + if (h_errno_tmp != 0) + h_errno = (h_errno_tmp); +#endif + + return result; +} + +static_link_warning (FUNCTION_NAME) -- cgit v1.2.3