From 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Thu, 12 Jul 2007 18:26:36 +0000 Subject: 2.5-18.1 --- nss/databases.def | 5 +-- nss/function.def | 3 +- nss/getXXbyYY_r.c | 11 +++--- nss/getent.c | 86 ++++++++++++++++++++++++-------------------- nss/nss_files/files-alias.c | 6 ++-- nss/nss_files/files-hosts.c | 10 ++++-- nss/nss_files/files-key.c | 3 +- nss/nss_files/files-netgrp.c | 26 ++++++++------ nss/nsswitch.c | 11 +++--- 9 files changed, 94 insertions(+), 67 deletions(-) (limited to 'nss') diff --git a/nss/databases.def b/nss/databases.def index 27c15fc04f..c35d7f18c2 100644 --- a/nss/databases.def +++ b/nss/databases.def @@ -1,5 +1,5 @@ /* List of all databases defined for the NSS in GNU C Library. - Copyright (C) 1996, 1997 Free Software Foundation, Inc. + Copyright (C) 1996, 1997, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1996. @@ -18,7 +18,8 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -/* This list must be kept sorted!!! */ +/* This list must be kept sorted!!! If any long name is added the + field size for it must be increases. */ DEFINE_DATABASE (aliases) DEFINE_DATABASE (ethers) diff --git a/nss/function.def b/nss/function.def index 59a06a2d31..505fb9307f 100644 --- a/nss/function.def +++ b/nss/function.def @@ -1,5 +1,5 @@ /* List of functions defined for static NSS in GNU C Library. - Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. + Copyright (C) 1996, 1997, 1998, 2005 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 @@ -37,6 +37,7 @@ DEFINE_GET (files, grnam) DEFINE_ENT (files, host) DEFINE_GETBY (files, host, addr) DEFINE_GETBY (files, host, name) +DEFINE_GETBY (files, host, name2) DEFINE_GET (files, hostton) DEFINE_GET (files, ntohost) DEFINE_GETBY (dns, host, addr) diff --git a/nss/getXXbyYY_r.c b/nss/getXXbyYY_r.c index 34c305f3b2..080163aac9 100644 --- a/nss/getXXbyYY_r.c +++ b/nss/getXXbyYY_r.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1996-2002, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 1996-2002, 2003, 2004, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1996. @@ -18,6 +18,7 @@ 02111-1307 USA. */ #include +#include #include #include #include "nsswitch.h" @@ -173,9 +174,6 @@ INTERNAL (REENTRANT_NAME) (ADD_PARAMS, LOOKUP_TYPE *resbuf, char *buffer, startp = (service_user *) -1l; else { - startp = nip; - start_fct = fct.l; - #ifdef NEED__RES /* The resolver code will really be used so we have to initialize it. */ @@ -190,6 +188,11 @@ INTERNAL (REENTRANT_NAME) (ADD_PARAMS, LOOKUP_TYPE *resbuf, char *buffer, if (!_res_hconf.initialized) _res_hconf_init (); #endif /* need _res_hconf */ + + start_fct = fct.l; + /* Make sure start_fct is written before startp. */ + atomic_write_barrier (); + startp = nip; } } else diff --git a/nss/getent.c b/nss/getent.c index c0a273241f..14ec3c4755 100644 --- a/nss/getent.c +++ b/nss/getent.c @@ -1,4 +1,4 @@ -/* Copyright (c) 1998-2003, 2004 Free Software Foundation, Inc. +/* Copyright (c) 1998-2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Thorsten Kukuk , 1998. @@ -21,22 +21,23 @@ #include #include -#include -#include -#include #include #include +#include #include #include +#include #include +#include +#include #include #include #include -#include -#include -#include #include #include +#include +#include +#include /* Get libc version number. */ #include @@ -83,7 +84,7 @@ print_version (FILE *stream, struct argp_state *state) Copyright (C) %s Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ -"), "2004"); +"), "2006"); fprintf (stream, gettext ("Written by %s.\n"), "Thorsten Kukuk"); } @@ -279,9 +280,9 @@ hosts_keys (int number, char *key[]) char addr[IN6ADDRSZ]; if (inet_pton (AF_INET6, key[i], &addr) > 0) - host = gethostbyaddr (addr, sizeof (addr), AF_INET6); + host = gethostbyaddr (addr, IN6ADDRSZ, AF_INET6); else if (inet_pton (AF_INET, key[i], &addr) > 0) - host = gethostbyaddr (addr, sizeof (addr), AF_INET); + host = gethostbyaddr (addr, INADDRSZ, AF_INET); else if ((host = gethostbyname2 (key[i], AF_INET6)) == NULL) host = gethostbyname2 (key[i], AF_INET); @@ -410,6 +411,8 @@ netgroup_keys (int number, char *key[]) } } + endnetgrent (); + return result; } @@ -757,12 +760,27 @@ D(shadow) static error_t parse_option (int key, char *arg, struct argp_state *state) { - int i; + char *endp; switch (key) { case 's': - for (i = 0; databases[i].name; ++i) - __nss_configure_lookup (databases[i].name, arg); + endp = strchr (arg, ':'); + if (endp == NULL) + /* No specific database, change them all. */ + for (int i = 0; databases[i].name != NULL; ++i) + __nss_configure_lookup (databases[i].name, arg); + else + { + int i; + for (i = 0; databases[i].name != NULL; ++i) + if (strncmp (databases[i].name, arg, endp - arg) == 0) + { + __nss_configure_lookup (databases[i].name, endp + 1); + break; + } + if (databases[i].name == NULL) + error (EXIT_FAILURE, 0, gettext ("Unknown database name")); + } break; default: @@ -776,31 +794,20 @@ parse_option (int key, char *arg, struct argp_state *state) static char * more_help (int key, const char *text, void *input) { - int len; - char *long_doc, *doc, *p; - switch (key) { + size_t len; + char *doc; + FILE *fp; + case ARGP_KEY_HELP_EXTRA: /* We print some extra information. */ -#if 0 - return xstrdup (gettext ("\ -For bug reporting instructions, please see:\n\ -.\n")); -#endif - long_doc = _("Supported databases:"); - len = strlen (long_doc) + 2; - - for (int i = 0; databases[i].name; ++i) - len += strlen (databases[i].name) + 1; - - doc = (char *) malloc (len); - if (doc != NULL) + fp = open_memstream (&doc, &len); + if (fp != NULL) { - p = stpcpy (doc, long_doc); - *p++ = '\n'; + fputs_unlocked (_("Supported databases:\n"), fp); - for (int i = 0, col = 0; databases[i].name; ++i) + for (int i = 0, col = 0; databases[i].name != NULL; ++i) { len = strlen (databases[i].name); if (i != 0) @@ -808,17 +815,18 @@ For bug reporting instructions, please see:\n\ if (col + len > 72) { col = 0; - *p++ = '\n'; + fputc_unlocked ('\n', fp); } else - *p++ = ' '; + fputc_unlocked (' ', fp); } - p = mempcpy (p, databases[i].name, len); + fputs_unlocked (databases[i].name, fp); col += len + 1; } - return doc; + if (fclose (fp) == 0) + return doc; } break; @@ -833,7 +841,8 @@ For bug reporting instructions, please see:\n\ int main (int argc, char *argv[]) { - int remaining, i; + /* Debugging support. */ + mtrace (); /* Set locale via LC_ALL. */ setlocale (LC_ALL, ""); @@ -841,6 +850,7 @@ main (int argc, char *argv[]) textdomain (PACKAGE); /* Parse and process arguments. */ + int remaining; argp_parse (&argp, argc, argv, 0, &remaining, NULL); if ((argc - remaining) < 1) @@ -850,7 +860,7 @@ main (int argc, char *argv[]) return 1; } - for (i = 0; databases[i].name; ++i) + for (int i = 0; databases[i].name; ++i) if (argv[remaining][0] == databases[i].name[0] && !strcmp (argv[remaining], databases[i].name)) return databases[i].func (argc - remaining - 1, &argv[remaining + 1]); diff --git a/nss/nss_files/files-alias.c b/nss/nss_files/files-alias.c index 8ee54f121f..c4717e1242 100644 --- a/nss/nss_files/files-alias.c +++ b/nss/nss_files/files-alias.c @@ -1,5 +1,5 @@ /* Mail alias file parser in nss_files module. - Copyright (C) 1996,97,98,99,2002 Free Software Foundation, Inc. + Copyright (C) 1996,97,98,99,2002,2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1996. @@ -298,8 +298,8 @@ get_next_alias (const char *match, struct aliasent *result, first_unused[room_left - 1] = '\0'; strncpy (first_unused, old_line, room_left); - if (old_line != NULL) - free (old_line); + free (old_line); + line = first_unused; if (first_unused[room_left - 1] != '\0') goto no_more_room; diff --git a/nss/nss_files/files-hosts.c b/nss/nss_files/files-hosts.c index 8d1a8ee588..b1ba3aa76d 100644 --- a/nss/nss_files/files-hosts.c +++ b/nss/nss_files/files-hosts.c @@ -1,5 +1,6 @@ /* Hosts file parser in nss_files module. - Copyright (C) 1996-2001, 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 1996-2001, 2003, 2004, 2007 + 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 @@ -86,6 +87,10 @@ _nss_files_get##name##_r (proto, \ { \ enum nss_status status; \ \ + uintptr_t pad = -(uintptr_t) buffer % __alignof__ (struct hostent_data); \ + buffer += pad; \ + buflen = buflen > pad ? buflen - pad : 0; \ + \ __libc_lock_lock (lock); \ \ /* Reset file pointer to beginning or open file. */ \ @@ -106,7 +111,8 @@ _nss_files_get##name##_r (proto, \ { \ /* We have to get all host entries from the file. */ \ const size_t tmp_buflen = MIN (buflen, 4096); \ - char tmp_buffer[tmp_buflen]; \ + char tmp_buffer[tmp_buflen] \ + __attribute__ ((__aligned__ (__alignof__ (struct hostent_data))));\ struct hostent tmp_result_buf; \ int naddrs = 1; \ int naliases = 0; \ diff --git a/nss/nss_files/files-key.c b/nss/nss_files/files-key.c index f00fc1cfe9..5c7ad0999a 100644 --- a/nss/nss_files/files-key.c +++ b/nss/nss_files/files-key.c @@ -1,5 +1,5 @@ /* Public key file parser in nss_files module. - Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. + Copyright (C) 1996, 1997, 1998, 2006 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 @@ -78,6 +78,7 @@ search (const char *netname, char *result, int *errnop, int secret) p = __strtok_r (NULL, ":\n", &save_ptr); if (p == NULL) /* malformed line? */ continue; + fclose (stream); strcpy (result, p); return NSS_STATUS_SUCCESS; } diff --git a/nss/nss_files/files-netgrp.c b/nss/nss_files/files-netgrp.c index 8bdc68bd14..4b5d774fdd 100644 --- a/nss/nss_files/files-netgrp.c +++ b/nss/nss_files/files-netgrp.c @@ -1,5 +1,5 @@ /* Netgroup file parser in nss_files modules. - Copyright (C) 1996, 1997, 2000, 2004 Free Software Foundation, Inc. + Copyright (C) 1996, 1997, 2000, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1996. @@ -22,6 +22,7 @@ #include #include #include +#include #include #include #include "nsswitch.h" @@ -29,6 +30,7 @@ #define DATAFILE "/etc/netgroup" +libnss_files_hidden_proto (_nss_files_endnetgrent) #define EXPAND(needed) \ do \ @@ -75,7 +77,9 @@ _nss_files_setnetgrent (const char *group, struct __netgrent *result) status = NSS_STATUS_NOTFOUND; result->cursor = result->data; - while (!feof (fp)) + __fsetlocking (fp, FSETLOCKING_BYCALLER); + + while (!feof_unlocked (fp)) { ssize_t curlen = getline (&line, &line_len, fp); int found; @@ -140,26 +144,26 @@ _nss_files_setnetgrent (const char *group, struct __netgrent *result) /* We don't need the file and the line buffer anymore. */ free (line); fclose (fp); + + if (status != NSS_STATUS_SUCCESS) + _nss_files_endnetgrent (result); } return status; } -int +enum nss_status _nss_files_endnetgrent (struct __netgrent *result) { /* Free allocated memory for data if some is present. */ - if (result->data != NULL) - { - free (result->data); - result->data = NULL; - result->data_size = 0; - result->cursor = NULL; - } - + free (result->data); + result->data = NULL; + result->data_size = 0; + result->cursor = NULL; return NSS_STATUS_SUCCESS; } +libnss_files_hidden_def (_nss_files_endnetgrent) static char * strip_whitespace (char *str) diff --git a/nss/nsswitch.c b/nss/nsswitch.c index 895b17825a..21174dfbab 100644 --- a/nss/nsswitch.c +++ b/nss/nsswitch.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004 +/* Copyright (C) 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1996. @@ -59,9 +59,9 @@ static service_library *nss_new_service (name_database *database, #undef DEFINE_DATABASE /* Structure to map database name to variable. */ -static struct +static const struct { - const char *name; + const char name[10]; service_user **dbp; } databases[] = { @@ -70,6 +70,7 @@ static struct #include "databases.def" #undef DEFINE_DATABASE }; +#define ndatabases (sizeof (databases) / sizeof (databases[0])) __libc_lock_define_initialized (static, lock) @@ -211,7 +212,7 @@ __nss_configure_lookup (const char *dbname, const char *service_line) service_user *new_db; size_t cnt; - for (cnt = 0; cnt < sizeof databases; ++cnt) + for (cnt = 0; cnt < ndatabases; ++cnt) { int cmp = strcmp (dbname, databases[cnt].name); if (cmp == 0) @@ -223,7 +224,7 @@ __nss_configure_lookup (const char *dbname, const char *service_line) } } - if (cnt == sizeof databases) + if (cnt == ndatabases) { __set_errno (EINVAL); return -1; -- cgit v1.2.3