From 016c70ea61aa2a896c7862b70e1cf4e705ba21af Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 6 Jul 2005 21:06:29 +0000 Subject: [PATCH] * nis/nss_compat/compat-grp.c (internal_getgrgid_r): Check if NSS module provides getgrgid_r. (getgrnam_plusgroup): Preserve original return value. * nis/nss_compat/compat-pwd.c (getpwnam_plususer): Preserve original return value. * nis/nss_compat/compat-spwd.c (getspnam_plususer): Likewise. --- ChangeLog | 9 +++++++++ nis/nss_compat/compat-grp.c | 17 ++++++++++------- nis/nss_compat/compat-pwd.c | 18 ++++++++---------- nis/nss_compat/compat-spwd.c | 18 ++++++++---------- 4 files changed, 35 insertions(+), 27 deletions(-) diff --git a/ChangeLog b/ChangeLog index 195045c02a..b86177df7c 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,12 @@ +2005-07-05 Thorsten Kukuk + + * nis/nss_compat/compat-grp.c (internal_getgrgid_r): Check if NSS + module provides getgrgid_r. + (getgrnam_plusgroup): Preserve original return value. + * nis/nss_compat/compat-pwd.c (getpwnam_plususer): Preserve + original return value. + * nis/nss_compat/compat-spwd.c (getspnam_plususer): Likewise. + 2005-07-05 Ulrich Drepper * posix/regex_internal.c (build_wcs_buffer): Use MB_LEN_MAX not diff --git a/nis/nss_compat/compat-grp.c b/nis/nss_compat/compat-grp.c index 08bf5d2f80..d51eb6d0f2 100644 --- a/nis/nss_compat/compat-grp.c +++ b/nis/nss_compat/compat-grp.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1996-1999,2001,2002,2003,2004 Free Software Foundation, Inc. +/* Copyright (C) 1996-1999,2001-2004,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Thorsten Kukuk , 1996. @@ -229,9 +229,10 @@ getgrnam_plusgroup (const char *name, struct group *result, ent_t *ent, if (!nss_getgrnam_r) return NSS_STATUS_UNAVAIL; - if (nss_getgrnam_r (name, result, buffer, buflen, errnop) != - NSS_STATUS_SUCCESS) - return NSS_STATUS_NOTFOUND; + enum nss_status status = nss_getgrnam_r (name, result, buffer, buflen, + errnop); + if (status != NSS_STATUS_SUCCESS) + return status; if (in_blacklist (result->gr_name, strlen (result->gr_name), ent)) return NSS_STATUS_NOTFOUND; @@ -551,7 +552,7 @@ internal_getgrgid_r (gid_t gid, struct group *result, ent_t *ent, !(parse_res = _nss_files_parse_grent (p, result, data, buflen, errnop))); - if (parse_res == -1) + if (__builtin_expect (parse_res == -1, 0)) /* The parser ran out of space. */ goto erange_reset; @@ -589,9 +590,11 @@ internal_getgrgid_r (gid_t gid, struct group *result, ent_t *ent, /* +:... */ if (result->gr_name[0] == '+' && result->gr_name[1] == '\0') { - enum nss_status status; + if (!nss_getgrgid_r) + return NSS_STATUS_UNAVAIL; - status = nss_getgrgid_r (gid, result, buffer, buflen, errnop); + enum nss_status status = nss_getgrgid_r (gid, result, buffer, buflen, + errnop); if (status == NSS_STATUS_RETURN) /* We couldn't parse the entry */ return NSS_STATUS_NOTFOUND; else diff --git a/nis/nss_compat/compat-pwd.c b/nis/nss_compat/compat-pwd.c index 89a6a7013e..43ccb27071 100644 --- a/nis/nss_compat/compat-pwd.c +++ b/nis/nss_compat/compat-pwd.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1996-1999,2001,2002,2003,2004 Free Software Foundation, Inc. +/* Copyright (C) 1996-1999,2001-2004,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Thorsten Kukuk , 1996. @@ -453,29 +453,27 @@ static enum nss_status getpwnam_plususer (const char *name, struct passwd *result, ent_t *ent, char *buffer, size_t buflen, int *errnop) { - struct passwd pwd; - char *p; - size_t plen; - if (!nss_getpwnam_r) return NSS_STATUS_UNAVAIL; + struct passwd pwd; memset (&pwd, '\0', sizeof (struct passwd)); copy_pwd_changes (&pwd, result, NULL, 0); - plen = pwd_need_buflen (&pwd); + size_t plen = pwd_need_buflen (&pwd); if (plen > buflen) { *errnop = ERANGE; return NSS_STATUS_TRYAGAIN; } - p = buffer + (buflen - plen); + char *p = buffer + (buflen - plen); buflen -= plen; - if (nss_getpwnam_r (name, result, buffer, buflen, errnop) != - NSS_STATUS_SUCCESS) - return NSS_STATUS_NOTFOUND; + enum nss_status status = nss_getpwnam_r (name, result, buffer, buflen, + errnop); + if (status != NSS_STATUS_SUCCESS) + return status; if (in_blacklist (result->pw_name, strlen (result->pw_name), ent)) return NSS_STATUS_NOTFOUND; diff --git a/nis/nss_compat/compat-spwd.c b/nis/nss_compat/compat-spwd.c index 4ca6368139..120e3bd38d 100644 --- a/nis/nss_compat/compat-spwd.c +++ b/nis/nss_compat/compat-spwd.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1996-1999,2001,2002,2003,2004 Free Software Foundation, Inc. +/* Copyright (C) 1996-1999,2001-2004,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Thorsten Kukuk , 1996. @@ -401,13 +401,10 @@ static enum nss_status getspnam_plususer (const char *name, struct spwd *result, ent_t *ent, char *buffer, size_t buflen, int *errnop) { - struct spwd pwd; - char *p; - size_t plen; - if (!nss_getspnam_r) return NSS_STATUS_UNAVAIL; + struct spwd pwd; memset (&pwd, '\0', sizeof (struct spwd)); pwd.sp_warn = -1; pwd.sp_inact = -1; @@ -416,18 +413,19 @@ getspnam_plususer (const char *name, struct spwd *result, ent_t *ent, copy_spwd_changes (&pwd, result, NULL, 0); - plen = spwd_need_buflen (&pwd); + size_t plen = spwd_need_buflen (&pwd); if (plen > buflen) { *errnop = ERANGE; return NSS_STATUS_TRYAGAIN; } - p = buffer + (buflen - plen); + char *p = buffer + (buflen - plen); buflen -= plen; - if (nss_getspnam_r (name, result, buffer, buflen, errnop) != - NSS_STATUS_SUCCESS) - return NSS_STATUS_NOTFOUND; + enum nss_status status = nss_getspnam_r (name, result, buffer, buflen, + errnop); + if (status != NSS_STATUS_SUCCESS) + return status; if (in_blacklist (result->sp_namp, strlen (result->sp_namp), ent)) return NSS_STATUS_NOTFOUND;