diff options
Diffstat (limited to 'nis/nss_nis/nis-grp.c')
| -rw-r--r-- | nis/nss_nis/nis-grp.c | 96 |
1 files changed, 50 insertions, 46 deletions
diff --git a/nis/nss_nis/nis-grp.c b/nis/nss_nis/nis-grp.c index 8be7332515..68f3ced992 100644 --- a/nis/nss_nis/nis-grp.c +++ b/nis/nss_nis/nis-grp.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1996-1999, 2001-2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 1996-1999, 2001-2003, 2004, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Thorsten Kukuk <kukuk@suse.de>, 1996. @@ -71,49 +71,52 @@ static enum nss_status internal_nis_getgrent_r (struct group *grp, char *buffer, size_t buflen, int *errnop) { - struct parser_data *data = (void *) buffer; - char *domain, *result, *outkey; - int len, keylen, parse_res; - - if (yp_get_default_domain (&domain)) + char *domain; + if (__builtin_expect (yp_get_default_domain (&domain), 0)) return NSS_STATUS_UNAVAIL; /* Get the next entry until we found a correct one. */ + int parse_res; do { - enum nss_status retval; - char *p; + char *result; + char *outkey; + int len; + int keylen; + int yperr; if (new_start) - retval = yperr2nss (yp_first (domain, "group.byname", - &outkey, &keylen, &result, &len)); + yperr = yp_first (domain, "group.byname", &outkey, &keylen, &result, + &len); else - retval = yperr2nss ( yp_next (domain, "group.byname", - oldkey, oldkeylen, - &outkey, &keylen, &result, &len)); + yperr = yp_next (domain, "group.byname", oldkey, oldkeylen, &outkey, + &keylen, &result, &len); - if (retval != NSS_STATUS_SUCCESS) + if (__builtin_expect (yperr != YPERR_SUCCESS, 0)) { + enum nss_status retval = yperr2nss (yperr); + if (retval == NSS_STATUS_TRYAGAIN) *errnop = errno; return retval; } - if ((size_t) (len + 1) > buflen) + if (__builtin_expect ((size_t) (len + 1) > buflen, 0)) { free (result); *errnop = ERANGE; return NSS_STATUS_TRYAGAIN; } - p = strncpy (buffer, result, len); + char *p = strncpy (buffer, result, len); buffer[len] = '\0'; while (isspace (*p)) ++p; free (result); - parse_res = _nss_files_parse_grent (p, grp, data, buflen, errnop); - if (parse_res == -1) + parse_res = _nss_files_parse_grent (p, grp, (void *) buffer, buflen, + errnop); + if (__builtin_expect (parse_res == -1, 0)) { free (outkey); *errnop = ERANGE; @@ -149,45 +152,46 @@ enum nss_status _nss_nis_getgrnam_r (const char *name, struct group *grp, char *buffer, size_t buflen, int *errnop) { - struct parser_data *data = (void *) buffer; - enum nss_status retval; - char *domain, *result, *p; - int len, parse_res; - if (name == NULL) { *errnop = EINVAL; return NSS_STATUS_UNAVAIL; } - if (yp_get_default_domain (&domain)) + char *domain; + if (__builtin_expect (yp_get_default_domain (&domain), 0)) return NSS_STATUS_UNAVAIL; - retval = yperr2nss (yp_match (domain, "group.byname", name, - strlen (name), &result, &len)); + char *result; + int len; + int yperr = yp_match (domain, "group.byname", name, strlen (name), &result, + &len); - if (retval != NSS_STATUS_SUCCESS) + if (__builtin_expect (yperr != YPERR_SUCCESS, 0)) { + enum nss_status retval = yperr2nss (yperr); + if (retval == NSS_STATUS_TRYAGAIN) *errnop = errno; return retval; } - if ((size_t) (len + 1) > buflen) + if (__builtin_expect ((size_t) (len + 1) > buflen, 0)) { free (result); *errnop = ERANGE; return NSS_STATUS_TRYAGAIN; } - p = strncpy (buffer, result, len); + char *p = strncpy (buffer, result, len); buffer[len] = '\0'; while (isspace (*p)) ++p; free (result); - parse_res = _nss_files_parse_grent (p, grp, data, buflen, errnop); - if (parse_res < 1) + int parse_res = _nss_files_parse_grent (p, grp, (void *) buffer, buflen, + errnop); + if (__builtin_expect (parse_res < 1, 0)) { if (parse_res == -1) return NSS_STATUS_TRYAGAIN; @@ -201,42 +205,42 @@ enum nss_status _nss_nis_getgrgid_r (gid_t gid, struct group *grp, char *buffer, size_t buflen, int *errnop) { - struct parser_data *data = (void *) buffer; - enum nss_status retval; - char *domain, *result, *p; - int len, nlen, parse_res; - char buf[32]; - - if (yp_get_default_domain (&domain)) + char *domain; + if (__builtin_expect (yp_get_default_domain (&domain), 0)) return NSS_STATUS_UNAVAIL; - nlen = sprintf (buf, "%lu", (unsigned long int) gid); + char buf[32]; + int nlen = sprintf (buf, "%lu", (unsigned long int) gid); - retval = yperr2nss (yp_match (domain, "group.bygid", buf, - nlen, &result, &len)); + char *result; + int len; + int yperr = yp_match (domain, "group.bygid", buf, nlen, &result, &len); - if (retval != NSS_STATUS_SUCCESS) + if (__builtin_expect (yperr != YPERR_SUCCESS, 0)) { + enum nss_status retval = yperr2nss (yperr); + if (retval == NSS_STATUS_TRYAGAIN) *errnop = errno; return retval; } - if ((size_t) (len + 1) > buflen) + if (__builtin_expect ((size_t) (len + 1) > buflen, 0)) { free (result); *errnop = ERANGE; return NSS_STATUS_TRYAGAIN; } - p = strncpy (buffer, result, len); + char *p = strncpy (buffer, result, len); buffer[len] = '\0'; while (isspace (*p)) ++p; free (result); - parse_res = _nss_files_parse_grent (p, grp, data, buflen, errnop); - if (parse_res < 1) + int parse_res = _nss_files_parse_grent (p, grp, (void *) buffer, buflen, + errnop); + if (__builtin_expect (parse_res < 1, 0)) { if (parse_res == -1) return NSS_STATUS_TRYAGAIN; |