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authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /nis/nss_compat/compat-pwd.c
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
downloadglibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.gz
2.5-18.1
Diffstat (limited to 'nis/nss_compat/compat-pwd.c')
-rw-r--r--nis/nss_compat/compat-pwd.c83
1 files changed, 44 insertions, 39 deletions
diff --git a/nis/nss_compat/compat-pwd.c b/nis/nss_compat/compat-pwd.c
index 89a6a7013e..ac132046da 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) 1996-1999,2001-2005,2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1996.
@@ -62,9 +62,10 @@ struct blacklist_t
struct ent_t
{
- bool_t netgroup;
- bool_t first;
- bool_t files;
+ bool netgroup;
+ bool first;
+ bool files;
+ enum nss_status setent_status;
FILE *stream;
struct blacklist_t blacklist;
struct passwd pwd;
@@ -72,8 +73,9 @@ struct ent_t
};
typedef struct ent_t ent_t;
-static ent_t ext_ent = {0, 0, TRUE, NULL, {NULL, 0, 0},
- {NULL, NULL, 0, 0, NULL, NULL, NULL}};
+static ent_t ext_ent = { false, false, true, NSS_STATUS_SUCCESS, NULL,
+ { NULL, 0, 0 },
+ { NULL, NULL, 0, 0, NULL, NULL, NULL }};
/* Protect global state against multiple changers. */
__libc_lock_define_initialized (static, lock)
@@ -202,12 +204,13 @@ copy_pwd_changes (struct passwd *dest, struct passwd *src,
}
static enum nss_status
-internal_setpwent (ent_t *ent, int stayopen)
+internal_setpwent (ent_t *ent, int stayopen, int needent)
{
enum nss_status status = NSS_STATUS_SUCCESS;
- ent->first = ent->netgroup = FALSE;
- ent->files = TRUE;
+ ent->first = ent->netgroup = false;
+ ent->files = true;
+ ent->setent_status = NSS_STATUS_SUCCESS;
/* If something was left over free it. */
if (ent->netgroup)
@@ -257,8 +260,8 @@ internal_setpwent (ent_t *ent, int stayopen)
give_pwd_free (&ent->pwd);
- if (status == NSS_STATUS_SUCCESS && nss_setpwent)
- return nss_setpwent (stayopen);
+ if (needent && status == NSS_STATUS_SUCCESS && nss_setpwent)
+ ent->setent_status = nss_setpwent (stayopen);
return status;
}
@@ -274,7 +277,7 @@ _nss_compat_setpwent (int stayopen)
if (ni == NULL)
init_nss_interface ();
- result = internal_setpwent (&ext_ent, stayopen);
+ result = internal_setpwent (&ext_ent, stayopen, 1);
__libc_lock_unlock (lock);
@@ -297,7 +300,7 @@ internal_endpwent (ent_t *ent)
if (ent->netgroup)
__internal_endnetgrent (&ent->netgrdata);
- ent->first = ent->netgroup = FALSE;
+ ent->first = ent->netgroup = false;
if (ent->blacklist.data != NULL)
{
@@ -344,17 +347,17 @@ getpwent_next_nss_netgr (const char *name, struct passwd *result, ent_t *ent,
if (yp_get_default_domain (&curdomain) != YPERR_SUCCESS)
{
- ent->netgroup = FALSE;
- ent->first = FALSE;
+ ent->netgroup = false;
+ ent->first = false;
give_pwd_free (&ent->pwd);
return NSS_STATUS_UNAVAIL;
}
- if (ent->first == TRUE)
+ if (ent->first == true)
{
memset (&ent->netgrdata, 0, sizeof (struct __netgrent));
__internal_setnetgrent (group, &ent->netgrdata);
- ent->first = FALSE;
+ ent->first = false;
}
while (1)
@@ -423,6 +426,10 @@ getpwent_next_nss (struct passwd *result, ent_t *ent, char *buffer,
if (!nss_getpwent_r)
return NSS_STATUS_UNAVAIL;
+ /* If the setpwent call failed, say so. */
+ if (ent->setent_status != NSS_STATUS_SUCCESS)
+ return ent->setent_status;
+
p2len = pwd_need_buflen (&ent->pwd);
if (p2len > buflen)
{
@@ -433,7 +440,7 @@ getpwent_next_nss (struct passwd *result, ent_t *ent, char *buffer,
buflen -= p2len;
if (ent->first)
- ent->first = FALSE;
+ ent->first = false;
do
{
@@ -453,29 +460,27 @@ 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;
@@ -568,8 +573,8 @@ getpwent_next_file (struct passwd *result, ent_t *ent,
{
enum nss_status status;
- ent->netgroup = TRUE;
- ent->first = TRUE;
+ ent->netgroup = true;
+ ent->first = true;
copy_pwd_changes (&ent->pwd, result, NULL, 0);
status = getpwent_next_nss_netgr (NULL, result, ent,
@@ -624,8 +629,8 @@ getpwent_next_file (struct passwd *result, ent_t *ent,
/* +:... */
if (result->pw_name[0] == '+' && result->pw_name[1] == '\0')
{
- ent->files = FALSE;
- ent->first = TRUE;
+ ent->files = false;
+ ent->first = true;
copy_pwd_changes (&ent->pwd, result, NULL, 0);
return getpwent_next_nss (result, ent, buffer, buflen, errnop);
@@ -673,7 +678,7 @@ _nss_compat_getpwent_r (struct passwd *pwd, char *buffer, size_t buflen,
init_nss_interface ();
if (ext_ent.stream == NULL)
- result = internal_setpwent (&ext_ent, 1);
+ result = internal_setpwent (&ext_ent, 1, 1);
if (result == NSS_STATUS_SUCCESS)
result = internal_getpwent_r (pwd, &ext_ent, buffer, buflen, errnop);
@@ -825,8 +830,8 @@ _nss_compat_getpwnam_r (const char *name, struct passwd *pwd,
char *buffer, size_t buflen, int *errnop)
{
enum nss_status result;
- ent_t ent = {0, 0, TRUE, NULL, {NULL, 0, 0},
- {NULL, NULL, 0, 0, NULL, NULL, NULL}};
+ ent_t ent = { false, false, true, NSS_STATUS_SUCCESS, NULL, { NULL, 0, 0 },
+ { NULL, NULL, 0, 0, NULL, NULL, NULL }};
if (name[0] == '-' || name[0] == '+')
return NSS_STATUS_NOTFOUND;
@@ -838,7 +843,7 @@ _nss_compat_getpwnam_r (const char *name, struct passwd *pwd,
__libc_lock_unlock (lock);
- result = internal_setpwent (&ent, 0);
+ result = internal_setpwent (&ent, 0, 0);
if (result == NSS_STATUS_SUCCESS)
result = internal_getpwnam_r (name, pwd, &ent, buffer, buflen, errnop);
@@ -1067,8 +1072,8 @@ _nss_compat_getpwuid_r (uid_t uid, struct passwd *pwd,
char *buffer, size_t buflen, int *errnop)
{
enum nss_status result;
- ent_t ent = {0, 0, TRUE, NULL, {NULL, 0, 0},
- {NULL, NULL, 0, 0, NULL, NULL, NULL}};
+ ent_t ent = { false, false, true, NSS_STATUS_SUCCESS, NULL, { NULL, 0, 0 },
+ { NULL, NULL, 0, 0, NULL, NULL, NULL }};
__libc_lock_lock (lock);
@@ -1077,7 +1082,7 @@ _nss_compat_getpwuid_r (uid_t uid, struct passwd *pwd,
__libc_lock_unlock (lock);
- result = internal_setpwent (&ent, 0);
+ result = internal_setpwent (&ent, 0, 0);
if (result == NSS_STATUS_SUCCESS)
result = internal_getpwuid_r (uid, pwd, &ent, buffer, buflen, errnop);
@@ -1134,7 +1139,7 @@ blacklist_store_name (const char *name, ent_t *ent)
return;
}
-/* returns TRUE if ent->blacklist contains name, else FALSE */
+/* Returns TRUE if ent->blacklist contains name, else FALSE. */
static bool_t
in_blacklist (const char *name, int namelen, ent_t *ent)
{