dbus_bool_t
_dbus_credentials_from_username (const DBusString *username,
DBusCredentials *credentials)
{
DBusUserDatabase *db;
const DBusUserInfo *info;
_dbus_user_database_lock_system ();
db = _dbus_user_database_get_system ();
if (db == NULL)
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (!_dbus_user_database_get_username (db, username,
&info, NULL))
{
_dbus_user_database_unlock_system ();
return FALSE;
}
credentials->pid = DBUS_PID_UNSET;
credentials->uid = info->uid;
credentials->gid = info->primary_gid;
_dbus_user_database_unlock_system ();
return TRUE;
}
/**
* Gets user ID and primary group given username
*
* @param username the username
* @param uid_p return location for UID
* @param gid_p return location for GID
* @returns #TRUE if username existed and we got the UID and GID
*/
dbus_bool_t
_dbus_get_user_id_and_primary_group (const DBusString *username,
dbus_uid_t *uid_p,
dbus_gid_t *gid_p)
{
DBusUserDatabase *db;
const DBusUserInfo *info;
_dbus_user_database_lock_system ();
db = _dbus_user_database_get_system ();
if (db == NULL)
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (!_dbus_user_database_get_username (db, username,
&info, NULL))
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (uid_p)
*uid_p = info->uid;
if (gid_p)
*gid_p = info->primary_gid;
_dbus_user_database_unlock_system ();
return TRUE;
}
dbus_bool_t
_dbus_homedir_from_username (const DBusString *username,
DBusString *homedir)
{
DBusUserDatabase *db;
const DBusUserInfo *info;
_dbus_user_database_lock_system ();
db = _dbus_user_database_get_system ();
if (db == NULL)
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (!_dbus_user_database_get_username (db, username,
&info, NULL))
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (!_dbus_string_append (homedir, info->homedir))
{
_dbus_user_database_unlock_system ();
return FALSE;
}
_dbus_user_database_unlock_system ();
return TRUE;
}
/**
* Adds the credentials corresponding to the given username.
*
* Used among other purposes to parses a desired identity provided
* from a client in the auth protocol. On UNIX this means parsing a
* UID, on Windows probably parsing an SID string.
*
* @todo this is broken because it treats OOM and parse error
* the same way. Needs a #DBusError.
*
* @param credentials credentials to fill in
* @param username the username
* @returns #TRUE if the username existed and we got some credentials
*/
dbus_bool_t
_dbus_credentials_add_from_user (DBusCredentials *credentials,
const DBusString *username)
{
DBusUserDatabase *db;
const DBusUserInfo *info;
/* FIXME: this can't distinguish ENOMEM from other errors */
if (!_dbus_user_database_lock_system ())
return FALSE;
db = _dbus_user_database_get_system ();
if (db == NULL)
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (!_dbus_user_database_get_username (db, username,
&info, NULL))
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (!_dbus_credentials_add_unix_uid(credentials, info->uid))
{
_dbus_user_database_unlock_system ();
return FALSE;
}
_dbus_user_database_unlock_system ();
return TRUE;
}
/**
* Gets the home directory for the given user.
*
* @param username the username
* @param homedir string to append home directory to
* @returns #TRUE if user existed and we appended their homedir
*/
dbus_bool_t
_dbus_homedir_from_username (const DBusString *username,
DBusString *homedir)
{
DBusUserDatabase *db;
const DBusUserInfo *info;
/* FIXME: this can't distinguish ENOMEM from other errors */
if (!_dbus_user_database_lock_system ())
return FALSE;
db = _dbus_user_database_get_system ();
if (db == NULL)
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (!_dbus_user_database_get_username (db, username,
&info, NULL))
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (!_dbus_string_append (homedir, info->homedir))
{
_dbus_user_database_unlock_system ();
return FALSE;
}
_dbus_user_database_unlock_system ();
return TRUE;
}
/**
* Gets user ID and primary group given username
*
* @param username the username
* @param uid_p return location for UID
* @param gid_p return location for GID
* @returns #TRUE if username existed and we got the UID and GID
*/
dbus_bool_t
_dbus_get_user_id_and_primary_group (const DBusString *username,
dbus_uid_t *uid_p,
dbus_gid_t *gid_p)
{
DBusUserDatabase *db;
const DBusUserInfo *info;
/* FIXME: this can't distinguish ENOMEM from other errors */
if (!_dbus_user_database_lock_system ())
return FALSE;
db = _dbus_user_database_get_system ();
if (db == NULL)
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (!_dbus_user_database_get_username (db, username,
&info, NULL))
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (uid_p)
*uid_p = info->uid;
if (gid_p)
*gid_p = info->primary_gid;
_dbus_user_database_unlock_system ();
return TRUE;
}
/**
* Adds the credentials corresponding to the given username.
*
* Used among other purposes to parses a desired identity provided
* from a client in the auth protocol. On UNIX this means parsing a
* UID, on Windows probably parsing an SID string.
*
* @todo this is broken because it treats OOM and parse error
* the same way. Needs a #DBusError.
*
* @param credentials credentials to fill in
* @param username the username
* @returns #TRUE if the username existed and we got some credentials
*/
dbus_bool_t
_dbus_credentials_add_from_user (DBusCredentials *credentials,
const DBusString *username)
{
DBusUserDatabase *db;
const DBusUserInfo *info;
_dbus_user_database_lock_system ();
db = _dbus_user_database_get_system ();
if (db == NULL)
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (!_dbus_user_database_get_username (db, username,
&info, NULL))
{
_dbus_user_database_unlock_system ();
return FALSE;
}
if (!_dbus_credentials_add_unix_uid(credentials, info->uid))
{
_dbus_user_database_unlock_system ();
return FALSE;
}
_dbus_user_database_unlock_system ();
return TRUE;
}
