static NTSTATUS tdbsam_getsampwent(struct pdb_methods *my_methods, SAM_ACCOUNT *user)
{
NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)my_methods->private_data;
TDB_DATA data, old_key;
const char *prefix = USERPREFIX;
int prefixlen = strlen (prefix);
if (user==NULL) {
DEBUG(0,("pdb_get_sampwent: SAM_ACCOUNT is NULL.\n"));
return nt_status;
}
/* skip all non-USER entries (eg. RIDs) */
while ((tdb_state->key.dsize != 0) && (strncmp(tdb_state->key.dptr, prefix, prefixlen))) {
old_key = tdb_state->key;
/* increment to next in line */
tdb_state->key = tdb_nextkey(tdb_state->passwd_tdb, tdb_state->key);
SAFE_FREE(old_key.dptr);
}
/* do we have an valid iteration pointer? */
if(tdb_state->passwd_tdb == NULL) {
DEBUG(0,("pdb_get_sampwent: Bad TDB Context pointer.\n"));
return nt_status;
}
data = tdb_fetch(tdb_state->passwd_tdb, tdb_state->key);
if (!data.dptr) {
DEBUG(5,("pdb_getsampwent: database entry not found.\n"));
return nt_status;
}
/* unpack the buffer */
if (!init_sam_from_buffer(user, (unsigned char *)data.dptr, data.dsize)) {
DEBUG(0,("pdb_getsampwent: Bad SAM_ACCOUNT entry returned from TDB!\n"));
SAFE_FREE(data.dptr);
return nt_status;
}
SAFE_FREE(data.dptr);
old_key = tdb_state->key;
/* increment to next in line */
tdb_state->key = tdb_nextkey(tdb_state->passwd_tdb, tdb_state->key);
SAFE_FREE(old_key.dptr);
return NT_STATUS_OK;
}
static NTSTATUS tdbsam_getsampwent(struct pdb_methods *my_methods, SAM_ACCOUNT *user)
{
NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)my_methods->private_data;
TDB_DATA data;
struct pwent_list *pkey;
if ( !user ) {
DEBUG(0,("tdbsam_getsampwent: SAM_ACCOUNT is NULL.\n"));
return nt_status;
}
if ( !tdbsam_pwent_list ) {
DEBUG(4,("tdbsam_getsampwent: end of list\n"));
tdbsam_tdbclose( tdb_state );
return nt_status;
}
if ( !tdb_state->passwd_tdb ) {
if ( !(tdb_state->passwd_tdb = tdbsam_tdbopen(tdb_state->tdbsam_location, O_RDONLY)) )
return nt_status;
}
/* pull the next entry */
pkey = tdbsam_pwent_list;
DLIST_REMOVE( tdbsam_pwent_list, pkey );
data = tdb_fetch(tdb_state->passwd_tdb, pkey->key);
SAFE_FREE( pkey->key.dptr);
SAFE_FREE( pkey);
if (!data.dptr) {
DEBUG(5,("pdb_getsampwent: database entry not found. Was the user deleted?\n"));
return nt_status;
}
if (!init_sam_from_buffer(user, (unsigned char *)data.dptr, data.dsize)) {
DEBUG(0,("pdb_getsampwent: Bad SAM_ACCOUNT entry returned from TDB!\n"));
}
SAFE_FREE( data.dptr );
return NT_STATUS_OK;
}
static NTSTATUS tdbsam_getsampwnam (struct pdb_methods *my_methods, SAM_ACCOUNT *user, const char *sname)
{
NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
struct tdbsam_privates *tdb_state = (struct tdbsam_privates *)my_methods->private_data;
TDB_CONTEXT *pwd_tdb;
TDB_DATA data, key;
fstring keystr;
fstring name;
if (user==NULL) {
DEBUG(0,("pdb_getsampwnam: SAM_ACCOUNT is NULL.\n"));
return nt_status;
}
/* Data is stored in all lower-case */
fstrcpy(name, sname);
strlower_m(name);
/* set search key */
slprintf(keystr, sizeof(keystr)-1, "%s%s", USERPREFIX, name);
key.dptr = keystr;
key.dsize = strlen(keystr) + 1;
/* open the accounts TDB */
if (!(pwd_tdb = tdb_open_log(tdb_state->tdbsam_location, 0, TDB_DEFAULT, O_RDONLY, 0600))) {
if (errno == ENOENT) {
/*
* TDB file doesn't exist, so try to create new one. This is useful to avoid
* confusing error msg when adding user account first time
*/
if (!(pwd_tdb = tdb_open_log(tdb_state->tdbsam_location, 0, TDB_DEFAULT, O_CREAT, 0600))) {
DEBUG(0, ("pdb_getsampwnam: TDB passwd (%s) did not exist. File successfully created.\n",
tdb_state->tdbsam_location));
} else {
DEBUG(0, ("pdb_getsampwnam: TDB passwd (%s) does not exist. Couldn't create new one. Error was: %s\n",
tdb_state->tdbsam_location, strerror(errno)));
}
/* requested user isn't there anyway */
nt_status = NT_STATUS_NO_SUCH_USER;
return nt_status;
}
DEBUG(0, ("pdb_getsampwnam: Unable to open TDB passwd (%s)!\n", tdb_state->tdbsam_location));
return nt_status;
}
/* get the record */
data = tdb_fetch(pwd_tdb, key);
if (!data.dptr) {
DEBUG(5,("pdb_getsampwnam (TDB): error fetching database.\n"));
DEBUGADD(5, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
DEBUGADD(5, (" Key: %s\n", keystr));
tdb_close(pwd_tdb);
return nt_status;
}
/* unpack the buffer */
if (!init_sam_from_buffer(user, (unsigned char *)data.dptr, data.dsize)) {
DEBUG(0,("pdb_getsampwent: Bad SAM_ACCOUNT entry returned from TDB!\n"));
SAFE_FREE(data.dptr);
tdb_close(pwd_tdb);
return nt_status;
}
SAFE_FREE(data.dptr);
/* no further use for database, close it now */
tdb_close(pwd_tdb);
return NT_STATUS_OK;
}