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7710b4f48d
Domain SID is saved in secrets.tdb upon joining domain. Added "Authenticated Users" and "SYSTEM" well-known SIDs (under NT Authority).
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123 lines
2.7 KiB
C
123 lines
2.7 KiB
C
/*
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Unix SMB/Netbios implementation.
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Version 3.0.
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Samba registry functions
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Copyright (C) Andrew Tridgell 1992-1998
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/* the Samba secrets database stores any generated, private information
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such as the local SID and machine trust password */
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#include "includes.h"
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static TDB_CONTEXT *tdb;
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/* open up the secrets database */
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BOOL secrets_init(void)
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{
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pstring fname;
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char *p;
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if (tdb) return True;
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pstrcpy(fname, lp_smb_passwd_file());
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p = strrchr(fname, '/');
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if(!p) return False;
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*p = 0;
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pstrcat(fname,"/secrets.tdb");
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tdb = tdb_open(fname, 0, 0, O_RDWR|O_CREAT, 0600);
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if (!tdb) {
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DEBUG(0,("Failed to open %s\n", fname));
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return False;
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}
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return True;
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}
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/* read a entry from the secrets database - the caller must free the result
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if size is non-null then the size of the entry is put in there
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*/
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void *secrets_fetch(char *key, size_t *size)
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{
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TDB_DATA kbuf, dbuf;
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if (!tdb) return False;
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kbuf.dptr = key;
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kbuf.dsize = strlen(key);
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dbuf = tdb_fetch(tdb, kbuf);
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if (size) *size = dbuf.dsize;
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return dbuf.dptr;
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}
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/* store a secrets entry
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*/
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BOOL secrets_store(char *key, void *data, size_t size)
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{
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TDB_DATA kbuf, dbuf;
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if (!tdb) return False;
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kbuf.dptr = key;
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kbuf.dsize = strlen(key);
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dbuf.dptr = data;
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dbuf.dsize = size;
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return tdb_store(tdb, kbuf, dbuf, TDB_REPLACE) == 0;
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}
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/* delete a secets database entry
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*/
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BOOL secrets_delete(char *key)
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{
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TDB_DATA kbuf;
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if (!tdb) return False;
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kbuf.dptr = key;
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kbuf.dsize = strlen(key);
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return tdb_delete(tdb, kbuf) == 0;
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}
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BOOL secrets_store_domain_sid(char *domain, DOM_SID *sid)
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{
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fstring key;
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slprintf(key, sizeof(key), "%s/%s", SECRETS_DOMAIN_SID, domain);
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return secrets_store(key, sid, sizeof(DOM_SID));
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}
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BOOL secrets_fetch_domain_sid(char *domain, DOM_SID *sid)
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{
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DOM_SID *dyn_sid;
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fstring key;
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int size;
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slprintf(key, sizeof(key), "%s/%s", SECRETS_DOMAIN_SID, domain);
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dyn_sid = (DOM_SID *)secrets_fetch(key, &size);
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if (dyn_sid == NULL)
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return False;
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if (size != sizeof(DOM_SID))
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{
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free(dyn_sid);
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return False;
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}
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*sid = *dyn_sid;
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free(dyn_sid);
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return True;
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}
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