1/* 2 Unix SMB/CIFS implementation. 3 4 libndr interface 5 6 Copyright (C) Andrew Tridgell 2003 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 3 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with this program. If not, see <http://www.gnu.org/licenses/>. 20*/ 21 22#include "includes.h" 23 24/* 25 convert a dom_sid to a string 26*/ 27char *dom_sid_string(TALLOC_CTX *mem_ctx, const struct dom_sid *sid) 28{ 29 int i, ofs, maxlen; 30 uint32_t ia; 31 char *ret; 32 33 if (!sid) { 34 return talloc_strdup(mem_ctx, "(NULL SID)"); 35 } 36 37 maxlen = sid->num_auths * 11 + 25; 38 ret = (char *)talloc_size(mem_ctx, maxlen); 39 if (!ret) return talloc_strdup(mem_ctx, "(SID ERR)"); 40 41 /* 42 * BIG NOTE: this function only does SIDS where the identauth is not 43 * >= ^32 in a range of 2^48. 44 */ 45 46 ia = (sid->id_auth[5]) + 47 (sid->id_auth[4] << 8 ) + 48 (sid->id_auth[3] << 16) + 49 (sid->id_auth[2] << 24); 50 51 ofs = snprintf(ret, maxlen, "S-%u-%lu", 52 (unsigned int)sid->sid_rev_num, (unsigned long)ia); 53 54 for (i = 0; i < sid->num_auths; i++) { 55 ofs += snprintf(ret + ofs, maxlen - ofs, "-%lu", (unsigned long)sid->sub_auths[i]); 56 } 57 58 return ret; 59} 60