lib/crypto/gmsa.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Group Managed Service Account functions
   4
   5    Copyright (C) Catalyst.Net Ltd 2024
   6
   7    This program is free software: you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation, either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19 */
  20
  21 #ifndef LIB_CRYPTO_GMSA_H
  22 #define LIB_CRYPTO_GMSA_H
  23
  24 #include "lib/crypto/gkdi.h"
  25
  26 enum {
  27         GMSA_PASSWORD_LEN = 256,
  28         GMSA_PASSWORD_NULL_TERMINATED_LEN = GMSA_PASSWORD_LEN + 2,
  29 };
  30
  31 struct gmsa_null_terminated_password {
  32         uint8_t buf[GMSA_PASSWORD_NULL_TERMINATED_LEN];
  33 };
  34
  35 struct dom_sid;
  36 NTSTATUS gmsa_password_based_on_key_id(
  37         TALLOC_CTX *mem_ctx,
  38         const struct Gkid gkid,
  39         const NTTIME current_time,
  40         const struct ProvRootKey *const root_key,
  41         const struct dom_sid *const account_sid,
  42         uint8_t password[static const GMSA_PASSWORD_NULL_TERMINATED_LEN]);
  43
  44 NTSTATUS gmsa_talloc_password_based_on_key_id(
  45         TALLOC_CTX *mem_ctx,
  46         const struct Gkid gkid,
  47         const NTTIME current_time,
  48         const struct ProvRootKey *const root_key,
  49         const struct dom_sid *const account_sid,
  50         struct gmsa_null_terminated_password **password_out);
  51
  52 bool gmsa_current_time(NTTIME *current_time_out);
  53
  54 #endif /* LIB_CRYPTO_GMSA_H */