source/include/asn_1.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    simple ASN1 code
   4    Copyright (C) Andrew Tridgell 2001
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #ifndef _ASN_1_H
  21 #define _ASN_1_H
  22
  23 struct nesting {
  24         off_t start;
  25         size_t taglen; /* for parsing */
  26         struct nesting *next;
  27 };
  28
  29 typedef struct asn1_data {
  30         uint8 *data;
  31         size_t length;
  32         off_t ofs;
  33         struct nesting *nesting;
  34         bool has_error;
  35 } ASN1_DATA;
  36
  37
  38 #define ASN1_APPLICATION(x) ((x)+0x60)
  39 #define ASN1_APPLICATION_SIMPLE(x) ((x)+0x40)
  40 #define ASN1_SEQUENCE(x) ((x)+0x30)
  41 #define ASN1_CONTEXT(x) ((x)+0xa0)
  42 #define ASN1_CONTEXT_SIMPLE(x) ((x)+0x80)
  43 #define ASN1_GENERAL_STRING 0x1b
  44 #define ASN1_OCTET_STRING 0x4
  45 #define ASN1_OID 0x6
  46 #define ASN1_BOOLEAN 0x1
  47 #define ASN1_INTEGER 0x2
  48 #define ASN1_BITFIELD 0x3
  49 #define ASN1_ENUMERATED 0xa
  50 #define ASN1_SET 0x31
  51
  52 #define ASN1_MAX_OIDS 20
  53
  54 /* some well known object IDs */
  55 #define OID_SPNEGO "1 3 6 1 5 5 2"
  56 #define OID_NTLMSSP "1 3 6 1 4 1 311 2 2 10"
  57 #define OID_KERBEROS5_OLD "1 2 840 48018 1 2 2"
  58 #define OID_KERBEROS5 "1 2 840 113554 1 2 2"
  59
  60 #define SPNEGO_NEG_RESULT_ACCEPT 0
  61 #define SPNEGO_NEG_RESULT_INCOMPLETE 1
  62 #define SPNEGO_NEG_RESULT_REJECT 2
  63
  64 /* not really ASN.1, but RFC 1964 */
  65 #define TOK_ID_KRB_AP_REQ       (uchar*)"\x01\x00"
  66 #define TOK_ID_KRB_AP_REP       (uchar*)"\x02\x00"
  67 #define TOK_ID_KRB_ERROR        (uchar*)"\x03\x00"
  68 #define TOK_ID_GSS_GETMIC       (uchar*)"\x01\x01"
  69 #define TOK_ID_GSS_WRAP         (uchar*)"\x02\x01"
  70
  71 #endif /* _ASN_1_H */