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    1: #ifndef HEADER_VAUTH_NTLM_H
    2: #define HEADER_VAUTH_NTLM_H
    3: /***************************************************************************
    4:  *                                  _   _ ____  _
    5:  *  Project                     ___| | | |  _ \| |
    6:  *                             / __| | | | |_) | |
    7:  *                            | (__| |_| |  _ <| |___
    8:  *                             \___|\___/|_| \_\_____|
    9:  *
   10:  * Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
   11:  *
   12:  * This software is licensed as described in the file COPYING, which
   13:  * you should have received as part of this distribution. The terms
   14:  * are also available at https://curl.haxx.se/docs/copyright.html.
   15:  *
   16:  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
   17:  * copies of the Software, and permit persons to whom the Software is
   18:  * furnished to do so, under the terms of the COPYING file.
   19:  *
   20:  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
   21:  * KIND, either express or implied.
   22:  *
   23:  ***************************************************************************/
   24: 
   25: #include "curl_setup.h"
   26: 
   27: #ifdef USE_NTLM
   28: 
   29: /* NTLM buffer fixed size, large enough for long user + host + domain */
   30: #define NTLM_BUFSIZE 1024
   31: 
   32: /* Stuff only required for curl_ntlm_msgs.c */
   33: #ifdef BUILDING_CURL_NTLM_MSGS_C
   34: 
   35: /* Flag bits definitions based on https://davenport.sourceforge.io/ntlm.html */
   36: 
   37: #define NTLMFLAG_NEGOTIATE_UNICODE               (1<<0)
   38: /* Indicates that Unicode strings are supported for use in security buffer
   39:    data. */
   40: 
   41: #define NTLMFLAG_NEGOTIATE_OEM                   (1<<1)
   42: /* Indicates that OEM strings are supported for use in security buffer data. */
   43: 
   44: #define NTLMFLAG_REQUEST_TARGET                  (1<<2)
   45: /* Requests that the server's authentication realm be included in the Type 2
   46:    message. */
   47: 
   48: /* unknown (1<<3) */
   49: #define NTLMFLAG_NEGOTIATE_SIGN                  (1<<4)
   50: /* Specifies that authenticated communication between the client and server
   51:    should carry a digital signature (message integrity). */
   52: 
   53: #define NTLMFLAG_NEGOTIATE_SEAL                  (1<<5)
   54: /* Specifies that authenticated communication between the client and server
   55:    should be encrypted (message confidentiality). */
   56: 
   57: #define NTLMFLAG_NEGOTIATE_DATAGRAM_STYLE        (1<<6)
   58: /* Indicates that datagram authentication is being used. */
   59: 
   60: #define NTLMFLAG_NEGOTIATE_LM_KEY                (1<<7)
   61: /* Indicates that the LAN Manager session key should be used for signing and
   62:    sealing authenticated communications. */
   63: 
   64: #define NTLMFLAG_NEGOTIATE_NETWARE               (1<<8)
   65: /* unknown purpose */
   66: 
   67: #define NTLMFLAG_NEGOTIATE_NTLM_KEY              (1<<9)
   68: /* Indicates that NTLM authentication is being used. */
   69: 
   70: /* unknown (1<<10) */
   71: 
   72: #define NTLMFLAG_NEGOTIATE_ANONYMOUS             (1<<11)
   73: /* Sent by the client in the Type 3 message to indicate that an anonymous
   74:    context has been established. This also affects the response fields. */
   75: 
   76: #define NTLMFLAG_NEGOTIATE_DOMAIN_SUPPLIED       (1<<12)
   77: /* Sent by the client in the Type 1 message to indicate that a desired
   78:    authentication realm is included in the message. */
   79: 
   80: #define NTLMFLAG_NEGOTIATE_WORKSTATION_SUPPLIED  (1<<13)
   81: /* Sent by the client in the Type 1 message to indicate that the client
   82:    workstation's name is included in the message. */
   83: 
   84: #define NTLMFLAG_NEGOTIATE_LOCAL_CALL            (1<<14)
   85: /* Sent by the server to indicate that the server and client are on the same
   86:    machine. Implies that the client may use a pre-established local security
   87:    context rather than responding to the challenge. */
   88: 
   89: #define NTLMFLAG_NEGOTIATE_ALWAYS_SIGN           (1<<15)
   90: /* Indicates that authenticated communication between the client and server
   91:    should be signed with a "dummy" signature. */
   92: 
   93: #define NTLMFLAG_TARGET_TYPE_DOMAIN              (1<<16)
   94: /* Sent by the server in the Type 2 message to indicate that the target
   95:    authentication realm is a domain. */
   96: 
   97: #define NTLMFLAG_TARGET_TYPE_SERVER              (1<<17)
   98: /* Sent by the server in the Type 2 message to indicate that the target
   99:    authentication realm is a server. */
  100: 
  101: #define NTLMFLAG_TARGET_TYPE_SHARE               (1<<18)
  102: /* Sent by the server in the Type 2 message to indicate that the target
  103:    authentication realm is a share. Presumably, this is for share-level
  104:    authentication. Usage is unclear. */
  105: 
  106: #define NTLMFLAG_NEGOTIATE_NTLM2_KEY             (1<<19)
  107: /* Indicates that the NTLM2 signing and sealing scheme should be used for
  108:    protecting authenticated communications. */
  109: 
  110: #define NTLMFLAG_REQUEST_INIT_RESPONSE           (1<<20)
  111: /* unknown purpose */
  112: 
  113: #define NTLMFLAG_REQUEST_ACCEPT_RESPONSE         (1<<21)
  114: /* unknown purpose */
  115: 
  116: #define NTLMFLAG_REQUEST_NONNT_SESSION_KEY       (1<<22)
  117: /* unknown purpose */
  118: 
  119: #define NTLMFLAG_NEGOTIATE_TARGET_INFO           (1<<23)
  120: /* Sent by the server in the Type 2 message to indicate that it is including a
  121:    Target Information block in the message. */
  122: 
  123: /* unknown (1<24) */
  124: /* unknown (1<25) */
  125: /* unknown (1<26) */
  126: /* unknown (1<27) */
  127: /* unknown (1<28) */
  128: 
  129: #define NTLMFLAG_NEGOTIATE_128                   (1<<29)
  130: /* Indicates that 128-bit encryption is supported. */
  131: 
  132: #define NTLMFLAG_NEGOTIATE_KEY_EXCHANGE          (1<<30)
  133: /* Indicates that the client will provide an encrypted master key in
  134:    the "Session Key" field of the Type 3 message. */
  135: 
  136: #define NTLMFLAG_NEGOTIATE_56                    (1<<31)
  137: /* Indicates that 56-bit encryption is supported. */
  138: 
  139: #endif /* BUILDING_CURL_NTLM_MSGS_C */
  140: 
  141: #endif /* USE_NTLM */
  142: 
  143: #endif /* HEADER_VAUTH_NTLM_H */