3 /***************************************************************************
5 * Project ___| | | | _ \| |
7 * | (__| |_| | _ <| |___
8 * \___|\___/|_| \_\_____|
10 * Copyright (C) 1998 - 2009, Daniel Stenberg, <daniel@haxx.se>, et al.
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 http://curl.haxx.se/docs/copyright.html.
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.
20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
21 * KIND, either express or implied.
23 ***************************************************************************/
26 CURLNTLM_NONE, /* not a ntlm */
27 CURLNTLM_BAD, /* an ntlm, but one we don't like */
28 CURLNTLM_FIRST, /* the first 401-reply we got with NTLM */
29 CURLNTLM_FINE, /* an ntlm we act on */
31 CURLNTLM_LAST /* last entry in this enum, don't use */
34 /* this is for ntlm header input */
35 CURLntlm Curl_input_ntlm(struct connectdata *conn, bool proxy,
38 /* this is for creating ntlm header output */
39 CURLcode Curl_output_ntlm(struct connectdata *conn, bool proxy);
41 void Curl_ntlm_cleanup(struct connectdata *conn);
43 #define Curl_ntlm_cleanup(x)
46 /* Flag bits definitions based on http://davenport.sourceforge.net/ntlm.html */
48 #define NTLMFLAG_NEGOTIATE_UNICODE (1<<0)
49 /* Indicates that Unicode strings are supported for use in security buffer
52 #define NTLMFLAG_NEGOTIATE_OEM (1<<1)
53 /* Indicates that OEM strings are supported for use in security buffer data. */
55 #define NTLMFLAG_REQUEST_TARGET (1<<2)
56 /* Requests that the server's authentication realm be included in the Type 2
60 #define NTLMFLAG_NEGOTIATE_SIGN (1<<4)
61 /* Specifies that authenticated communication between the client and server
62 should carry a digital signature (message integrity). */
64 #define NTLMFLAG_NEGOTIATE_SEAL (1<<5)
65 /* Specifies that authenticated communication between the client and server
66 should be encrypted (message confidentiality). */
68 #define NTLMFLAG_NEGOTIATE_DATAGRAM_STYLE (1<<6)
69 /* Indicates that datagram authentication is being used. */
71 #define NTLMFLAG_NEGOTIATE_LM_KEY (1<<7)
72 /* Indicates that the LAN Manager session key should be used for signing and
73 sealing authenticated communications. */
75 #define NTLMFLAG_NEGOTIATE_NETWARE (1<<8)
78 #define NTLMFLAG_NEGOTIATE_NTLM_KEY (1<<9)
79 /* Indicates that NTLM authentication is being used. */
83 #define NTLMFLAG_NEGOTIATE_ANONYMOUS (1<<11)
84 /* Sent by the client in the Type 3 message to indicate that an anonymous
85 context has been established. This also affects the response fields. */
87 #define NTLMFLAG_NEGOTIATE_DOMAIN_SUPPLIED (1<<12)
88 /* Sent by the client in the Type 1 message to indicate that a desired
89 authentication realm is included in the message. */
91 #define NTLMFLAG_NEGOTIATE_WORKSTATION_SUPPLIED (1<<13)
92 /* Sent by the client in the Type 1 message to indicate that the client
93 workstation's name is included in the message. */
95 #define NTLMFLAG_NEGOTIATE_LOCAL_CALL (1<<14)
96 /* Sent by the server to indicate that the server and client are on the same
97 machine. Implies that the client may use a pre-established local security
98 context rather than responding to the challenge. */
100 #define NTLMFLAG_NEGOTIATE_ALWAYS_SIGN (1<<15)
101 /* Indicates that authenticated communication between the client and server
102 should be signed with a "dummy" signature. */
104 #define NTLMFLAG_TARGET_TYPE_DOMAIN (1<<16)
105 /* Sent by the server in the Type 2 message to indicate that the target
106 authentication realm is a domain. */
108 #define NTLMFLAG_TARGET_TYPE_SERVER (1<<17)
109 /* Sent by the server in the Type 2 message to indicate that the target
110 authentication realm is a server. */
112 #define NTLMFLAG_TARGET_TYPE_SHARE (1<<18)
113 /* Sent by the server in the Type 2 message to indicate that the target
114 authentication realm is a share. Presumably, this is for share-level
115 authentication. Usage is unclear. */
117 #define NTLMFLAG_NEGOTIATE_NTLM2_KEY (1<<19)
118 /* Indicates that the NTLM2 signing and sealing scheme should be used for
119 protecting authenticated communications. */
121 #define NTLMFLAG_REQUEST_INIT_RESPONSE (1<<20)
122 /* unknown purpose */
124 #define NTLMFLAG_REQUEST_ACCEPT_RESPONSE (1<<21)
125 /* unknown purpose */
127 #define NTLMFLAG_REQUEST_NONNT_SESSION_KEY (1<<22)
128 /* unknown purpose */
130 #define NTLMFLAG_NEGOTIATE_TARGET_INFO (1<<23)
131 /* Sent by the server in the Type 2 message to indicate that it is including a
132 Target Information block in the message. */
140 #define NTLMFLAG_NEGOTIATE_128 (1<<29)
141 /* Indicates that 128-bit encryption is supported. */
143 #define NTLMFLAG_NEGOTIATE_KEY_EXCHANGE (1<<30)
144 /* Indicates that the client will provide an encrypted master key in
145 the "Session Key" field of the Type 3 message. */
147 #define NTLMFLAG_NEGOTIATE_56 (1<<31)
148 /* Indicates that 56-bit encryption is supported. */