1#ifndef HEADER_CURL_NTLM_MSGS_H 2#define HEADER_CURL_NTLM_MSGS_H 3/*************************************************************************** 4 * _ _ ____ _ 5 * Project ___| | | | _ \| | 6 * / __| | | | |_) | | 7 * | (__| |_| | _ <| |___ 8 * \___|\___/|_| \_\_____| 9 * 10 * Copyright (C) 1998 - 2011, 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 http://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 "setup.h" 26 27#ifdef USE_NTLM 28 29/* This is to generate a base64 encoded NTLM type-1 message */ 30CURLcode Curl_ntlm_create_type1_message(const char *userp, 31 const char *passwdp, 32 struct ntlmdata *ntlm, 33 char **outptr, 34 size_t *outlen); 35 36/* This is to generate a base64 encoded NTLM type-3 message */ 37CURLcode Curl_ntlm_create_type3_message(struct SessionHandle *data, 38 const char *userp, 39 const char *passwdp, 40 struct ntlmdata *ntlm, 41 char **outptr, 42 size_t *outlen); 43 44/* This is to decode a NTLM type-2 message */ 45CURLcode Curl_ntlm_decode_type2_message(struct SessionHandle *data, 46 const char* header, 47 struct ntlmdata* ntlm); 48 49/* This is to clean up the ntlm data structure */ 50#ifdef USE_WINDOWS_SSPI 51void Curl_ntlm_sspi_cleanup(struct ntlmdata *ntlm); 52#else 53#define Curl_ntlm_sspi_cleanup(x) 54#endif 55 56/* NTLM buffer fixed size, large enough for long user + host + domain */ 57#define NTLM_BUFSIZE 1024 58 59/* Stuff only required for curl_ntlm_msgs.c */ 60#ifdef BUILDING_CURL_NTLM_MSGS_C 61 62/* Flag bits definitions based on http://davenport.sourceforge.net/ntlm.html */ 63 64#define NTLMFLAG_NEGOTIATE_UNICODE (1<<0) 65/* Indicates that Unicode strings are supported for use in security buffer 66 data. */ 67 68#define NTLMFLAG_NEGOTIATE_OEM (1<<1) 69/* Indicates that OEM strings are supported for use in security buffer data. */ 70 71#define NTLMFLAG_REQUEST_TARGET (1<<2) 72/* Requests that the server's authentication realm be included in the Type 2 73 message. */ 74 75/* unknown (1<<3) */ 76#define NTLMFLAG_NEGOTIATE_SIGN (1<<4) 77/* Specifies that authenticated communication between the client and server 78 should carry a digital signature (message integrity). */ 79 80#define NTLMFLAG_NEGOTIATE_SEAL (1<<5) 81/* Specifies that authenticated communication between the client and server 82 should be encrypted (message confidentiality). */ 83 84#define NTLMFLAG_NEGOTIATE_DATAGRAM_STYLE (1<<6) 85/* Indicates that datagram authentication is being used. */ 86 87#define NTLMFLAG_NEGOTIATE_LM_KEY (1<<7) 88/* Indicates that the LAN Manager session key should be used for signing and 89 sealing authenticated communications. */ 90 91#define NTLMFLAG_NEGOTIATE_NETWARE (1<<8) 92/* unknown purpose */ 93 94#define NTLMFLAG_NEGOTIATE_NTLM_KEY (1<<9) 95/* Indicates that NTLM authentication is being used. */ 96 97/* unknown (1<<10) */ 98 99#define NTLMFLAG_NEGOTIATE_ANONYMOUS (1<<11) 100/* Sent by the client in the Type 3 message to indicate that an anonymous 101 context has been established. This also affects the response fields. */ 102 103#define NTLMFLAG_NEGOTIATE_DOMAIN_SUPPLIED (1<<12) 104/* Sent by the client in the Type 1 message to indicate that a desired 105 authentication realm is included in the message. */ 106 107#define NTLMFLAG_NEGOTIATE_WORKSTATION_SUPPLIED (1<<13) 108/* Sent by the client in the Type 1 message to indicate that the client 109 workstation's name is included in the message. */ 110 111#define NTLMFLAG_NEGOTIATE_LOCAL_CALL (1<<14) 112/* Sent by the server to indicate that the server and client are on the same 113 machine. Implies that the client may use a pre-established local security 114 context rather than responding to the challenge. */ 115 116#define NTLMFLAG_NEGOTIATE_ALWAYS_SIGN (1<<15) 117/* Indicates that authenticated communication between the client and server 118 should be signed with a "dummy" signature. */ 119 120#define NTLMFLAG_TARGET_TYPE_DOMAIN (1<<16) 121/* Sent by the server in the Type 2 message to indicate that the target 122 authentication realm is a domain. */ 123 124#define NTLMFLAG_TARGET_TYPE_SERVER (1<<17) 125/* Sent by the server in the Type 2 message to indicate that the target 126 authentication realm is a server. */ 127 128#define NTLMFLAG_TARGET_TYPE_SHARE (1<<18) 129/* Sent by the server in the Type 2 message to indicate that the target 130 authentication realm is a share. Presumably, this is for share-level 131 authentication. Usage is unclear. */ 132 133#define NTLMFLAG_NEGOTIATE_NTLM2_KEY (1<<19) 134/* Indicates that the NTLM2 signing and sealing scheme should be used for 135 protecting authenticated communications. */ 136 137#define NTLMFLAG_REQUEST_INIT_RESPONSE (1<<20) 138/* unknown purpose */ 139 140#define NTLMFLAG_REQUEST_ACCEPT_RESPONSE (1<<21) 141/* unknown purpose */ 142 143#define NTLMFLAG_REQUEST_NONNT_SESSION_KEY (1<<22) 144/* unknown purpose */ 145 146#define NTLMFLAG_NEGOTIATE_TARGET_INFO (1<<23) 147/* Sent by the server in the Type 2 message to indicate that it is including a 148 Target Information block in the message. */ 149 150/* unknown (1<24) */ 151/* unknown (1<25) */ 152/* unknown (1<26) */ 153/* unknown (1<27) */ 154/* unknown (1<28) */ 155 156#define NTLMFLAG_NEGOTIATE_128 (1<<29) 157/* Indicates that 128-bit encryption is supported. */ 158 159#define NTLMFLAG_NEGOTIATE_KEY_EXCHANGE (1<<30) 160/* Indicates that the client will provide an encrypted master key in 161 the "Session Key" field of the Type 3 message. */ 162 163#define NTLMFLAG_NEGOTIATE_56 (1<<31) 164/* Indicates that 56-bit encryption is supported. */ 165 166#endif /* BUILDING_CURL_NTLM_MSGS_C */ 167 168#endif /* USE_NTLM */ 169 170#endif /* HEADER_CURL_NTLM_MSGS_H */ 171