Commit 84cedc09 authored by Daniel Stenberg's avatar Daniel Stenberg
Browse files

added ntlm flag bits

parent 3b2b2496
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+93 −17
Original line number Diff line number Diff line
@@ -41,27 +41,103 @@ CURLcode Curl_output_ntlm(struct connectdata *conn);
void Curl_ntlm_cleanup(struct SessionHandle *data);


/* type-1 octet-stream, sent in the first NTLM-authenticated request
/* Flag bits definitions based on http://davenport.sourceforge.net/ntlm.html */

byte    protocol[8];     'N', 'T', 'L', 'M', 'S', 'S', 'P', '\0'
byte    type;            0x01
byte    zero[3];
short   flags;           0xb203
byte    zero[2];
#define NTLMFLAG_NEGOTIATE_UNICODE               (1<<0)
/* Indicates that Unicode strings are supported for use in security buffer
   data. */

short   dom_len;         domain string length
short   dom_len;         domain string length
short   dom_off;         domain string offset
byte    zero[2];
#define NTLMFLAG_NEGOTIATE_OEM                   (1<<1)
/* Indicates that OEM strings are supported for use in security buffer data. */

short   host_len;        host string length
short   host_len;        host string length
short   host_off;        host string offset (always 0x20)
byte    zero[2];
#define NTLMFLAG_REQUEST_TARGET                  (1<<2)
/* Requests that the server's authentication realm be included in the Type 2
   message. */

byte    host[*];         host string (ASCII)
byte    dom[*];          domain string (ASCII)
/* unknown (1<<3) */
#define NTLMFLAG_NEGOTIATE_SIGN                  (1<<4)
/* Specifies that authenticated communication between the client and server
   should carry a digital signature (message integrity). */

*/
#define NTLMFLAG_NEGOTIATE_SEAL                  (1<<5)
/* Specifies that authenticated communication between the client and server
   should be encrypted (message confidentiality). */

#define NTLMFLAG_NEGOTIATE_DATAGRAM_STYLE        (1<<6)
/* unknown purpose */

#define NTLMFLAG_NEGOTIATE_LM_KEY                (1<<7)
/* Indicates that the LAN Manager session key should be used for signing and
   sealing authenticated communications. */

#define NTLMFLAG_NEGOTIATE_NETWARE               (1<<8)
/* unknown purpose */

#define NTLMFLAG_NEGOTIATE_NTLM_KEY              (1<<9)
/* Indicates that NTLM authentication is being used. */

/* unknown (1<<10) */
/* unknown (1<<11) */

#define NTLMFLAG_NEGOTIATE_DOMAIN_SUPPLIED       (1<<12)
/* Sent by the client in the Type 1 message to indicate that a desired
   authentication realm is included in the message. */

#define NTLMFLAG_NEGOTIATE_WORKSTATION_SUPPLIED  (1<<13)
/* Sent by the client in the Type 1 message to indicate that the client
   workstation's name is included in the message. */

#define NTLMFLAG_NEGOTIATE_LOCAL_CALL            (1<<14)
/* Sent by the server to indicate that the server and client are on the same
   machine. Implies that the client may use a pre-established local security
   context rather than responding to the challenge. */

#define NTLMFLAG_NEGOTIATE_ALWAYS_SIGN           (1<<15)
/* Indicates that authenticated communication between the client and server
   should be signed with a "dummy" signature. */

#define NTLMFLAG_TARGET_TYPE_DOMAIN              (1<<16)
/* Sent by the server in the Type 2 message to indicate that the target
   authentication realm is a domain. */

#define NTLMFLAG_TARGET_TYPE_SERVER              (1<<17)
/* Sent by the server in the Type 2 message to indicate that the target
   authentication realm is a server. */

#define NTLMFLAG_TARGET_TYPE_SHARE               (1<<18)
/* Sent by the server in the Type 2 message to indicate that the target
   authentication realm is a share. Presumably, this is for share-level
   authentication. Usage is unclear. */

#define NTLMFLAG_NEGOTIATE_NTLM2_KEY             (1<<19)
/* Indicates that the NTLM2 signing and sealing scheme should be used for
   protecting authenticated communications. */

#define NTLMFLAG_REQUEST_INIT_RESPONSE           (1<<20)
/* unknown purpose */

#define NTLMFLAG_REQUEST_ACCEPT_RESPONSE         (1<<21)
/* unknown purpose */

#define NTLMFLAG_REQUEST_NONNT_SESSION_KEY       (1<<22)
/* unknown purpose */

#define NTLMFLAG_NEGOTIATE_TARGET_INFO           (1<<23)
/* Sent by the server in the Type 2 message to indicate that it is including a
   Target Information block in the message. */

/* unknown (1<24) */
/* unknown (1<25) */
/* unknown (1<26) */
/* unknown (1<27) */
/* unknown (1<28) */

#define NTLMFLAG_NEGOTIATE_128                   (1<<29)
/* Indicates that 128-bit encryption is supported. */

#define NTLMFLAG_NEGOTIATE_KEY_EXCHANGE          (1<<30)
/* unknown purpose */

#define NTLMFLAG_NEGOTIATE_56                    (1<<31)
/* Indicates that 56-bit encryption is supported. */
#endif