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/***************************************************************************/
/* This code is part of WWW grabber called pavuk */
/* Copyright (c) 1997 - 2001 Stefan Ondrejicka */
/* Distributed under GPL 2 or later */
/***************************************************************************/
#ifndef _ntlm_auth_h_
#define _ntlm_auth_h_
/****************************************************************/
/* based on document "NTLM Athentication Scheme for HTTP" */
/* http://www.innovation.ch/java/ntlm.html */
/* by Ronald Tschaler <ronald@innovation.ch> */
/****************************************************************/
typedef unsigned char byte_t;
#ifdef __GNUC__
#define _PACKED __attribute__((packed))
#else
#define _PACKED
#endif
#define NTLM_MSG1_SIZE 32+128
#define NTLM_MSG2_SIZE 40
#define NTLM_MSG3_SIZE 64+512
typedef struct
{
byte_t protocol[8]; /* "NTLMSSP\0" */
byte_t type; /* 0x01 */
byte_t zero[3]; /* \0\0\0 */
unsigned short flags; /* 0xb203 */
byte_t zero2[2]; /* \0\0 */
short dom_len; /* length of domainname */
short dom_len2; /* length of domainname */
short dom_off; /* offset of domainname in structure */
byte_t zero3[2]; /* \0\0 */
short host_len; /* length of hostname */
short host_len2; /* length of hostname */
short host_off; /* offset of hostname in structure */
byte_t zero4[2]; /* \0\0 */
byte_t padding[128]; /* space for hostname and domainname */
#if 0
byte_t host[*]; /* hostname */
byte_t dom[*]; /* domainname */
#endif
} _PACKED ntlm_type_1_msg_t;
typedef struct
{
byte_t protocol[8]; /* "NTLMSSP\0" */
byte_t type; /* 0x02 */
byte_t zero[7]; /* \0\0\0\0\0\0\0 */
short msg_len; /* 0x28 */
byte_t zero2[2]; /* \0\0 */
unsigned short flags; /* 0x8201 */
byte_t zero3[2]; /* \0\0 */
byte_t nonce[8]; /* server nonce */
byte_t zero4[8]; /* \0\0\0\0\0\0\0\0 */
} _PACKED ntlm_type_2_msg_t;
typedef struct
{
byte_t protocol[8]; /* "NTLMSSP\0" */
byte_t type; /* 0x03 */
byte_t zero[3]; /* \0\0\0 */
short lm_resp_len; /* LM response length (0x18) */
short lm_resp_len2; /* LM response length (0x18) */
short lm_resp_off; /* offset of LM response in structure */
byte_t zero2[2]; /* \0\0 */
short nt_resp_len; /* NT response length (0x18) */
short nt_resp_len2; /* NT response length (0x18) */
short nt_resp_off; /* offset of NT response in structure */
byte_t zero3[2]; /* \0\0 */
short dom_len; /* length of domainname */
short dom_len2; /* length of domainname */
short dom_off; /* offset of domainname in structure */
byte_t zero4[2]; /* \0\0 */
short user_len; /* length of username */
short user_len2; /* length of username */
short user_off; /* offset of username in structure */
byte_t zero5[2]; /* \0\0 */
short host_len; /* length of hostname */
short host_len2; /* length of hostname */
short host_off; /* offset of hostname in structure */
byte_t zero6[6]; /* \0\0\0\0\0\0 */
short msg_len; /* message length */
byte_t zero7[2]; /* \0\0 */
unsigned short flags; /* 0x8201 */
byte_t zero8[2]; /* \0\0 */
byte_t padding[512]; /* space for hostname and domainname */
#if 0
byte_t host[*]; /* hostname */
byte_t user[*]; /* username */
byte_t dom[*]; /* domainname */
byte_t lm_resp[*]; /* LM response */
byte_t nt_resp[*]; /* NT response */
#endif
} _PACKED ntlm_type_3_msg_t;
extern char *ntlm_get_t1msg_str(char *, char *);
extern char *ntlm_get_nonce(char *, unsigned short *);
extern char *ntlm_get_t3msg_str(char *, char *, char *, char *, char *,
unsigned short);
#ifndef ____ACCONFIG_TEST___
extern int ntlm_negotiate_connection(doc *, char *);
extern int ntlm_negotiate_proxy_connection(doc *, char *);
#endif
#endif
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