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c6ebab846d
This shrinks include/includes.h.gch by the size of 7 MB and reduces build time as follows: ccache build w/o patch real 4m21.529s ccache build with patch real 3m6.402s pch build w/o patch real 4m26.318s pch build with patch real 3m6.932s Guenther
136 lines
4.0 KiB
C
136 lines
4.0 KiB
C
/*
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Unix SMB/CIFS implementation.
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SMB parameters and setup
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Copyright (C) Andrew Tridgell 1992-1997
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Copyright (C) Luke Kenneth Casson Leighton 1996-1997
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Copyright (C) Paul Ashton 1997
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "../librpc/gen_ndr/ntlmssp.h"
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/* NTLMSSP mode */
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enum ntlmssp_role
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{
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NTLMSSP_SERVER,
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NTLMSSP_CLIENT
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};
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/* NTLMSSP message types */
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enum ntlmssp_message_type
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{
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NTLMSSP_INITIAL = 0 /* samba internal state */,
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NTLMSSP_NEGOTIATE = 1,
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NTLMSSP_CHALLENGE = 2,
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NTLMSSP_AUTH = 3,
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NTLMSSP_UNKNOWN = 4,
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NTLMSSP_DONE = 5 /* samba final state */
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};
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#define NTLMSSP_FEATURE_SESSION_KEY 0x00000001
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#define NTLMSSP_FEATURE_SIGN 0x00000002
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#define NTLMSSP_FEATURE_SEAL 0x00000004
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#define NTLMSSP_FEATURE_CCACHE 0x00000008
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union ntlmssp_crypt_state;
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struct ntlmssp_state
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{
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enum ntlmssp_role role;
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uint32_t expected_state;
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bool unicode;
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bool use_ntlmv2;
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bool use_ccache;
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const char *user;
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const char *domain;
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uint8_t *nt_hash;
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uint8_t *lm_hash;
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struct {
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const char *netbios_name;
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const char *netbios_domain;
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} client;
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struct {
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bool is_standalone;
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const char *netbios_name;
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const char *netbios_domain;
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const char *dns_name;
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const char *dns_domain;
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} server;
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DATA_BLOB internal_chal; /* Random challenge as supplied to the client for NTLM authentication */
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DATA_BLOB chal; /* Random challenge as input into the actual NTLM (or NTLM2) authentication */
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DATA_BLOB lm_resp;
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DATA_BLOB nt_resp;
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DATA_BLOB session_key;
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uint32_t neg_flags; /* the current state of negotiation with the NTLMSSP partner */
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/**
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* Private data for the callback functions
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*/
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void *callback_private;
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/**
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* Callback to get the 'challenge' used for NTLM authentication.
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*
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* @param ntlmssp_state This structure
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* @return 8 bytes of challenge data, determined by the server to be the challenge for NTLM authentication
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*
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*/
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NTSTATUS (*get_challenge)(const struct ntlmssp_state *ntlmssp_state,
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uint8_t challenge[8]);
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/**
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* Callback to find if the challenge used by NTLM authentication may be modified
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*
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* The NTLM2 authentication scheme modifies the effective challenge, but this is not compatiable with the
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* current 'security=server' implementation..
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*
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* @param ntlmssp_state This structure
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* @return Can the challenge be set to arbitary values?
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*
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*/
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bool (*may_set_challenge)(const struct ntlmssp_state *ntlmssp_state);
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/**
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* Callback to set the 'challenge' used for NTLM authentication.
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*
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* The callback may use the void *auth_context to store state information, but the same value is always available
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* from the DATA_BLOB chal on this structure.
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*
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* @param ntlmssp_state This structure
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* @param challenge 8 bytes of data, agreed by the client and server to be the effective challenge for NTLM2 authentication
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*
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*/
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NTSTATUS (*set_challenge)(struct ntlmssp_state *ntlmssp_state, DATA_BLOB *challenge);
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/**
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* Callback to check the user's password.
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*
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* The callback must reads the feilds of this structure for the information it needs on the user
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* @param ntlmssp_state This structure
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* @param nt_session_key If an NT session key is returned by the authentication process, return it here
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* @param lm_session_key If an LM session key is returned by the authentication process, return it here
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*
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*/
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NTSTATUS (*check_password)(struct ntlmssp_state *ntlmssp_state, DATA_BLOB *nt_session_key, DATA_BLOB *lm_session_key);
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union ntlmssp_crypt_state *crypt;
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};
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