Merge tag 'upstream/4.0.5+dfsg1' into samba_4.0_ivo

[abartlet/samba-debian.git] / auth / ntlmssp / ntlmssp.h

diff --git a/auth/ntlmssp/ntlmssp.h b/auth/ntlmssp/ntlmssp.h
new file mode 100644 (file)
index 0000000..6061cd0
--- /dev/null
+++ b/auth/ntlmssp/ntlmssp.h
@@ -0,0 +1,134 @@
+/*
+   Unix SMB/CIFS implementation.
+   SMB parameters and setup
+   Copyright (C) Andrew Tridgell 1992-1997
+   Copyright (C) Luke Kenneth Casson Leighton 1996-1997
+   Copyright (C) Paul Ashton 1997
+   Copyright (C) Andrew Bartlett 2010
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "../librpc/gen_ndr/ntlmssp.h"
+
+struct auth_context;
+struct auth_serversupplied_info;
+struct tsocket_address;
+struct auth_user_info_dc;
+struct gensec_security;
+struct ntlmssp_state;
+
+/* NTLMSSP mode */
+enum ntlmssp_role
+{
+       NTLMSSP_SERVER,
+       NTLMSSP_CLIENT
+};
+
+/* NTLMSSP message types */
+enum ntlmssp_message_type
+{
+       NTLMSSP_INITIAL = 0 /* samba internal state */,
+       NTLMSSP_NEGOTIATE = 1,
+       NTLMSSP_CHALLENGE = 2,
+       NTLMSSP_AUTH      = 3,
+       NTLMSSP_UNKNOWN   = 4,
+       NTLMSSP_DONE      = 5 /* samba final state */
+};
+
+#define NTLMSSP_FEATURE_SESSION_KEY        0x00000001
+#define NTLMSSP_FEATURE_SIGN               0x00000002
+#define NTLMSSP_FEATURE_SEAL               0x00000004
+#define NTLMSSP_FEATURE_CCACHE            0x00000008
+
+union ntlmssp_crypt_state;
+
+struct ntlmssp_state
+{
+       enum ntlmssp_role role;
+       uint32_t expected_state;
+
+       bool unicode;
+       bool use_ntlmv2;
+       bool use_ccache;
+       bool use_nt_response;  /* Set to 'False' to debug what happens when the NT response is omited */
+       bool allow_lm_key;     /* The LM_KEY code is not very secure... */
+
+       const char *user;
+       const char *domain;
+       uint8_t *nt_hash;
+       uint8_t *lm_hash;
+
+       struct {
+               const char *netbios_name;
+               const char *netbios_domain;
+       } client;
+
+       struct {
+               bool is_standalone;
+               const char *netbios_name;
+               const char *netbios_domain;
+               const char *dns_name;
+               const char *dns_domain;
+       } server;
+
+       DATA_BLOB internal_chal; /* Random challenge as supplied to the client for NTLM authentication */
+
+       DATA_BLOB chal; /* Random challenge as input into the actual NTLM (or NTLM2) authentication */
+       DATA_BLOB lm_resp;
+       DATA_BLOB nt_resp;
+       DATA_BLOB session_key;
+
+       uint32_t neg_flags; /* the current state of negotiation with the NTLMSSP partner */
+
+       union ntlmssp_crypt_state *crypt;
+};
+
+/* The following definitions come from libcli/auth/ntlmssp_sign.c  */
+
+NTSTATUS ntlmssp_sign_packet(struct ntlmssp_state *ntlmssp_state,
+                            TALLOC_CTX *sig_mem_ctx,
+                            const uint8_t *data, size_t length,
+                            const uint8_t *whole_pdu, size_t pdu_length,
+                            DATA_BLOB *sig);
+NTSTATUS ntlmssp_check_packet(struct ntlmssp_state *ntlmssp_state,
+                             const uint8_t *data, size_t length,
+                             const uint8_t *whole_pdu, size_t pdu_length,
+                             const DATA_BLOB *sig) ;
+NTSTATUS ntlmssp_seal_packet(struct ntlmssp_state *ntlmssp_state,
+                            TALLOC_CTX *sig_mem_ctx,
+                            uint8_t *data, size_t length,
+                            const uint8_t *whole_pdu, size_t pdu_length,
+                            DATA_BLOB *sig);
+NTSTATUS ntlmssp_unseal_packet(struct ntlmssp_state *ntlmssp_state,
+                              uint8_t *data, size_t length,
+                              const uint8_t *whole_pdu, size_t pdu_length,
+                              const DATA_BLOB *sig);
+NTSTATUS ntlmssp_wrap(struct ntlmssp_state *ntlmssp_state,
+                     TALLOC_CTX *out_mem_ctx,
+                     const DATA_BLOB *in,
+                     DATA_BLOB *out);
+NTSTATUS ntlmssp_unwrap(struct ntlmssp_state *ntlmssp_stae,
+                       TALLOC_CTX *out_mem_ctx,
+                       const DATA_BLOB *in,
+                       DATA_BLOB *out);
+NTSTATUS ntlmssp_sign_init(struct ntlmssp_state *ntlmssp_state);
+
+bool ntlmssp_blob_matches_magic(const DATA_BLOB *blob);
+
+/* The following definitions come from auth/ntlmssp/gensec_ntlmssp.c  */
+
+NTSTATUS gensec_ntlmssp_init(void);
+
+uint32_t gensec_ntlmssp_neg_flags(struct gensec_security *gensec_security);