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Diffstat (limited to 'auth/ntlmssp/ntlmssp_private.h')
| -rw-r--r-- | auth/ntlmssp/ntlmssp_private.h | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/auth/ntlmssp/ntlmssp_private.h b/auth/ntlmssp/ntlmssp_private.h new file mode 100644 index 0000000..4d84e33 --- /dev/null +++ b/auth/ntlmssp/ntlmssp_private.h @@ -0,0 +1,192 @@ +/* + * Unix SMB/CIFS implementation. + * Version 3.0 + * NTLMSSP Signing routines + * Copyright (C) Andrew Bartlett 2003-2005 + * + * 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/>. + */ + +/* For structures internal to the NTLMSSP implementation that should not be exposed */ + +#include <gnutls/gnutls.h> +#include <gnutls/crypto.h> + +struct auth_session_info; + +struct ntlmssp_crypt_direction { + uint32_t seq_num; + uint8_t sign_key[16]; + gnutls_cipher_hd_t seal_state; +}; + +union ntlmssp_crypt_state { + /* NTLM */ + struct ntlmssp_crypt_direction ntlm; + + /* NTLM2 */ + struct { + struct ntlmssp_crypt_direction sending; + struct ntlmssp_crypt_direction receiving; + } ntlm2; +}; + +struct gensec_ntlmssp_context { + /* For GENSEC users */ + void *server_returned_info; + + /* used by both client and server implementation */ + struct ntlmssp_state *ntlmssp_state; +}; + +/* The following definitions come from auth/ntlmssp_util.c */ + +void debug_ntlmssp_flags(uint32_t neg_flags); +NTSTATUS ntlmssp_handle_neg_flags(struct ntlmssp_state *ntlmssp_state, + uint32_t neg_flags, const char *name); +const DATA_BLOB ntlmssp_version_blob(void); + +/* The following definitions come from auth/ntlmssp_server.c */ + +const char *ntlmssp_target_name(struct ntlmssp_state *ntlmssp_state, + uint32_t neg_flags, uint32_t *chal_flags); +NTSTATUS ntlmssp_server_negotiate(struct ntlmssp_state *ntlmssp_state, + TALLOC_CTX *out_mem_ctx, + const DATA_BLOB in, DATA_BLOB *out); +NTSTATUS ntlmssp_server_auth(struct ntlmssp_state *ntlmssp_state, + TALLOC_CTX *out_mem_ctx, + const DATA_BLOB request, DATA_BLOB *reply); +/* The following definitions come from auth/ntlmssp/ntlmssp_client.c */ + + +/** + * Next state function for the Initial packet + * + * @param ntlmssp_state NTLMSSP State + * @param out_mem_ctx The DATA_BLOB *out will be allocated on this context + * @param in A NULL data blob (input ignored) + * @param out The initial negotiate request to the server, as an talloc()ed DATA_BLOB, on out_mem_ctx + * @return Errors or NT_STATUS_OK. + */ +NTSTATUS ntlmssp_client_initial(struct gensec_security *gensec_security, + TALLOC_CTX *out_mem_ctx, + DATA_BLOB in, DATA_BLOB *out) ; + +NTSTATUS gensec_ntlmssp_resume_ccache(struct gensec_security *gensec_security, + TALLOC_CTX *out_mem_ctx, + DATA_BLOB in, DATA_BLOB *out); + +/** + * Next state function for the Challenge Packet. Generate an auth packet. + * + * @param gensec_security GENSEC state + * @param out_mem_ctx Memory context for *out + * @param in The server challnege, as a DATA_BLOB. reply.data must be NULL + * @param out The next request (auth packet) to the server, as an allocated DATA_BLOB, on the out_mem_ctx context + * @return Errors or NT_STATUS_OK. + */ +NTSTATUS ntlmssp_client_challenge(struct gensec_security *gensec_security, + TALLOC_CTX *out_mem_ctx, + const DATA_BLOB in, DATA_BLOB *out) ; +NTSTATUS gensec_ntlmssp_client_start(struct gensec_security *gensec_security); +NTSTATUS gensec_ntlmssp_resume_ccache_start(struct gensec_security *gensec_security); + +/* The following definitions come from auth/ntlmssp/gensec_ntlmssp_server.c */ + + +/** + * Next state function for the Negotiate packet (GENSEC wrapper) + * + * @param gensec_security GENSEC state + * @param out_mem_ctx Memory context for *out + * @param in The request, as a DATA_BLOB. reply.data must be NULL + * @param out The reply, as an allocated DATA_BLOB, caller to free. + * @return Errors or MORE_PROCESSING_REQUIRED if (normal) a reply is required. + */ +NTSTATUS gensec_ntlmssp_server_negotiate(struct gensec_security *gensec_security, + TALLOC_CTX *out_mem_ctx, + const DATA_BLOB request, DATA_BLOB *reply); + +struct tevent_req *ntlmssp_server_auth_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct gensec_security *gensec_security, + const DATA_BLOB in); +NTSTATUS ntlmssp_server_auth_recv(struct tevent_req *req, + TALLOC_CTX *out_mem_ctx, + DATA_BLOB *out); + + +/** + * Start NTLMSSP on the server side + * + */ +NTSTATUS gensec_ntlmssp_server_start(struct gensec_security *gensec_security); + +/** + * Return the credentials of a logged on user, including session keys + * etc. + * + * Only valid after a successful authentication + * + * May only be called once per authentication. + * + */ +NTSTATUS gensec_ntlmssp_session_info(struct gensec_security *gensec_security, + TALLOC_CTX *mem_ctx, + struct auth_session_info **session_info) ; + +/* The following definitions come from auth/ntlmssp/gensec_ntlmssp.c */ + +NTSTATUS gensec_ntlmssp_sign_packet(struct gensec_security *gensec_security, + 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 gensec_ntlmssp_check_packet(struct gensec_security *gensec_security, + const uint8_t *data, size_t length, + const uint8_t *whole_pdu, size_t pdu_length, + const DATA_BLOB *sig); +NTSTATUS gensec_ntlmssp_seal_packet(struct gensec_security *gensec_security, + TALLOC_CTX *sig_mem_ctx, + uint8_t *data, size_t length, + const uint8_t *whole_pdu, size_t pdu_length, + DATA_BLOB *sig); +NTSTATUS gensec_ntlmssp_unseal_packet(struct gensec_security *gensec_security, + uint8_t *data, size_t length, + const uint8_t *whole_pdu, size_t pdu_length, + const DATA_BLOB *sig); +size_t gensec_ntlmssp_sig_size(struct gensec_security *gensec_security, size_t data_size) ; +NTSTATUS gensec_ntlmssp_wrap(struct gensec_security *gensec_security, + TALLOC_CTX *out_mem_ctx, + const DATA_BLOB *in, + DATA_BLOB *out); +NTSTATUS gensec_ntlmssp_unwrap(struct gensec_security *gensec_security, + TALLOC_CTX *out_mem_ctx, + const DATA_BLOB *in, + DATA_BLOB *out); + +/** + * Return the NTLMSSP master session key + * + * @param ntlmssp_state NTLMSSP State + */ +NTSTATUS gensec_ntlmssp_magic(struct gensec_security *gensec_security, + const DATA_BLOB *first_packet); +bool gensec_ntlmssp_have_feature(struct gensec_security *gensec_security, + uint32_t feature); +NTSTATUS gensec_ntlmssp_session_key(struct gensec_security *gensec_security, + TALLOC_CTX *mem_ctx, + DATA_BLOB *session_key); +NTSTATUS gensec_ntlmssp_start(struct gensec_security *gensec_security); + |