/* 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) Jeremy Allison 2000-2004 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/>. */ #ifndef _NT_DOMAIN_H /* _NT_DOMAIN_H */ #define _NT_DOMAIN_H /* * A bunch of stuff that was put into smb.h * in the NTDOM branch - it didn't belong there. */ typedef struct _prs_struct { bool io; /* parsing in or out of data stream */ /* * If the (incoming) data is big-endian. On output we are * always little-endian. */ bool bigendian_data; uint8 align; /* data alignment */ bool is_dynamic; /* Do we own this memory or not ? */ uint32 data_offset; /* Current working offset into data. */ uint32 buffer_size; /* Current allocated size of the buffer. */ uint32 grow_size; /* size requested via prs_grow() calls */ char *data_p; /* The buffer itself. */ TALLOC_CTX *mem_ctx; /* When unmarshalling, use this.... */ const char *sess_key; /* If we have to do encrypt/decrypt on the fly. */ } prs_struct; /* * Defines for io member of prs_struct. */ #define MARSHALL 0 #define UNMARSHALL 1 #define MARSHALLING(ps) (!(ps)->io) #define UNMARSHALLING(ps) ((ps)->io) #define RPC_BIG_ENDIAN 1 #define RPC_LITTLE_ENDIAN 0 #define RPC_PARSE_ALIGN 4 typedef struct _output_data { /* * Raw RPC output data. This does not include RPC headers or footers. */ prs_struct rdata; /* The amount of data sent from the current rdata struct. */ uint32 data_sent_length; /* * The current fragment being returned. This inclues * headers, data and authentication footer. */ prs_struct frag; /* The amount of data sent from the current PDU. */ uint32 current_pdu_sent; } output_data; typedef struct _input_data { /* * This is the current incoming pdu. The data here * is collected via multiple writes until a complete * pdu is seen, then the data is copied into the in_data * structure. The maximum size of this is 0x1630 (RPC_MAX_PDU_FRAG_LEN). */ uint8_t *current_in_pdu; /* * The amount of data needed to complete the in_pdu. * If this is zero, then we are at the start of a new * pdu. */ uint32 pdu_needed_len; /* * The amount of data received so far in the in_pdu. * If this is zero, then we are at the start of a new * pdu. */ uint32 pdu_received_len; /* * This is the collection of input data with all * the rpc headers and auth footers removed. * The maximum length of this (1Mb) is strictly enforced. */ prs_struct data; } input_data; struct handle_list; typedef struct pipe_rpc_fns { struct pipe_rpc_fns *next, *prev; /* RPC function table associated with the current rpc_bind (associated by context) */ const struct api_struct *cmds; int n_cmds; uint32 context_id; } PIPE_RPC_FNS; /* * Different auth types we support. * Can't keep in sync with wire values as spnego wraps different auth methods. */ enum pipe_auth_type { PIPE_AUTH_TYPE_NONE = 0, PIPE_AUTH_TYPE_NTLMSSP, PIPE_AUTH_TYPE_SCHANNEL, PIPE_AUTH_TYPE_SPNEGO_NTLMSSP, PIPE_AUTH_TYPE_KRB5, PIPE_AUTH_TYPE_SPNEGO_KRB5 }; /* Possible auth levels - keep these in sync with the wire values. */ enum pipe_auth_level { PIPE_AUTH_LEVEL_NONE = 0, PIPE_AUTH_LEVEL_CONNECT = 1, /* We treat as NONE. */ PIPE_AUTH_LEVEL_INTEGRITY = 5, /* Sign. */ PIPE_AUTH_LEVEL_PRIVACY = 6 /* Seal. */ }; /* auth state for krb5. */ struct kerberos_auth_struct { const char *service_principal; DATA_BLOB session_key; }; /* auth state for schannel. */ struct schannel_auth_struct { unsigned char sess_key[16]; uint32 seq_num; }; /* auth state for all bind types. */ struct pipe_auth_data { enum pipe_auth_type auth_type; /* switch for union below. */ enum pipe_auth_level auth_level; union { struct schannel_auth_struct *schannel_auth; AUTH_NTLMSSP_STATE *auth_ntlmssp_state; /* struct kerberos_auth_struct *kerberos_auth; TO BE ADDED... */ } a_u; void (*auth_data_free_func)(struct pipe_auth_data *); }; /* * DCE/RPC-specific samba-internal-specific handling of data on * NamedPipes. */ typedef struct pipes_struct { struct pipes_struct *next, *prev; char client_address[INET6_ADDRSTRLEN]; struct auth_serversupplied_info *server_info; struct ndr_syntax_id syntax; /* linked list of rpc dispatch tables associated with the open rpc contexts */ PIPE_RPC_FNS *contexts; RPC_HDR hdr; /* Incoming RPC header. */ RPC_HDR_REQ hdr_req; /* Incoming request header. */ struct pipe_auth_data auth; /* * Set to true when an RPC bind has been done on this pipe. */ bool pipe_bound; /* * Set to true when we should return fault PDU's for everything. */ bool fault_state; /* * Set to true when we should return fault PDU's for a bad handle. */ bool bad_handle_fault_state; /* * Set to true when the backend does not support a call. */ bool rng_fault_state; /* * Set to RPC_BIG_ENDIAN when dealing with big-endian PDU's */ bool endian; /* * Struct to deal with multiple pdu inputs. */ input_data in_data; /* * Struct to deal with multiple pdu outputs. */ output_data out_data; /* This context is used for PDU data and is freed between each pdu. Don't use for pipe state storage. */ TALLOC_CTX *mem_ctx; /* handle database to use on this pipe. */ struct handle_list *pipe_handles; /* private data for the interface implementation */ void *private_data; } pipes_struct; struct api_struct { const char *name; uint8 opnum; bool (*fn) (pipes_struct *); }; /* * higher order functions for use with msrpc client code */ #define PRINT_INFO_FN(fn)\ void (*fn)(const char*, uint32, uint32, void *const *const) #define JOB_INFO_FN(fn)\ void (*fn)(const char*, const char*, uint32, uint32, void *const *const) /* end higher order functions */ #endif /* _NT_DOMAIN_H */