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72c1fe0081
metze Autobuild-User: Stefan Metzmacher <metze@samba.org> Autobuild-Date: Sun Mar 13 20:45:53 CET 2011 on sn-devel-104
285 lines
9.9 KiB
C
285 lines
9.9 KiB
C
/*
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Unix SMB/CIFS implementation.
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Copyright (C) Stefan Metzmacher 2010-2011
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Copyright (C) Andrew Tridgell 2010-2011
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Copyright (C) Simo Sorce 2010
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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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#ifndef __DEFAULT_LIBRPC_RPCCOMMON_H__
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#define __DEFAULT_LIBRPC_RPCCOMMON_H__
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struct dcerpc_binding_handle;
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struct GUID;
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struct ndr_interface_table;
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struct ndr_interface_call;
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struct ndr_push;
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struct ndr_pull;
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struct ncacn_packet;
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struct epm_floor;
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struct tevent_context;
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struct tstream_context;
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enum dcerpc_transport_t {
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NCA_UNKNOWN, NCACN_NP, NCACN_IP_TCP, NCACN_IP_UDP, NCACN_VNS_IPC,
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NCACN_VNS_SPP, NCACN_AT_DSP, NCADG_AT_DDP, NCALRPC, NCACN_UNIX_STREAM,
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NCADG_UNIX_DGRAM, NCACN_HTTP, NCADG_IPX, NCACN_SPX, NCACN_INTERNAL };
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/** this describes a binding to a particular transport/pipe */
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struct dcerpc_binding {
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enum dcerpc_transport_t transport;
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struct ndr_syntax_id object;
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const char *host;
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const char *target_hostname;
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const char *target_principal;
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const char *endpoint;
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const char **options;
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const char *localaddress;
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uint32_t flags;
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uint32_t assoc_group_id;
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};
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/* dcerpc pipe flags */
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#define DCERPC_DEBUG_PRINT_IN (1<<0)
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#define DCERPC_DEBUG_PRINT_OUT (1<<1)
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#define DCERPC_DEBUG_PRINT_BOTH (DCERPC_DEBUG_PRINT_IN | DCERPC_DEBUG_PRINT_OUT)
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#define DCERPC_DEBUG_VALIDATE_IN (1<<2)
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#define DCERPC_DEBUG_VALIDATE_OUT (1<<3)
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#define DCERPC_DEBUG_VALIDATE_BOTH (DCERPC_DEBUG_VALIDATE_IN | DCERPC_DEBUG_VALIDATE_OUT)
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#define DCERPC_CONNECT (1<<4)
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#define DCERPC_SIGN (1<<5)
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#define DCERPC_SEAL (1<<6)
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#define DCERPC_PUSH_BIGENDIAN (1<<7)
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#define DCERPC_PULL_BIGENDIAN (1<<8)
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#define DCERPC_SCHANNEL (1<<9)
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#define DCERPC_ANON_FALLBACK (1<<10)
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/* use a 128 bit session key */
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#define DCERPC_SCHANNEL_128 (1<<12)
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/* check incoming pad bytes */
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#define DCERPC_DEBUG_PAD_CHECK (1<<13)
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/* set LIBNDR_FLAG_REF_ALLOC flag when decoding NDR */
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#define DCERPC_NDR_REF_ALLOC (1<<14)
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#define DCERPC_AUTH_OPTIONS (DCERPC_SEAL|DCERPC_SIGN|DCERPC_SCHANNEL|DCERPC_AUTH_SPNEGO|DCERPC_AUTH_KRB5|DCERPC_AUTH_NTLM)
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/* select spnego auth */
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#define DCERPC_AUTH_SPNEGO (1<<15)
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/* select krb5 auth */
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#define DCERPC_AUTH_KRB5 (1<<16)
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#define DCERPC_SMB2 (1<<17)
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/* select NTLM auth */
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#define DCERPC_AUTH_NTLM (1<<18)
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/* this triggers the DCERPC_PFC_FLAG_CONC_MPX flag in the bind request */
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#define DCERPC_CONCURRENT_MULTIPLEX (1<<19)
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/* this triggers the DCERPC_PFC_FLAG_SUPPORT_HEADER_SIGN flag in the bind request */
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#define DCERPC_HEADER_SIGNING (1<<20)
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/* use NDR64 transport */
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#define DCERPC_NDR64 (1<<21)
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/* specify binding interface */
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#define DCERPC_LOCALADDRESS (1<<22)
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/* The following definitions come from ../librpc/rpc/dcerpc_error.c */
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const char *dcerpc_errstr(TALLOC_CTX *mem_ctx, uint32_t fault_code);
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NTSTATUS dcerpc_fault_to_nt_status(uint32_t fault_code);
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/* The following definitions come from ../librpc/rpc/binding.c */
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const char *epm_floor_string(TALLOC_CTX *mem_ctx, struct epm_floor *epm_floor);
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const char *dcerpc_floor_get_rhs_data(TALLOC_CTX *mem_ctx, struct epm_floor *epm_floor);
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enum dcerpc_transport_t dcerpc_transport_by_endpoint_protocol(int prot);
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/* The following definitions come from ../librpc/rpc/dcerpc_util.c */
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void dcerpc_set_frag_length(DATA_BLOB *blob, uint16_t v);
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uint16_t dcerpc_get_frag_length(const DATA_BLOB *blob);
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void dcerpc_set_auth_length(DATA_BLOB *blob, uint16_t v);
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uint8_t dcerpc_get_endian_flag(DATA_BLOB *blob);
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/**
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* @brief Pull a dcerpc_auth structure, taking account of any auth
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* padding in the blob. For request/response packets we pass
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* the whole data blob, so auth_data_only must be set to false
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* as the blob contains data+pad+auth and no just pad+auth.
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*
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* @param pkt - The ncacn_packet strcuture
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* @param mem_ctx - The mem_ctx used to allocate dcerpc_auth elements
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* @param pkt_trailer - The packet trailer data, usually the trailing
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* auth_info blob, but in the request/response case
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* this is the stub_and_verifier blob.
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* @param auth - A preallocated dcerpc_auth *empty* structure
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* @param auth_length - The length of the auth trail, sum of auth header
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* lenght and pkt->auth_length
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* @param auth_data_only - Whether the pkt_trailer includes only the auth_blob
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* (+ padding) or also other data.
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*
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* @return - A NTSTATUS error code.
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*/
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NTSTATUS dcerpc_pull_auth_trailer(struct ncacn_packet *pkt,
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TALLOC_CTX *mem_ctx,
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DATA_BLOB *pkt_trailer,
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struct dcerpc_auth *auth,
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uint32_t *auth_length,
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bool auth_data_only);
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struct tevent_req *dcerpc_read_ncacn_packet_send(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct tstream_context *stream);
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NTSTATUS dcerpc_read_ncacn_packet_recv(struct tevent_req *req,
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TALLOC_CTX *mem_ctx,
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struct ncacn_packet **pkt,
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DATA_BLOB *buffer);
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/* The following definitions come from ../librpc/rpc/binding_handle.c */
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struct dcerpc_binding_handle_ops {
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const char *name;
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bool (*is_connected)(struct dcerpc_binding_handle *h);
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uint32_t (*set_timeout)(struct dcerpc_binding_handle *h,
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uint32_t timeout);
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struct tevent_req *(*raw_call_send)(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct dcerpc_binding_handle *h,
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const struct GUID *object,
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uint32_t opnum,
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uint32_t in_flags,
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const uint8_t *in_data,
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size_t in_length);
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NTSTATUS (*raw_call_recv)(struct tevent_req *req,
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TALLOC_CTX *mem_ctx,
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uint8_t **out_data,
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size_t *out_length,
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uint32_t *out_flags);
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struct tevent_req *(*disconnect_send)(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct dcerpc_binding_handle *h);
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NTSTATUS (*disconnect_recv)(struct tevent_req *req);
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/* TODO: remove the following functions */
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bool (*push_bigendian)(struct dcerpc_binding_handle *h);
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bool (*ref_alloc)(struct dcerpc_binding_handle *h);
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bool (*use_ndr64)(struct dcerpc_binding_handle *h);
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void (*do_ndr_print)(struct dcerpc_binding_handle *h,
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int ndr_flags,
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const void *struct_ptr,
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const struct ndr_interface_call *call);
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void (*ndr_push_failed)(struct dcerpc_binding_handle *h,
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NTSTATUS error,
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const void *struct_ptr,
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const struct ndr_interface_call *call);
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void (*ndr_pull_failed)(struct dcerpc_binding_handle *h,
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NTSTATUS error,
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const DATA_BLOB *blob,
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const struct ndr_interface_call *call);
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NTSTATUS (*ndr_validate_in)(struct dcerpc_binding_handle *h,
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TALLOC_CTX *mem_ctx,
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const DATA_BLOB *blob,
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const struct ndr_interface_call *call);
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NTSTATUS (*ndr_validate_out)(struct dcerpc_binding_handle *h,
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struct ndr_pull *pull_in,
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const void *struct_ptr,
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const struct ndr_interface_call *call);
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};
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struct dcerpc_binding_handle *_dcerpc_binding_handle_create(TALLOC_CTX *mem_ctx,
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const struct dcerpc_binding_handle_ops *ops,
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const struct GUID *object,
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const struct ndr_interface_table *table,
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void *pstate,
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size_t psize,
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const char *type,
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const char *location);
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#define dcerpc_binding_handle_create(mem_ctx, ops, object, table, \
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state, type, location) \
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_dcerpc_binding_handle_create(mem_ctx, ops, object, table, \
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state, sizeof(type), #type, location)
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void *_dcerpc_binding_handle_data(struct dcerpc_binding_handle *h);
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#define dcerpc_binding_handle_data(_h, _type) \
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talloc_get_type_abort(_dcerpc_binding_handle_data(_h), _type)
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_DEPRECATED_ void dcerpc_binding_handle_set_sync_ev(struct dcerpc_binding_handle *h,
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struct tevent_context *ev);
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bool dcerpc_binding_handle_is_connected(struct dcerpc_binding_handle *h);
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uint32_t dcerpc_binding_handle_set_timeout(struct dcerpc_binding_handle *h,
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uint32_t timeout);
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struct tevent_req *dcerpc_binding_handle_raw_call_send(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct dcerpc_binding_handle *h,
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const struct GUID *object,
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uint32_t opnum,
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uint32_t in_flags,
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const uint8_t *in_data,
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size_t in_length);
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NTSTATUS dcerpc_binding_handle_raw_call_recv(struct tevent_req *req,
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TALLOC_CTX *mem_ctx,
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uint8_t **out_data,
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size_t *out_length,
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uint32_t *out_flags);
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NTSTATUS dcerpc_binding_handle_raw_call(struct dcerpc_binding_handle *h,
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const struct GUID *object,
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uint32_t opnum,
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uint32_t in_flags,
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const uint8_t *in_data,
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size_t in_length,
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TALLOC_CTX *mem_ctx,
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uint8_t **out_data,
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size_t *out_length,
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uint32_t *out_flags);
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struct tevent_req *dcerpc_binding_handle_disconnect_send(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct dcerpc_binding_handle *h);
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NTSTATUS dcerpc_binding_handle_disconnect_recv(struct tevent_req *req);
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struct tevent_req *dcerpc_binding_handle_call_send(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct dcerpc_binding_handle *h,
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const struct GUID *object,
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const struct ndr_interface_table *table,
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uint32_t opnum,
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TALLOC_CTX *r_mem,
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void *r_ptr);
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NTSTATUS dcerpc_binding_handle_call_recv(struct tevent_req *req);
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NTSTATUS dcerpc_binding_handle_call(struct dcerpc_binding_handle *h,
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const struct GUID *object,
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const struct ndr_interface_table *table,
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uint32_t opnum,
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TALLOC_CTX *r_mem,
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void *r_ptr);
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#endif /* __DEFAULT_LIBRPC_RPCCOMMON_H__ */
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