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/*
Unix SMB/CIFS implementation.
Main DCOM functionality
Copyright (C) 2004 Jelmer Vernooij <jelmer@samba.org>
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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "librpc/gen_ndr/ndr_epmapper.h"
#include "librpc/gen_ndr/ndr_remact.h"
#define DCOM_NEGOTIATED_PROTOCOLS { EPM_PROTOCOL_TCP, EPM_PROTOCOL_SMB, EPM_PROTOCOL_NCALRPC }
static NTSTATUS dcom_connect(struct dcerpc_pipe **p, const char *server, const char *domain, const char *user, const char *pass)
{
struct dcerpc_binding bd;
enum dcerpc_transport_t available_transports[] = { NCACN_IP_TCP, NCACN_NP };
int i;
NTSTATUS status;
TALLOC_CTX *mem_ctx = talloc_init("dcom_connect");
/* Allow server name to contain a binding string */
if (NT_STATUS_IS_OK(dcerpc_parse_binding(mem_ctx, server, &bd))) {
status = dcerpc_pipe_connect_b(p, &bd, DCERPC_IREMOTEACTIVATION_UUID, DCERPC_IREMOTEACTIVATION_VERSION, domain, user, pass);
talloc_destroy(mem_ctx);
return status;
}
talloc_destroy(mem_ctx);
ZERO_STRUCT(bd);
bd.host = server;
if (server == NULL) {
bd.transport = NCALRPC;
return dcerpc_pipe_connect_b(p, &bd, DCERPC_IREMOTEACTIVATION_UUID, DCERPC_IREMOTEACTIVATION_VERSION, domain, user, pass);
}
for (i = 0; i < ARRAY_SIZE(available_transports); i++)
{
bd.transport = available_transports[i];
status = dcerpc_pipe_connect_b(p, &bd, DCERPC_IREMOTEACTIVATION_UUID, DCERPC_IREMOTEACTIVATION_VERSION, domain, user, pass);
if (NT_STATUS_IS_OK(status)) {
return status;
}
}
return status;
}
static WERROR dcom_connect_oxid(TALLOC_CTX *mem_ctx, struct dcerpc_pipe **p, HYPER_T oxid)
{
/* FIXME */
return WERR_NOT_SUPPORTED;
}
NTSTATUS dcerpc_IUnknown_AddRef(struct dcerpc_pipe *p, struct GUID *o, TALLOC_CTX *mem_ctx, struct IUnknown_AddRef *r)
{
/* FIXME: Tell local server we're adding a reference to this interface on this object. Local server can then call RemAddRef() if necessary */
return NT_STATUS_NOT_SUPPORTED;
}
NTSTATUS dcerpc_IUnknown_Release(struct dcerpc_pipe *p, struct GUID *o, TALLOC_CTX *mem_ctx, struct IUnknown_Release *r)
{
/* FIXME: Tell local server we're releasing a reference to this interface on this object. Local server can then call RemRelease() if necessary */
return NT_STATUS_NOT_SUPPORTED;
}
NTSTATUS dcerpc_IUnknown_QueryInterface(struct dcerpc_pipe *p, struct GUID *o, TALLOC_CTX *mem_ctx, struct IUnknown_QueryInterface *r)
{
/* FIXME: Ask local server for interface pointer. Local server can then
* call RemQueryInterface if necessary */
return NT_STATUS_NOT_SUPPORTED;
}
WERROR dcom_create_object(TALLOC_CTX *mem_ctx, struct GUID *clsid, const char *server, int num_ifaces, struct GUID *iid, struct dcom_interface **ip, const char *domain, const char *user, const char *pass)
{
struct RemoteActivation r;
struct dcerpc_pipe *p;
NTSTATUS status;
uint16 protseq[] = DCOM_NEGOTIATED_PROTOCOLS;
status = dcom_connect(&p, server, domain, user, pass);
if (NT_STATUS_IS_ERR(status)) {
DEBUG(1, ("Unable to connect to %s - %s\n", server, nt_errstr(status)));
return ntstatus_to_werror(status);
}
ZERO_STRUCT(r.in);
r.in.this.version.MajorVersion = 5;
r.in.this.version.MinorVersion = 1;
uuid_generate_random(&r.in.this.cid);
r.in.Clsid = *clsid;
r.in.ClientImpLevel = RPC_C_IMP_LEVEL_IDENTIFY;
r.in.num_protseqs = ARRAY_SIZE(protseq);
r.in.protseq = protseq;
r.in.Interfaces = num_ifaces;
r.in.pIIDs = iid;
status = dcerpc_RemoteActivation(p, mem_ctx, &r);
if(NT_STATUS_IS_ERR(status)) {
DEBUG(1, ("Error while running RemoteActivation %s\n", nt_errstr(status)));
return ntstatus_to_werror(status);
}
if(!W_ERROR_IS_OK(r.out.result)) { return r.out.result; }
if(!W_ERROR_IS_OK(r.out.hr)) { return r.out.hr; }
if(!W_ERROR_IS_OK(r.out.results[0])) { return r.out.results[0]; }
/* FIXME: Fill ip */
return WERR_OK;
}
WERROR dcom_get_class_object(TALLOC_CTX *mem_ctx, struct GUID *clsid, const char *server, struct GUID *iid, struct dcom_interface **ip, const char *domain, const char *user, const char *pass)
{
struct RemoteActivation r;
struct dcerpc_pipe *p;
NTSTATUS status;
uint16 protseq[] = DCOM_NEGOTIATED_PROTOCOLS;
status = dcom_connect(&p, server, domain, user, pass);
if (NT_STATUS_IS_ERR(status)) {
DEBUG(1, ("Unable to connect to %s - %s\n", server, nt_errstr(status)));
return ntstatus_to_werror(status);
}
ZERO_STRUCT(r.in);
r.in.this.version.MajorVersion = 5;
r.in.this.version.MinorVersion = 1;
uuid_generate_random(&r.in.this.cid);
r.in.Clsid = *clsid;
r.in.ClientImpLevel = RPC_C_IMP_LEVEL_IDENTIFY;
r.in.num_protseqs = ARRAY_SIZE(protseq);
r.in.protseq = protseq;
r.in.Interfaces = 1;
r.in.pIIDs = iid;
r.in.Mode = MODE_GET_CLASS_OBJECT;
status = dcerpc_RemoteActivation(p, mem_ctx, &r);
if(NT_STATUS_IS_ERR(status)) {
DEBUG(1, ("Error while running RemoteActivation - %s\n", nt_errstr(status)));
return ntstatus_to_werror(status);
}
if(!W_ERROR_IS_OK(r.out.result)) { return r.out.result; }
if(!W_ERROR_IS_OK(r.out.hr)) { return r.out.hr; }
if(!W_ERROR_IS_OK(r.out.results[0])) { return r.out.results[0]; }
/* FIXME: Fill ip */
return WERR_OK;
}
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