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/*
Unix SMB/CIFS implementation.
raw dcerpc operations
Copyright (C) Tim Potter, 2003
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"
struct cli_dcerpc_pipe *cli_dcerpc_pipe_init(struct cli_tree *tree)
{
struct cli_dcerpc_pipe *p;
TALLOC_CTX *mem_ctx = talloc_init("cli_dcerpc_tree");
if (mem_ctx == NULL)
return NULL;
p = talloc_zero(mem_ctx, sizeof(*p));
if (!p) {
talloc_destroy(mem_ctx);
return NULL;
}
p->mem_ctx = mem_ctx;
p->tree = tree;
p->tree->reference_count++;
return p;
}
void cli_dcerpc_pipe_close(struct cli_dcerpc_pipe *p)
{
if (!p) return;
p->reference_count--;
if (p->reference_count <= 0) {
cli_tree_close(p->tree);
talloc_destroy(p->mem_ctx);
}
}
static void init_dcerpc_hdr(struct dcerpc_hdr *hdr, uint8 ptype,
uint8 pfc_flags, uint32 call_id)
{
hdr->rpc_vers = 5;
hdr->rpc_vers_minor = 0;
hdr->ptype = ptype;
hdr->pfc_flags = pfc_flags;
hdr->drep[0] = 0x10; /* Little endian */
hdr->call_id = call_id;
}
struct syntax_id trans_synt_v2 =
{
{
0x8a885d04, 0x1ceb, 0x11c9,
{ 0x9f, 0xe8, 0x08, 0x00,
0x2b, 0x10, 0x48, 0x60 }
}, 0x02
};
struct syntax_id synt_netlogon_v2 =
{
{
0x8a885d04, 0x1ceb, 0x11c9,
{ 0x9f, 0xe8, 0x08, 0x00,
0x2b, 0x10, 0x48, 0x60 }
}, 0x02
};
struct syntax_id synt_wkssvc_v1 =
{
{
0x6bffd098, 0xa112, 0x3610,
{ 0x98, 0x33, 0x46, 0xc3,
0xf8, 0x7e, 0x34, 0x5a }
}, 0x01
};
struct syntax_id synt_srvsvc_v3 =
{
{
0x4b324fc8, 0x1670, 0x01d3,
{ 0x12, 0x78, 0x5a, 0x47,
0xbf, 0x6e, 0xe1, 0x88 }
}, 0x03
};
struct syntax_id synt_lsarpc_v0 =
{
{
0x12345778, 0x1234, 0xabcd,
{ 0xef, 0x00, 0x01, 0x23,
0x45, 0x67, 0x89, 0xab }
}, 0x00
};
struct syntax_id synt_lsarpc_v0_ds =
{
{
0x3919286a, 0xb10c, 0x11d0,
{ 0x9b, 0xa8, 0x00, 0xc0,
0x4f, 0xd9, 0x2e, 0xf5 }
}, 0x00
};
struct syntax_id synt_samr_v1 =
{
{
0x12345778, 0x1234, 0xabcd,
{ 0xef, 0x00, 0x01, 0x23,
0x45, 0x67, 0x89, 0xac }
}, 0x01
};
struct syntax_id synt_netlogon_v1 =
{
{
0x12345678, 0x1234, 0xabcd,
{ 0xef, 0x00, 0x01, 0x23,
0x45, 0x67, 0xcf, 0xfb }
}, 0x01
};
struct syntax_id synt_winreg_v1 =
{
{
0x338cd001, 0x2244, 0x31f1,
{ 0xaa, 0xaa, 0x90, 0x00,
0x38, 0x00, 0x10, 0x03 }
}, 0x01
};
struct syntax_id synt_spoolss_v1 =
{
{
0x12345678, 0x1234, 0xabcd,
{ 0xef, 0x00, 0x01, 0x23,
0x45, 0x67, 0x89, 0xab }
}, 0x01
};
struct syntax_id synt_netdfs_v3 =
{
{
0x4fc742e0, 0x4a10, 0x11cf,
{ 0x82, 0x73, 0x00, 0xaa,
0x00, 0x4a, 0xe6, 0x73 }
}, 0x03
};
struct known_pipes {
const char *client_pipe;
struct p_ctx_list ctx_list;
};
const struct known_pipes known_pipes[] =
{
{ PIPE_LSARPC , { 0, 1, &synt_lsarpc_v0, &trans_synt_v2 }},
{ PIPE_SAMR , { 0, 1, &synt_samr_v1, &trans_synt_v2 }},
{ PIPE_NETLOGON, { 0, 1, &synt_netlogon_v1, &trans_synt_v2 }},
{ PIPE_SRVSVC , { 0, 1, &synt_srvsvc_v3 , &trans_synt_v2 }},
{ PIPE_WKSSVC , { 0, 1, &synt_wkssvc_v1 , &trans_synt_v2 }},
{ PIPE_WINREG , { 0, 1, &synt_winreg_v1 , &trans_synt_v2 }},
{ PIPE_SPOOLSS , { 0, 1, &synt_spoolss_v1, &trans_synt_v2 }},
{ PIPE_NETDFS , { 0, 1, &synt_netdfs_v3 , &trans_synt_v2 }},
{ NULL , { 0, 0, NULL, NULL }}
};
/* Perform a bind using the given syntaxes */
NTSTATUS cli_dcerpc_bind(struct cli_dcerpc_pipe *p, int num_contexts,
struct p_ctx_list *ctx_list)
{
TALLOC_CTX *mem_ctx;
struct dcerpc_bind parms;
NTSTATUS status;
mem_ctx = talloc_init("cli_dcerpc_bind");
ZERO_STRUCT(parms);
init_dcerpc_hdr(&parms.in.hdr, RPC_BIND, RPC_FLG_FIRST|RPC_FLG_LAST,
p->call_id++);
parms.in.max_xmit_frag = 5680;
parms.in.max_recv_frag = 5680;
parms.in.num_contexts = num_contexts;
parms.in.ctx_list = ctx_list;
status = dcerpc_raw_bind(p, &parms);
talloc_destroy(mem_ctx);
return status;
}
/* Perform a bind using the given well-known pipe name */
NTSTATUS cli_dcerpc_bind_byname(struct cli_dcerpc_pipe *p,
const char *pipe_name)
{
const struct known_pipes *pi;
for (pi = known_pipes; pi->client_pipe; pi++) {
if (strequal(&pi->client_pipe[5], pipe_name))
break;
}
if (pi->client_pipe == NULL)
return NT_STATUS_UNSUCCESSFUL;
return cli_dcerpc_bind(p, 1, &pi->ctx_list);
}
NTSTATUS cli_dcerpc_request(struct cli_dcerpc_pipe *p, uint16 opnum,
DATA_BLOB stub_data)
{
TALLOC_CTX *mem_ctx;
struct dcerpc_request parms;
NTSTATUS status;
mem_ctx = talloc_init("cli_dcerpc_request");
ZERO_STRUCT(parms);
init_dcerpc_hdr(&parms.in.hdr, RPC_REQUEST,
RPC_FLG_FIRST|RPC_FLG_LAST, p->call_id++);
parms.in.alloc_hint = 0;
parms.in.cont_id = 0;
parms.in.opnum = opnum;
parms.in.stub_data = stub_data;
status = dcerpc_raw_request(p, &parms);
talloc_destroy(mem_ctx);
return status;
}
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