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/*
Unix SMB/CIFS implementation.
RPC pipe client
Copyright (C) Volker Lendecke 2009
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/>.
*/
#include "includes.h"
#include "rpcclient.h"
#include "../librpc/gen_ndr/ndr_epmapper_c.h"
#include "librpc/ndr/ndr_table.h"
static NTSTATUS cmd_epmapper_map(struct rpc_pipe_client *p,
TALLOC_CTX *mem_ctx,
int argc, const char **argv)
{
struct dcerpc_binding_handle *b = p->binding_handle;
struct dcerpc_binding *map_binding;
struct epm_twr_t map_tower;
struct epm_twr_p_t towers[500];
struct policy_handle entry_handle;
struct ndr_syntax_id abstract_syntax;
uint32_t num_towers;
TALLOC_CTX *tmp_ctx = talloc_stackframe();
NTSTATUS status;
uint32_t result;
uint32_t i;
const struct ndr_interface_list *l;
const char *interface_name = "lsarpc";
enum dcerpc_transport_t transport = NCACN_NP;
bool ok = false;
struct GUID object_uuid = GUID_zero();
if (argc > 4) {
d_fprintf(stderr,
"Usage: %s [interface_name] [transport] "
"[object_uuid]\n",
argv[0]);
return NT_STATUS_OK;
}
if (argc >= 2) {
interface_name = argv[1];
}
for (l = ndr_table_list(); l != NULL; l = l->next) {
ok = strequal(interface_name, l->table->name);
if (ok) {
abstract_syntax = l->table->syntax_id;
break;
}
}
if (!ok) {
d_fprintf(stderr, "unknown interface: %s\n",
interface_name);
status = NT_STATUS_UNSUCCESSFUL;
goto done;
}
if (argc >= 3) {
transport = dcerpc_transport_by_name(argv[2]);
if (transport == NCA_UNKNOWN) {
d_fprintf(stderr, "unknown transport: %s\n",
argv[2]);
status = NT_STATUS_UNSUCCESSFUL;
goto done;
}
}
if (argc >= 4) {
status = GUID_from_string(argv[3], &object_uuid);
if (!NT_STATUS_IS_OK(status)) {
goto done;
}
}
/* 127.0.0.1[0] => correct? needed? */
status = dcerpc_parse_binding(tmp_ctx, "ncacn_np:127.0.0.1[0]",
&map_binding);
if (!NT_STATUS_IS_OK(status)) {
d_fprintf(stderr, "dcerpc_parse_binding returned %s\n",
nt_errstr(status));
goto done;
}
status = dcerpc_binding_set_transport(map_binding, transport);
if (!NT_STATUS_IS_OK(status)) {
d_fprintf(stderr, "dcerpc_binding_set_transport returned %s\n",
nt_errstr(status));
goto done;
}
status = dcerpc_binding_set_abstract_syntax(map_binding,
&abstract_syntax);
if (!NT_STATUS_IS_OK(status)) {
d_fprintf(stderr, "dcerpc_binding_set_abstract_syntax returned %s\n",
nt_errstr(status));
goto done;
}
status = dcerpc_binding_build_tower(tmp_ctx, map_binding,
&map_tower.tower);
if (!NT_STATUS_IS_OK(status)) {
d_fprintf(stderr, "dcerpc_binding_build_tower returned %s\n",
nt_errstr(status));
goto done;
}
ZERO_STRUCT(towers);
ZERO_STRUCT(entry_handle);
status = dcerpc_epm_Map(
b, tmp_ctx, &object_uuid,
&map_tower, &entry_handle, ARRAY_SIZE(towers),
&num_towers, towers, &result);
if (!NT_STATUS_IS_OK(status)) {
d_fprintf(stderr, "dcerpc_epm_Map returned %s\n",
nt_errstr(status));
goto done;
}
if (result != EPMAPPER_STATUS_OK) {
d_fprintf(stderr, "epm_Map returned %u (0x%08X)\n",
result, result);
status = NT_STATUS_UNSUCCESSFUL;
goto done;
}
d_printf("num_tower[%u]\n", num_towers);
for (i=0; i < num_towers; i++) {
struct dcerpc_binding *binding;
if (towers[i].twr == NULL) {
d_fprintf(stderr, "tower[%u] NULL\n", i);
break;
}
status = dcerpc_binding_from_tower(tmp_ctx, &towers[i].twr->tower,
&binding);
if (!NT_STATUS_IS_OK(status)) {
break;
}
d_printf("tower[%u] %s\n", i, dcerpc_binding_string(tmp_ctx, binding));
}
done:
TALLOC_FREE(tmp_ctx);
return status;
}
static NTSTATUS cmd_epmapper_lookup(struct rpc_pipe_client *p,
TALLOC_CTX *mem_ctx,
int argc, const char **argv)
{
struct dcerpc_binding_handle *b = p->binding_handle;
struct policy_handle entry_handle;
ZERO_STRUCT(entry_handle);
while (true) {
TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
uint32_t num_entries;
struct epm_entry_t entry;
NTSTATUS status;
char *guid_string;
struct dcerpc_binding *binding;
uint32_t result;
status = dcerpc_epm_Lookup(b, tmp_ctx,
0, /* rpc_c_ep_all */
NULL,
NULL,
0, /* rpc_c_vers_all */
&entry_handle,
1, /* max_ents */
&num_entries, &entry,
&result);
if (!NT_STATUS_IS_OK(status)) {
d_fprintf(stderr, "dcerpc_epm_Lookup returned %s\n",
nt_errstr(status));
break;
}
if (result == EPMAPPER_STATUS_NO_MORE_ENTRIES) {
d_fprintf(stderr, "epm_Lookup no more entries\n");
break;
}
if (result != EPMAPPER_STATUS_OK) {
d_fprintf(stderr, "epm_Lookup returned %u (0x%08X)\n",
result, result);
break;
}
if (num_entries != 1) {
d_fprintf(stderr, "epm_Lookup returned %d "
"entries, expected one\n", (int)num_entries);
break;
}
guid_string = GUID_string(tmp_ctx, &entry.object);
if (guid_string == NULL) {
break;
}
status = dcerpc_binding_from_tower(tmp_ctx, &entry.tower->tower,
&binding);
if (!NT_STATUS_IS_OK(status)) {
break;
}
d_printf("%s %s: %s\n", guid_string,
dcerpc_binding_string(tmp_ctx, binding),
entry.annotation);
TALLOC_FREE(tmp_ctx);
}
return NT_STATUS_OK;
}
/* List of commands exported by this module */
struct cmd_set epmapper_commands[] = {
{
.name = "EPMAPPER",
},
{
.name = "epmmap",
.returntype = RPC_RTYPE_NTSTATUS,
.ntfn = cmd_epmapper_map,
.wfn = NULL,
.table = &ndr_table_epmapper,
.rpc_pipe = NULL,
.description = "Map a binding",
.usage = "",
},
{
.name = "epmlookup",
.returntype = RPC_RTYPE_NTSTATUS,
.ntfn = cmd_epmapper_lookup,
.wfn = NULL,
.table = &ndr_table_epmapper,
.rpc_pipe = NULL,
.description = "Lookup bindings",
.usage = "",
},
{
.name = NULL,
},
};
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