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/*
Unix SMB/CIFS implementation.
Command backend for wbinfo -m
Copyright (C) Volker Lendecke 2005
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 "libcli/composite/composite.h"
#include "winbind/wb_server.h"
#include "smbd/service_task.h"
#include "librpc/gen_ndr/ndr_lsa_c.h"
/* List trusted domains. To avoid the trouble with having to wait for other
* conflicting requests waiting for the lsa pipe we're opening our own lsa
* pipe here. */
struct cmd_list_trustdom_state {
struct composite_context *ctx;
struct dcerpc_pipe *lsa_pipe;
struct policy_handle *lsa_policy;
int num_domains;
struct wb_dom_info **domains;
uint32_t resume_handle;
struct lsa_DomainList domainlist;
struct lsa_EnumTrustDom r;
};
static void cmd_list_trustdoms_recv_domain(struct composite_context *ctx);
static void cmd_list_trustdoms_recv_lsa(struct composite_context *ctx);
static void cmd_list_trustdoms_recv_doms(struct rpc_request *req);
struct composite_context *wb_cmd_list_trustdoms_send(TALLOC_CTX *mem_ctx,
struct wbsrv_service *service)
{
struct composite_context *result, *ctx;
struct cmd_list_trustdom_state *state;
result = composite_create(mem_ctx, service->task->event_ctx);
if (result == NULL) goto failed;
state = talloc(result, struct cmd_list_trustdom_state);
if (state == NULL) goto failed;
state->ctx = result;
result->private_data = state;
ctx = wb_sid2domain_send(state, service, service->primary_sid);
if (ctx == NULL) goto failed;
ctx->async.fn = cmd_list_trustdoms_recv_domain;
ctx->async.private_data = state;
return result;
failed:
talloc_free(result);
return NULL;
}
static void cmd_list_trustdoms_recv_domain(struct composite_context *ctx)
{
struct cmd_list_trustdom_state *state =
talloc_get_type(ctx->async.private_data,
struct cmd_list_trustdom_state);
struct wbsrv_domain *domain;
struct smbcli_tree *tree;
state->ctx->status = wb_sid2domain_recv(ctx, &domain);
if (!composite_is_ok(state->ctx)) return;
tree = dcerpc_smb_tree(domain->libnet_ctx->lsa.pipe->conn);
if (composite_nomem(tree, state->ctx)) return;
ctx = wb_init_lsa_send(state, domain);
composite_continue(state->ctx, ctx, cmd_list_trustdoms_recv_lsa,
state);
}
static void cmd_list_trustdoms_recv_lsa(struct composite_context *ctx)
{
struct cmd_list_trustdom_state *state =
talloc_get_type(ctx->async.private_data,
struct cmd_list_trustdom_state);
struct rpc_request *req;
state->ctx->status = wb_init_lsa_recv(ctx, state,
&state->lsa_pipe,
&state->lsa_policy);
if (!composite_is_ok(state->ctx)) return;
state->num_domains = 0;
state->domains = NULL;
state->domainlist.count = 0;
state->domainlist.domains = NULL;
state->resume_handle = 0;
state->r.in.handle = state->lsa_policy;
state->r.in.resume_handle = &state->resume_handle;
state->r.in.max_size = 1000;
state->r.out.resume_handle = &state->resume_handle;
state->r.out.domains = &state->domainlist;
req = dcerpc_lsa_EnumTrustDom_send(state->lsa_pipe, state, &state->r);
composite_continue_rpc(state->ctx, req, cmd_list_trustdoms_recv_doms,
state);
}
static void cmd_list_trustdoms_recv_doms(struct rpc_request *req)
{
struct cmd_list_trustdom_state *state =
talloc_get_type(req->async.private_data,
struct cmd_list_trustdom_state);
int i, old_num_domains;
state->ctx->status = dcerpc_ndr_request_recv(req);
if (!composite_is_ok(state->ctx)) return;
state->ctx->status = state->r.out.result;
if (!NT_STATUS_IS_OK(state->ctx->status) &&
!NT_STATUS_EQUAL(state->ctx->status, NT_STATUS_NO_MORE_ENTRIES) &&
!NT_STATUS_EQUAL(state->ctx->status, STATUS_MORE_ENTRIES)) {
composite_error(state->ctx, state->ctx->status);
return;
}
old_num_domains = state->num_domains;
state->num_domains += state->r.out.domains->count;
state->domains = talloc_realloc(state, state->domains,
struct wb_dom_info *,
state->num_domains);
if (composite_nomem(state->domains, state->ctx)) return;
for (i=0; i<state->r.out.domains->count; i++) {
int j = i+old_num_domains;
state->domains[j] = talloc(state->domains,
struct wb_dom_info);
if (composite_nomem(state->domains[i], state->ctx)) return;
state->domains[j]->name = talloc_steal(
state->domains[j],
state->r.out.domains->domains[i].name.string);
state->domains[j]->sid = talloc_steal(
state->domains[j],
state->r.out.domains->domains[i].sid);
}
if (NT_STATUS_IS_OK(state->ctx->status)) {
composite_done(state->ctx);
return;
}
state->domainlist.count = 0;
state->domainlist.domains = NULL;
state->r.in.handle = state->lsa_policy;
state->r.in.resume_handle = &state->resume_handle;
state->r.in.max_size = 1000;
state->r.out.resume_handle = &state->resume_handle;
state->r.out.domains = &state->domainlist;
req = dcerpc_lsa_EnumTrustDom_send(state->lsa_pipe, state, &state->r);
composite_continue_rpc(state->ctx, req, cmd_list_trustdoms_recv_doms,
state);
}
NTSTATUS wb_cmd_list_trustdoms_recv(struct composite_context *ctx,
TALLOC_CTX *mem_ctx,
int *num_domains,
struct wb_dom_info ***domains)
{
NTSTATUS status = composite_wait(ctx);
if (NT_STATUS_IS_OK(status)) {
struct cmd_list_trustdom_state *state =
talloc_get_type(ctx->private_data,
struct cmd_list_trustdom_state);
*num_domains = state->num_domains;
*domains = talloc_steal(mem_ctx, state->domains);
}
talloc_free(ctx);
return status;
}
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