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/*
Unix SMB/CIFS implementation.
Winbind client library.
Copyright (C) 2008 Kai Blin <kai@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 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/wbclient/wbclient.h"
/**
* Get the server_id of the winbind task.
*
* \param[in] msg_ctx message context to use
* \param[in] mem_ctx talloc context to use
* \param[out] ids array of server_id structs containing the winbind id
* \return NT_STATUS_OK on success, NT_STATUS_INTERNAL_ERROR on failure
*/
static NTSTATUS get_server_id(struct messaging_context *msg_ctx,
TALLOC_CTX *mem_ctx, struct server_id **ids)
{
*ids = irpc_servers_byname(msg_ctx, mem_ctx, "winbind_server");
if (*ids == NULL || (*ids)[0].id == 0) {
DEBUG(0, ("Geting the winbind server ID failed.\n"));
return NT_STATUS_INTERNAL_ERROR;
}
return NT_STATUS_OK;
}
/**
* Initialize the wbclient context, talloc_free() when done.
*
* \param mem_ctx talloc context to allocate memory from
* \param msg_ctx message context to use
* \param
*/
struct wbc_context *wbc_init(TALLOC_CTX *mem_ctx,
struct messaging_context *msg_ctx,
struct event_context *event_ctx)
{
struct wbc_context *ctx;
NTSTATUS status;
ctx = talloc(mem_ctx, struct wbc_context);
if (ctx == NULL) return NULL;
status = get_server_id(msg_ctx, mem_ctx, &ctx->ids);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(ctx);
return NULL;
}
ctx->msg_ctx = msg_ctx;
ctx->event_ctx = event_ctx;
return ctx;
}
struct wbc_idmap_state {
struct composite_context *ctx;
struct winbind_get_idmap *req;
struct irpc_request *irpc_req;
struct id_mapping *ids;
};
static void sids_to_xids_recv_ids(struct irpc_request *req);
struct composite_context *wbc_sids_to_xids_send(struct wbc_context *wbc_ctx,
TALLOC_CTX *mem_ctx,
uint32_t count,
struct id_mapping *ids)
{
struct composite_context *ctx;
struct wbc_idmap_state *state;
DEBUG(5, ("wbc_sids_to_xids called\n"));
ctx = composite_create(mem_ctx, wbc_ctx->event_ctx);
if (ctx == NULL) return NULL;
state = talloc(ctx, struct wbc_idmap_state);
if (composite_nomem(state, ctx)) return ctx;
ctx->private_data = state;
state->req = talloc(state, struct winbind_get_idmap);
if (composite_nomem(state->req, ctx)) return ctx;
state->req->in.count = count;
state->req->in.level = WINBIND_IDMAP_LEVEL_SIDS_TO_XIDS;
state->req->in.ids = ids;
state->ctx = ctx;
state->irpc_req = IRPC_CALL_SEND(wbc_ctx->msg_ctx, wbc_ctx->ids[0],
winbind, WINBIND_GET_IDMAP, state->req,
state);
if (composite_nomem(state->irpc_req, ctx)) return ctx;
composite_continue_irpc(ctx, state->irpc_req, sids_to_xids_recv_ids,
state);
return ctx;
}
static void sids_to_xids_recv_ids(struct irpc_request *req)
{
struct wbc_idmap_state *state = talloc_get_type_abort(
req->async.private,
struct wbc_idmap_state);
state->ctx->status = irpc_call_recv(state->irpc_req);
if (!composite_is_ok(state->ctx)) return;
state->ids = state->req->out.ids;
composite_done(state->ctx);
}
NTSTATUS wbc_sids_to_xids_recv(struct composite_context *ctx,
struct id_mapping **ids)
{
NTSTATUS status = composite_wait(ctx);
DEBUG(5, ("wbc_sids_to_xids_recv called\n"));
if (NT_STATUS_IS_OK(status)) {
struct wbc_idmap_state *state = talloc_get_type_abort(
ctx->private_data,
struct wbc_idmap_state);
*ids = state->ids;
}
return status;
}
static void xids_to_sids_recv_ids(struct irpc_request *req);
struct composite_context *wbc_xids_to_sids_send(struct wbc_context *wbc_ctx,
TALLOC_CTX *mem_ctx,
uint32_t count,
struct id_mapping *ids)
{
struct composite_context *ctx;
struct wbc_idmap_state *state;
DEBUG(5, ("wbc_xids_to_sids called\n"));
ctx = composite_create(mem_ctx, wbc_ctx->event_ctx);
if (ctx == NULL) return NULL;
state = talloc(ctx, struct wbc_idmap_state);
if (composite_nomem(state, ctx)) return ctx;
ctx->private_data = state;
state->req = talloc(state, struct winbind_get_idmap);
if (composite_nomem(state->req, ctx)) return ctx;
state->req->in.count = count;
state->req->in.level = WINBIND_IDMAP_LEVEL_XIDS_TO_SIDS;
state->req->in.ids = ids;
state->ctx = ctx;
state->irpc_req = IRPC_CALL_SEND(wbc_ctx->msg_ctx, wbc_ctx->ids[0],
winbind, WINBIND_GET_IDMAP, state->req,
state);
if (composite_nomem(state->irpc_req, ctx)) return ctx;
composite_continue_irpc(ctx, state->irpc_req, xids_to_sids_recv_ids,
state);
return ctx;
}
static void xids_to_sids_recv_ids(struct irpc_request *req)
{
struct wbc_idmap_state *state = talloc_get_type_abort(
req->async.private,
struct wbc_idmap_state);
state->ctx->status = irpc_call_recv(state->irpc_req);
if (!composite_is_ok(state->ctx)) return;
state->ids = state->req->out.ids;
composite_done(state->ctx);
}
NTSTATUS wbc_xids_to_sids_recv(struct composite_context *ctx,
struct id_mapping **ids)
{
NTSTATUS status = composite_wait(ctx);
DEBUG(5, ("wbc_xids_to_sids_recv called\n"));
if (NT_STATUS_IS_OK(status)) {
struct wbc_idmap_state *state = talloc_get_type_abort(
ctx->private_data,
struct wbc_idmap_state);
*ids = state->ids;
}
return status;
}
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