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5960b7b2a4
These instances should not cause a problem, but make it easier to audit for this kind of problem in the future with grep. Andrew Bartlett Autobuild-User: Andrew Bartlett <abartlet@samba.org> Autobuild-Date: Mon Apr 23 14:29:45 CEST 2012 on sn-devel-104
110 lines
2.9 KiB
C
110 lines
2.9 KiB
C
/*
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Unix SMB/CIFS implementation.
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Map a SID to a uid
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Copyright (C) 2007-2008 Kai Blin
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "libcli/composite/composite.h"
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#include "winbind/wb_server.h"
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#include "smbd/service_task.h"
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#include "libcli/security/security.h"
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struct sid2uid_state {
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struct composite_context *ctx;
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struct wbsrv_service *service;
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uid_t uid;
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};
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static void sid2uid_recv_uid(struct composite_context *ctx);
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struct composite_context *wb_sid2uid_send(TALLOC_CTX *mem_ctx,
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struct wbsrv_service *service, const struct dom_sid *sid)
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{
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struct composite_context *result, *ctx;
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struct sid2uid_state *state;
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struct id_map *ids;
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DEBUG(5, ("wb_sid2uid_send called\n"));
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result = composite_create(mem_ctx, service->task->event_ctx);
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if (!result) return NULL;
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state = talloc(result, struct sid2uid_state);
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if (composite_nomem(state, result)) return result;
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state->ctx = result;
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result->private_data = state;
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state->service = service;
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ids = talloc(result, struct id_map);
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if (composite_nomem(ids, result)) return result;
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ids->sid = dom_sid_dup(result, sid);
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if (composite_nomem(ids->sid, result)) return result;
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ctx = wb_sids2xids_send(result, service, 1, ids);
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if (composite_nomem(ctx, result)) return result;
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composite_continue(result, ctx, sid2uid_recv_uid, state);
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return result;
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}
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static void sid2uid_recv_uid(struct composite_context *ctx)
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{
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struct sid2uid_state *state = talloc_get_type(ctx->async.private_data,
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struct sid2uid_state);
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struct id_map *ids = NULL;
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state->ctx->status = wb_sids2xids_recv(ctx, &ids, NULL);
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if (!composite_is_ok(state->ctx)) return;
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if (ids->status != ID_MAPPED) {
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composite_error(state->ctx, NT_STATUS_UNSUCCESSFUL);
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return;
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}
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if (ids->xid.type == ID_TYPE_BOTH ||
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ids->xid.type == ID_TYPE_UID) {
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state->uid = ids->xid.id;
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composite_done(state->ctx);
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return;
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} else {
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composite_error(state->ctx, NT_STATUS_INVALID_SID);
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return;
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}
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}
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NTSTATUS wb_sid2uid_recv(struct composite_context *ctx, uid_t *uid)
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{
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NTSTATUS status = composite_wait(ctx);
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DEBUG(5, ("wb_sid2uid_recv called\n"));
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if (NT_STATUS_IS_OK(status)) {
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struct sid2uid_state *state =
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talloc_get_type(ctx->private_data,
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struct sid2uid_state);
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*uid = state->uid;
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}
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talloc_free(ctx);
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return status;
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}
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