diff options
Diffstat (limited to 'source3/winbindd/winbindd_xids_to_sids.c')
| -rw-r--r-- | source3/winbindd/winbindd_xids_to_sids.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/source3/winbindd/winbindd_xids_to_sids.c b/source3/winbindd/winbindd_xids_to_sids.c new file mode 100644 index 0000000..3420377 --- /dev/null +++ b/source3/winbindd/winbindd_xids_to_sids.c @@ -0,0 +1,142 @@ +/* + Unix SMB/CIFS implementation. + async implementation of WINBINDD_SIDS_TO_XIDS + Copyright (C) Volker Lendecke 2011 + Copyright (C) Michael Adam 2012 + + 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 "winbindd.h" +#include "../libcli/security/security.h" + + +struct winbindd_xids_to_sids_state { + struct tevent_context *ev; + + struct unixid *xids; + uint32_t num_xids; + + struct dom_sid *sids; +}; + +static void winbindd_xids_to_sids_done(struct tevent_req *subreq); + +struct tevent_req *winbindd_xids_to_sids_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct winbindd_cli_state *cli, + struct winbindd_request *request) +{ + struct tevent_req *req, *subreq; + struct winbindd_xids_to_sids_state *state; + + req = tevent_req_create(mem_ctx, &state, + struct winbindd_xids_to_sids_state); + if (req == NULL) { + return NULL; + } + state->ev = ev; + + D_NOTICE("[%s (%u)] Winbind external command XIDS_TO_SIDS start.\n", + cli->client_name, + (unsigned int)cli->pid); + + if (request->extra_len == 0) { + tevent_req_done(req); + return tevent_req_post(req, ev); + } + if (request->extra_data.data[request->extra_len-1] != '\0') { + D_DEBUG("Got invalid XID list.\n"); + tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER); + return tevent_req_post(req, ev); + } + if (!parse_xidlist(state, request->extra_data.data, + &state->xids, &state->num_xids)) { + D_DEBUG("parse_sidlist failed\n"); + tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER); + return tevent_req_post(req, ev); + } + + D_DEBUG("Resolving %"PRIu32" XID(s):\n%s\n", + state->num_xids, + (char *)request->extra_data.data); + + subreq = wb_xids2sids_send(state, ev, state->xids, state->num_xids); + if (tevent_req_nomem(subreq, req)) { + return tevent_req_post(req, ev); + } + tevent_req_set_callback(subreq, winbindd_xids_to_sids_done, req); + return req; +} + +static void winbindd_xids_to_sids_done(struct tevent_req *subreq) +{ + struct tevent_req *req = tevent_req_callback_data( + subreq, struct tevent_req); + struct winbindd_xids_to_sids_state *state = tevent_req_data( + req, struct winbindd_xids_to_sids_state); + NTSTATUS status; + + status = wb_xids2sids_recv(subreq, state, &state->sids); + TALLOC_FREE(subreq); + if (tevent_req_nterror(req, status)) { + return; + } + tevent_req_done(req); +} + +NTSTATUS winbindd_xids_to_sids_recv(struct tevent_req *req, + struct winbindd_response *response) +{ + struct winbindd_xids_to_sids_state *state = tevent_req_data( + req, struct winbindd_xids_to_sids_state); + NTSTATUS status; + char *result = NULL; + uint32_t i; + + D_NOTICE("Winbind external command XIDS_TO_SIDS end.\n"); + if (tevent_req_is_nterror(req, &status)) { + D_WARNING("Could not convert xids: %s\n", nt_errstr(status)); + return status; + } + + result = talloc_strdup(response, ""); + if (result == NULL) { + return NT_STATUS_NO_MEMORY; + } + + for (i=0; i<state->num_xids; i++) { + struct dom_sid_buf sid_buf; + const char *str = "-"; + + if (!is_null_sid(&state->sids[i])) { + dom_sid_str_buf(&state->sids[i], &sid_buf); + str = sid_buf.buf; + } + + D_NOTICE("%"PRIu32": XID %"PRIu32" mapped to SID %s.\n", + i, state->xids[i].id, str); + result = talloc_asprintf_append_buffer( + result, "%s\n", str); + if (result == NULL) { + return NT_STATUS_NO_MEMORY; + } + } + + response->extra_data.data = result; + response->length += talloc_get_size(result); + + return NT_STATUS_OK; +} |