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/*
Unix SMB/CIFS implementation.
Authentication utility functions
Copyright (C) Volker Lendecke 2010
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/security/security.h"
#include "librpc/gen_ndr/netlogon.h"
#include "nsswitch/libwbclient/wbclient.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_AUTH
static NTSTATUS wbcsids_to_samr_RidWithAttributeArray(
TALLOC_CTX *mem_ctx,
struct samr_RidWithAttributeArray *groups,
const struct dom_sid *domain_sid,
const struct wbcSidWithAttr *sids,
size_t num_sids)
{
unsigned int i, j = 0;
bool ok;
groups->rids = talloc_array(mem_ctx,
struct samr_RidWithAttribute, num_sids);
if (!groups->rids) {
return NT_STATUS_NO_MEMORY;
}
/* a wbcDomainSid is the same as a dom_sid */
for (i = 0; i < num_sids; i++) {
ok = sid_peek_check_rid(domain_sid,
(const struct dom_sid *)&sids[i].sid,
&groups->rids[j].rid);
if (!ok) continue;
groups->rids[j].attributes = SE_GROUP_MANDATORY |
SE_GROUP_ENABLED_BY_DEFAULT |
SE_GROUP_ENABLED;
j++;
}
groups->count = j;
return NT_STATUS_OK;
}
static NTSTATUS wbcsids_to_netr_SidAttrArray(
const struct dom_sid *domain_sid,
const struct wbcSidWithAttr *sids,
size_t num_sids,
TALLOC_CTX *mem_ctx,
struct netr_SidAttr **_info3_sids,
uint32_t *info3_num_sids)
{
unsigned int i, j = 0;
struct netr_SidAttr *info3_sids;
info3_sids = talloc_array(mem_ctx, struct netr_SidAttr, num_sids);
if (info3_sids == NULL) {
return NT_STATUS_NO_MEMORY;
}
/* a wbcDomainSid is the same as a dom_sid */
for (i = 0; i < num_sids; i++) {
const struct dom_sid *sid;
sid = (const struct dom_sid *)&sids[i].sid;
if (dom_sid_in_domain(domain_sid, sid)) {
continue;
}
info3_sids[j].sid = dom_sid_dup(info3_sids, sid);
if (info3_sids[j].sid == NULL) {
talloc_free(info3_sids);
return NT_STATUS_NO_MEMORY;
}
info3_sids[j].attributes = SE_GROUP_MANDATORY |
SE_GROUP_ENABLED_BY_DEFAULT |
SE_GROUP_ENABLED;
j++;
}
*info3_num_sids = j;
*_info3_sids = info3_sids;
return NT_STATUS_OK;
}
#undef RET_NOMEM
#define RET_NOMEM(ptr) do { \
if (!ptr) { \
TALLOC_FREE(info3); \
return NULL; \
} } while(0)
struct netr_SamInfo3 *wbcAuthUserInfo_to_netr_SamInfo3(TALLOC_CTX *mem_ctx,
const struct wbcAuthUserInfo *info)
{
struct netr_SamInfo3 *info3;
struct dom_sid user_sid;
struct dom_sid group_sid;
struct dom_sid domain_sid;
NTSTATUS status;
bool ok;
memcpy(&user_sid, &info->sids[0].sid, sizeof(user_sid));
memcpy(&group_sid, &info->sids[1].sid, sizeof(group_sid));
info3 = talloc_zero(mem_ctx, struct netr_SamInfo3);
if (!info3) return NULL;
unix_to_nt_time(&info3->base.logon_time, info->logon_time);
unix_to_nt_time(&info3->base.logoff_time, info->logoff_time);
unix_to_nt_time(&info3->base.kickoff_time, info->kickoff_time);
unix_to_nt_time(&info3->base.last_password_change, info->pass_last_set_time);
unix_to_nt_time(&info3->base.allow_password_change,
info->pass_can_change_time);
unix_to_nt_time(&info3->base.force_password_change,
info->pass_must_change_time);
if (info->account_name) {
info3->base.account_name.string =
talloc_strdup(info3, info->account_name);
RET_NOMEM(info3->base.account_name.string);
}
if (info->full_name) {
info3->base.full_name.string =
talloc_strdup(info3, info->full_name);
RET_NOMEM(info3->base.full_name.string);
}
if (info->logon_script) {
info3->base.logon_script.string =
talloc_strdup(info3, info->logon_script);
RET_NOMEM(info3->base.logon_script.string);
}
if (info->profile_path) {
info3->base.profile_path.string =
talloc_strdup(info3, info->profile_path);
RET_NOMEM(info3->base.profile_path.string);
}
if (info->home_directory) {
info3->base.home_directory.string =
talloc_strdup(info3, info->home_directory);
RET_NOMEM(info3->base.home_directory.string);
}
if (info->home_drive) {
info3->base.home_drive.string =
talloc_strdup(info3, info->home_drive);
RET_NOMEM(info3->base.home_drive.string);
}
info3->base.logon_count = info->logon_count;
info3->base.bad_password_count = info->bad_password_count;
sid_copy(&domain_sid, &user_sid);
sid_split_rid(&domain_sid, &info3->base.rid);
ok = sid_peek_check_rid(&domain_sid, &group_sid,
&info3->base.primary_gid);
if (!ok) {
DEBUG(1, ("The primary group sid domain does not"
"match user sid domain for user: %s\n",
info->account_name));
TALLOC_FREE(info3);
return NULL;
}
status = wbcsids_to_samr_RidWithAttributeArray(info3,
&info3->base.groups,
&domain_sid,
&info->sids[1],
info->num_sids - 1);
if (!NT_STATUS_IS_OK(status)) {
TALLOC_FREE(info3);
return NULL;
}
status = wbcsids_to_netr_SidAttrArray(&domain_sid,
&info->sids[1],
info->num_sids - 1,
info3,
&info3->sids,
&info3->sidcount);
if (!NT_STATUS_IS_OK(status)) {
TALLOC_FREE(info3);
return NULL;
}
info3->base.user_flags = info->user_flags;
memcpy(info3->base.key.key, info->user_session_key, 16);
if (info->logon_server) {
info3->base.logon_server.string =
talloc_strdup(info3, info->logon_server);
RET_NOMEM(info3->base.logon_server.string);
}
if (info->domain_name) {
info3->base.logon_domain.string =
talloc_strdup(info3, info->domain_name);
RET_NOMEM(info3->base.logon_domain.string);
}
info3->base.domain_sid = dom_sid_dup(info3, &domain_sid);
RET_NOMEM(info3->base.domain_sid);
memcpy(info3->base.LMSessKey.key, info->lm_session_key, 8);
info3->base.acct_flags = info->acct_flags;
return info3;
}
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