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/*
NLTMSSP wrappers
Copyright (C) Andrew Tridgell 2001
Copyright (C) Andrew Bartlett 2001-2003,2011
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 "auth/ntlmssp/ntlmssp.h"
#include "ntlmssp_wrap.h"
#include "auth/gensec/gensec.h"
NTSTATUS auth_ntlmssp_sign_packet(struct auth_ntlmssp_state *ans,
TALLOC_CTX *sig_mem_ctx,
const uint8_t *data,
size_t length,
const uint8_t *whole_pdu,
size_t pdu_length,
DATA_BLOB *sig)
{
if (ans->gensec_security) {
return gensec_sign_packet(ans->gensec_security,
sig_mem_ctx, data, length, whole_pdu, pdu_length, sig);
}
return ntlmssp_sign_packet(ans->ntlmssp_state,
sig_mem_ctx,
data, length,
whole_pdu, pdu_length,
sig);
}
NTSTATUS auth_ntlmssp_check_packet(struct auth_ntlmssp_state *ans,
const uint8_t *data,
size_t length,
const uint8_t *whole_pdu,
size_t pdu_length,
const DATA_BLOB *sig)
{
if (ans->gensec_security) {
return gensec_check_packet(ans->gensec_security,
data, length, whole_pdu, pdu_length, sig);
}
return ntlmssp_check_packet(ans->ntlmssp_state,
data, length,
whole_pdu, pdu_length,
sig);
}
NTSTATUS auth_ntlmssp_seal_packet(struct auth_ntlmssp_state *ans,
TALLOC_CTX *sig_mem_ctx,
uint8_t *data,
size_t length,
const uint8_t *whole_pdu,
size_t pdu_length,
DATA_BLOB *sig)
{
if (ans->gensec_security) {
return gensec_seal_packet(ans->gensec_security,
sig_mem_ctx, data, length, whole_pdu, pdu_length, sig);
}
return ntlmssp_seal_packet(ans->ntlmssp_state,
sig_mem_ctx,
data, length,
whole_pdu, pdu_length,
sig);
}
NTSTATUS auth_ntlmssp_unseal_packet(struct auth_ntlmssp_state *ans,
uint8_t *data,
size_t length,
const uint8_t *whole_pdu,
size_t pdu_length,
const DATA_BLOB *sig)
{
if (ans->gensec_security) {
return gensec_unseal_packet(ans->gensec_security,
data, length, whole_pdu, pdu_length, sig);
}
return ntlmssp_unseal_packet(ans->ntlmssp_state,
data, length,
whole_pdu, pdu_length,
sig);
}
bool auth_ntlmssp_negotiated_sign(struct auth_ntlmssp_state *ans)
{
if (ans->gensec_security) {
return gensec_have_feature(ans->gensec_security, GENSEC_FEATURE_SIGN);
}
return ans->ntlmssp_state->neg_flags & NTLMSSP_NEGOTIATE_SIGN;
}
bool auth_ntlmssp_negotiated_seal(struct auth_ntlmssp_state *ans)
{
if (ans->gensec_security) {
return gensec_have_feature(ans->gensec_security, GENSEC_FEATURE_SEAL);
}
return ans->ntlmssp_state->neg_flags & NTLMSSP_NEGOTIATE_SEAL;
}
NTSTATUS auth_ntlmssp_set_username(struct auth_ntlmssp_state *ans,
const char *user)
{
return ntlmssp_set_username(ans->ntlmssp_state, user);
}
NTSTATUS auth_ntlmssp_set_domain(struct auth_ntlmssp_state *ans,
const char *domain)
{
return ntlmssp_set_domain(ans->ntlmssp_state, domain);
}
NTSTATUS auth_ntlmssp_set_password(struct auth_ntlmssp_state *ans,
const char *password)
{
return ntlmssp_set_password(ans->ntlmssp_state, password);
}
void auth_ntlmssp_want_feature(struct auth_ntlmssp_state *ans, uint32_t feature)
{
if (ans->gensec_security) {
if (feature & NTLMSSP_FEATURE_SESSION_KEY) {
gensec_want_feature(ans->gensec_security, GENSEC_FEATURE_SESSION_KEY);
}
if (feature & NTLMSSP_FEATURE_SIGN) {
gensec_want_feature(ans->gensec_security, GENSEC_FEATURE_SIGN);
}
if (feature & NTLMSSP_FEATURE_SEAL) {
gensec_want_feature(ans->gensec_security, GENSEC_FEATURE_SEAL);
}
} else {
ntlmssp_want_feature(ans->ntlmssp_state, feature);
}
}
DATA_BLOB auth_ntlmssp_get_session_key(struct auth_ntlmssp_state *ans, TALLOC_CTX *mem_ctx)
{
if (ans->gensec_security) {
DATA_BLOB session_key;
NTSTATUS status = gensec_session_key(ans->gensec_security, mem_ctx, &session_key);
if (NT_STATUS_IS_OK(status)) {
return session_key;
} else {
return data_blob_null;
}
}
return data_blob_talloc(mem_ctx, ans->ntlmssp_state->session_key.data, ans->ntlmssp_state->session_key.length);
}
NTSTATUS auth_ntlmssp_update(struct auth_ntlmssp_state *ans,
TALLOC_CTX *mem_ctx,
const DATA_BLOB request, DATA_BLOB *reply)
{
NTSTATUS status;
if (ans->gensec_security) {
return gensec_update(ans->gensec_security, mem_ctx, NULL, request, reply);
}
status = ntlmssp_update(ans->ntlmssp_state, request, reply);
if (!NT_STATUS_IS_OK(status) && !NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
return status;
}
talloc_steal(mem_ctx, reply->data);
return status;
}
NTSTATUS auth_ntlmssp_client_start(TALLOC_CTX *mem_ctx,
const char *netbios_name,
const char *netbios_domain,
bool use_ntlmv2,
struct auth_ntlmssp_state **_ans)
{
struct auth_ntlmssp_state *ans;
NTSTATUS status;
ans = talloc_zero(mem_ctx, struct auth_ntlmssp_state);
status = ntlmssp_client_start(ans,
netbios_name, netbios_domain,
use_ntlmv2, &ans->ntlmssp_state);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
*_ans = ans;
return NT_STATUS_OK;
}
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