All crypto is dealt with within the netlogon samlogon server now.
Guenther
Signed-off-by: Günther Deschner <gd@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
goto done;
}
- status = serverinfo_to_SamInfo3(server_info, NULL, 0, info3);
+ status = serverinfo_to_SamInfo3(server_info, info3);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(10, ("serverinfo_to_SamInfo3 failed: %s\n",
nt_errstr(status)));
struct auth_serversupplied_info *make_server_info(TALLOC_CTX *mem_ctx);
NTSTATUS serverinfo_to_SamInfo2(struct auth_serversupplied_info *server_info,
- uint8_t *pipe_session_key,
- size_t pipe_session_key_len,
struct netr_SamInfo2 *sam2);
NTSTATUS serverinfo_to_SamInfo3(const struct auth_serversupplied_info *server_info,
- uint8_t *pipe_session_key,
- size_t pipe_session_key_len,
struct netr_SamInfo3 *sam3);
NTSTATUS serverinfo_to_SamInfo6(struct auth_serversupplied_info *server_info,
- uint8_t *pipe_session_key,
- size_t pipe_session_key_len,
struct netr_SamInfo6 *sam6);
NTSTATUS samu_to_SamInfo3(TALLOC_CTX *mem_ctx,
struct samu *samu,
*****************************************************************************/
NTSTATUS serverinfo_to_SamInfo2(struct auth_serversupplied_info *server_info,
- uint8_t *pipe_session_key,
- size_t pipe_session_key_len,
struct netr_SamInfo2 *sam2)
{
struct netr_SamInfo3 *info3;
server_info->session_key.data,
MIN(sizeof(info3->base.key.key),
server_info->session_key.length));
- if (pipe_session_key) {
- arcfour_crypt(info3->base.key.key,
- pipe_session_key, 16);
- }
}
if (server_info->lm_session_key.length) {
memcpy(info3->base.LMSessKey.key,
server_info->lm_session_key.data,
MIN(sizeof(info3->base.LMSessKey.key),
server_info->lm_session_key.length));
- if (pipe_session_key) {
- arcfour_crypt(info3->base.LMSessKey.key,
- pipe_session_key, 8);
- }
}
sam2->base = info3->base;
*****************************************************************************/
NTSTATUS serverinfo_to_SamInfo3(const struct auth_serversupplied_info *server_info,
- uint8_t *pipe_session_key,
- size_t pipe_session_key_len,
struct netr_SamInfo3 *sam3)
{
struct netr_SamInfo3 *info3;
server_info->session_key.data,
MIN(sizeof(info3->base.key.key),
server_info->session_key.length));
- if (pipe_session_key) {
- arcfour_crypt(info3->base.key.key,
- pipe_session_key, 16);
- }
}
if (server_info->lm_session_key.length) {
memcpy(info3->base.LMSessKey.key,
server_info->lm_session_key.data,
MIN(sizeof(info3->base.LMSessKey.key),
server_info->lm_session_key.length));
- if (pipe_session_key) {
- arcfour_crypt(info3->base.LMSessKey.key,
- pipe_session_key, 8);
- }
}
sam3->base = info3->base;
*****************************************************************************/
NTSTATUS serverinfo_to_SamInfo6(struct auth_serversupplied_info *server_info,
- uint8_t *pipe_session_key,
- size_t pipe_session_key_len,
struct netr_SamInfo6 *sam6)
{
struct pdb_domain_info *dominfo;
struct auth_serversupplied_info *server_info = NULL;
struct auth_context *auth_context = NULL;
const char *fn;
+ struct netr_SamBaseInfo *base;
switch (p->opnum) {
case NDR_NETR_LOGONSAMLOGON:
switch (r->in.validation_level) {
case 2:
- status = serverinfo_to_SamInfo2(server_info, creds->session_key, 16,
+ status = serverinfo_to_SamInfo2(server_info,
r->out.validation->sam2);
+ base = &r->out.validation->sam2->base;
break;
case 3:
- status = serverinfo_to_SamInfo3(server_info, creds->session_key, 16,
+ status = serverinfo_to_SamInfo3(server_info,
r->out.validation->sam3);
+ base = &r->out.validation->sam3->base;
break;
case 6:
- status = serverinfo_to_SamInfo6(server_info, creds->session_key, 16,
+ status = serverinfo_to_SamInfo6(server_info,
r->out.validation->sam6);
+ base = &r->out.validation->sam6->base;
break;
}
TALLOC_FREE(server_info);
- return status;
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ if (r->in.validation_level == 6) {
+ /* no further crypto to be applied - gd */
+ return NT_STATUS_OK;
+ }
+
+ if (creds->negotiate_flags & NETLOGON_NEG_SUPPORTS_AES) {
+ netlogon_creds_aes_encrypt(creds, base->key.key, 16);
+ netlogon_creds_aes_encrypt(creds, base->LMSessKey.key, 8);
+ } else if (creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
+ netlogon_creds_arcfour_crypt(creds, base->key.key, 16);
+ netlogon_creds_arcfour_crypt(creds, base->LMSessKey.key, 8);
+ } else {
+ /* key is unencrypted when neither AES nor RC4 bits are set */
+ netlogon_creds_des_encrypt_LMKey(creds, &base->LMSessKey);
+ }
+
+ return NT_STATUS_OK;
}
/****************************************************************
return False;
}
- status = serverinfo_to_SamInfo3(server_info, NULL, 0, info3_auth);
+ status = serverinfo_to_SamInfo3(server_info, info3_auth);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0, ("serverinfo_to_SamInfo3 failed: %s\n",
nt_errstr(status)));