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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"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_AUTH
/****************************************************************************
Create an auth_usersupplied_data structure
****************************************************************************/
NTSTATUS make_user_info(struct auth_usersupplied_info **user_info,
const char *smb_name,
const char *internal_username,
const char *client_domain,
const char *domain,
const char *workstation_name,
const DATA_BLOB *lm_pwd,
const DATA_BLOB *nt_pwd,
const struct samr_Password *lm_interactive_pwd,
const struct samr_Password *nt_interactive_pwd,
const char *plaintext_password,
enum auth_password_state password_state)
{
DEBUG(5,("attempting to make a user_info for %s (%s)\n", internal_username, smb_name));
*user_info = SMB_MALLOC_P(struct auth_usersupplied_info);
if (*user_info == NULL) {
DEBUG(0,("malloc failed for user_info (size %lu)\n", (unsigned long)sizeof(*user_info)));
return NT_STATUS_NO_MEMORY;
}
ZERO_STRUCTP(*user_info);
DEBUG(5,("making strings for %s's user_info struct\n", internal_username));
(*user_info)->client.account_name = SMB_STRDUP(smb_name);
if ((*user_info)->client.account_name == NULL) {
free_user_info(user_info);
return NT_STATUS_NO_MEMORY;
}
(*user_info)->mapped.account_name = SMB_STRDUP(internal_username);
if ((*user_info)->mapped.account_name == NULL) {
free_user_info(user_info);
return NT_STATUS_NO_MEMORY;
}
(*user_info)->mapped.domain_name = SMB_STRDUP(domain);
if ((*user_info)->mapped.domain_name == NULL) {
free_user_info(user_info);
return NT_STATUS_NO_MEMORY;
}
(*user_info)->client.domain_name = SMB_STRDUP(client_domain);
if ((*user_info)->client.domain_name == NULL) {
free_user_info(user_info);
return NT_STATUS_NO_MEMORY;
}
(*user_info)->workstation_name = SMB_STRDUP(workstation_name);
if ((*user_info)->workstation_name == NULL) {
free_user_info(user_info);
return NT_STATUS_NO_MEMORY;
}
DEBUG(5,("making blobs for %s's user_info struct\n", internal_username));
if (lm_pwd)
(*user_info)->password.response.lanman = data_blob(lm_pwd->data, lm_pwd->length);
if (nt_pwd)
(*user_info)->password.response.nt = data_blob(nt_pwd->data, nt_pwd->length);
if (lm_interactive_pwd) {
(*user_info)->password.hash.lanman = SMB_MALLOC_P(struct samr_Password);
memcpy((*user_info)->password.hash.lanman->hash, lm_interactive_pwd->hash, sizeof((*user_info)->password.hash.lanman->hash));
}
if (nt_interactive_pwd) {
(*user_info)->password.hash.nt = SMB_MALLOC_P(struct samr_Password);
memcpy((*user_info)->password.hash.nt->hash, nt_interactive_pwd->hash, sizeof((*user_info)->password.hash.nt->hash));
}
if (plaintext_password)
(*user_info)->password.plaintext = SMB_STRDUP(plaintext_password);
(*user_info)->password_state = password_state;
(*user_info)->logon_parameters = 0;
DEBUG(10,("made a user_info for %s (%s)\n", internal_username, smb_name));
return NT_STATUS_OK;
}
/***************************************************************************
Free a user_info struct
***************************************************************************/
void free_user_info(struct auth_usersupplied_info **user_info)
{
DEBUG(5,("attempting to free (and zero) a user_info structure\n"));
if (*user_info != NULL) {
if ((*user_info)->client.account_name) {
DEBUG(10,("structure was created for %s\n",
(*user_info)->client.account_name));
}
SAFE_FREE((*user_info)->client.account_name);
SAFE_FREE((*user_info)->mapped.account_name);
SAFE_FREE((*user_info)->client.domain_name);
SAFE_FREE((*user_info)->mapped.domain_name);
SAFE_FREE((*user_info)->workstation_name);
data_blob_free(&(*user_info)->password.response.lanman);
data_blob_free(&(*user_info)->password.response.nt);
if ((*user_info)->password.hash.lanman) {
ZERO_STRUCTP((*user_info)->password.hash.lanman);
SAFE_FREE((*user_info)->password.hash.lanman);
}
if ((*user_info)->password.hash.nt) {
ZERO_STRUCTP((*user_info)->password.hash.nt);
SAFE_FREE((*user_info)->password.hash.nt);
}
if ((*user_info)->password.plaintext) {
memset((*user_info)->password.plaintext, '\0', strlen(((*user_info)->password.plaintext)));
SAFE_FREE((*user_info)->password.plaintext);
}
ZERO_STRUCT(**user_info);
}
SAFE_FREE(*user_info);
}
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