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10 lines less and a few hundred (-O0) bytes .text less Signed-off-by: Volker Lendecke <vl@samba.org> Reviewed-by: Jeremy Allison <jra@samba.org> Autobuild-User(master): Jeremy Allison <jra@samba.org> Autobuild-Date(master): Tue Oct 9 01:22:53 CEST 2018 on sn-devel-144
170 lines
5.1 KiB
C
170 lines
5.1 KiB
C
/*
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Unix SMB/CIFS implementation.
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Authentication utility functions
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Copyright (C) Volker Lendecke 2010
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "auth.h"
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#include "librpc/gen_ndr/samr.h"
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#include "../lib/tsocket/tsocket.h"
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#undef DBGC_CLASS
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#define DBGC_CLASS DBGC_AUTH
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static int clear_samr_Password(struct samr_Password *password)
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{
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memset(password->hash, '\0', sizeof(password->hash));
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return 0;
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}
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static int clear_string(char *password)
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{
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memset(password, '\0', strlen(password));
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return 0;
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}
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/****************************************************************************
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Create an auth_usersupplied_data structure
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****************************************************************************/
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NTSTATUS make_user_info(TALLOC_CTX *mem_ctx,
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struct auth_usersupplied_info **ret_user_info,
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const char *smb_name,
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const char *internal_username,
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const char *client_domain,
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const char *domain,
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const char *workstation_name,
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const struct tsocket_address *remote_address,
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const struct tsocket_address *local_address,
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const char *service_description,
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const DATA_BLOB *lm_pwd,
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const DATA_BLOB *nt_pwd,
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const struct samr_Password *lm_interactive_pwd,
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const struct samr_Password *nt_interactive_pwd,
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const char *plaintext_password,
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enum auth_password_state password_state)
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{
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struct auth_usersupplied_info *user_info;
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*ret_user_info = NULL;
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DEBUG(5,("attempting to make a user_info for %s (%s)\n", internal_username, smb_name));
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user_info = talloc_zero(mem_ctx, struct auth_usersupplied_info);
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if (user_info == NULL) {
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DEBUG(0,("talloc failed for user_info\n"));
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return NT_STATUS_NO_MEMORY;
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}
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DEBUG(5,("making strings for %s's user_info struct\n", internal_username));
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user_info->client.account_name = talloc_strdup(user_info, smb_name);
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if (user_info->client.account_name == NULL) {
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goto nomem;
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}
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user_info->mapped.account_name = talloc_strdup(user_info, internal_username);
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if (user_info->mapped.account_name == NULL) {
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goto nomem;
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}
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user_info->mapped.domain_name = talloc_strdup(user_info, domain);
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if (user_info->mapped.domain_name == NULL) {
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goto nomem;
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}
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user_info->client.domain_name = talloc_strdup(user_info, client_domain);
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if (user_info->client.domain_name == NULL) {
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goto nomem;
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}
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user_info->workstation_name = talloc_strdup(user_info, workstation_name);
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if (user_info->workstation_name == NULL) {
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goto nomem;
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}
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user_info->remote_host = tsocket_address_copy(remote_address, user_info);
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if (user_info->remote_host == NULL) {
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goto nomem;
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}
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if (local_address != NULL) {
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user_info->local_host = tsocket_address_copy(local_address,
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user_info);
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if (user_info->local_host == NULL) {
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goto nomem;
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}
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}
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user_info->service_description = talloc_strdup(user_info, service_description);
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if (user_info->service_description == NULL) {
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goto nomem;
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}
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DEBUG(5,("making blobs for %s's user_info struct\n", internal_username));
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if (lm_pwd && lm_pwd->data) {
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user_info->password.response.lanman = data_blob_talloc(user_info, lm_pwd->data, lm_pwd->length);
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if (user_info->password.response.lanman.data == NULL) {
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goto nomem;
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}
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}
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if (nt_pwd && nt_pwd->data) {
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user_info->password.response.nt = data_blob_talloc(user_info, nt_pwd->data, nt_pwd->length);
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if (user_info->password.response.nt.data == NULL) {
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goto nomem;
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}
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}
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if (lm_interactive_pwd) {
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user_info->password.hash.lanman = talloc(user_info, struct samr_Password);
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if (user_info->password.hash.lanman == NULL) {
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goto nomem;
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}
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memcpy(user_info->password.hash.lanman->hash, lm_interactive_pwd->hash,
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sizeof(user_info->password.hash.lanman->hash));
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talloc_set_destructor(user_info->password.hash.lanman, clear_samr_Password);
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}
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if (nt_interactive_pwd) {
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user_info->password.hash.nt = talloc(user_info, struct samr_Password);
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if (user_info->password.hash.nt == NULL) {
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goto nomem;
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}
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memcpy(user_info->password.hash.nt->hash, nt_interactive_pwd->hash,
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sizeof(user_info->password.hash.nt->hash));
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talloc_set_destructor(user_info->password.hash.nt, clear_samr_Password);
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}
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if (plaintext_password) {
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user_info->password.plaintext = talloc_strdup(user_info, plaintext_password);
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if (user_info->password.plaintext == NULL) {
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goto nomem;
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}
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talloc_set_destructor(user_info->password.plaintext, clear_string);
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}
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user_info->password_state = password_state;
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user_info->logon_parameters = 0;
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DEBUG(10,("made a user_info for %s (%s)\n", internal_username, smb_name));
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*ret_user_info = user_info;
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return NT_STATUS_OK;
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nomem:
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TALLOC_FREE(user_info);
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return NT_STATUS_NO_MEMORY;
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}
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