72 lines · c
1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * Copyright (C) 2018 Samsung Electronics Co., Ltd.4 */5 6#ifndef __AUTH_H__7#define __AUTH_H__8 9#include "ntlmssp.h"10 11#ifdef CONFIG_SMB_SERVER_KERBEROS512#define AUTH_GSS_LENGTH 9613#define AUTH_GSS_PADDING 014#else15#define AUTH_GSS_LENGTH 7416#define AUTH_GSS_PADDING 617#endif18 19#define CIFS_HMAC_MD5_HASH_SIZE (16)20#define CIFS_NTHASH_SIZE (16)21 22/*23 * Size of the ntlm client response24 */25#define CIFS_AUTH_RESP_SIZE 2426#define CIFS_SMB1_SIGNATURE_SIZE 827#define CIFS_SMB1_SESSKEY_SIZE 1628 29#define KSMBD_AUTH_NTLMSSP 0x000130#define KSMBD_AUTH_KRB5 0x000231#define KSMBD_AUTH_MSKRB5 0x000432#define KSMBD_AUTH_KRB5U2U 0x000833 34struct ksmbd_session;35struct ksmbd_conn;36struct ksmbd_work;37struct kvec;38 39int ksmbd_crypt_message(struct ksmbd_work *work, struct kvec *iov,40 unsigned int nvec, int enc);41void ksmbd_copy_gss_neg_header(void *buf);42int ksmbd_auth_ntlmv2(struct ksmbd_conn *conn, struct ksmbd_session *sess,43 struct ntlmv2_resp *ntlmv2, int blen, char *domain_name,44 char *cryptkey);45int ksmbd_decode_ntlmssp_auth_blob(struct authenticate_message *authblob,46 int blob_len, struct ksmbd_conn *conn,47 struct ksmbd_session *sess);48int ksmbd_decode_ntlmssp_neg_blob(struct negotiate_message *negblob,49 int blob_len, struct ksmbd_conn *conn);50unsigned int51ksmbd_build_ntlmssp_challenge_blob(struct challenge_message *chgblob,52 struct ksmbd_conn *conn);53int ksmbd_krb5_authenticate(struct ksmbd_session *sess, char *in_blob,54 int in_len, char *out_blob, int *out_len);55int ksmbd_sign_smb2_pdu(struct ksmbd_conn *conn, char *key, struct kvec *iov,56 int n_vec, char *sig);57int ksmbd_sign_smb3_pdu(struct ksmbd_conn *conn, char *key, struct kvec *iov,58 int n_vec, char *sig);59int ksmbd_gen_smb30_signingkey(struct ksmbd_session *sess,60 struct ksmbd_conn *conn);61int ksmbd_gen_smb311_signingkey(struct ksmbd_session *sess,62 struct ksmbd_conn *conn);63int ksmbd_gen_smb30_encryptionkey(struct ksmbd_conn *conn,64 struct ksmbd_session *sess);65int ksmbd_gen_smb311_encryptionkey(struct ksmbd_conn *conn,66 struct ksmbd_session *sess);67int ksmbd_gen_preauth_integrity_hash(struct ksmbd_conn *conn, char *buf,68 __u8 *pi_hash);69int ksmbd_gen_sd_hash(struct ksmbd_conn *conn, char *sd_buf, int len,70 __u8 *pi_hash);71#endif72