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-rw-r--r--fs/smb/server/auth.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/fs/smb/server/auth.h b/fs/smb/server/auth.h
new file mode 100644
index 000000000..362b6159a
--- /dev/null
+++ b/fs/smb/server/auth.h
@@ -0,0 +1,71 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2018 Samsung Electronics Co., Ltd.
+ */
+
+#ifndef __AUTH_H__
+#define __AUTH_H__
+
+#include "ntlmssp.h"
+
+#ifdef CONFIG_SMB_SERVER_KERBEROS5
+#define AUTH_GSS_LENGTH 96
+#define AUTH_GSS_PADDING 0
+#else
+#define AUTH_GSS_LENGTH 74
+#define AUTH_GSS_PADDING 6
+#endif
+
+#define CIFS_HMAC_MD5_HASH_SIZE (16)
+#define CIFS_NTHASH_SIZE (16)
+
+/*
+ * Size of the ntlm client response
+ */
+#define CIFS_AUTH_RESP_SIZE 24
+#define CIFS_SMB1_SIGNATURE_SIZE 8
+#define CIFS_SMB1_SESSKEY_SIZE 16
+
+#define KSMBD_AUTH_NTLMSSP 0x0001
+#define KSMBD_AUTH_KRB5 0x0002
+#define KSMBD_AUTH_MSKRB5 0x0004
+#define KSMBD_AUTH_KRB5U2U 0x0008
+
+struct ksmbd_session;
+struct ksmbd_conn;
+struct ksmbd_work;
+struct kvec;
+
+int ksmbd_crypt_message(struct ksmbd_work *work, struct kvec *iov,
+ unsigned int nvec, int enc);
+void ksmbd_copy_gss_neg_header(void *buf);
+int ksmbd_auth_ntlmv2(struct ksmbd_conn *conn, struct ksmbd_session *sess,
+ struct ntlmv2_resp *ntlmv2, int blen, char *domain_name,
+ char *cryptkey);
+int ksmbd_decode_ntlmssp_auth_blob(struct authenticate_message *authblob,
+ int blob_len, struct ksmbd_conn *conn,
+ struct ksmbd_session *sess);
+int ksmbd_decode_ntlmssp_neg_blob(struct negotiate_message *negblob,
+ int blob_len, struct ksmbd_conn *conn);
+unsigned int
+ksmbd_build_ntlmssp_challenge_blob(struct challenge_message *chgblob,
+ struct ksmbd_conn *conn);
+int ksmbd_krb5_authenticate(struct ksmbd_session *sess, char *in_blob,
+ int in_len, char *out_blob, int *out_len);
+int ksmbd_sign_smb2_pdu(struct ksmbd_conn *conn, char *key, struct kvec *iov,
+ int n_vec, char *sig);
+int ksmbd_sign_smb3_pdu(struct ksmbd_conn *conn, char *key, struct kvec *iov,
+ int n_vec, char *sig);
+int ksmbd_gen_smb30_signingkey(struct ksmbd_session *sess,
+ struct ksmbd_conn *conn);
+int ksmbd_gen_smb311_signingkey(struct ksmbd_session *sess,
+ struct ksmbd_conn *conn);
+int ksmbd_gen_smb30_encryptionkey(struct ksmbd_conn *conn,
+ struct ksmbd_session *sess);
+int ksmbd_gen_smb311_encryptionkey(struct ksmbd_conn *conn,
+ struct ksmbd_session *sess);
+int ksmbd_gen_preauth_integrity_hash(struct ksmbd_conn *conn, char *buf,
+ __u8 *pi_hash);
+int ksmbd_gen_sd_hash(struct ksmbd_conn *conn, char *sd_buf, int len,
+ __u8 *pi_hash);
+#endif