+NTSTATUS decode_pac_data(TALLOC_CTX *mem_ctx,
+ DATA_BLOB *pac_data_blob,
+ krb5_context context,
+ krb5_keyblock *service_keyblock,
+ krb5_const_principal client_principal,
+ time_t tgs_authtime,
+ PAC_DATA **pac_data);
+void smb_krb5_checksum_from_pac_sig(krb5_checksum *cksum,
+ PAC_SIGNATURE_DATA *sig);
+krb5_error_code smb_krb5_verify_checksum(krb5_context context,
+ krb5_keyblock *keyblock,
+ krb5_keyusage usage,
+ krb5_checksum *cksum,
+ uint8 *data,
+ size_t length);
+time_t get_authtime_from_tkt(krb5_ticket *tkt);
+void smb_krb5_free_ap_req(krb5_context context,
+ krb5_ap_req *ap_req);
+krb5_error_code smb_krb5_get_keyinfo_from_ap_req(krb5_context context,
+ const krb5_data *inbuf,
+ krb5_kvno *kvno,
+ krb5_enctype *enctype);
+krb5_error_code krb5_rd_req_return_keyblock_from_keytab(krb5_context context,
+ krb5_auth_context *auth_context,
+ const krb5_data *inbuf,
+ krb5_const_principal server,
+ krb5_keytab keytab,
+ krb5_flags *ap_req_options,
+ krb5_ticket **ticket,
+ krb5_keyblock **keyblock);
+krb5_error_code smb_krb5_parse_name_norealm(krb5_context context,
+ const char *name,
+ krb5_principal *principal);
+BOOL smb_krb5_principal_compare_any_realm(krb5_context context,
+ krb5_const_principal princ1,
+ krb5_const_principal princ2);
+int cli_krb5_get_ticket(const char *principal, time_t time_offset,
+ DATA_BLOB *ticket, DATA_BLOB *session_key_krb5, uint32 extra_ap_opts, const char *ccname);
+PAC_LOGON_INFO *get_logon_info_from_pac(PAC_DATA *pac_data);
+krb5_error_code smb_krb5_renew_ticket(const char *ccache_string, const char *client_string, const char *service_string, time_t *new_start_time);
+krb5_error_code kpasswd_err_to_krb5_err(krb5_error_code res_code);
+NTSTATUS krb5_to_nt_status(krb5_error_code kerberos_error);
+krb5_error_code nt_status_to_krb5(NTSTATUS nt_status);