1/* 2 * Unix SMB/CIFS implementation. 3 * Kerberos error mapping functions 4 * Copyright (C) Guenther Deschner 2005 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 19 */ 20 21#include "includes.h" 22 23#ifdef HAVE_KRB5 24 25static const struct { 26 krb5_error_code krb5_code; 27 NTSTATUS ntstatus; 28} krb5_to_nt_status_map[] = { 29 {KRB5_CC_IO, NT_STATUS_UNEXPECTED_IO_ERROR}, 30 {KRB5KDC_ERR_BADOPTION, NT_STATUS_INVALID_PARAMETER}, 31 {KRB5KDC_ERR_CLIENT_REVOKED, NT_STATUS_ACCESS_DENIED}, 32 {KRB5KDC_ERR_C_PRINCIPAL_UNKNOWN, NT_STATUS_INVALID_ACCOUNT_NAME}, 33 {KRB5KDC_ERR_ETYPE_NOSUPP, NT_STATUS_LOGON_FAILURE}, 34#if defined(KRB5KDC_ERR_KEY_EXPIRED) /* Heimdal */ 35 {KRB5KDC_ERR_KEY_EXPIRED, NT_STATUS_PASSWORD_EXPIRED}, 36#elif defined(KRB5KDC_ERR_KEY_EXP) /* MIT */ 37 {KRB5KDC_ERR_KEY_EXP, NT_STATUS_PASSWORD_EXPIRED}, 38#else 39#error Neither KRB5KDC_ERR_KEY_EXPIRED nor KRB5KDC_ERR_KEY_EXP available 40#endif 41 {25, NT_STATUS_PASSWORD_EXPIRED}, /* FIXME: bug in heimdal 0.7 krb5_get_init_creds_password (Inappropriate ioctl for device (25)) */ 42 {KRB5KDC_ERR_NULL_KEY, NT_STATUS_LOGON_FAILURE}, 43 {KRB5KDC_ERR_POLICY, NT_STATUS_INVALID_WORKSTATION}, 44 {KRB5KDC_ERR_PREAUTH_FAILED, NT_STATUS_LOGON_FAILURE}, 45 {KRB5KDC_ERR_SERVICE_REVOKED, NT_STATUS_ACCESS_DENIED}, 46 {KRB5KDC_ERR_S_PRINCIPAL_UNKNOWN, NT_STATUS_INVALID_ACCOUNT_NAME}, 47 {KRB5KDC_ERR_SUMTYPE_NOSUPP, NT_STATUS_LOGON_FAILURE}, 48 {KRB5KDC_ERR_TGT_REVOKED, NT_STATUS_ACCESS_DENIED}, 49 {KRB5_KDC_UNREACH, NT_STATUS_NO_LOGON_SERVERS}, 50 {KRB5KRB_AP_ERR_BAD_INTEGRITY, NT_STATUS_LOGON_FAILURE}, 51 {KRB5KRB_AP_ERR_MODIFIED, NT_STATUS_LOGON_FAILURE}, 52 {KRB5KRB_AP_ERR_SKEW, NT_STATUS_TIME_DIFFERENCE_AT_DC}, 53 {KRB5_KDCREP_SKEW, NT_STATUS_TIME_DIFFERENCE_AT_DC}, 54 {KRB5KRB_AP_ERR_TKT_EXPIRED, NT_STATUS_LOGON_FAILURE}, 55 {KRB5KRB_ERR_GENERIC, NT_STATUS_UNSUCCESSFUL}, 56#if defined(KRB5KRB_ERR_RESPONSE_TOO_BIG) 57 {KRB5KRB_ERR_RESPONSE_TOO_BIG, NT_STATUS_PROTOCOL_UNREACHABLE}, 58#endif 59 {KRB5_CC_NOTFOUND, NT_STATUS_NO_SUCH_FILE}, 60 {KRB5_FCC_NOFILE, NT_STATUS_NO_SUCH_FILE}, 61 {KRB5KDC_ERR_NONE, NT_STATUS_OK}, 62 {KRB5_RC_MALLOC, NT_STATUS_NO_MEMORY}, 63 {ENOMEM, NT_STATUS_NO_MEMORY}, 64 {0, NT_STATUS_OK} 65}; 66 67static const struct { 68 NTSTATUS ntstatus; 69 krb5_error_code krb5_code; 70} nt_status_to_krb5_map[] = { 71 {NT_STATUS_LOGON_FAILURE, KRB5KDC_ERR_PREAUTH_FAILED}, 72 {NT_STATUS_NO_LOGON_SERVERS, KRB5_KDC_UNREACH}, 73 {NT_STATUS_OK, 0} 74}; 75 76/***************************************************************************** 77convert a KRB5 error to a NT status32 code 78 *****************************************************************************/ 79 NTSTATUS krb5_to_nt_status(krb5_error_code kerberos_error) 80{ 81 int i; 82 83 if (kerberos_error == 0) { 84 return NT_STATUS_OK; 85 } 86 87 for (i=0; NT_STATUS_V(krb5_to_nt_status_map[i].ntstatus); i++) { 88 if (kerberos_error == krb5_to_nt_status_map[i].krb5_code) 89 return krb5_to_nt_status_map[i].ntstatus; 90 } 91 92 return NT_STATUS_UNSUCCESSFUL; 93} 94 95/***************************************************************************** 96convert an NT status32 code to a KRB5 error 97 *****************************************************************************/ 98 krb5_error_code nt_status_to_krb5(NTSTATUS nt_status) 99{ 100 int i; 101 102 if NT_STATUS_IS_OK(nt_status) { 103 return 0; 104 } 105 106 for (i=0; NT_STATUS_V(nt_status_to_krb5_map[i].ntstatus); i++) { 107 if (NT_STATUS_EQUAL(nt_status,nt_status_to_krb5_map[i].ntstatus)) 108 return nt_status_to_krb5_map[i].krb5_code; 109 } 110 111 return KRB5KRB_ERR_GENERIC; 112} 113 114#endif 115 116