1 /* 2 * Copyright (c) 1997 - 2001 Kungliga Tekniska H�gskolan 3 * (Royal Institute of Technology, Stockholm, Sweden). 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * 3. Neither the name of the Institute nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #include "krb5_locl.h" 35 36 RCSID("$Id: rd_error.c,v 1.6 2001/05/15 06:35:10 assar Exp $"); 37 38 krb5_error_code 39 krb5_rd_error(krb5_context context, 40 krb5_data *msg, 41 KRB_ERROR *result) 42 { 43 44 size_t len; 45 krb5_error_code ret; 46 47 ret = decode_KRB_ERROR(msg->data, msg->length, result, &len); 48 if(ret) 49 return ret; 50 result->error_code += KRB5KDC_ERR_NONE; 51 return 0; 52 } 53 54 void 55 krb5_free_error_contents (krb5_context context, 56 krb5_error *error) 57 { 58 free_KRB_ERROR(error); 59 } 60 61 void 62 krb5_free_error (krb5_context context, 63 krb5_error *error) 64 { 65 krb5_free_error_contents (context, error); 66 free (error); 67 } 68 69 krb5_error_code 70 krb5_error_from_rd_error(krb5_context context, 71 const krb5_error *error, 72 const krb5_creds *creds) 73 { 74 krb5_error_code ret; 75 76 ret = error->error_code; 77 if (error->e_text != NULL) { 78 krb5_set_error_string(context, "%s", *error->e_text); 79 } else { 80 char clientname[256], servername[256]; 81 82 if (creds != NULL) { 83 krb5_unparse_name_fixed(context, creds->client, 84 clientname, sizeof(clientname)); 85 krb5_unparse_name_fixed(context, creds->server, 86 servername, sizeof(servername)); 87 } 88 89 switch (ret) { 90 case KRB5KDC_ERR_NAME_EXP : 91 krb5_set_error_string(context, "Client %s%s%s expired", 92 creds ? "(" : "", 93 creds ? clientname : "", 94 creds ? ")" : ""); 95 break; 96 case KRB5KDC_ERR_SERVICE_EXP : 97 krb5_set_error_string(context, "Server %s%s%s expired", 98 creds ? "(" : "", 99 creds ? servername : "", 100 creds ? ")" : ""); 101 break; 102 case KRB5KDC_ERR_C_PRINCIPAL_UNKNOWN : 103 krb5_set_error_string(context, "Client %s%s%s unknown", 104 creds ? "(" : "", 105 creds ? clientname : "", 106 creds ? ")" : ""); 107 break; 108 case KRB5KDC_ERR_S_PRINCIPAL_UNKNOWN : 109 krb5_set_error_string(context, "Server %s%s%s unknown", 110 creds ? "(" : "", 111 creds ? servername : "", 112 creds ? ")" : ""); 113 break; 114 default : 115 krb5_clear_error_string(context); 116 break; 117 } 118 } 119 return ret; 120 } 121