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: write_message.c,v 1.8 2001/07/02 18:43:06 joda Exp $"); 37 38 krb5_error_code 39 krb5_write_message (krb5_context context, 40 krb5_pointer p_fd, 41 krb5_data *data) 42 { 43 u_int32_t len; 44 u_int8_t buf[4]; 45 int ret; 46 47 len = data->length; 48 _krb5_put_int(buf, len, 4); 49 if (krb5_net_write (context, p_fd, buf, 4) != 4 50 || krb5_net_write (context, p_fd, data->data, len) != len) { 51 ret = errno; 52 krb5_set_error_string (context, "write: %s", strerror(ret)); 53 return ret; 54 } 55 return 0; 56 } 57 58 krb5_error_code 59 krb5_write_priv_message(krb5_context context, 60 krb5_auth_context ac, 61 krb5_pointer p_fd, 62 krb5_data *data) 63 { 64 krb5_error_code ret; 65 krb5_data packet; 66 67 ret = krb5_mk_priv (context, ac, data, &packet, NULL); 68 if(ret) 69 return ret; 70 ret = krb5_write_message(context, p_fd, &packet); 71 krb5_data_free(&packet); 72 return ret; 73 } 74 75 krb5_error_code 76 krb5_write_safe_message(krb5_context context, 77 krb5_auth_context ac, 78 krb5_pointer p_fd, 79 krb5_data *data) 80 { 81 krb5_error_code ret; 82 krb5_data packet; 83 ret = krb5_mk_safe (context, ac, data, &packet, NULL); 84 if(ret) 85 return ret; 86 ret = krb5_write_message(context, p_fd, &packet); 87 krb5_data_free(&packet); 88 return ret; 89 } 90