1 /* 2 * Copyright (c) 1997-2003 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 "kadm5_locl.h" 35 36 RCSID("$Id: send_recv.c,v 1.10 2003/04/16 17:58:59 lha Exp $"); 37 38 kadm5_ret_t 39 _kadm5_client_send(kadm5_client_context *context, krb5_storage *sp) 40 { 41 krb5_data msg, out; 42 krb5_error_code ret; 43 size_t len; 44 krb5_storage *sock; 45 46 assert(context->sock != -1); 47 48 len = krb5_storage_seek(sp, 0, SEEK_CUR); 49 ret = krb5_data_alloc(&msg, len); 50 if (ret) 51 return ret; 52 krb5_storage_seek(sp, 0, SEEK_SET); 53 krb5_storage_read(sp, msg.data, msg.length); 54 55 ret = krb5_mk_priv(context->context, context->ac, &msg, &out, NULL); 56 krb5_data_free(&msg); 57 if(ret) 58 return ret; 59 60 sock = krb5_storage_from_fd(context->sock); 61 if(sock == NULL) { 62 krb5_data_free(&out); 63 return ENOMEM; 64 } 65 66 ret = krb5_store_data(sock, out); 67 krb5_storage_free(sock); 68 krb5_data_free(&out); 69 return ret; 70 } 71 72 kadm5_ret_t 73 _kadm5_client_recv(kadm5_client_context *context, krb5_data *reply) 74 { 75 krb5_error_code ret; 76 krb5_data data; 77 krb5_storage *sock; 78 79 sock = krb5_storage_from_fd(context->sock); 80 if(sock == NULL) 81 return ENOMEM; 82 ret = krb5_ret_data(sock, &data); 83 krb5_storage_free(sock); 84 if(ret == KRB5_CC_END) 85 return KADM5_RPC_ERROR; 86 else if(ret) 87 return ret; 88 89 ret = krb5_rd_priv(context->context, context->ac, &data, reply, NULL); 90 krb5_data_free(&data); 91 return ret; 92 } 93 94