0f89773eee
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@2863 ec53bebd-3082-4978-b11e-865c3cabbd6b
94 lines
3.2 KiB
C
94 lines
3.2 KiB
C
/*
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* Copyright (c) 1997 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Kungliga Tekniska
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* Högskolan and its contributors.
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*
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* 4. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "hprop.h"
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RCSID("$Id$");
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krb5_error_code
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send_priv(krb5_context context, krb5_auth_context ac,
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krb5_data *data, int fd)
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{
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krb5_data packet;
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krb5_error_code ret;
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unsigned char net_len[4];
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ret = krb5_mk_priv (context,
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ac,
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data,
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&packet,
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NULL);
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if (ret)
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return ret;
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net_len[0] = (packet.length >> 24) & 0xff;
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net_len[1] = (packet.length >> 16) & 0xff;
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net_len[2] = (packet.length >> 8) & 0xff;
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net_len[3] = packet.length & 0xff;
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if (krb5_net_write (context, fd, net_len, 4) != 4)
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ret = errno;
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else if (krb5_net_write (context, fd, packet.data, packet.length) != packet.length)
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ret = errno;
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krb5_data_free(&packet);
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return ret;
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}
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krb5_error_code
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recv_priv(krb5_context context, krb5_auth_context ac, int fd, krb5_data *out)
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{
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krb5_error_code ret;
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unsigned char tmp[4];
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unsigned char *buf;
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size_t len;
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krb5_data data;
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hdb_entry entry;
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if(krb5_net_read(context, fd, tmp, 4) != 4)
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return errno;
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len = (tmp[0] << 24) | (tmp[1] << 16) | (tmp[2] << 8) | tmp[3];
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buf = malloc(len);
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if(krb5_net_read(context, fd, buf, len) != len)
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return errno;
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data.data = buf;
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data.length = len;
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ret = krb5_rd_priv(context, ac, &data, out, NULL);
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if(ret) return ret;
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free(buf);
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return 0;
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}
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