54378aee2e
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@3789 ec53bebd-3082-4978-b11e-865c3cabbd6b
92 lines
3.3 KiB
C
92 lines
3.3 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 "kadm5_locl.h"
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RCSID("$Id$");
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kadm5_ret_t
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_kadm5_client_send(kadm5_client_context *context, krb5_storage *sp)
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{
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krb5_data msg, out;
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krb5_error_code ret;
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unsigned char buf[1024];
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size_t len;
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len = sp->seek(sp, 0, SEEK_CUR);
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sp->seek(sp, 0, SEEK_SET);
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sp->fetch(sp, buf, len);
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msg.data = buf;
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msg.length = len;
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ret = krb5_mk_priv(context->context, context->ac, &msg, &out, NULL);
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if(ret){
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return ret;
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}
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buf[0] = (out.length >> 24) & 0xff;
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buf[1] = (out.length >> 16) & 0xff;
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buf[2] = (out.length >> 8) & 0xff;
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buf[3] = out.length & 0xff;
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krb5_net_write(context->context, context->sock, buf, 4);
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krb5_net_write(context->context, context->sock, out.data, out.length);
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krb5_data_free(&out);
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return 0;
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}
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kadm5_ret_t
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_kadm5_client_recv(kadm5_client_context *context, krb5_storage *sp)
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{
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unsigned char buf[1024];
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size_t len;
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krb5_error_code ret;
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krb5_data data, reply;
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krb5_net_read(context->context, context->sock, buf, 4);
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len = (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3];
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if(len > sizeof(buf))
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return ENOMEM; /* XXX */
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krb5_net_read(context->context, context->sock, buf, len);
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data.length = len;
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data.data = buf;
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ret = krb5_rd_priv(context->context, context->ac, &data, &reply, NULL);
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krb5_data_free(&data);
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sp->store(sp, reply.data, reply.length);
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sp->seek(sp, 0, SEEK_SET);
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krb5_data_free(&reply);
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return ret;
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}
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