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/*
* Copyright (c) 1997-2005 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Portions Copyright (c) 2009 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "kcm_locl.h"
void
kcm_service(void *ctx, const heim_idata *req,
const heim_icred cred,
heim_ipc_complete complete,
heim_sipc_call cctx)
{
kcm_client peercred;
krb5_error_code ret;
krb5_data request, rep;
unsigned char *buf;
size_t len;
krb5_data_zero(&rep);
peercred.uid = heim_ipc_cred_get_uid(cred);
peercred.gid = heim_ipc_cred_get_gid(cred);
peercred.pid = heim_ipc_cred_get_pid(cred);
peercred.session = heim_ipc_cred_get_session(cred);
if (req->length < 4) {
kcm_log(1, "malformed request from process %d (too short)",
peercred.pid);
(*complete)(cctx, EINVAL, NULL);
return;
}
buf = req->data;
len = req->length;
if (buf[0] != KCM_PROTOCOL_VERSION_MAJOR ||
buf[1] != KCM_PROTOCOL_VERSION_MINOR) {
kcm_log(1, "incorrect protocol version %d.%d from process %d",
buf[0], buf[1], peercred.pid);
(*complete)(cctx, EINVAL, NULL);
return;
}
request.data = buf + 2;
request.length = len - 2;
/* buf is now pointing at opcode */
ret = kcm_dispatch(kcm_context, &peercred, &request, &rep);
(*complete)(cctx, ret, &rep);
krb5_data_free(&rep);
}
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