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/*-
* Copyright (c) 2005 Michael Bushkov <bushman@rsu.ru>
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* $FreeBSD: src/usr.sbin/nscd/protocol.c,v 1.2 2007/09/27 12:30:11 bushman Exp $
*/
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include "debug.h"
#include "log.h"
#include "protocol.h"
/*
* Initializes the comm_element with any given type of data
*/
void
init_comm_element(struct comm_element *element, enum comm_element_t type)
{
TRACE_IN(init_comm_element);
memset(element, 0, sizeof(struct comm_element));
switch (type) {
case CET_WRITE_REQUEST:
init_cache_write_request(&element->c_write_request);
break;
case CET_WRITE_RESPONSE:
init_cache_write_response(&element->c_write_response);
break;
case CET_READ_REQUEST:
init_cache_read_request(&element->c_read_request);
break;
case CET_READ_RESPONSE:
init_cache_read_response(&element->c_read_response);
break;
case CET_TRANSFORM_REQUEST:
init_cache_transform_request(&element->c_transform_request);
break;
case CET_TRANSFORM_RESPONSE:
init_cache_transform_response(&element->c_transform_response);
break;
case CET_MP_WRITE_SESSION_REQUEST:
init_cache_mp_write_session_request(&element->c_mp_ws_request);
break;
case CET_MP_WRITE_SESSION_RESPONSE:
init_cache_mp_write_session_response(&element->c_mp_ws_response);
break;
case CET_MP_WRITE_SESSION_WRITE_REQUEST:
init_cache_mp_write_session_write_request(
&element->c_mp_ws_write_request);
break;
case CET_MP_WRITE_SESSION_WRITE_RESPONSE:
init_cache_mp_write_session_write_response(
&element->c_mp_ws_write_response);
break;
case CET_MP_READ_SESSION_REQUEST:
init_cache_mp_read_session_request(&element->c_mp_rs_request);
break;
case CET_MP_READ_SESSION_RESPONSE:
init_cache_mp_read_session_response(&element->c_mp_rs_response);
break;
case CET_MP_READ_SESSION_READ_RESPONSE:
init_cache_mp_read_session_read_response(
&element->c_mp_rs_read_response);
break;
case CET_UNDEFINED:
break;
default:
LOG_ERR_2("init_comm_element", "invalid communication element");
TRACE_OUT(init_comm_element);
return;
}
element->type = type;
TRACE_OUT(init_comm_element);
}
void
finalize_comm_element(struct comm_element *element)
{
TRACE_IN(finalize_comm_element);
switch (element->type) {
case CET_WRITE_REQUEST:
finalize_cache_write_request(&element->c_write_request);
break;
case CET_WRITE_RESPONSE:
finalize_cache_write_response(&element->c_write_response);
break;
case CET_READ_REQUEST:
finalize_cache_read_request(&element->c_read_request);
break;
case CET_READ_RESPONSE:
finalize_cache_read_response(&element->c_read_response);
break;
case CET_TRANSFORM_REQUEST:
finalize_cache_transform_request(&element->c_transform_request);
break;
case CET_TRANSFORM_RESPONSE:
finalize_cache_transform_response(
&element->c_transform_response);
break;
case CET_MP_WRITE_SESSION_REQUEST:
finalize_cache_mp_write_session_request(
&element->c_mp_ws_request);
break;
case CET_MP_WRITE_SESSION_RESPONSE:
finalize_cache_mp_write_session_response(
&element->c_mp_ws_response);
break;
case CET_MP_WRITE_SESSION_WRITE_REQUEST:
finalize_cache_mp_write_session_write_request(
&element->c_mp_ws_write_request);
break;
case CET_MP_WRITE_SESSION_WRITE_RESPONSE:
finalize_cache_mp_write_session_write_response(
&element->c_mp_ws_write_response);
break;
case CET_MP_READ_SESSION_REQUEST:
finalize_cache_mp_read_session_request(
&element->c_mp_rs_request);
break;
case CET_MP_READ_SESSION_RESPONSE:
finalize_cache_mp_read_session_response(
&element->c_mp_rs_response);
break;
case CET_MP_READ_SESSION_READ_RESPONSE:
finalize_cache_mp_read_session_read_response(
&element->c_mp_rs_read_response);
break;
case CET_UNDEFINED:
break;
default:
break;
}
element->type = CET_UNDEFINED;
TRACE_OUT(finalize_comm_element);
}
void
init_cache_write_request(struct cache_write_request *write_request)
{
TRACE_IN(init_cache_write_request);
memset(write_request, 0, sizeof(struct cache_write_request));
TRACE_OUT(init_cache_write_request);
}
void
finalize_cache_write_request(struct cache_write_request *write_request)
{
TRACE_IN(finalize_cache_write_request);
free(write_request->entry);
free(write_request->cache_key);
free(write_request->data);
TRACE_OUT(finalize_cache_write_request);
}
struct cache_write_request *
get_cache_write_request(struct comm_element *element)
{
TRACE_IN(get_cache_write_request);
assert(element->type == CET_WRITE_REQUEST);
TRACE_OUT(get_cache_write_request);
return (&element->c_write_request);
}
void
init_cache_write_response(struct cache_write_response *write_response)
{
TRACE_IN(init_cache_write_response);
memset(write_response, 0, sizeof(struct cache_write_response));
TRACE_OUT(init_cache_write_response);
}
void
finalize_cache_write_response(struct cache_write_response *write_response)
{
TRACE_IN(finalize_cache_write_response);
TRACE_OUT(finalize_cache_write_response);
}
struct cache_write_response *
get_cache_write_response(struct comm_element *element)
{
TRACE_IN(get_cache_write_response);
assert(element->type == CET_WRITE_RESPONSE);
TRACE_OUT(get_cache_write_response);
return (&element->c_write_response);
}
void
init_cache_read_request(struct cache_read_request *read_request)
{
TRACE_IN(init_cache_read_request);
memset(read_request, 0, sizeof(struct cache_read_request));
TRACE_OUT(init_cache_read_request);
}
void
finalize_cache_read_request(struct cache_read_request *read_request)
{
TRACE_IN(finalize_cache_read_request);
free(read_request->entry);
free(read_request->cache_key);
TRACE_OUT(finalize_cache_read_request);
}
struct cache_read_request *
get_cache_read_request(struct comm_element *element)
{
TRACE_IN(get_cache_read_request);
assert(element->type == CET_READ_REQUEST);
TRACE_OUT(get_cache_read_request);
return (&element->c_read_request);
}
void
init_cache_read_response(struct cache_read_response *read_response)
{
TRACE_IN(init_cache_read_response);
memset(read_response, 0, sizeof(struct cache_read_response));
TRACE_OUT(init_cache_read_response);
}
void
finalize_cache_read_response(struct cache_read_response *read_response)
{
TRACE_IN(finalize_cache_read_response);
free(read_response->data);
TRACE_OUT(finalize_cache_read_response);
}
struct cache_read_response *
get_cache_read_response(struct comm_element *element)
{
TRACE_IN(get_cache_read_response);
assert(element->type == CET_READ_RESPONSE);
TRACE_OUT(get_cache_read_response);
return (&element->c_read_response);
}
void
init_cache_transform_request(struct cache_transform_request *transform_request)
{
TRACE_IN(init_cache_transform_request);
memset(transform_request, 0, sizeof(struct cache_transform_request));
TRACE_OUT(init_cache_transform_request);
}
void
finalize_cache_transform_request(
struct cache_transform_request *transform_request)
{
TRACE_IN(finalize_cache_transform_request);
free(transform_request->entry);
TRACE_OUT(finalize_cache_transform_request);
}
struct cache_transform_request *
get_cache_transform_request(struct comm_element *element)
{
TRACE_IN(get_cache_transform_request);
assert(element->type == CET_TRANSFORM_REQUEST);
TRACE_OUT(get_cache_transform_request);
return (&element->c_transform_request);
}
void
init_cache_transform_response(
struct cache_transform_response *transform_response)
{
TRACE_IN(init_cache_transform_request);
memset(transform_response, 0, sizeof(struct cache_transform_response));
TRACE_OUT(init_cache_transform_request);
}
void
finalize_cache_transform_response(
struct cache_transform_response *transform_response)
{
TRACE_IN(finalize_cache_transform_response);
TRACE_OUT(finalize_cache_transform_response);
}
struct cache_transform_response *
get_cache_transform_response(struct comm_element *element)
{
TRACE_IN(get_cache_transform_response);
assert(element->type == CET_TRANSFORM_RESPONSE);
TRACE_OUT(get_cache_transform_response);
return (&element->c_transform_response);
}
void
init_cache_mp_write_session_request(
struct cache_mp_write_session_request *mp_ws_request)
{
TRACE_IN(init_cache_mp_write_session_request);
memset(mp_ws_request, 0,
sizeof(struct cache_mp_write_session_request));
TRACE_OUT(init_cache_mp_write_session_request);
}
void
finalize_cache_mp_write_session_request(
struct cache_mp_write_session_request *mp_ws_request)
{
TRACE_IN(finalize_cache_mp_write_session_request);
free(mp_ws_request->entry);
TRACE_OUT(finalize_cache_mp_write_session_request);
}
struct cache_mp_write_session_request *
get_cache_mp_write_session_request(struct comm_element *element)
{
TRACE_IN(get_cache_mp_write_session_request);
assert(element->type == CET_MP_WRITE_SESSION_REQUEST);
TRACE_OUT(get_cache_mp_write_session_request);
return (&element->c_mp_ws_request);
}
void
init_cache_mp_write_session_response(
struct cache_mp_write_session_response *mp_ws_response)
{
TRACE_IN(init_cache_mp_write_session_response);
memset(mp_ws_response, 0,
sizeof(struct cache_mp_write_session_response));
TRACE_OUT(init_cache_mp_write_session_response);
}
void
finalize_cache_mp_write_session_response(
struct cache_mp_write_session_response *mp_ws_response)
{
TRACE_IN(finalize_cache_mp_write_session_response);
TRACE_OUT(finalize_cache_mp_write_session_response);
}
struct cache_mp_write_session_response *
get_cache_mp_write_session_response(struct comm_element *element)
{
TRACE_IN(get_cache_mp_write_session_response);
assert(element->type == CET_MP_WRITE_SESSION_RESPONSE);
TRACE_OUT(get_cache_mp_write_session_response);
return (&element->c_mp_ws_response);
}
void
init_cache_mp_write_session_write_request(
struct cache_mp_write_session_write_request *mp_ws_write_request)
{
TRACE_IN(init_cache_mp_write_session_write_request);
memset(mp_ws_write_request, 0,
sizeof(struct cache_mp_write_session_write_request));
TRACE_OUT(init_cache_mp_write_session_write_response);
}
void
finalize_cache_mp_write_session_write_request(
struct cache_mp_write_session_write_request *mp_ws_write_request)
{
TRACE_IN(finalize_cache_mp_write_session_write_request);
free(mp_ws_write_request->data);
TRACE_OUT(finalize_cache_mp_write_session_write_request);
}
struct cache_mp_write_session_write_request *
get_cache_mp_write_session_write_request(struct comm_element *element)
{
TRACE_IN(get_cache_mp_write_session_write_request);
assert(element->type == CET_MP_WRITE_SESSION_WRITE_REQUEST);
TRACE_OUT(get_cache_mp_write_session_write_request);
return (&element->c_mp_ws_write_request);
}
void
init_cache_mp_write_session_write_response(
struct cache_mp_write_session_write_response *mp_ws_write_response)
{
TRACE_IN(init_cache_mp_write_session_write_response);
memset(mp_ws_write_response, 0,
sizeof(struct cache_mp_write_session_write_response));
TRACE_OUT(init_cache_mp_write_session_write_response);
}
void
finalize_cache_mp_write_session_write_response(
struct cache_mp_write_session_write_response *mp_ws_write_response)
{
TRACE_IN(finalize_cache_mp_write_session_write_response);
TRACE_OUT(finalize_cache_mp_write_session_write_response);
}
struct cache_mp_write_session_write_response *
get_cache_mp_write_session_write_response(struct comm_element *element)
{
TRACE_IN(get_cache_mp_write_session_write_response);
assert(element->type == CET_MP_WRITE_SESSION_WRITE_RESPONSE);
TRACE_OUT(get_cache_mp_write_session_write_response);
return (&element->c_mp_ws_write_response);
}
void
init_cache_mp_read_session_request(
struct cache_mp_read_session_request *mp_rs_request)
{
TRACE_IN(init_cache_mp_read_session_request);
memset(mp_rs_request, 0, sizeof(struct cache_mp_read_session_request));
TRACE_OUT(init_cache_mp_read_session_request);
}
void
finalize_cache_mp_read_session_request(
struct cache_mp_read_session_request *mp_rs_request)
{
TRACE_IN(finalize_cache_mp_read_session_request);
free(mp_rs_request->entry);
TRACE_OUT(finalize_cache_mp_read_session_request);
}
struct cache_mp_read_session_request *
get_cache_mp_read_session_request(struct comm_element *element)
{
TRACE_IN(get_cache_mp_read_session_request);
assert(element->type == CET_MP_READ_SESSION_REQUEST);
TRACE_OUT(get_cache_mp_read_session_request);
return (&element->c_mp_rs_request);
}
void
init_cache_mp_read_session_response(
struct cache_mp_read_session_response *mp_rs_response)
{
TRACE_IN(init_cache_mp_read_session_response);
memset(mp_rs_response, 0,
sizeof(struct cache_mp_read_session_response));
TRACE_OUT(init_cache_mp_read_session_response);
}
void
finalize_cache_mp_read_session_response(
struct cache_mp_read_session_response *mp_rs_response)
{
TRACE_IN(finalize_cache_mp_read_session_response);
TRACE_OUT(finalize_cache_mp_read_session_response);
}
struct cache_mp_read_session_response *
get_cache_mp_read_session_response(struct comm_element *element)
{
TRACE_IN(get_cache_mp_read_session_response);
assert(element->type == CET_MP_READ_SESSION_RESPONSE);
TRACE_OUT(get_cache_mp_read_session_response);
return (&element->c_mp_rs_response);
}
void
init_cache_mp_read_session_read_response(
struct cache_mp_read_session_read_response *mp_ws_read_response)
{
TRACE_IN(init_cache_mp_read_session_read_response);
memset(mp_ws_read_response, 0,
sizeof(struct cache_mp_read_session_read_response));
TRACE_OUT(init_cache_mp_read_session_read_response);
}
void
finalize_cache_mp_read_session_read_response(
struct cache_mp_read_session_read_response *mp_rs_read_response)
{
TRACE_IN(finalize_cache_mp_read_session_read_response);
free(mp_rs_read_response->data);
TRACE_OUT(finalize_cache_mp_read_session_read_response);
}
struct cache_mp_read_session_read_response *
get_cache_mp_read_session_read_response(struct comm_element *element)
{
TRACE_IN(get_cache_mp_read_session_read_response);
assert(element->type == CET_MP_READ_SESSION_READ_RESPONSE);
TRACE_OUT(get_cache_mp_read_session_read_response);
return (&element->c_mp_rs_read_response);
}
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