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/**
* mds — A micro-display server
* Copyright © 2014 Mattias Andrée (maandree@member.fsf.org)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "queued_interception.h"
#include <libmdsserver/macros.h>
/**
* Calculate the buffer size need to marshal a queued interception
*
* @param this The client information
* @return The number of bytes to allocate to the output buffer
*/
size_t queued_interception_marshal_size(void)
{
return sizeof(int64_t) + 2 * sizeof(int);
}
/**
* Marshals a queued interception
*
* @param this The queued interception
* @param data Output buffer for the marshalled data
* @return The number of bytes that have been written (everything will be written)
*/
size_t queued_interception_marshal(const queued_interception_t* restrict this, char* restrict data)
{
buf_set_next(data, int64_t, this->priority);
buf_set_next(data, int, this->modifying);
buf_set_next(data, int, this->client->socket_fd);
return queued_interception_marshal_size();
}
/**
* Unmarshals a queued interception
*
* @param this Memory slot in which to store the new queued interception
* @param data In buffer with the marshalled data
* @return Zero on error, errno will be set accordingly, otherwise the number of read bytes.
*/
size_t queued_interception_unmarshal(queued_interception_t* restrict this, char* restrict data)
{
this->client = NULL;
buf_get_next(data, int64_t, this->priority);
buf_get_next(data, int, this->modifying);
buf_get_next(data, int, this->socket_fd);
return queued_interception_marshal_size();
}
/**
* Pretend to unmarshal a queued interception
*
* @param data In buffer with the marshalled data
* @return The number of read bytes
*/
size_t queued_interception_unmarshal_skip(void)
{
return queued_interception_marshal_size();
}
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