iodine/src/fw_query.c

50 lines
1.4 KiB
C

/*
* Copyright (c) 2008 Erik Ekman <yarrick@kryo.se>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <string.h>
#include "fw_query.h"
static struct fw_query fwq[FW_QUERY_CACHE_SIZE];
static int fwq_ix;
void fw_query_init()
{
memset(fwq, 0, sizeof(struct fw_query) * FW_QUERY_CACHE_SIZE);
fwq_ix = 0;
}
void fw_query_put(struct fw_query *fw_query)
{
memcpy(&(fwq[fwq_ix]), fw_query, sizeof(struct fw_query));
++fwq_ix;
if (fwq_ix >= FW_QUERY_CACHE_SIZE)
fwq_ix = 0;
}
void fw_query_get(short query_id, struct fw_query **fw_query)
{
int i;
*fw_query = NULL;
for (i = 0; i < FW_QUERY_CACHE_SIZE; i++) {
if (fwq[i].id == query_id) {
*fw_query = &(fwq[i]);
return;
}
}
}