busybox/ipsvd/ipsvd_perhost.c
2007-04-01 10:59:33 +00:00

65 lines
1.1 KiB
C

/* Based on ipsvd utilities written by Gerrit Pape <pape@smarden.org>
* which are released into public domain by the author.
* Homepage: http://smarden.sunsite.dk/ipsvd/
*
* Copyright (C) 2007 Denis Vlasenko.
*
* Licensed under GPLv2, see file LICENSE in this tarball for details.
*/
#include "busybox.h"
#include "ipsvd_perhost.h"
static struct hcc *cc;
static unsigned cclen;
/* to be optimized */
void ipsvd_perhost_init(unsigned c)
{
// free(cc);
cc = xzalloc(c * sizeof(*cc));
cclen = c;
}
unsigned ipsvd_perhost_add(const char *ip, unsigned maxconn, struct hcc **hccpp)
{
unsigned i;
unsigned conn = 1;
int p = -1;
for (i = 0; i < cclen; ++i) {
if (cc[i].ip[0] == 0) {
if (p == -1) p = i;
continue;
}
if (strncmp(cc[i].ip, ip, sizeof(cc[i].ip)) == 0) {
conn++;
continue;
}
}
if (p == -1) return 0;
if (conn <= maxconn) {
strcpy(cc[p].ip, ip);
*hccpp = &cc[p];
}
return conn;
}
void ipsvd_perhost_remove(int pid)
{
unsigned i;
for (i = 0; i < cclen; ++i) {
if (cc[i].pid == pid) {
cc[i].ip[0] = 0;
cc[i].pid = 0;
return;
}
}
}
//void ipsvd_perhost_free(void)
//{
// free(cc);
//}