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