From 4aca87515a5083ae0e31ce3177189fd43b6d05ac Mon Sep 17 00:00:00 2001 From: Andreas Baumann Date: Sat, 3 Jan 2015 13:58:15 +0100 Subject: patch to Vanilla Tomato 1.28 --- .../src/router/busybox/networking/tcpudp_perhost.c | 65 ++++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 release/src/router/busybox/networking/tcpudp_perhost.c (limited to 'release/src/router/busybox/networking/tcpudp_perhost.c') diff --git a/release/src/router/busybox/networking/tcpudp_perhost.c b/release/src/router/busybox/networking/tcpudp_perhost.c new file mode 100644 index 00000000..3005f12c --- /dev/null +++ b/release/src/router/busybox/networking/tcpudp_perhost.c @@ -0,0 +1,65 @@ +/* Based on ipsvd utilities written by Gerrit Pape + * which are released into public domain by the author. + * Homepage: http://smarden.sunsite.dk/ipsvd/ + * + * Copyright (C) 2007 Denys Vlasenko. + * + * Licensed under GPLv2, see file LICENSE in this tarball for details. + */ + +#include "libbb.h" +#include "tcpudp_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(char *ip, unsigned maxconn, struct hcc **hccpp) +{ + unsigned i; + unsigned conn = 1; + int freepos = -1; + + for (i = 0; i < cclen; ++i) { + if (!cc[i].ip) { + freepos = i; + continue; + } + if (strcmp(cc[i].ip, ip) == 0) { + conn++; + continue; + } + } + if (freepos == -1) return 0; + if (conn <= maxconn) { + cc[freepos].ip = ip; + *hccpp = &cc[freepos]; + } + return conn; +} + +void ipsvd_perhost_remove(int pid) +{ + unsigned i; + for (i = 0; i < cclen; ++i) { + if (cc[i].pid == pid) { + free(cc[i].ip); + cc[i].ip = NULL; + cc[i].pid = 0; + return; + } + } +} + +//void ipsvd_perhost_free(void) +//{ +// free(cc); +//} -- cgit v1.2.3-54-g00ecf