From 3e43b4144d3eda21d52dd05653352b1c54897e47 Mon Sep 17 00:00:00 2001 From: Enrico Scholz Date: Fri, 5 Mar 2004 17:21:36 +0000 Subject: [PATCH] initial checkin git-svn-id: http://svn.linux-vserver.org/svn/util-vserver/trunk@1101 94cd875c-1c1d-0410-91d2-eb244daf1a30 --- util-vserver/lib/parselimit.c | 50 ++++++++++++++++++++++++++++++ util-vserver/lib/testsuite/parselimit.c | 54 +++++++++++++++++++++++++++++++++ 2 files changed, 104 insertions(+) create mode 100644 util-vserver/lib/parselimit.c create mode 100644 util-vserver/lib/testsuite/parselimit.c diff --git a/util-vserver/lib/parselimit.c b/util-vserver/lib/parselimit.c new file mode 100644 index 0000000..4cb34e1 --- /dev/null +++ b/util-vserver/lib/parselimit.c @@ -0,0 +1,50 @@ +// $Id$ --*- c -*-- + +// Copyright (C) 2004 Enrico Scholz +// +// 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; version 2 of the License. +// +// 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, write to the Free Software +// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + +#ifdef HAVE_CONFIG_H +# include +#endif + +#include "vserver.h" +#include +#include + +bool +vc_parseLimit(char const *buf, vc_limit_t *res) +{ + char * errptr; + + if (strncmp(buf, "inf", 3)==0) { + *res = VC_LIM_INFINITY; + return true; + } + + *res = strtoll(buf, &errptr, 0); + + if (errptr!=buf) { + switch (*errptr) { + case 'M' : *res *= 1024; /* fallthrough */ + case 'K' : *res *= 1024; ++errptr; break; + case 'm' : *res *= 1000; /* fallthrough */ + case 'k' : *res *= 1000; ++errptr; break; + default : break; + } + } + + return errptr!=buf && (*errptr=='\0' || *errptr=='\n'); +} diff --git a/util-vserver/lib/testsuite/parselimit.c b/util-vserver/lib/testsuite/parselimit.c new file mode 100644 index 0000000..85bfb4f --- /dev/null +++ b/util-vserver/lib/testsuite/parselimit.c @@ -0,0 +1,54 @@ +// $Id$ --*- c -*-- + +// Copyright (C) 2004 Enrico Scholz +// +// 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; version 2 of the License. +// +// 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, write to the Free Software +// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + +#ifdef HAVE_CONFIG_H +# include +#endif + +#include "vserver.h" +#include + +#define TEST(BUF, RES, VAL) \ + do { \ + vc_limit_t res = 0xdeadbeaf; \ + assert(vc_parseLimit(BUF, &res)==(RES)); \ + assert(res==(VAL)); \ + } while (0) + +#define TESTT(BUF,VAL) TEST(BUF, true, VAL) +#define TESTF(BUF,VAL) TEST(BUF, false, VAL) + +int main() +{ + TESTT("0", 0); + TESTT("1", 1); + TESTT("1k", 1000); + TESTT("1K", 1024); + TESTT("1m", 1000000); + TESTT("1M", 1048576); + TESTT("1234", 1234); + TESTT("1234\n", 1234); + TESTT("inf", VC_LIM_INFINITY); + + TESTF("x", 0); + TESTF("k", 0); + TESTF("1kX", 1000); + TESTF("", 0); + + return EXIT_SUCCESS; +} -- 1.8.1.5