vshost-util-vserver

Build script and sources for util-vserver.
git clone https://ccx.te2000.cz/git/vshost-util-vserver
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cflags-v13.c (3475B)


      1 // $Id$    --*- c -*--
      2 
      3 // Copyright (C) 2004 Enrico Scholz <ensc@delenn.intern.sigma-chemnitz.de>
      4 //  
      5 // This program is free software; you can redistribute it and/or modify
      6 // it under the terms of the GNU General Public License as published by
      7 // the Free Software Foundation; version 2 of the License.
      8 //  
      9 // This program is distributed in the hope that it will be useful,
     10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
     11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     12 // GNU General Public License for more details.
     13 //  
     14 // You should have received a copy of the GNU General Public License
     15 // along with this program; if not, write to the Free Software
     16 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
     17 
     18 
     19 #ifdef HAVE_CONFIG_H
     20 #  include <config.h>
     21 #endif
     22 
     23 #include "vserver.h"
     24 #include "internal.h"
     25 #include <lib_internal/util-dimof.h>
     26 
     27 #include <string.h>
     28 #include <strings.h>
     29 #include <assert.h>
     30 
     31 #define DECL(STR, VAL) { STR, sizeof(STR)-1, VAL }
     32 
     33 static struct Mapping_uint64 const VALUES[] = {
     34   DECL("lock",		VC_VXF_INFO_LOCK),
     35   DECL("nproc",		VC_VXF_INFO_NPROC),
     36   DECL("private",	VC_VXF_INFO_PRIVATE),
     37   DECL("fakeinit",	VC_VXF_INFO_INIT),
     38 
     39   DECL("hideinfo",	VC_VXF_INFO_HIDEINFO),
     40   DECL("ulimit",	VC_VXF_INFO_ULIMIT),
     41   DECL("namespace",	VC_VXF_INFO_NAMESPACE),
     42 
     43   DECL("sched_hard",    VC_VXF_SCHED_HARD),
     44   DECL("sched_prio",    VC_VXF_SCHED_PRIO),
     45   DECL("sched_pause",   VC_VXF_SCHED_PAUSE),
     46 
     47   DECL("virt_mem",      VC_VXF_VIRT_MEM),
     48   DECL("virt_uptime",   VC_VXF_VIRT_UPTIME),
     49   DECL("virt_cpu",      VC_VXF_VIRT_CPU),
     50   DECL("virt_load",     VC_VXF_VIRT_LOAD),
     51   DECL("virt_time",	VC_VXF_VIRT_TIME),
     52 
     53   DECL("hide_mount",	VC_VXF_HIDE_MOUNT),
     54   DECL("hide_netif",	VC_VXF_HIDE_NETIF),
     55   DECL("hide_vinfo",	VC_VXF_HIDE_VINFO),
     56 
     57   DECL("state_setup",   VC_VXF_STATE_SETUP),
     58   DECL("state_init",    VC_VXF_STATE_INIT),
     59   DECL("state_admin",	VC_VXF_STATE_ADMIN),
     60 
     61   DECL("sc_helper",	VC_VXF_SC_HELPER),
     62   DECL("persistent",	VC_VXF_PERSISTENT),
     63   DECL("reboot_kill",	VC_VXF_REBOOT_KILL),
     64 
     65   DECL("fork_rss",	VC_VXF_FORK_RSS),
     66   DECL("prolific",	VC_VXF_PROLIFIC),
     67   DECL("igneg_nice",    VC_VXF_IGNEG_NICE),
     68   DECL("igneg_ionice", VC_VXF_IGNEG_IONICE),
     69 
     70     // Some pseudo flags
     71   DECL("secure",        VC_VXF_HIDE_NETIF),
     72   DECL("default",       VC_VXF_VIRT_UPTIME|VC_VXF_SC_HELPER),
     73 
     74     // Aliases for the legacy flags
     75   DECL("info_lock",	VC_VXF_INFO_LOCK),
     76   DECL("info_nproc",	VC_VXF_INFO_NPROC),
     77   DECL("info_private",	VC_VXF_INFO_PRIVATE),
     78   DECL("info_init",	VC_VXF_INFO_INIT),
     79 
     80   DECL("info_hideinfo",	VC_VXF_INFO_HIDEINFO),
     81   DECL("info_ulimit",	VC_VXF_INFO_ULIMIT),
     82   DECL("info_namespace", VC_VXF_INFO_NAMESPACE),
     83     // 2.6 name
     84   DECL("info_nspace",	VC_VXF_INFO_NAMESPACE),
     85 };
     86 
     87 inline static char const *
     88 removePrefix(char const *str, size_t *len)
     89 {
     90   if ((len==0 || *len==0 || *len>4) &&
     91       strncasecmp("vxf_", str, 4)==0) {
     92     if (len && *len>4) *len -= 4;
     93     return str+4;
     94   }
     95   else
     96     return str;
     97 }
     98 
     99 uint_least64_t
    100 vc_text2cflag(char const *str, size_t len)
    101 {
    102   char const *	tmp = removePrefix(str, &len);
    103   ssize_t	idx = utilvserver_value2text_uint64(tmp, len,
    104 						    VALUES, DIM_OF(VALUES));
    105   if (idx==-1) return 0;
    106   else         return VALUES[idx].val;
    107 }
    108 
    109 char const *
    110 vc_locflag2text(uint_least64_t *val)
    111 {
    112   ssize_t	idx = utilvserver_text2value_uint64(val,
    113 						    VALUES, DIM_OF(VALUES));
    114 
    115   if (idx==-1) return 0;
    116   else         return VALUES[idx].id;
    117 }