issupported.c (2462B)
1 // $Id$ --*- c -*-- 2 3 // Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-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 "assert.h" 25 26 bool 27 vc_isSupported(vcFeatureSet feature) 28 { 29 int ver = vc_get_version(); 30 vc_vci_t conf = vc_get_vci(); 31 int linux_ver = vc_get_kernel(); 32 if (ver==-1) return false; 33 if (conf==(vc_vci_t)-1) conf = 0; 34 35 switch (feature) { 36 case vcFEATURE_COMPAT : return true; 37 case vcFEATURE_VSHELPER0 : return ver >= 0x00010000 && ver < 0x00010010; 38 case vcFEATURE_VSHELPER : return ver >= 0x00010000; 39 case vcFEATURE_VKILL : return ver >= 0x00010004; 40 case vcFEATURE_RLIMIT : return ver >= 0x00010004; 41 case vcFEATURE_VINFO : return ver >= 0x00010010; 42 case vcFEATURE_VHI : return ver >= 0x00010010; 43 case vcFEATURE_IATTR : return ver >= 0x00010011; 44 case vcFEATURE_MIGRATE : return ver >= 0x00010012; 45 case vcFEATURE_NAMESPACE : return ver >= 0x00010012; 46 case vcFEATURE_VWAIT : return ver >= 0x00010025; 47 case vcFEATURE_SCHED : return ver >= 0x00020000; // todo 48 case vcFEATURE_VNET : return ver >= 0x00020001; 49 case vcFEATURE_PERSISTENT : return ver >= 0x00020002; 50 case vcFEATURE_VSTAT : return ver >= 0x00020103 && ver < 0x00020306; 51 case vcFEATURE_PPTAG : return conf & VC_VCI_PPTAG; 52 case vcFEATURE_SPACES : return conf & VC_VCI_SPACES; 53 case vcFEATURE_PIVOT_ROOT : return ver >= 0x00020304; 54 case vcFEATURE_PIDSPACE : return false; 55 case vcFEATURE_MEMCG : return ver >= 0x00020306 && conf & VC_VCI_MEMCG; 56 case vcFEATURE_DYNAMIC : return ver < 0x00020300 || !(conf & VC_VCI_NO_DYNAMIC); 57 case vcFEATURE_BME : return linux_ver < 0x0002061a; 58 default : assert(false); 59 } 60 61 return false; 62 }