misc: bsize: add bsize_mul()
misc: bsize: add bsize_mul()

nuwaf/badvpn,Rastii/badvpn,ambrop72/badvpn-googlecode-export,nuwaf/badvpn,Qnex93/badvpn,henryhwang/badvpn,bakhet/badvpn,henryhwang/badvpn,walterDurin/badvpn,fragmede/badvpn,Qnex93/badvpn,nuwaf/badvpn,nuwaf/badvpn,fffw/badvpn,fragmede/badvpn,fragmede/badvpn,atavism/badvpn,Rastii/badvpn,bawaaaaah/badvpn,adelshokhy112/badvpn,arevindh/badvpn,bakhet/badvpn,arevindh/badvpn,ambrop72/badvpn-googlecode-export,fragmede/badvpn,fffw/badvpn,atavism/badvpn,ambrop72/badvpn-googlecode-export,atavism/badvpn,walterDurin/badvpn,bakhet/badvpn,Rastii/badvpn,walterDurin/badvpn,arevindh/badvpn,Qnex93/badvpn,henryhwang/badvpn,Qnex93/badvpn,bawaaaaah/badvpn,adelshokhy112/badvpn,fffw/badvpn,bakhet/badvpn,bawaaaaah/badvpn,adelshokhy112/badvpn,kaliii/badvpn,Qnex93/badvpn,ambrop72/badvpn-googlecode-export,fffw/badvpn,kaliii/badvpn,arevindh/badvpn,atavism/badvpn,nuwaf/badvpn,henryhwang/badvpn,fffw/badvpn,bawaaaaah/badvpn,walterDurin/badvpn,kaliii/badvpn,walterDurin/badvpn,henryhwang/badvpn,arevindh/badvpn,atavism/badvpn,bawaaaaah/badvpn,fragmede/badvpn,adelshokhy112/badvpn,kaliii/badvpn,ambrop72/badvpn-googlecode-export,Rastii/badvpn,bakhet/badvpn,kaliii/badvpn,adelshokhy112/badvpn,Rastii/badvpn