bsize: add bsize_overflow()
bsize: add bsize_overflow()


binondord/badvpn,chrisballinger/badvpn,tempbottle/badvpn,tempbottle/badvpn,linfengfeiye/badvpn,binondord/badvpn,LazyZhu/badvpn,Git-Host/badvpn,LazyZhu/badvpn,tempbottle/badvpn,chrisballinger/badvpn,Git-Host/badvpn,PowerOlive/badvpn,linfengfeiye/badvpn,linfengfeiye/badvpn,PowerOlive/badvpn,Git-Host/badvpn,binondord/badvpn,chrisballinger/badvpn,binondord/badvpn,Git-Host/badvpn,binondord/badvpn,linfengfeiye/badvpn,LazyZhu/badvpn,Git-Host/badvpn,PowerOlive/badvpn,linfengfeiye/badvpn,tempbottle/badvpn,PowerOlive/badvpn,LazyZhu/badvpn,chrisballinger/badvpn,LazyZhu/badvpn,tempbottle/badvpn,PowerOlive/badvpn