From 2ece5109d6787390c81aa54df2c78d79a0d0647d Mon Sep 17 00:00:00 2001 From: nobu Date: Mon, 15 Feb 2016 03:28:59 +0000 Subject: split win32/resolv9x.rb * ext/win32/lib/win32/resolv9x.rb: split code for Windows 9x from resolv.rb. now it is rarely used. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53826 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ext/win32/lib/win32/resolv.rb | 263 +--------------------------------------- ext/win32/lib/win32/resolv9x.rb | 253 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 259 insertions(+), 257 deletions(-) create mode 100644 ext/win32/lib/win32/resolv9x.rb (limited to 'ext/win32/lib') diff --git a/ext/win32/lib/win32/resolv.rb b/ext/win32/lib/win32/resolv.rb index 183d5d38da..b65200be80 100644 --- a/ext/win32/lib/win32/resolv.rb +++ b/ext/win32/lib/win32/resolv.rb @@ -33,19 +33,20 @@ module Win32 end [ search, nameserver ] end + end -module Kernel32 +kernel32 = Module.new do extend Importer dlload "kernel32" end -getv = Kernel32.extern "int GetVersionExA(void *)", :stdcall +getv = kernel32.extern "int GetVersionExA(void *)", :stdcall info = [ 148, 0, 0, 0, 0 ].pack('V5') + "\0" * 128 getv.call(info) if info.unpack('V5')[4] == 2 # VER_PLATFORM_WIN32_NT #==================================================================== # Windows NT #==================================================================== - module_eval <<-'__EOS__', __FILE__, __LINE__+1 + module Resolv TCPIP_NT = 'SYSTEM\CurrentControlSet\Services\Tcpip\Parameters' class << self @@ -120,260 +121,8 @@ if info.unpack('V5')[4] == 2 # VER_PLATFORM_WIN32_NT [ search.uniq, nameserver.uniq ] end end - __EOS__ + end else -#==================================================================== -# Windows 9x -#==================================================================== - module_eval <<-'__EOS__', __FILE__, __LINE__+1 - TCPIP_9X = 'SYSTEM\CurrentControlSet\Services\VxD\MSTCP' - DHCP_9X = 'SYSTEM\CurrentControlSet\Services\VxD\DHCP' - WINDOWS = 'Software\Microsoft\Windows\CurrentVersion' - - class << self - # private - - def get_hosts_dir - Registry::HKEY_LOCAL_MACHINE.open(WINDOWS) do |reg| - reg.read_s_expand('SystemRoot') - end - end - - def get_info - search = [] - nameserver = [] - begin - Registry::HKEY_LOCAL_MACHINE.open(TCPIP_9X) do |reg| - if reg.read_s("EnableDNS") == "1" - domain = reg.read_s("Domain") - ns = reg.read_s("NameServer") - slist = reg.read_s("SearchList") - search << domain unless domain.empty? - search.concat(slist.split(/,\s*/)) - nameserver.concat(ns.split(/[,\s]\s*/)) - end - end - rescue Registry::Error - end - - dhcpinfo = get_dhcpinfo - search.concat(dhcpinfo[0]) - nameserver.concat(dhcpinfo[1]) - [ search, nameserver ] - end - - def get_dhcpinfo - macaddrs = {} - ipaddrs = {} - WsControl.get_iflist.each do |index, macaddr, *ipaddr| - macaddrs[macaddr] = 1 - ipaddr.each { |ipaddr| ipaddrs[ipaddr] = 1 } - end - iflist = [ macaddrs, ipaddrs ] - - search = [] - nameserver = [] - version = -1 - Registry::HKEY_LOCAL_MACHINE.open(DHCP_9X) do |reg| - begin - version = API.unpackdw(reg.read_bin("Version")) - rescue Registry::Error - end - - reg.each_key do |key,| - catch(:not_used) do - reg.open(key) do |regdi| - dom, ns = get_dhcpinfo_key(version, regdi, iflist) - search << dom if dom - nameserver.concat(ns) if ns - end - end - end - end - [ search, nameserver ] - end - - def get_dhcpinfo_95(reg) - dhcp = reg.read_bin("DhcpInfo") - [ - API.unpackdw(dhcp[4..7]), - API.unpackdw(dhcp[8..11]), - 1, - dhcp[45..50], - reg.read_bin("OptionInfo"), - ] - end - - def get_dhcpinfo_98(reg) - [ - API.unpackdw(reg.read_bin("DhcpIPAddress")), - API.unpackdw(reg.read_bin("DhcpSubnetMask")), - API.unpackdw(reg.read_bin("HardwareType")), - reg.read_bin("HardwareAddress"), - reg.read_bin("OptionInfo"), - ] - end - - def get_dhcpinfo_key(version, reg, iflist) - info = case version - when 1 - get_dhcpinfo_95(reg) - when 2 - get_dhcpinfo_98(reg) - else - begin - get_dhcpinfo_98(reg) - rescue Registry::Error - get_dhcpinfo_95(reg) - end - end - ipaddr, netmask, hwtype, macaddr, opt = info - throw :not_used unless - ipaddr and ipaddr != 0 and - netmask and netmask != 0 and - macaddr and macaddr.size == 6 and - hwtype == 1 and - iflist[0][macaddr] and iflist[1][ipaddr] - - size = opt.size - idx = 0 - while idx <= size - opttype = opt[idx] - optsize = opt[idx + 1] - optval = opt[idx + 2, optsize] - case opttype - when 0xFF ## term - break - when 0x0F ## domain - domain = optval.chomp("\0") - when 0x06 ## dns - nameserver = optval.scan(/..../).collect { |addr| - "%d.%d.%d.%d" % addr.unpack('C4') - } - end - idx += optsize + 2 - end - [ domain, nameserver ] - rescue Registry::Error - throw :not_used - end - end - - module WsControl - module WSock32 - extend Importer - dlload "wsock32.dll" - end - WsControl = WSock32.extern "int WsControl(int, int, void *, void *, void *, void *", :stdcall - WSAGetLastError = WSock32.extern "int WSAGetLastError(void)", :stdcall - - MAX_TDI_ENTITIES = 512 - IPPROTO_TCP = 6 - WSCTL_TCP_QUERY_INFORMATION = 0 - INFO_CLASS_GENERIC = 0x100 - INFO_CLASS_PROTOCOL = 0x200 - INFO_TYPE_PROVIDER = 0x100 - ENTITY_LIST_ID = 0 - GENERIC_ENTITY = 0 - CL_NL_ENTITY = 0x301 - IF_ENTITY = 0x200 - ENTITY_TYPE_ID = 1 - CL_NL_IP = 0x303 - IF_MIB = 0x202 - IF_MIB_STATS_ID = 1 - IP_MIB_ADDRTABLE_ENTRY_ID = 0x102 - - def self.wsctl(tei_entity, tei_instance, - toi_class, toi_type, toi_id, - buffsize) - reqinfo = [ - ## TDIEntityID - tei_entity, tei_instance, - ## TDIObjectID - toi_class, toi_type, toi_id, - ## TCP_REQUEST_INFORMATION_EX - "" - ].pack('VVVVVa16') - reqsize = API.packdw(reqinfo.size) - buff = "\0" * buffsize - buffsize = API.packdw(buffsize) - result = WsControl.call( - IPPROTO_TCP, - WSCTL_TCP_QUERY_INFORMATION, - reqinfo, reqsize, - buff, buffsize) - if result != 0 - raise RuntimeError, "WsControl failed.(#{result})" - end - [ buff, API.unpackdw(buffsize) ] - end - private_class_method :wsctl - - def self.get_iflist - # Get TDI Entity List - entities, size = - wsctl(GENERIC_ENTITY, 0, - INFO_CLASS_GENERIC, - INFO_TYPE_PROVIDER, - ENTITY_LIST_ID, - MAX_TDI_ENTITIES * 8) # sizeof(TDIEntityID) - entities = entities[0, size]. - scan(/.{8}/). - collect { |e| e.unpack('VV') } - - # Get MIB Interface List - iflist = [] - ifcount = 0 - entities.each do |entity, instance| - if( (entity & IF_ENTITY)>0 ) - ifcount += 1 - etype, = wsctl(entity, instance, - INFO_CLASS_GENERIC, - INFO_TYPE_PROVIDER, - ENTITY_TYPE_ID, - 4) - if( (API.unpackdw(etype) & IF_MIB)==IF_MIB ) - ifentry, = wsctl(entity, instance, - INFO_CLASS_PROTOCOL, - INFO_TYPE_PROVIDER, - IF_MIB_STATS_ID, - 21 * 4 + 8 + 130) # sizeof(IFEntry) - iflist << [ - API.unpackdw(ifentry[0,4]), - ifentry[20, 6] - ] - end - end - end - - # Get IP Addresses - entities.each do |entity, instance| - if entity == CL_NL_ENTITY - etype, = wsctl(entity, instance, - INFO_CLASS_GENERIC, - INFO_TYPE_PROVIDER, - ENTITY_TYPE_ID, - 4) - if API.unpackdw(etype) == CL_NL_IP - ipentries, = wsctl(entity, instance, - INFO_CLASS_PROTOCOL, - INFO_TYPE_PROVIDER, - IP_MIB_ADDRTABLE_ENTRY_ID, - 24 * (ifcount+1)) # sizeof(IPAddrEntry) - ipentries.scan(/.{24}/) do |ipentry| - ipaddr, index = ipentry.unpack('VV') - if ifitem = iflist.assoc(index) - ifitem << ipaddr - end - end - end - end - end - iflist - end - end - __EOS__ + require_relative 'resolv9x' end -#==================================================================== - end end diff --git a/ext/win32/lib/win32/resolv9x.rb b/ext/win32/lib/win32/resolv9x.rb new file mode 100644 index 0000000000..a08a41fdf8 --- /dev/null +++ b/ext/win32/lib/win32/resolv9x.rb @@ -0,0 +1,253 @@ +#==================================================================== +# Windows 9x +#==================================================================== +module Win32 + module Resolv + TCPIP_9X = 'SYSTEM\CurrentControlSet\Services\VxD\MSTCP' + DHCP_9X = 'SYSTEM\CurrentControlSet\Services\VxD\DHCP' + WINDOWS = 'Software\Microsoft\Windows\CurrentVersion' + + class << self + # private + + def get_hosts_dir + Registry::HKEY_LOCAL_MACHINE.open(WINDOWS) do |reg| + reg.read_s_expand('SystemRoot') + end + end + + def get_info + search = [] + nameserver = [] + begin + Registry::HKEY_LOCAL_MACHINE.open(TCPIP_9X) do |reg| + if reg.read_s("EnableDNS") == "1" + domain = reg.read_s("Domain") + ns = reg.read_s("NameServer") + slist = reg.read_s("SearchList") + search << domain unless domain.empty? + search.concat(slist.split(/,\s*/)) + nameserver.concat(ns.split(/[,\s]\s*/)) + end + end + rescue Registry::Error + end + + dhcpinfo = get_dhcpinfo + search.concat(dhcpinfo[0]) + nameserver.concat(dhcpinfo[1]) + [ search, nameserver ] + end + + def get_dhcpinfo + macaddrs = {} + ipaddrs = {} + WsControl.get_iflist.each do |index, macaddr, *ipaddr| + macaddrs[macaddr] = 1 + ipaddr.each { |ipaddr| ipaddrs[ipaddr] = 1 } + end + iflist = [ macaddrs, ipaddrs ] + + search = [] + nameserver = [] + version = -1 + Registry::HKEY_LOCAL_MACHINE.open(DHCP_9X) do |reg| + begin + version = API.unpackdw(reg.read_bin("Version")) + rescue Registry::Error + end + + reg.each_key do |key,| + catch(:not_used) do + reg.open(key) do |regdi| + dom, ns = get_dhcpinfo_key(version, regdi, iflist) + search << dom if dom + nameserver.concat(ns) if ns + end + end + end + end + [ search, nameserver ] + end + + def get_dhcpinfo_95(reg) + dhcp = reg.read_bin("DhcpInfo") + [ + API.unpackdw(dhcp[4..7]), + API.unpackdw(dhcp[8..11]), + 1, + dhcp[45..50], + reg.read_bin("OptionInfo"), + ] + end + + def get_dhcpinfo_98(reg) + [ + API.unpackdw(reg.read_bin("DhcpIPAddress")), + API.unpackdw(reg.read_bin("DhcpSubnetMask")), + API.unpackdw(reg.read_bin("HardwareType")), + reg.read_bin("HardwareAddress"), + reg.read_bin("OptionInfo"), + ] + end + + def get_dhcpinfo_key(version, reg, iflist) + info = case version + when 1 + get_dhcpinfo_95(reg) + when 2 + get_dhcpinfo_98(reg) + else + begin + get_dhcpinfo_98(reg) + rescue Registry::Error + get_dhcpinfo_95(reg) + end + end + ipaddr, netmask, hwtype, macaddr, opt = info + throw :not_used unless + ipaddr and ipaddr != 0 and + netmask and netmask != 0 and + macaddr and macaddr.size == 6 and + hwtype == 1 and + iflist[0][macaddr] and iflist[1][ipaddr] + + size = opt.size + idx = 0 + while idx <= size + opttype = opt[idx] + optsize = opt[idx + 1] + optval = opt[idx + 2, optsize] + case opttype + when 0xFF ## term + break + when 0x0F ## domain + domain = optval.chomp("\0") + when 0x06 ## dns + nameserver = optval.scan(/..../).collect { |addr| + "%d.%d.%d.%d" % addr.unpack('C4') + } + end + idx += optsize + 2 + end + [ domain, nameserver ] + rescue Registry::Error + throw :not_used + end + end + + module WsControl + module WSock32 + extend Importer + dlload "wsock32.dll" + end + WsControl = WSock32.extern "int WsControl(int, int, void *, void *, void *, void *", :stdcall + WSAGetLastError = WSock32.extern "int WSAGetLastError(void)", :stdcall + + MAX_TDI_ENTITIES = 512 + IPPROTO_TCP = 6 + WSCTL_TCP_QUERY_INFORMATION = 0 + INFO_CLASS_GENERIC = 0x100 + INFO_CLASS_PROTOCOL = 0x200 + INFO_TYPE_PROVIDER = 0x100 + ENTITY_LIST_ID = 0 + GENERIC_ENTITY = 0 + CL_NL_ENTITY = 0x301 + IF_ENTITY = 0x200 + ENTITY_TYPE_ID = 1 + CL_NL_IP = 0x303 + IF_MIB = 0x202 + IF_MIB_STATS_ID = 1 + IP_MIB_ADDRTABLE_ENTRY_ID = 0x102 + + def self.wsctl(tei_entity, tei_instance, + toi_class, toi_type, toi_id, + buffsize) + reqinfo = [ + ## TDIEntityID + tei_entity, tei_instance, + ## TDIObjectID + toi_class, toi_type, toi_id, + ## TCP_REQUEST_INFORMATION_EX + "" + ].pack('VVVVVa16') + reqsize = API.packdw(reqinfo.size) + buff = "\0" * buffsize + buffsize = API.packdw(buffsize) + result = WsControl.call( + IPPROTO_TCP, + WSCTL_TCP_QUERY_INFORMATION, + reqinfo, reqsize, + buff, buffsize) + if result != 0 + raise RuntimeError, "WsControl failed.(#{result})" + end + [ buff, API.unpackdw(buffsize) ] + end + private_class_method :wsctl + + def self.get_iflist + # Get TDI Entity List + entities, size = + wsctl(GENERIC_ENTITY, 0, + INFO_CLASS_GENERIC, + INFO_TYPE_PROVIDER, + ENTITY_LIST_ID, + MAX_TDI_ENTITIES * 8) # sizeof(TDIEntityID) + entities = entities[0, size]. + scan(/.{8}/). + collect { |e| e.unpack('VV') } + + # Get MIB Interface List + iflist = [] + ifcount = 0 + entities.each do |entity, instance| + if( (entity & IF_ENTITY)>0 ) + ifcount += 1 + etype, = wsctl(entity, instance, + INFO_CLASS_GENERIC, + INFO_TYPE_PROVIDER, + ENTITY_TYPE_ID, + 4) + if( (API.unpackdw(etype) & IF_MIB)==IF_MIB ) + ifentry, = wsctl(entity, instance, + INFO_CLASS_PROTOCOL, + INFO_TYPE_PROVIDER, + IF_MIB_STATS_ID, + 21 * 4 + 8 + 130) # sizeof(IFEntry) + iflist << [ + API.unpackdw(ifentry[0,4]), + ifentry[20, 6] + ] + end + end + end + + # Get IP Addresses + entities.each do |entity, instance| + if entity == CL_NL_ENTITY + etype, = wsctl(entity, instance, + INFO_CLASS_GENERIC, + INFO_TYPE_PROVIDER, + ENTITY_TYPE_ID, + 4) + if API.unpackdw(etype) == CL_NL_IP + ipentries, = wsctl(entity, instance, + INFO_CLASS_PROTOCOL, + INFO_TYPE_PROVIDER, + IP_MIB_ADDRTABLE_ENTRY_ID, + 24 * (ifcount+1)) # sizeof(IPAddrEntry) + ipentries.scan(/.{24}/) do |ipentry| + ipaddr, index = ipentry.unpack('VV') + if ifitem = iflist.assoc(index) + ifitem << ipaddr + end + end + end + end + end + iflist + end + end + end +end -- cgit v1.2.3