def gethostbyaddr(ip):
# XXX use gethostbyaddr_r() if available, and/or use locks if not
addr = makeipaddr(ip)
p, size = addr.lock_in_addr()
try:
hostent = _c.gethostbyaddr(p, size, addr.family)
finally:
addr.unlock()
return gethost_common(ip, hostent, addr)
def gethostbyaddr(ip):
# XXX use gethostbyaddr_r() if available, and/or use locks if not
addr = makeipaddr(ip)
p, size = addr.lock_in_addr()
try:
hostent = _c.gethostbyaddr(p, size, addr.family)
finally:
addr.unlock()
return gethost_common(ip, hostent, addr)
def getnameinfo(address, flags):
if address.family != _c.AF_INET:
raise RSocketError("unknown address family")
sockaddr = address.lock(_c.sockaddr_in)
try:
sin_port = sockaddr.c_sin_port
sin_addr = sockaddr.c_sin_addr
v4a = rffi.cast(lltype.Unsigned, _c.ntohl(sin_addr.c_s_addr))
if (v4a & r_uint(0xf0000000) == r_uint(0xe0000000) or # IN_MULTICAST()
v4a & r_uint(0xe0000000)
== r_uint(0xe0000000)): # IN_EXPERIMENTAL()
flags |= NI_NUMERICHOST
# XXX Why does this work in CPython?
# v4a >>= 24 # = IN_CLASSA_NSHIFT
# if v4a in (0, 127): # = IN_LOOPBACKNET
# flags |= NI_NUMERICHOST
numsize = _c.INET_ADDRSTRLEN
serv = _getservicename(sin_port, flags)
if not (flags & NI_NUMERICHOST):
p = rffi.cast(rffi.VOIDP, sin_addr)
hostent = _c.gethostbyaddr(p, rffi.sizeof(_c.in_addr),
sockaddr.c_sin_family)
else:
hostent = None
if hostent:
from pypy.rlib.rsocket import gethost_common
host, _, _ = gethost_common("", hostent)
else:
host = rffi.charp2str(_c.inet_ntoa(sin_addr))
finally:
address.unlock()
return host, serv
def getnameinfo(address, flags):
if address.family != _c.AF_INET:
raise RSocketError("unknown address family")
sockaddr = address.lock(_c.sockaddr_in)
try:
sin_port = sockaddr.c_sin_port
sin_addr = sockaddr.c_sin_addr
v4a = rffi.cast(lltype.Unsigned, _c.ntohl(sin_addr.c_s_addr))
if (v4a & r_uint(0xf0000000) == r_uint(0xe0000000) or # IN_MULTICAST()
v4a & r_uint(0xe0000000) == r_uint(0xe0000000)): # IN_EXPERIMENTAL()
flags |= NI_NUMERICHOST
# XXX Why does this work in CPython?
# v4a >>= 24 # = IN_CLASSA_NSHIFT
# if v4a in (0, 127): # = IN_LOOPBACKNET
# flags |= NI_NUMERICHOST
numsize = _c.INET_ADDRSTRLEN
serv = _getservicename(sin_port, flags)
if not (flags & NI_NUMERICHOST):
p = rffi.cast(rffi.VOIDP, sin_addr)
hostent = _c.gethostbyaddr(p, rffi.sizeof(_c.in_addr),
sockaddr.c_sin_family)
else:
hostent = None
if hostent:
from pypy.rlib.rsocket import gethost_common
host, _, _ = gethost_common("", hostent)
else:
host = rffi.charp2str(_c.inet_ntoa(sin_addr))
finally:
address.unlock()
return host, serv
