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Checking in BeOS specific socket module.
This commit is contained in:
Guido van Rossum
parent
2b427c74e1
commit
3da987c292
133
Lib/plat-beos/socket.py
Normal file
133
Lib/plat-beos/socket.py
Normal file
@ -0,0 +1,133 @@
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"Socket wrapper for BeOS, which does not support dup()."
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# (And hence, fromfd() and makefile() are unimplemented in C....)
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# XXX Living dangerously here -- close() is implemented by deleting a
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# reference. Thus we rely on the real _socket module to close on
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# deallocation, and also hope that nobody keeps a reference to our _sock
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# member.
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try:
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from _socket import *
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except ImportError:
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from socket import *
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_realsocketcall = socket
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def socket(family, type, proto=0):
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return _socketobject(_realsocketcall(family, type, proto))
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class _socketobject:
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def __init__(self, sock):
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self._sock = sock
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def close(self):
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self._sock = 0
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def __del__(self):
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self.close()
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def accept(self):
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sock, addr = self._sock.accept()
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return _socketobject(sock), addr
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def dup(self):
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return _socketobject(self._sock)
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def makefile(self, mode='r', bufsize=-1):
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return _fileobject(self._sock, mode, bufsize)
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_s = "def %s(self, *args): return apply(self._sock.%s, args)\n\n"
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for _m in ('bind', 'connect', 'fileno', 'listen',
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'getpeername', 'getsockname',
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'getsockopt', 'setsockopt',
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'recv', 'recvfrom', 'send', 'sendto',
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'setblocking',
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'shutdown'):
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exec _s % (_m, _m)
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class _fileobject:
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def __init__(self, sock, mode, bufsize):
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self._sock = sock
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self._mode = mode
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if bufsize < 0:
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bufsize = 512
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self._rbufsize = max(1, bufsize)
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self._wbufsize = bufsize
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self._wbuf = self._rbuf = ""
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def close(self):
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try:
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if self._sock:
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self.flush()
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finally:
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self._sock = 0
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def __del__(self):
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self.close()
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def flush(self):
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if self._wbuf:
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self._sock.send(self._wbuf)
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self._wbuf = ""
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def fileno(self):
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return self._sock.fileno()
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def write(self, data):
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self._wbuf = self._wbuf + data
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if self._wbufsize == 1:
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if '\n' in data:
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self.flush()
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else:
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if len(self._wbuf) >= self._wbufsize:
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self.flush()
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def writelines(self, list):
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filter(self._sock.send, list)
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self.flush()
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def read(self, n=-1):
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if n >= 0:
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while len(self._rbuf) < n:
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new = self._sock.recv(self._rbufsize)
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if not new: break
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self._rbuf = self._rbuf + new
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data, self._rbuf = self._rbuf[:n], self._rbuf[n:]
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return data
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while 1:
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new = self._sock.recv(self._rbufsize)
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if not new: break
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self._rbuf = self._rbuf + new
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data, self._rbuf = self._rbuf, ""
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return data
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def readline(self):
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import string
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data = ""
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i = string.find(self._rbuf, '\n')
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while i < 0:
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new = self._sock.recv(self._rbufsize)
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if not new: break
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i = string.find(new, '\n')
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if i >= 0: i = i + len(self._rbuf)
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self._rbuf = self._rbuf + new
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if i < 0: i = len(self._rbuf)
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else: i = i+1
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data, self._rbuf = self._rbuf[:i], self._rbuf[i:]
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return data
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def readlines(self):
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list = []
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while 1:
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line = self.readline()
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if not line: break
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list.append(line)
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return list
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133
Lib/plat-beos1/socket.py
Normal file
133
Lib/plat-beos1/socket.py
Normal file
@ -0,0 +1,133 @@
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"Socket wrapper for BeOS, which does not support dup()."
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# (And hence, fromfd() and makefile() are unimplemented in C....)
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# XXX Living dangerously here -- close() is implemented by deleting a
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# reference. Thus we rely on the real _socket module to close on
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# deallocation, and also hope that nobody keeps a reference to our _sock
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# member.
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try:
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from _socket import *
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except ImportError:
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from socket import *
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_realsocketcall = socket
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def socket(family, type, proto=0):
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return _socketobject(_realsocketcall(family, type, proto))
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class _socketobject:
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def __init__(self, sock):
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self._sock = sock
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def close(self):
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self._sock = 0
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def __del__(self):
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self.close()
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def accept(self):
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sock, addr = self._sock.accept()
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return _socketobject(sock), addr
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def dup(self):
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return _socketobject(self._sock)
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def makefile(self, mode='r', bufsize=-1):
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return _fileobject(self._sock, mode, bufsize)
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_s = "def %s(self, *args): return apply(self._sock.%s, args)\n\n"
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for _m in ('bind', 'connect', 'fileno', 'listen',
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'getpeername', 'getsockname',
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'getsockopt', 'setsockopt',
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'recv', 'recvfrom', 'send', 'sendto',
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'setblocking',
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'shutdown'):
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exec _s % (_m, _m)
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class _fileobject:
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def __init__(self, sock, mode, bufsize):
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self._sock = sock
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self._mode = mode
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if bufsize < 0:
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bufsize = 512
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self._rbufsize = max(1, bufsize)
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self._wbufsize = bufsize
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self._wbuf = self._rbuf = ""
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def close(self):
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try:
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if self._sock:
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self.flush()
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finally:
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self._sock = 0
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def __del__(self):
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self.close()
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def flush(self):
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if self._wbuf:
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self._sock.send(self._wbuf)
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self._wbuf = ""
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def fileno(self):
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return self._sock.fileno()
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def write(self, data):
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self._wbuf = self._wbuf + data
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if self._wbufsize == 1:
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if '\n' in data:
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self.flush()
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else:
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if len(self._wbuf) >= self._wbufsize:
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self.flush()
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def writelines(self, list):
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filter(self._sock.send, list)
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self.flush()
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def read(self, n=-1):
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if n >= 0:
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while len(self._rbuf) < n:
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new = self._sock.recv(self._rbufsize)
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if not new: break
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self._rbuf = self._rbuf + new
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data, self._rbuf = self._rbuf[:n], self._rbuf[n:]
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return data
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while 1:
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new = self._sock.recv(self._rbufsize)
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if not new: break
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self._rbuf = self._rbuf + new
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data, self._rbuf = self._rbuf, ""
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return data
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def readline(self):
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import string
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data = ""
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i = string.find(self._rbuf, '\n')
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while i < 0:
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new = self._sock.recv(self._rbufsize)
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if not new: break
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i = string.find(new, '\n')
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if i >= 0: i = i + len(self._rbuf)
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self._rbuf = self._rbuf + new
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if i < 0: i = len(self._rbuf)
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else: i = i+1
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data, self._rbuf = self._rbuf[:i], self._rbuf[i:]
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return data
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def readlines(self):
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list = []
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while 1:
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line = self.readline()
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if not line: break
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list.append(line)
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return list
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