3 ### Messing with file descriptors
5 ### (c) 2007 Straylight/Edgeware
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27 unsigned fbic = 0, unsigned fxor = 0,
28 unsigned fdbic = 0, unsigned fdxor = 0):
30 fdflags(FILE, [fbic = 0], [fxor = 0], [fdbic = 0], [fdxor = 0])
32 Set fcntl(2) file and descriptor flags. If these are FL and FD, then
35 * FL = (FL & ~FBIC) ^ FXOR
36 * FD = (FD & ~FDBIC) ^ FDXOR
38 FILE may be integer file descriptor or an object with `fileno' method.
41 rc = _fdflags(_getfd(file), fbic, fxor, fdbic, fdxor)
46 def fdsend(sock, file, buffer):
48 fdsend(SOCK, FILE, BUFFER) -> RC:
49 send FILE over Unix-domain socket SOCK, along with BUFFER
54 PyObject_AsReadBuffer(buffer, <cvp *>&p, &len)
55 rc = fdpass_send(_getfd(sock), _getfd(file), p, len)
60 def fdrecv(sock, unsigned size):
62 fdrecv(SOCK, SIZE) -> FD, BUFFER
63 receive file FD and BUFFER of length up to SIZE from Unix-domain SOCK
70 buf = PyString_FromStringAndSize(NULL, size)
71 p = PyString_AS_STRING(buf)
72 len = fdpass_recv(_getfd(sock), &fd, p, size)
76 _PyString_Resize(&obj, len)
77 return fd, <object>obj
79 ###----- That's all, folks --------------------------------------------------