diff options
| -rw-r--r-- | Modules/socketmodule.c | 37 |
1 files changed, 18 insertions, 19 deletions
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c index 1830fd6..5111b32 100644 --- a/Modules/socketmodule.c +++ b/Modules/socketmodule.c @@ -30,43 +30,42 @@ This module provides an interface to Berkeley socket IPC. Limitations: - only AF_INET and AF_UNIX address families are supported -- no asynchronous I/O (but you can use select() on sockets) - no read/write operations (use send/recv or makefile instead) -- setsockopt() and getsockopt() only support integer options -Interface: +Module interface: -- socket.gethostname() --> host name (string) +- socket.error: exception raised for socket specific errors - socket.gethostbyname(hostname) --> host IP address (string: 'dd.dd.dd.dd') - socket.gethostbyaddr(IP address) --> (hostname, [alias, ...], [IP addr, ...]) -- socket.getservbyname(servername, protocolname) --> port number +- socket.gethostname() --> host name (string: 'spam' or 'spam.domain.com') +- socket.getservbyname(servicename, protocolname) --> port number - socket.socket(family, type [, proto]) --> new socket object -- family and type constants from <socket.h> are accessed as socket.AF_INET etc. -- errors are reported as the exception socket.error +- socket.AF_INET, socket.SOCK_STREAM, etc.: constants from <socket.h> - an Internet socket address is a pair (hostname, port) where hostname can be anything recognized by gethostbyname() (including the dd.dd.dd.dd notation) and port is in host byte order - where a hostname is returned, the dd.dd.dd.dd notation is used -- a UNIX domain socket is a string specifying the pathname +- a UNIX domain socket address is a string specifying the pathname Socket methods: - s.accept() --> new socket object, sockaddr -- s.setsockopt(level, optname, flag) --> Py_None -- s.getsockopt(level, optname) --> flag -- s.bind(sockaddr) --> Py_None -- s.connect(sockaddr) --> Py_None -- s.getsockname() --> sockaddr +- s.bind(sockaddr) --> None +- s.close() --> None +- s.connect(sockaddr) --> None +- s.fileno() --> file descriptor - s.getpeername() --> sockaddr -- s.listen(n) --> Py_None +- s.getsockname() --> sockaddr +- s.getsockopt(level, optname[, buflen]) --> int or string +- s.listen(backlog) --> None - s.makefile([mode[, bufsize]]) --> file object -- s.recv(nbytes [,flags]) --> string -- s.recvfrom(nbytes [,flags]) --> string, sockaddr +- s.recv(buflen [,flags]) --> string +- s.recvfrom(buflen [,flags]) --> string, sockaddr - s.send(string [,flags]) --> nbytes - s.sendto(string, [flags,] sockaddr) --> nbytes -- s.setblocking(1 | 0) --> Py_None -- s.shutdown(how) --> Py_None -- s.close() --> Py_None +- s.setblocking(0 | 1) --> None +- s.setsockopt(level, optname, value) --> None +- s.shutdown(how) --> None - repr(s) --> "<socket object, fd=%d, family=%d, type=%d, protocol=%d>" */ |