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| author | Martin v. Löwis <martin@v.loewis.de> | 2006-01-14 18:12:57 (GMT) |
|---|---|---|
| committer | Martin v. Löwis <martin@v.loewis.de> | 2006-01-14 18:12:57 (GMT) |
| commit | 11017b172dc2525079fe8a6f17650b2fc048c9e6 (patch) | |
| tree | ca1c91cb4a3752fdff3c277f8e85958024bc84e0 /Modules/socketmodule.c | |
| parent | 015f72b254019027c73a2f13925c77d0dbcdb028 (diff) | |
| download | cpython-11017b172dc2525079fe8a6f17650b2fc048c9e6.zip cpython-11017b172dc2525079fe8a6f17650b2fc048c9e6.tar.gz cpython-11017b172dc2525079fe8a6f17650b2fc048c9e6.tar.bz2 | |
Patch #1103116: AF_NETLINK sockets basic support.
Diffstat (limited to 'Modules/socketmodule.c')
| -rw-r--r-- | Modules/socketmodule.c | 54 |
1 files changed, 53 insertions, 1 deletions
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c index 038bd1f..7259432 100644 --- a/Modules/socketmodule.c +++ b/Modules/socketmodule.c @@ -7,7 +7,7 @@ This module provides an interface to Berkeley socket IPC. Limitations: - Only AF_INET, AF_INET6 and AF_UNIX address families are supported in a - portable manner, though AF_PACKET is supported under Linux. + portable manner, though AF_PACKET and AF_NETLINK are supported under Linux. - No read/write operations (use sendall/recv or makefile instead). - Additional restrictions apply on some non-Unix platforms (compensated for by socket.py). @@ -954,6 +954,14 @@ makesockaddr(int sockfd, struct sockaddr *addr, int addrlen, int proto) } #endif /* AF_UNIX */ +#if defined(AF_NETLINK) + case AF_NETLINK: + { + struct sockaddr_nl *a = (struct sockaddr_nl *) addr; + return Py_BuildValue("ii", a->nl_pid, a->nl_groups); + } +#endif /* AF_NETLINK */ + #ifdef ENABLE_IPV6 case AF_INET6: { @@ -1090,6 +1098,31 @@ getsockaddrarg(PySocketSockObject *s, PyObject *args, } #endif /* AF_UNIX */ +#if defined(AF_NETLINK) + case AF_NETLINK: + { + struct sockaddr_nl* addr; + int pid, groups; + addr = (struct sockaddr_nl *)&(s->sock_addr).nl; + if (!PyTuple_Check(args)) { + PyErr_Format( + PyExc_TypeError, + "getsockaddrarg: " + "AF_NETLINK address must be tuple, not %.500s", + args->ob_type->tp_name); + return 0; + } + if (!PyArg_ParseTuple(args, "II:getsockaddrarg", &pid, &groups)) + return 0; + addr->nl_family = AF_NETLINK; + addr->nl_pid = pid; + addr->nl_groups = groups; + *addr_ret = (struct sockaddr *) addr; + *len_ret = sizeof(*addr); + return 1; + } +#endif + case AF_INET: { struct sockaddr_in* addr; @@ -1286,6 +1319,13 @@ getsockaddrlen(PySocketSockObject *s, socklen_t *len_ret) return 1; } #endif /* AF_UNIX */ +#if defined(AF_NETLINK) + case AF_NETLINK: + { + *len_ret = sizeof (struct sockaddr_nl); + return 1; + } +#endif case AF_INET: { @@ -3947,6 +3987,18 @@ init_socket(void) #ifdef AF_NETLINK /* */ PyModule_AddIntConstant(m, "AF_NETLINK", AF_NETLINK); + PyModule_AddIntConstant(m, "NETLINK_ROUTE", NETLINK_ROUTE); + PyModule_AddIntConstant(m, "NETLINK_SKIP", NETLINK_SKIP); + PyModule_AddIntConstant(m, "NETLINK_USERSOCK", NETLINK_USERSOCK); + PyModule_AddIntConstant(m, "NETLINK_FIREWALL", NETLINK_FIREWALL); + PyModule_AddIntConstant(m, "NETLINK_TCPDIAG", NETLINK_TCPDIAG); + PyModule_AddIntConstant(m, "NETLINK_NFLOG", NETLINK_NFLOG); + PyModule_AddIntConstant(m, "NETLINK_XFRM", NETLINK_XFRM); + PyModule_AddIntConstant(m, "NETLINK_ARPD", NETLINK_ARPD); + PyModule_AddIntConstant(m, "NETLINK_ROUTE6", NETLINK_ROUTE6); + PyModule_AddIntConstant(m, "NETLINK_IP6_FW", NETLINK_IP6_FW); + PyModule_AddIntConstant(m, "NETLINK_DNRTMSG", NETLINK_DNRTMSG); + PyModule_AddIntConstant(m, "NETLINK_TAPBASE", NETLINK_TAPBASE); #endif #ifdef AF_ROUTE /* Alias to emulate 4.4BSD */ |