From ff05ef7ab20ced0f8ae2cd2df313946c3a287bb7 Mon Sep 17 00:00:00 2001 From: Ian Stakenvicius Date: Thu, 29 Nov 2012 15:33:24 -0500 Subject: Moved files to libudev that once were in upstream libsystemd-shared --- src/libudev/socket-util.h | 99 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 src/libudev/socket-util.h (limited to 'src/libudev/socket-util.h') diff --git a/src/libudev/socket-util.h b/src/libudev/socket-util.h new file mode 100644 index 0000000000..04cfb83f5a --- /dev/null +++ b/src/libudev/socket-util.h @@ -0,0 +1,99 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +#pragma once + +/*** + This file is part of systemd. + + Copyright 2010 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see . +***/ + +#include +#include +#include +#include +#include +#include + +#include "macro.h" +#include "util.h" + +union sockaddr_union { + struct sockaddr sa; + struct sockaddr_in in4; + struct sockaddr_in6 in6; + struct sockaddr_un un; + struct sockaddr_nl nl; + struct sockaddr_storage storage; +}; + +typedef struct SocketAddress { + union sockaddr_union sockaddr; + + /* We store the size here explicitly due to the weird + * sockaddr_un semantics for abstract sockets */ + socklen_t size; + + /* Socket type, i.e. SOCK_STREAM, SOCK_DGRAM, ... */ + int type; + + /* Socket protocol, IPPROTO_xxx, usually 0, except for netlink */ + int protocol; +} SocketAddress; + +typedef enum SocketAddressBindIPv6Only { + SOCKET_ADDRESS_DEFAULT, + SOCKET_ADDRESS_BOTH, + SOCKET_ADDRESS_IPV6_ONLY, + _SOCKET_ADDRESS_BIND_IPV6_ONLY_MAX, + _SOCKET_ADDRESS_BIND_IPV6_ONLY_INVALID = -1 +} SocketAddressBindIPv6Only; + +#define socket_address_family(a) ((a)->sockaddr.sa.sa_family) + +int socket_address_parse(SocketAddress *a, const char *s); +int socket_address_parse_netlink(SocketAddress *a, const char *s); +int socket_address_print(const SocketAddress *a, char **p); +int socket_address_verify(const SocketAddress *a); + +bool socket_address_can_accept(const SocketAddress *a); + +int socket_address_listen( + const SocketAddress *a, + int backlog, + SocketAddressBindIPv6Only only, + const char *bind_to_device, + bool free_bind, + bool transparent, + mode_t directory_mode, + mode_t socket_mode, + const char *label, + int *ret); + +bool socket_address_is(const SocketAddress *a, const char *s, int type); +bool socket_address_is_netlink(const SocketAddress *a, const char *s); + +bool socket_address_equal(const SocketAddress *a, const SocketAddress *b); + +bool socket_address_needs_mount(const SocketAddress *a, const char *prefix); + +const char* socket_address_bind_ipv6_only_to_string(SocketAddressBindIPv6Only b); +SocketAddressBindIPv6Only socket_address_bind_ipv6_only_from_string(const char *s); + +int netlink_family_to_string_alloc(int b, char **s); +int netlink_family_from_string(const char *s); + +bool socket_ipv6_is_supported(void); -- cgit v1.2.3-54-g00ecf