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Diffstat (limited to 'src/basic/socket-util.h')
| -rw-r--r-- | src/basic/socket-util.h | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/src/basic/socket-util.h b/src/basic/socket-util.h deleted file mode 100644 index e9230e4a9f..0000000000 --- a/src/basic/socket-util.h +++ /dev/null @@ -1,154 +0,0 @@ -#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 <http://www.gnu.org/licenses/>. -***/ - -#include <netinet/ether.h> -#include <netinet/in.h> -#include <stdbool.h> -#include <stddef.h> -#include <sys/socket.h> -#include <sys/types.h> -#include <sys/un.h> -#include <linux/netlink.h> -#include <linux/if_packet.h> - -#include "macro.h" -#include "util.h" - -union sockaddr_union { - struct sockaddr sa; - struct sockaddr_in in; - struct sockaddr_in6 in6; - struct sockaddr_un un; - struct sockaddr_nl nl; - struct sockaddr_storage storage; - struct sockaddr_ll ll; -}; - -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_and_warn(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) _pure_; -int socket_address_unlink(SocketAddress *a); - -bool socket_address_can_accept(const SocketAddress *a) _pure_; - -int socket_address_listen( - const SocketAddress *a, - int flags, - int backlog, - SocketAddressBindIPv6Only only, - const char *bind_to_device, - bool reuse_port, - bool free_bind, - bool transparent, - mode_t directory_mode, - mode_t socket_mode, - const char *label); -int make_socket_fd(int log_level, const char* address, int type, int flags); - -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_matches_fd(const SocketAddress *a, int fd); - -bool socket_address_equal(const SocketAddress *a, const SocketAddress *b) _pure_; - -const char* socket_address_get_path(const SocketAddress *a); - -bool socket_ipv6_is_supported(void); - -int sockaddr_port(const struct sockaddr *_sa) _pure_; - -int sockaddr_pretty(const struct sockaddr *_sa, socklen_t salen, bool translate_ipv6, bool include_port, char **ret); -int getpeername_pretty(int fd, bool include_port, char **ret); -int getsockname_pretty(int fd, char **ret); - -int socknameinfo_pretty(union sockaddr_union *sa, socklen_t salen, char **_ret); -int getnameinfo_pretty(int fd, char **ret); - -const char* socket_address_bind_ipv6_only_to_string(SocketAddressBindIPv6Only b) _const_; -SocketAddressBindIPv6Only socket_address_bind_ipv6_only_from_string(const char *s) _pure_; - -int netlink_family_to_string_alloc(int b, char **s); -int netlink_family_from_string(const char *s) _pure_; - -bool sockaddr_equal(const union sockaddr_union *a, const union sockaddr_union *b); - -int fd_inc_sndbuf(int fd, size_t n); -int fd_inc_rcvbuf(int fd, size_t n); - -int ip_tos_to_string_alloc(int i, char **s); -int ip_tos_from_string(const char *s); - -bool ifname_valid(const char *p); - -int getpeercred(int fd, struct ucred *ucred); -int getpeersec(int fd, char **ret); - -int send_one_fd_sa(int transport_fd, - int fd, - const struct sockaddr *sa, socklen_t len, - int flags); -#define send_one_fd(transport_fd, fd, flags) send_one_fd_sa(transport_fd, fd, NULL, 0, flags) -int receive_one_fd(int transport_fd, int flags); - -ssize_t next_datagram_size_fd(int fd); - -int flush_accept(int fd); - -#define CMSG_FOREACH(cmsg, mh) \ - for ((cmsg) = CMSG_FIRSTHDR(mh); (cmsg); (cmsg) = CMSG_NXTHDR((mh), (cmsg))) - -/* Covers only file system and abstract AF_UNIX socket addresses, but not unnamed socket addresses. */ -#define SOCKADDR_UN_LEN(sa) \ - ({ \ - const struct sockaddr_un *_sa = &(sa); \ - assert(_sa->sun_family == AF_UNIX); \ - offsetof(struct sockaddr_un, sun_path) + \ - (_sa->sun_path[0] == 0 ? \ - 1 + strnlen(_sa->sun_path+1, sizeof(_sa->sun_path)-1) : \ - strnlen(_sa->sun_path, sizeof(_sa->sun_path))); \ - }) |