tree-wide: drop 'This file is part of systemd' blurb

[thirdparty/systemd.git] / src / basic / socket-util.h

diff --git a/src/basic/socket-util.h b/src/basic/socket-util.h
index 83af91dbef2032ae836498cc3490c088ced05389..a247da4b5667cb3c4bf89806f4c3c016a1015d23 100644 (file)
--- a/src/basic/socket-util.h
+++ b/src/basic/socket-util.h
@@ -2,22 +2,7 @@
 #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>
@@ -36,16 +21,26 @@
 #include "util.h"
 
 union sockaddr_union {
+        /* The minimal, abstract version */
         struct sockaddr sa;
+
+        /* The libc provided version that allocates "enough room" for every protocol */
+        struct sockaddr_storage storage;
+
+        /* Protoctol-specific implementations */
         struct sockaddr_in in;
         struct sockaddr_in6 in6;
         struct sockaddr_un un;
         struct sockaddr_nl nl;
-        struct sockaddr_storage storage;
         struct sockaddr_ll ll;
         struct sockaddr_vm vm;
+
         /* Ensure there is enough space to store Infiniband addresses */
         uint8_t ll_buffer[offsetof(struct sockaddr_ll, sll_addr) + CONST_MAX(ETH_ALEN, INFINIBAND_ALEN)];
+
+        /* Ensure there is enough space after the AF_UNIX sun_path for one more NUL byte, just to be sure that the path
+         * component is always followed by at least one NUL byte. */
+        uint8_t un_buffer[sizeof(struct sockaddr_un) + 1];
 };
 
 typedef struct SocketAddress {
@@ -116,11 +111,10 @@ 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_;
-SocketAddressBindIPv6Only parse_socket_address_bind_ipv6_only_or_bool(const char *s);
+SocketAddressBindIPv6Only socket_address_bind_ipv6_only_or_bool_from_string(const char *s);
 
 int netlink_family_to_string_alloc(int b, char **s);
 int netlink_family_from_string(const char *s) _pure_;