From 5b1efaee67044b56f6ecac1ee70883bfc61f8c5d Mon Sep 17 00:00:00 2001 From: Alexander Barton Date: Mon, 14 Sep 2009 01:23:19 +0200 Subject: [PATCH] Check for sockaddr_in.sin_len and initialize it Test for sockaddr_in.sin_len and initialize it to the correct value which some systems (notably Mac OS X) require. Note: this code path is only relevant when not using getaddrinfo(). --- configure.in | 6 +++++- src/ipaddr/ng_ipaddr.c | 4 ++++ 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/configure.in b/configure.in index 567f216a..bfa800b0 100644 --- a/configure.in +++ b/configure.in @@ -1,6 +1,6 @@ # # ngIRCd -- The Next Generation IRC Daemon -# Copyright (c)2001-2008 Alexander Barton +# Copyright (c)2001-2009 Alexander Barton # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -33,6 +33,7 @@ AH_TEMPLATE([IRCPLUS], [Define if IRC+ protocol should be used]) AH_TEMPLATE([WANT_IPV6], [Define if IPV6 protocol should be enabled]) AH_TEMPLATE([ZEROCONF], [Define if support for Zeroconf should be included]) AH_TEMPLATE([IDENTAUTH], [Define if the server should do IDENT requests]) +AH_TEMPLATE([HAVE_sockaddr_in_len], [Define if sockaddr_in.sin_len exists]) AH_TEMPLATE([TARGET_OS], [Target operating system name]) AH_TEMPLATE([TARGET_VENDOR], [Target system vendor]) @@ -124,6 +125,9 @@ AC_TRY_COMPILE([ AC_TYPE_SIGNAL AC_TYPE_SIZE_T +AC_CHECK_MEMBER([struct sockaddr_in.sin_len], AC_DEFINE(HAVE_sockaddr_in_len),, + [#include ]) + # -- Libraries -- AC_CHECK_LIB(UTIL,memmove) diff --git a/src/ipaddr/ng_ipaddr.c b/src/ipaddr/ng_ipaddr.c index 0367a1f7..4f1d4ca4 100644 --- a/src/ipaddr/ng_ipaddr.c +++ b/src/ipaddr/ng_ipaddr.c @@ -51,6 +51,10 @@ ng_ipaddr_init(ng_ipaddr_t *addr, const char *ip_str, UINT16 port) return ret == 0; #else /* HAVE_GETADDRINFO */ assert(ip_str); + memset(addr, 0, sizeof *addr); +#ifdef HAVE_sockaddr_in_len + addr->sin4.sin_len = sizeof(addr->sin4); +#endif addr->sin4.sin_family = AF_INET; # ifdef HAVE_INET_ATON if (inet_aton(ip_str, &addr->sin4.sin_addr) == 0) -- 2.39.2