Deprecate AF_IPX interpretations

Author: stevegrubb

ChangeLog

@@ -1,6 +1,7 @@
 4.1.2
 - Use runstatedir to guide the whole audit project to the run directory
 - Deprecate the notion that plugins can be anything other than outbound
+- Drop IPX header handling and require kernel 5.15 or later
 
 4.1.1
 - Add libauplugin example program and improve its documentation

README.md

@@ -6,7 +6,7 @@ The Linux Audit System is designed to make Linux compliant with the requirements
 
 * coreutils
 * initscripts-service (Recommended - soft requirement)
-* kernel >= 5.0 
+* kernel >= 5.15
 * systemd
 
 NOTE: While this repository provides support for systemd to start the audit
@@ -17,7 +17,7 @@ an init script for OpenRC.
 ## BUILD-TIME DEPENDENCIES (for tar file)
 * gcc (or clang)
 * make
-* kernel-headers >= 5.0
+* kernel-headers >= 5.15
 * systemd
 
 ## ADDITIONAL BUILD-TIME DEPENDENCIES (if using github sources)

audit.spec

@@ -7,7 +7,7 @@ Group: System Environment/Daemons
 URL: https://github.com/linux-audit/audit-userspace/
 Source0: https://github.com/linux-audit/audit-userspace/releases/tag/v%{version}.tar.gz
 BuildRequires: make gcc
-BuildRequires: kernel-headers >= 5.0
+BuildRequires: kernel-headers >= 5.15
 BuildRequires: systemd
 BuildRequires: autoconf automake libtool
 
@@ -36,7 +36,7 @@ applications to use the audit framework.
 Summary: Header files for libaudit
 License: LGPL-2.0-or-later
 Requires: %{name}-libs%{?_isa}  = %{version}-%{release}
-Requires: kernel-headers >= 5.0
+Requires: kernel-headers >= 5.15
 
 %description libs-devel
 The audit-libs-devel package contains the header files needed for
@@ -45,7 +45,7 @@ developing applications that need to use the audit framework libraries.
 %package libs-static
 Summary: Static version of libaudit library
 License: LGPL-2.0-or-later
-Requires: kernel-headers >= 5.0
+Requires: kernel-headers >= 5.15
 
 %description libs-static
 The audit-libs-static package contains the static libraries

auparse/interpret.c

@@ -44,10 +44,6 @@
 #include <linux/ax25.h>
 #include <linux/atm.h>
 #include <linux/x25.h>
-#ifdef HAVE_IPX_HEADERS
-  #include <linux/if.h>   // FIXME: remove when ipx.h is fixed
-  #include <linux/ipx.h>
-#endif
 #include <linux/capability.h>
 #include <sys/personality.h>
 #include <sys/prctl.h>
@@ -1371,17 +1367,6 @@ static const char *print_sockaddr(const char *val)
 					      x->sax25_call.ax25_call[6]);
 			}
 			break;
-#ifdef HAVE_IPX_HEADERS
-		case AF_IPX:
-			{
-				const struct sockaddr_ipx *ip =
-					    (const struct sockaddr_ipx *)saddr;
-				rc = asprintf(&out,
-					"{ saddr_fam=%s lport=%d ipx-net=%u }",
-					str, ip->sipx_port, ip->sipx_network);
-			}
-			break;
-#endif
 		case AF_ATMPVC:
 			{
 				const struct sockaddr_atmpvc* at =

configure.ac

@@ -415,12 +415,6 @@ if test x$use_io_uring != xno ; then
 fi
 AC_MSG_RESULT($use_io_uring)
 
-# linux/ipx.h - deprecated in 2018
-AC_CHECK_HEADER(linux/ipx.h, ipx_headers=yes, ipx_headers=no)
-if test $ipx_headers = yes ; then
-	AC_DEFINE(HAVE_IPX_HEADERS,1,[IPX packet interpretation])
-fi
-
 # Determine firewall control utility
 AC_ARG_WITH([nftables],
 AS_HELP_STRING([--with-nftables],