initial buildroot for linux 5.15

package/libnetfilter_conntrack/0001-libnetfilter_conntrack.pc.in-add-LIBMNL_LIBS-to-Libs.patch

@@ -0,0 +1,38 @@
+From 93bbd7e56cefc8488a61892b3bf5df63a175d20d Mon Sep 17 00:00:00 2001
+From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
+Date: Sun, 12 Apr 2020 14:05:15 +0200
+Subject: [PATCH] libnetfilter_conntrack.pc.in: add LIBMNL_LIBS to Libs.Private
+
+Since version 1.0.8 and commit
+c1c0f16c1fedb46547c2e104beeaaeac5933b214, libnetfilter_conntrack depends
+on libmnl so add it to Libs.Private.
+
+Otherwise, applications such as dnsmasq will fail to link on:
+
+/home/buildroot/autobuild/instance-0/output-1/host/bin/arm-linux-gcc -Wl,-elf2flt -static -o dnsmasq cache.o rfc1035.o util.o option.o forward.o network.o dnsmasq.o dhcp.o lease.o rfc2131.o netlink.o dbus.o bpf.o helper.o tftp.o log.o conntrack.o dhcp6.o rfc3315.o dhcp-common.o outpacket.o radv.o slaac.o auth.o ipset.o domain.o dnssec.o blockdata.o tables.o loop.o inotify.o poll.o rrfilter.o edns0.o arp.o crypto.o dump.o ubus.o metrics.o -L/home/buildroot/autobuild/instance-0/output-1/host/bin/../arm-buildroot-uclinux-uclibcgnueabi/sysroot/usr/lib -lnetfilter_conntrack -L/home/buildroot/autobuild/instance-0/output-1/host/bin/../arm-buildroot-uclinux-uclibcgnueabi/sysroot/usr/lib -lnfnetlink
+/home/buildroot/autobuild/instance-0/output-1/host/opt/ext-toolchain/arm-buildroot-uclinux-uclibcgnueabi/bin/ld.real: /home/buildroot/autobuild/instance-0/output-1/host/bin/../arm-buildroot-uclinux-uclibcgnueabi/sysroot/usr/lib/libnetfilter_conntrack.a(api.o): in function `nfct_fill_hdr.constprop.4':
+api.c:(.text+0x34): undefined reference to `mnl_nlmsg_put_header'
+
+Fixes:
+ - http://autobuild.buildroot.org/results/3fdc2cba20162eb86eaa5c49a056fb40fb18a392
+
+Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
+[Upstream status: commit e94172f09e4d]
+---
+ libnetfilter_conntrack.pc.in | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/libnetfilter_conntrack.pc.in b/libnetfilter_conntrack.pc.in
+index 857f993..fbd7132 100644
+--- a/libnetfilter_conntrack.pc.in
++++ b/libnetfilter_conntrack.pc.in
+@@ -12,5 +12,5 @@ Version: @VERSION@
+ Requires: libnfnetlink
+ Conflicts:
+ Libs: -L${libdir} -lnetfilter_conntrack
+-Libs.private: @LIBNFNETLINK_LIBS@
++Libs.private: @LIBNFNETLINK_LIBS@ @LIBMNL_LIBS@
+ Cflags: -I${includedir}
+-- 
+2.25.1
+

package/libnetfilter_conntrack/Config.in

@@ -0,0 +1,10 @@
+config BR2_PACKAGE_LIBNETFILTER_CONNTRACK
+	bool "libnetfilter_conntrack"
+	select BR2_PACKAGE_LIBMNL
+	select BR2_PACKAGE_LIBNFNETLINK
+	help
+	  libnetfilter_conntrack is a userspace library providing
+	  a programming interface (API) to the in-kernel
+	  connection tracking state table.
+
+	  http://www.netfilter.org/projects/libnetfilter_conntrack/

package/libnetfilter_conntrack/libnetfilter_conntrack.hash

@@ -0,0 +1,5 @@
+# From ftp://ftp.netfilter.org/pub/libnetfilter_conntrack/libnetfilter_conntrack-1.0.8.tar.bz2.sha256sum
+sha256  0cd13be008923528687af6c6b860f35392d49251c04ee0648282d36b1faec1cf  libnetfilter_conntrack-1.0.8.tar.bz2
+
+# Hash for license file:
+sha256  91df39d1816bfb17a4dda2d3d2c83b1f6f2d38d53e53e41e8f97ad5ac46a0cad  COPYING

package/libnetfilter_conntrack/libnetfilter_conntrack.mk

@@ -0,0 +1,16 @@
+################################################################################
+#
+# libnetfilter_conntrack
+#
+################################################################################
+
+LIBNETFILTER_CONNTRACK_VERSION = 1.0.8
+LIBNETFILTER_CONNTRACK_SOURCE = libnetfilter_conntrack-$(LIBNETFILTER_CONNTRACK_VERSION).tar.bz2
+LIBNETFILTER_CONNTRACK_SITE = http://www.netfilter.org/projects/libnetfilter_conntrack/files
+LIBNETFILTER_CONNTRACK_INSTALL_STAGING = YES
+LIBNETFILTER_CONNTRACK_DEPENDENCIES = host-pkgconf libnfnetlink libmnl
+LIBNETFILTER_CONNTRACK_LICENSE = GPL-2.0+
+LIBNETFILTER_CONNTRACK_LICENSE_FILES = COPYING
+LIBNETFILTER_CONNTRACK_CPE_ID_VENDOR = netfilter
+
+$(eval $(autotools-package))