feat: Wrote DER encoder/decoder makefile and added to the redhat spec

Signed-off-by: ethan-thompson <ethan.thompson@networkradius.com>

Author: ethan-thompson

redhat/freeradius.spec

@@ -1043,6 +1043,7 @@ fi
 %{_libdir}/freeradius/libfreeradius-arp.so
 %{_libdir}/freeradius/libfreeradius-bfd.so
 %{_libdir}/freeradius/libfreeradius-cbor.so
+%{_libdir}/freeradius/libfreeradius-der.so
 %{_libdir}/freeradius/libfreeradius-dhcpv4.so
 %{_libdir}/freeradius/libfreeradius-dhcpv6.so
 %{_libdir}/freeradius/libfreeradius-dns.so

src/protocols/der/all.mk

@@ -0,0 +1,15 @@
+#
+# Makefile
+#
+# Version:      $Id$
+#
+TARGET		:= libfreeradius-der$(L)
+
+SOURCES		:= base.c \
+		   decode.c \
+		   encode.c
+
+SRC_CFLAGS	:= -I$(top_builddir)/src -DNO_ASSERT
+TGT_LDLIBS	:= $(PCAP_LIBS)
+TGT_LDFLAGS     := $(PCAP_LDFLAGS)
+TGT_PREREQS	:= libfreeradius-util$(L)