aikgen generates AIK private/public key pairs

aikgen outputs a binary AIK private key blob and the AIK public key.
Optionally the Identity Request encrypted with the public key of
the Privacy CA can be output.

src/aikgen/Makefile.am

@@ -0,0 +1,15 @@
+bin_PROGRAMS = aikgen
+
+aikgen_SOURCES = aikgen.c
+
+aikgen_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
+aikgen.o :	$(top_builddir)/config.status
+
+if USE_TROUSERS
+  aikgen_LDADD += -ltspi
+endif
+
+AM_CPPFLAGS = \
+	-I$(top_srcdir)/src/libstrongswan \
+	-DIPSEC_CONFDIR=\"${sysconfdir}\" \
+	-DPLUGINS=\""${aikgen_plugins}\""