base64: Migrate over to osmocom

This containts the osmocom changes to the mbedtls base64 code
merged in the previous commit.

Change-Id: I82c1bf5f827c8def370dbcb80b146e9e4184c4a3
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 5c6f30c..22591fb 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -43,6 +43,7 @@
 		 bssmap_le/bssmap_le_test				\
 		 it_q/it_q_test						\
 		 gsm48/rest_octets_test					\
+		 base64/base64_test					\
 		 $(NULL)
 
 if ENABLE_MSGFILE
@@ -79,6 +80,8 @@
 check_PROGRAMS += gb/bssgp_fc_test gb/gprs_bssgp_test gb/gprs_bssgp_rim_test gb/gprs_ns_test gb/gprs_ns2_test fr/fr_test
 endif
 
+base64_base64_test_SOURCES = base64/base64_test.c
+
 utils_utils_test_SOURCES = utils/utils_test.c
 utils_utils_test_LDADD = $(LDADD) $(top_builddir)/src/gsm/libosmogsm.la
 
@@ -405,6 +408,7 @@
 	     bssmap_le/bssmap_le_test.ok \
 	     it_q/it_q_test.ok \
 	     gsm48/rest_octets_test.ok \
+	     base64/base64_test.ok \
 	     $(NULL)
 
 if ENABLE_LIBSCTP