Move type operations to another structure

Every type has free, print, check_constraints, ber_decoder, der_encoder,
xer_decoder, xer_encoder, uper_decoder, uper_encoder and outmost_tag
operations. We move them out to a separate structure asn_TYPE_operation_t.

Combined with previous logic simplification, these operations are based
on ASN.1 basic types, constructed types and string types. So we can
reduce the space occupied by asn_TYPE_descriptor_t variables.
diff --git a/tests/tests-asn1c-compiler/42-real-life-OK.asn1.-PR b/tests/tests-asn1c-compiler/42-real-life-OK.asn1.-PR
index 06dd0e4..5b965c1 100644
--- a/tests/tests-asn1c-compiler/42-real-life-OK.asn1.-PR
+++ b/tests/tests-asn1c-compiler/42-real-life-OK.asn1.-PR
@@ -93,17 +93,8 @@
 asn_TYPE_descriptor_t asn_DEF_varsets_3 = {
 	"varsets",
 	"varsets",
-	SEQUENCE_OF_free,
-	SEQUENCE_OF_print,
-	SEQUENCE_OF_compare,
+	&asn_OP_SEQUENCE_OF,
 	SEQUENCE_OF_constraint,
-	SEQUENCE_OF_decode_ber,
-	SEQUENCE_OF_encode_der,
-	SEQUENCE_OF_decode_xer,
-	SEQUENCE_OF_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_varsets_tags_3,
 	sizeof(asn_DEF_varsets_tags_3)
 		/sizeof(asn_DEF_varsets_tags_3[0]), /* 1 */
@@ -160,17 +151,8 @@
 asn_TYPE_descriptor_t asn_DEF_LogLine = {
 	"LogLine",
 	"LogLine",
-	SEQUENCE_free,
-	SEQUENCE_print,
-	SEQUENCE_compare,
+	&asn_OP_SEQUENCE,
 	SEQUENCE_constraint,
-	SEQUENCE_decode_ber,
-	SEQUENCE_encode_der,
-	SEQUENCE_decode_xer,
-	SEQUENCE_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_LogLine_tags_1,
 	sizeof(asn_DEF_LogLine_tags_1)
 		/sizeof(asn_DEF_LogLine_tags_1[0]), /* 1 */
@@ -274,17 +256,8 @@
 asn_TYPE_descriptor_t asn_DEF_vparts_2 = {
 	"vparts",
 	"vparts",
-	SEQUENCE_OF_free,
-	SEQUENCE_OF_print,
-	SEQUENCE_OF_compare,
+	&asn_OP_SEQUENCE_OF,
 	SEQUENCE_OF_constraint,
-	SEQUENCE_OF_decode_ber,
-	SEQUENCE_OF_encode_der,
-	SEQUENCE_OF_decode_xer,
-	SEQUENCE_OF_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_vparts_tags_2,
 	sizeof(asn_DEF_vparts_tags_2)
 		/sizeof(asn_DEF_vparts_tags_2[0]), /* 1 */
@@ -341,17 +314,8 @@
 asn_TYPE_descriptor_t asn_DEF_VariablePartSet = {
 	"VariablePartSet",
 	"VariablePartSet",
-	SEQUENCE_free,
-	SEQUENCE_print,
-	SEQUENCE_compare,
+	&asn_OP_SEQUENCE,
 	SEQUENCE_constraint,
-	SEQUENCE_decode_ber,
-	SEQUENCE_encode_der,
-	SEQUENCE_decode_xer,
-	SEQUENCE_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_VariablePartSet_tags_1,
 	sizeof(asn_DEF_VariablePartSet_tags_1)
 		/sizeof(asn_DEF_VariablePartSet_tags_1[0]), /* 1 */
@@ -478,17 +442,8 @@
 asn_TYPE_descriptor_t asn_DEF_vset_2 = {
 	"vset",
 	"vset",
-	SET_OF_free,
-	SET_OF_print,
-	SET_OF_compare,
+	&asn_OP_SET_OF,
 	SET_OF_constraint,
-	SET_OF_decode_ber,
-	SET_OF_encode_der,
-	SET_OF_decode_xer,
-	SET_OF_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_vset_tags_2,
 	sizeof(asn_DEF_vset_tags_2)
 		/sizeof(asn_DEF_vset_tags_2[0]), /* 1 */
@@ -546,17 +501,8 @@
 asn_TYPE_descriptor_t asn_DEF_vrange_4 = {
 	"vrange",
 	"vrange",
-	SEQUENCE_free,
-	SEQUENCE_print,
-	SEQUENCE_compare,
+	&asn_OP_SEQUENCE,
 	SEQUENCE_constraint,
-	SEQUENCE_decode_ber,
-	SEQUENCE_encode_der,
-	SEQUENCE_decode_xer,
-	SEQUENCE_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_vrange_tags_4,
 	sizeof(asn_DEF_vrange_tags_4)
 		/sizeof(asn_DEF_vrange_tags_4[0]), /* 1 */
@@ -611,17 +557,8 @@
 asn_TYPE_descriptor_t asn_DEF_VariablePart = {
 	"VariablePart",
 	"VariablePart",
-	CHOICE_free,
-	CHOICE_print,
-	CHOICE_compare,
+	&asn_OP_CHOICE,
 	CHOICE_constraint,
-	CHOICE_decode_ber,
-	CHOICE_encode_der,
-	CHOICE_decode_xer,
-	CHOICE_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	CHOICE_outmost_tag,
 	0,	/* No effective tags (pointer) */
 	0,	/* No effective tags (count) */
 	0,	/* No tags (pointer) */
@@ -727,17 +664,8 @@
 asn_TYPE_descriptor_t asn_DEF_accept_as_2 = {
 	"accept-as",
 	"accept-as",
-	NativeEnumerated_free,
-	NativeEnumerated_print,
-	NativeEnumerated_compare,
+	&asn_OP_NativeEnumerated,
 	NativeEnumerated_constraint,
-	NativeEnumerated_decode_ber,
-	NativeEnumerated_encode_der,
-	NativeEnumerated_decode_xer,
-	NativeEnumerated_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_accept_as_tags_2,
 	sizeof(asn_DEF_accept_as_tags_2)
 		/sizeof(asn_DEF_accept_as_tags_2[0]), /* 1 */
@@ -775,17 +703,8 @@
 asn_TYPE_descriptor_t asn_DEF_email_9 = {
 	"email",
 	"email",
-	SET_OF_free,
-	SET_OF_print,
-	SET_OF_compare,
+	&asn_OP_SET_OF,
 	SET_OF_constraint,
-	SET_OF_decode_ber,
-	SET_OF_encode_der,
-	SET_OF_decode_xer,
-	SET_OF_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_email_tags_9,
 	sizeof(asn_DEF_email_tags_9)
 		/sizeof(asn_DEF_email_tags_9[0]), /* 1 */
@@ -843,17 +762,8 @@
 asn_TYPE_descriptor_t asn_DEF_notify_7 = {
 	"notify",
 	"notify",
-	SEQUENCE_free,
-	SEQUENCE_print,
-	SEQUENCE_compare,
+	&asn_OP_SEQUENCE,
 	SEQUENCE_constraint,
-	SEQUENCE_decode_ber,
-	SEQUENCE_encode_der,
-	SEQUENCE_decode_xer,
-	SEQUENCE_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_notify_tags_7,
 	sizeof(asn_DEF_notify_tags_7)
 		/sizeof(asn_DEF_notify_tags_7[0]), /* 1 */
@@ -910,17 +820,8 @@
 asn_TYPE_descriptor_t asn_DEF_ActionItem = {
 	"ActionItem",
 	"ActionItem",
-	SEQUENCE_free,
-	SEQUENCE_print,
-	SEQUENCE_compare,
+	&asn_OP_SEQUENCE,
 	SEQUENCE_constraint,
-	SEQUENCE_decode_ber,
-	SEQUENCE_encode_der,
-	SEQUENCE_decode_xer,
-	SEQUENCE_encode_xer,
-	0, 0,	/* No OER support, use "-gen-OER" to enable */
-	0, 0,	/* No PER support, use "-gen-PER" to enable */
-	0,	/* Use generic outmost tag fetcher */
 	asn_DEF_ActionItem_tags_1,
 	sizeof(asn_DEF_ActionItem_tags_1)
 		/sizeof(asn_DEF_ActionItem_tags_1[0]), /* 1 */