1 files changed, 110 insertions, 0 deletions

diff --git a/tests/misc/misc_test.c b/tests/misc/misc_test.c
index 91fd73a1..89fdbe65 100644
--- a/tests/misc/misc_test.c
+++ b/tests/misc/misc_test.c
@@ -21,10 +21,116 @@
  */
 
 #include <osmo-bts/bts.h>
+#include <osmo-bts/msg_utils.h>
+#include <osmo-bts/logging.h>
+
+#include <osmocom/gsm/protocol/ipaccess.h>
 
 #include <stdlib.h>
 #include <stdio.h>
 
+static const uint8_t ipa_rsl_connect[] = {
+	0x00, 0x1c, 0xff, 0x10, 0x80, 0x00, 0x0a, 0x0d,
+	0x63, 0x6f, 0x6d, 0x2e, 0x69, 0x70, 0x61, 0x63,
+	0x63, 0x65, 0x73, 0x73, 0x00, 0xe0, 0x04, 0x00,
+	0x00, 0xff, 0x85, 0x00, 0x81, 0x0b, 0xbb
+};
+
+static const uint8_t osmo_rsl_power[] = {
+	0x00, 0x18, 0xff, 0x10, 0x80, 0x00, 0x07, 0x0c,
+	0x6f, 0x72, 0x67, 0x2e, 0x6f, 0x73, 0x6d, 0x6f,
+	0x63, 0x6f, 0x6d, 0x00, 0x44, 0x02, 0x00, 0x00,
+	0xff, 0xfe, 0x04
+};
+
+static const uint8_t etsi_oml_opstart[] = {
+	0x00, 0x09, 0xff, 0x80, 0x80, 0x00, 0x05, 0x74,
+	0x00, 0xff, 0xff, 0xff
+};
+
+static void test_msg_utils_ipa(void)
+{
+	struct msgb *msg;
+	int rc, size;
+
+	printf("Testing IPA structure\n");
+
+	msg = msgb_alloc(sizeof(ipa_rsl_connect), "IPA test");
+	msg->l1h = msgb_put(msg, sizeof(ipa_rsl_connect));
+	memcpy(msg->l1h, ipa_rsl_connect, sizeof(ipa_rsl_connect));
+	rc = msg_verify_ipa_structure(msg);
+	OSMO_ASSERT(rc == 0);
+	msgb_free(msg);
+
+	/* test truncated messages and they should fail */
+	for (size = sizeof(ipa_rsl_connect) - 1; size >= 0; --size) {
+		msg = msgb_alloc(sizeof(ipa_rsl_connect) - 1, "IPA test");
+		msg->l1h = msgb_put(msg, size);
+		memcpy(msg->l1h, ipa_rsl_connect, size);
+		rc = msg_verify_ipa_structure(msg);
+		OSMO_ASSERT(rc == -1);
+		msgb_free(msg);
+	}
+
+	/* change the type of the message */
+	msg = msgb_alloc(sizeof(ipa_rsl_connect), "IPA test");
+	msg->l1h = msgb_put(msg, sizeof(ipa_rsl_connect));
+	memcpy(msg->l1h, ipa_rsl_connect, sizeof(ipa_rsl_connect));
+	msg->l1h[2] = 0x23;
+	rc = msg_verify_ipa_structure(msg);
+	OSMO_ASSERT(rc == -1);
+	msgb_free(msg);
+}
+
+static void test_oml_data(const uint8_t *data, const size_t len, const int exp)
+{
+	int rc;
+	struct msgb *msg;
+
+	msg = msgb_alloc(len, "IPA test");
+	msg->l2h = msgb_put(msg, len);
+	memcpy(msg->l2h, data, len);
+	rc = msg_verify_oml_structure(msg);
+	if (rc >= 0)
+		OSMO_ASSERT(msg->l3h > msg->l2h);
+	OSMO_ASSERT(rc == exp);
+	msgb_free(msg);
+}
+
+static void test_msg_utils_oml(void)
+{
+	static const size_t hh_size = sizeof(struct ipaccess_head);
+	int size;
+
+	printf("Testing OML structure\n");
+
+	/* test with IPA message */
+	printf(" Testing IPA messages.\n");
+	test_oml_data(ipa_rsl_connect + hh_size,
+			sizeof(ipa_rsl_connect) - hh_size,
+			OML_MSG_TYPE_IPA);
+
+	/* test truncated messages and they should fail */
+	for (size = sizeof(ipa_rsl_connect) - hh_size - 1; size >=0; --size)
+		test_oml_data(ipa_rsl_connect + hh_size, size, -1);
+
+	/* test with Osmo message */
+	printf(" Testing Osmo messages.\n");
+	test_oml_data(osmo_rsl_power + hh_size,
+			sizeof(osmo_rsl_power) - hh_size,
+			OML_MSG_TYPE_OSMO);
+	for (size = sizeof(osmo_rsl_power) - hh_size - 1; size >=0; --size)
+		test_oml_data(osmo_rsl_power + hh_size, size, -1);
+
+	/* test with plain ETSI message */
+	printf(" Testing ETSI messages.\n");
+	test_oml_data(etsi_oml_opstart + hh_size,
+			sizeof(etsi_oml_opstart) - hh_size,
+			OML_MSG_TYPE_ETSI);
+	for (size = sizeof(etsi_oml_opstart) - hh_size - 1; size >=0; --size)
+		test_oml_data(etsi_oml_opstart + hh_size, size, -1);
+}
+
 static void test_sacch_get(void)
 {
 	struct gsm_lchan lchan;
@@ -53,6 +159,10 @@ static void test_sacch_get(void)
 
 int main(int argc, char **argv)
 {
+	bts_log_init(NULL);
+
 	test_sacch_get();
+	test_msg_utils_ipa();
+	test_msg_utils_oml();
 	return EXIT_SUCCESS;
 }