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-rw-r--r--tests/iuup/iuup_test.c767
-rw-r--r--tests/iuup/iuup_test.err55
-rw-r--r--tests/iuup/iuup_test.ok61
3 files changed, 883 insertions, 0 deletions
diff --git a/tests/iuup/iuup_test.c b/tests/iuup/iuup_test.c
new file mode 100644
index 00000000..7798aa25
--- /dev/null
+++ b/tests/iuup/iuup_test.c
@@ -0,0 +1,767 @@
+#include <stdint.h>
+#include <stdio.h>
+
+#include <osmocom/core/application.h>
+#include <osmocom/core/logging.h>
+#include <osmocom/core/utils.h>
+#include <osmocom/core/msgb.h>
+#include <osmocom/core/fsm.h>
+#include <osmocom/core/select.h>
+
+#include <osmocom/gsm/prim.h>
+#include <osmocom/gsm/iuup.h>
+
+static void *iuup_test_ctx;
+
+static struct osmo_iuup_rnl_config def_configure_req = {
+ .transparent = false,
+ .active = true,
+ .supported_versions_mask = 0x0001,
+ .num_rfci = 3,
+ .num_subflows = 3,
+ .IPTIs_present = true,
+ .rfci = {
+ {.used = 1, .id = 0, .IPTI = 1, .subflow_sizes = {81, 103, 60} },
+ {.used = 1, .id = 1, .IPTI = 7, .subflow_sizes = {39, 0, 0} },
+ {.used = 1, .id = 2, .IPTI = 1, .subflow_sizes = {0, 0, 0} },
+ },
+ /* .delivery_err_sdu = All set to 0 (YES) by default, */
+ .t_init = { .t_ms = IUUP_TIMER_INIT_T_DEFAULT, .n_max = IUUP_TIMER_INIT_N_DEFAULT },
+ .t_ta = { .t_ms = IUUP_TIMER_TA_T_DEFAULT, .n_max = IUUP_TIMER_TA_N_DEFAULT },
+ .t_rc = { .t_ms = IUUP_TIMER_RC_T_DEFAULT, .n_max = IUUP_TIMER_RC_N_DEFAULT },
+};
+
+/* Frame 33, "Initialization", OS#4744 3g_call_23112021.pcapng
+IuUP
+ 1110 .... = PDU Type: Control Procedure (14)
+ .... 00.. = Ack/Nack: Procedure (0)
+ .... ..00 = Frame Number: 0
+ 0000 .... = Mode Version: 0x0
+ .... 0000 = Procedure: Initialization (0)
+ 1101 11.. = Header CRC: 0x37 [correct]
+ .... ..11 1001 1001 = Payload CRC: 0x399
+ 000. .... = Spare: 0x0
+ ...1 .... = TI: IPTIs present in frame (1)
+ .... 011. = Subflows: 3
+ .... ...0 = Chain Indicator: this frame is the last frame for the procedure (0)
+ RFCI 0 Initialization
+ 0... .... = RFCI 0 LRI: Not last RFCI (0x0)
+ .0.. .... = RFCI 0 LI: one octet used (0x0)
+ ..00 0000 = RFCI 0: 0
+ RFCI 0 Flow 0 Len: 81
+ RFCI 0 Flow 1 Len: 103
+ RFCI 0 Flow 2 Len: 60
+ RFCI 1 Initialization
+ 0... .... = RFCI 1 LRI: Not last RFCI (0x0)
+ .0.. .... = RFCI 1 LI: one octet used (0x0)
+ ..00 0001 = RFCI 1: 1
+ RFCI 1 Flow 0 Len: 39
+ RFCI 1 Flow 1 Len: 0
+ RFCI 1 Flow 2 Len: 0
+ RFCI 2 Initialization
+ 1... .... = RFCI 2 LRI: Last RFCI in current frame (0x1)
+ .0.. .... = RFCI 2 LI: one octet used (0x0)
+ ..00 0010 = RFCI 2: 2
+ RFCI 2 Flow 0 Len: 0
+ RFCI 2 Flow 1 Len: 0
+ RFCI 2 Flow 2 Len: 0
+ IPTIs
+ 0001 .... = RFCI 0 IPTI: 0x1
+ .... 0111 = RFCI 1 IPTI: 0x7
+ 0001 .... = RFCI 2 IPTI: 0x1
+ Iu UP Mode Versions Supported: 0x0001
+ 0... .... .... .... = Version 16: not supported (0x0)
+ .0.. .... .... .... = Version 15: not supported (0x0)
+ ..0. .... .... .... = Version 14: not supported (0x0)
+ ...0 .... .... .... = Version 13: not supported (0x0)
+ .... 0... .... .... = Version 12: not supported (0x0)
+ .... .0.. .... .... = Version 11: not supported (0x0)
+ .... ..0. .... .... = Version 10: not supported (0x0)
+ .... ...0 .... .... = Version 9: not supported (0x0)
+ .... .... 0... .... = Version 8: not supported (0x0)
+ .... .... .0.. .... = Version 7: not supported (0x0)
+ .... .... ..0. .... = Version 6: not supported (0x0)
+ .... .... ...0 .... = Version 5: not supported (0x0)
+ .... .... .... 0... = Version 4: not supported (0x0)
+ .... .... .... .0.. = Version 3: not supported (0x0)
+ .... .... .... ..0. = Version 2: not supported (0x0)
+ .... .... .... ...1 = Version 1: supported (0x1)
+ 0000 .... = RFCI Data Pdu Type: PDU type 0 (0x0)
+*/
+static const uint8_t iuup_initialization[] = {
+ 0xe0, 0x00, 0xdf, 0x99, 0x16, 0x00, 0x51, 0x67, 0x3c, 0x01, 0x27, 0x00,
+ 0x00, 0x82, 0x00, 0x00, 0x00, 0x17, 0x10, 0x00, 0x01, 0x00
+};
+
+/* Frame 87, "Data RFCI=0 FN = 1", OS#4744 3g_call_23112021.pcapng
+IuUP
+ 0000 .... = PDU Type: Data with CRC (0)
+ .... 0001 = Frame Number: 1
+ 00.. .... = FQC: Frame Good (0)
+ ..00 0000 = RFCI: 0x00
+ 1110 00.. = Header CRC: 0x38 [correct]
+ .... ..11 1111 1111 = Payload CRC: 0x3ff
+ Payload Data: 08556d944c71a1a081e7ead204244480000ecd82b81118000097c4794e7740
+*/
+static const uint8_t iuup_data[] = {
+ 0x01, 0x00, 0xe3, 0xff, /*payload starts here: */ 0x08, 0x55, 0x6d, 0x94, 0x4c, 0x71, 0xa1, 0xa0,
+ 0x81, 0xe7, 0xea, 0xd2, 0x04, 0x24, 0x44, 0x80, 0x00, 0x0e, 0xcd, 0x82,
+ 0xb8, 0x11, 0x18, 0x00, 0x00, 0x97, 0xc4, 0x79, 0x4e, 0x77, 0x40
+};
+
+#define IUUP_MSGB_SIZE 4096
+
+static struct osmo_iuup_tnl_prim *itp_ctrl_nack_alloc(enum iuup_procedure proc_ind, enum iuup_error_cause error_cause, uint8_t fn)
+{
+ struct osmo_iuup_tnl_prim *tnp;
+ struct iuup_ctrl_nack *nack;
+ tnp = osmo_iuup_tnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_TNL_UNITDATA, PRIM_OP_INDICATION, IUUP_MSGB_SIZE);
+ tnp->oph.msg->l2h = msgb_put(tnp->oph.msg, sizeof(struct iuup_ctrl_nack));
+ nack = (struct iuup_ctrl_nack *) msgb_l2(tnp->oph.msg);
+ *nack = (struct iuup_ctrl_nack){
+ .hdr = {
+ .frame_nr = fn,
+ .ack_nack = IUUP_AN_NACK,
+ .pdu_type = IUUP_PDU_T_CONTROL,
+ .proc_ind = proc_ind,
+ .mode_version = 0,
+ .payload_crc_hi = 0,
+ .header_crc = 0,
+ .payload_crc_lo = 0,
+ },
+ .spare = 0,
+ .error_cause = error_cause,
+ };
+ nack->hdr.header_crc = osmo_iuup_compute_header_crc(msgb_l2(tnp->oph.msg), msgb_l2len(tnp->oph.msg));
+ return tnp;
+}
+
+static struct osmo_iuup_tnl_prim *itp_ctrl_ack_alloc(enum iuup_procedure proc_ind, uint8_t fn)
+{
+ struct osmo_iuup_tnl_prim *tnp;
+ struct iuup_ctrl_ack *ack;
+ tnp = osmo_iuup_tnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_TNL_UNITDATA, PRIM_OP_INDICATION, IUUP_MSGB_SIZE);
+ tnp->oph.msg->l2h = msgb_put(tnp->oph.msg, sizeof(struct iuup_ctrl_ack));
+ ack = (struct iuup_ctrl_ack *) msgb_l2(tnp->oph.msg);
+ *ack = (struct iuup_ctrl_ack){
+ .hdr = {
+ .frame_nr = fn,
+ .ack_nack = IUUP_AN_ACK,
+ .pdu_type = IUUP_PDU_T_CONTROL,
+ .proc_ind = proc_ind,
+ .mode_version = 0,
+ .payload_crc_hi = 0,
+ .header_crc = 0,
+ .payload_crc_lo = 0,
+ },
+ };
+ ack->hdr.header_crc = osmo_iuup_compute_header_crc(msgb_l2(tnp->oph.msg), msgb_l2len(tnp->oph.msg));
+ return tnp;
+}
+
+static void clock_override_set(long sec, long usec)
+{
+ osmo_gettimeofday_override_time.tv_sec = sec + usec / (1000*1000);
+ osmo_gettimeofday_override_time.tv_usec = usec % (1000*1000);
+ printf("sys={%lu.%06lu}, %s\n", osmo_gettimeofday_override_time.tv_sec,
+ osmo_gettimeofday_override_time.tv_usec, __func__);
+}
+
+void test_crc(void)
+{
+ int rc;
+
+ /* Frame 34, "Initialization ACK", OS#4744 3g_call_23112021.pcapng */
+ static const uint8_t iuup_initialization_ack[] = {
+ 0xe4, 0x00, 0xdf, 0x99, 0x16, 0x00, 0x51, 0x67, 0x3c, 0x01, 0x27, 0x00,
+ 0x00, 0x82, 0x00, 0x00, 0x00, 0x17, 0x10, 0x00, 0x01, 0x00
+ };
+
+ printf("=== start: %s ===\n", __func__);
+
+ rc = osmo_iuup_compute_header_crc(iuup_initialization, sizeof(iuup_initialization));
+ printf("iuup_initialization: Header CRC = 0x%02x\n", rc);
+ rc = osmo_iuup_compute_payload_crc(iuup_initialization, sizeof(iuup_initialization));
+ printf("iuup_initialization: Payload CRC = 0x%03x\n", rc);
+
+ rc = osmo_iuup_compute_header_crc(iuup_initialization_ack, sizeof(iuup_initialization_ack));
+ printf("iuup_initialization_ack: Header CRC = 0x%02x\n", rc);
+ rc = osmo_iuup_compute_payload_crc(iuup_initialization_ack, sizeof(iuup_initialization_ack));
+ printf("iuup_initialization_ack: Payload CRC = 0x%03x\n", rc);
+
+ printf("=== end: %s ===\n", __func__);
+}
+
+
+/****************************
+ * test_tinit_timeout_retrans
+ ****************************/
+static unsigned int _tinit_timeout_retrans_user_rx_prim = 0;
+static int _tinit_timeout_retrans_user_prim_cb(struct osmo_prim_hdr *oph, void *ctx)
+{
+ struct osmo_iuup_rnl_prim *irp = (struct osmo_iuup_rnl_prim *)oph;
+ printf("%s()\n", __func__);
+
+ OSMO_ASSERT(OSMO_PRIM_HDR(&irp->oph) == OSMO_PRIM(OSMO_IUUP_RNL_STATUS, PRIM_OP_INDICATION));
+
+ OSMO_ASSERT(irp->u.status.procedure == IUUP_PROC_ERR_EVENT);
+ OSMO_ASSERT(irp->u.status.u.error_event.cause == IUUP_ERR_CAUSE_INIT_FAILURE_NET_TMR);
+ OSMO_ASSERT(irp->u.status.u.error_event.distance == IUUP_ERR_DIST_LOCAL);
+ _tinit_timeout_retrans_user_rx_prim++;
+ msgb_free(oph->msg);
+ return 0;
+}
+static unsigned int _tinit_timeout_retrans_transport_rx_prim = 0;
+static int _tinit_timeout_retrans_transport_prim_cb(struct osmo_prim_hdr *oph, void *ctx)
+{
+ struct osmo_iuup_tnl_prim *itp = (struct osmo_iuup_tnl_prim *)oph;
+ struct msgb *msg = oph->msg;
+
+ printf("%s()\n", __func__);
+ OSMO_ASSERT(OSMO_PRIM_HDR(&itp->oph) == OSMO_PRIM(OSMO_IUUP_TNL_UNITDATA, PRIM_OP_REQUEST));
+ printf("Transport: DL len=%u: %s\n", msgb_l2len(msg),
+ osmo_hexdump((const unsigned char *) msgb_l2(msg), msgb_l2len(msg)));
+ _tinit_timeout_retrans_transport_rx_prim++;
+
+ msgb_free(msg);
+ return 0;
+}
+void test_tinit_timeout_retrans(void)
+{
+ struct osmo_iuup_instance *iui;
+ struct osmo_iuup_rnl_prim *rnp;
+ int rc, i;
+
+ iui = osmo_iuup_instance_alloc(iuup_test_ctx, __func__);
+ OSMO_ASSERT(iui);
+ osmo_iuup_instance_set_user_prim_cb(iui, _tinit_timeout_retrans_user_prim_cb, NULL);
+ osmo_iuup_instance_set_transport_prim_cb(iui, _tinit_timeout_retrans_transport_prim_cb, NULL);
+
+ clock_override_set(0, 0);
+
+ /* Tx CONFIG.req */
+ rnp = osmo_iuup_rnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_RNL_CONFIG, PRIM_OP_REQUEST, IUUP_MSGB_SIZE);
+ rnp->u.config = def_configure_req;
+ OSMO_ASSERT((rc = osmo_iuup_rnl_prim_down(iui, rnp)) == 0);
+ /* STATUS-INIT.req is transmitted automatically: */
+ OSMO_ASSERT(_tinit_timeout_retrans_transport_rx_prim == 1);
+
+ /* After one sec, INITIALIZATION msg is retransmitted */
+ for (i = 1; i < IUUP_TIMER_INIT_N_DEFAULT + 1; i++) {
+ clock_override_set(0, IUUP_TIMER_INIT_T_DEFAULT*1000 * i);
+ osmo_select_main(0);
+ OSMO_ASSERT(_tinit_timeout_retrans_transport_rx_prim == i + 1);
+ }
+ /* Last one should send an error event: */
+ OSMO_ASSERT(_tinit_timeout_retrans_user_rx_prim == 0);
+ clock_override_set(0, IUUP_TIMER_INIT_T_DEFAULT*1000 * i);
+ osmo_select_main(0);
+ OSMO_ASSERT(_tinit_timeout_retrans_transport_rx_prim == i);
+ OSMO_ASSERT(_tinit_timeout_retrans_user_rx_prim == 1);
+
+ /* Nothing else is received afterwards. osmo_select_main() will block forever. */
+ /*clock_override_set(i + 1, 0);
+ osmo_select_main(0);
+ OSMO_ASSERT(_tinit_timeout_retrans_transport_rx_prim == i);
+ OSMO_ASSERT(_tinit_timeout_retrans_user_rx_prim == 1);*/
+
+ osmo_iuup_instance_free(iui);
+}
+
+/****************************
+ * test_tinit_nack
+ ****************************/
+static unsigned int _init_nack_retrans_user_rx_prim = 0;
+static int _init_nack_retrans_user_prim_cb(struct osmo_prim_hdr *oph, void *ctx)
+{
+ struct osmo_iuup_rnl_prim *irp = (struct osmo_iuup_rnl_prim *)oph;
+
+ printf("%s()\n", __func__);
+
+ OSMO_ASSERT(OSMO_PRIM_HDR(&irp->oph) == OSMO_PRIM(OSMO_IUUP_RNL_STATUS, PRIM_OP_INDICATION));
+
+ OSMO_ASSERT(irp->u.status.procedure == IUUP_PROC_ERR_EVENT);
+ OSMO_ASSERT(irp->u.status.u.error_event.cause == IUUP_ERR_CAUSE_INIT_FAILURE_REP_NACK);
+ OSMO_ASSERT(irp->u.status.u.error_event.distance == IUUP_ERR_DIST_SECOND_FWD);
+ _init_nack_retrans_user_rx_prim++;
+ msgb_free(oph->msg);
+ return 0;
+}
+static int _init_nack_retrans_transport_rx_prim = 0;
+static int _init_nack_retrans_transport_prim_cb(struct osmo_prim_hdr *oph, void *ctx)
+{
+ struct osmo_iuup_tnl_prim *itp = (struct osmo_iuup_tnl_prim *)oph;
+ struct msgb *msg = oph->msg;
+
+ printf("%s()\n", __func__);
+ OSMO_ASSERT(OSMO_PRIM_HDR(&itp->oph) == OSMO_PRIM(OSMO_IUUP_TNL_UNITDATA, PRIM_OP_REQUEST));
+ printf("Transport: DL len=%u: %s\n", msgb_l2len(msg),
+ osmo_hexdump((const unsigned char *) msgb_l2(msg), msgb_l2len(msg)));
+ _init_nack_retrans_transport_rx_prim++;
+
+ msgb_free(msg);
+ return 0;
+}
+void test_init_nack_retrans(void)
+{
+ struct osmo_iuup_instance *iui;
+ struct osmo_iuup_rnl_prim *rnp;
+ struct osmo_iuup_tnl_prim *tnp;
+ int rc, i;
+
+ iui = osmo_iuup_instance_alloc(iuup_test_ctx, __func__);
+ OSMO_ASSERT(iui);
+ osmo_iuup_instance_set_user_prim_cb(iui, _init_nack_retrans_user_prim_cb, NULL);
+ osmo_iuup_instance_set_transport_prim_cb(iui, _init_nack_retrans_transport_prim_cb, NULL);
+
+ clock_override_set(0, 0);
+
+ /* Tx CONFIG.req */
+ rnp = osmo_iuup_rnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_RNL_CONFIG, PRIM_OP_REQUEST, IUUP_MSGB_SIZE);
+ rnp->u.config = def_configure_req;
+ OSMO_ASSERT((rc = osmo_iuup_rnl_prim_down(iui, rnp)) == 0);
+ /* STATUS-INIT.req is transmitted automatically: */
+ OSMO_ASSERT(_init_nack_retrans_transport_rx_prim == 1);
+
+ /* After one sec, INITIALIZATION msg is retransmitted */
+ for (i = 1; i < IUUP_TIMER_INIT_N_DEFAULT + 1; i++) {
+ /* Send NACK: */
+ tnp = itp_ctrl_nack_alloc(IUUP_PROC_INIT, IUUP_ERR_CAUSE_MODE_VERSION_NOT_SUPPORTED, 0);
+ OSMO_ASSERT((rc = osmo_iuup_tnl_prim_up(iui, tnp)) == 0);
+ /* A new INIT is retransmitted: */
+ OSMO_ASSERT(_init_nack_retrans_transport_rx_prim == i + 1);
+ }
+ /* Last one should send an error event: */
+ OSMO_ASSERT(_init_nack_retrans_user_rx_prim == 0);
+ tnp = itp_ctrl_nack_alloc(IUUP_PROC_INIT, IUUP_ERR_CAUSE_MODE_VERSION_NOT_SUPPORTED, 0);
+ OSMO_ASSERT((rc = osmo_iuup_tnl_prim_up(iui, tnp)) == 0);
+ OSMO_ASSERT(_init_nack_retrans_transport_rx_prim == i);
+ OSMO_ASSERT(_init_nack_retrans_user_rx_prim == 1);
+
+ /* Nothing else is received afterwards. osmo_select_main() will block forever. */
+
+ osmo_iuup_instance_free(iui);
+}
+
+
+/****************************
+ * test_init_ack
+ ****************************/
+static unsigned int _init_ack_user_rx_prim = 0;
+static int _init_ack_user_prim_cb(struct osmo_prim_hdr *oph, void *ctx)
+{
+ struct osmo_iuup_rnl_prim *irp = (struct osmo_iuup_rnl_prim *)oph;
+ struct msgb *msg = oph->msg;
+
+ printf("%s()\n", __func__);
+
+ OSMO_ASSERT(OSMO_PRIM_HDR(&irp->oph) == OSMO_PRIM(OSMO_IUUP_RNL_DATA, PRIM_OP_INDICATION));
+ printf("User: UL len=%u: %s\n", msgb_l3len(msg),
+ osmo_hexdump((const unsigned char *) msgb_l3(msg), msgb_l3len(msg)));
+
+ _init_ack_user_rx_prim++;
+ msgb_free(oph->msg);
+ return 0;
+}
+static int _init_ack_transport_rx_prim = 0;
+static int _init_ack_transport_prim_cb(struct osmo_prim_hdr *oph, void *ctx)
+{
+ struct osmo_iuup_tnl_prim *itp = (struct osmo_iuup_tnl_prim *)oph;
+ struct msgb *msg = oph->msg;
+
+ printf("%s()\n", __func__);
+ OSMO_ASSERT(OSMO_PRIM_HDR(&itp->oph) == OSMO_PRIM(OSMO_IUUP_TNL_UNITDATA, PRIM_OP_REQUEST));
+ printf("Transport: DL len=%u: %s\n", msgb_l2len(msg),
+ osmo_hexdump((const unsigned char *) msgb_l2(msg), msgb_l2len(msg)));
+ _init_ack_transport_rx_prim++;
+
+ msgb_free(msg);
+ return 0;
+}
+void test_init_ack(void)
+{
+ struct osmo_iuup_instance *iui;
+ struct osmo_iuup_rnl_prim *rnp;
+ struct osmo_iuup_tnl_prim *tnp;
+ struct iuup_pdutype0_hdr *hdr0;
+ int rc;
+
+ iui = osmo_iuup_instance_alloc(iuup_test_ctx, __func__);
+ OSMO_ASSERT(iui);
+ osmo_iuup_instance_set_user_prim_cb(iui, _init_ack_user_prim_cb, NULL);
+ osmo_iuup_instance_set_transport_prim_cb(iui, _init_ack_transport_prim_cb, NULL);
+
+ clock_override_set(0, 0);
+
+ /* Tx CONFIG.req */
+ rnp = osmo_iuup_rnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_RNL_CONFIG, PRIM_OP_REQUEST, IUUP_MSGB_SIZE);
+ rnp->u.config = def_configure_req;
+ OSMO_ASSERT((rc = osmo_iuup_rnl_prim_down(iui, rnp)) == 0);
+ /* STATUS-INIT.req is transmitted automatically: */
+ OSMO_ASSERT(_init_ack_transport_rx_prim == 1);
+
+ /* Send ACK: */
+ tnp = itp_ctrl_ack_alloc(IUUP_PROC_INIT, 0);
+ OSMO_ASSERT((rc = osmo_iuup_tnl_prim_up(iui, tnp)) == 0);
+ OSMO_ASSERT(_init_ack_transport_rx_prim == 1); /* Make sure there's no retrans */
+ OSMO_ASSERT(_init_ack_user_rx_prim == 0); /* Make sure there's no error event */
+
+ /* Send IuUP incoming data to the implementation: */
+ tnp = osmo_iuup_tnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_TNL_UNITDATA, PRIM_OP_INDICATION, IUUP_MSGB_SIZE);
+ tnp->oph.msg->l2h = msgb_put(tnp->oph.msg, sizeof(iuup_data));
+ hdr0 = (struct iuup_pdutype0_hdr *)msgb_l2(tnp->oph.msg);
+ memcpy(hdr0, iuup_data, sizeof(iuup_data));
+ OSMO_ASSERT((rc = osmo_iuup_tnl_prim_up(iui, tnp)) == 0);
+ /* We receive it in RNL: */
+ OSMO_ASSERT(_init_ack_user_rx_prim == 1);
+
+ /* Now in opposite direction, RNL->[IuuP]->TNL: */
+ rnp = osmo_iuup_rnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_RNL_DATA, PRIM_OP_REQUEST, IUUP_MSGB_SIZE);
+ rnp->u.data.rfci = 0;
+ rnp->u.data.frame_nr = 1;
+ rnp->u.data.fqc = IUUP_FQC_FRAME_GOOD;
+ rnp->oph.msg->l3h = msgb_put(rnp->oph.msg, sizeof(iuup_data) - 4);
+ memcpy(rnp->oph.msg->l3h, iuup_data + 4, sizeof(iuup_data) - 4);
+ OSMO_ASSERT((rc = osmo_iuup_rnl_prim_down(iui, rnp)) == 0);
+ OSMO_ASSERT(_init_ack_transport_rx_prim == 2); /* We receive data in TNL */
+
+ osmo_iuup_instance_free(iui);
+}
+
+/****************************
+ * test_passive_init
+ ****************************/
+static unsigned int _passive_init_user_rx_prim = 0;
+static int _passive_init_user_prim_cb(struct osmo_prim_hdr *oph, void *ctx)
+{
+ struct osmo_iuup_rnl_prim *irp = (struct osmo_iuup_rnl_prim *)oph;
+ struct msgb *msg = oph->msg;
+
+ printf("%s()\n", __func__);
+
+ switch (_passive_init_user_rx_prim) {
+ case 0:
+ OSMO_ASSERT(OSMO_PRIM_HDR(&irp->oph) == OSMO_PRIM(OSMO_IUUP_RNL_STATUS, PRIM_OP_INDICATION));
+ OSMO_ASSERT(irp->u.status.procedure == IUUP_PROC_INIT);
+ break;
+ case 1:
+ default:
+ OSMO_ASSERT(OSMO_PRIM_HDR(&irp->oph) == OSMO_PRIM(OSMO_IUUP_RNL_DATA, PRIM_OP_INDICATION));
+ printf("User: UL len=%u: %s\n", msgb_l3len(msg),
+ osmo_hexdump((const unsigned char *) msgb_l3(msg), msgb_l3len(msg)));
+ }
+
+ _passive_init_user_rx_prim++;
+ msgb_free(oph->msg);
+ return 0;
+}
+static int _passive_init_transport_rx_prim = 0;
+static int _passive_init_transport_prim_cb(struct osmo_prim_hdr *oph, void *ctx)
+{
+ struct osmo_iuup_tnl_prim *itp = (struct osmo_iuup_tnl_prim *)oph;
+ struct msgb *msg;
+
+ printf("%s()\n", __func__);
+ msg = oph->msg;
+ OSMO_ASSERT(OSMO_PRIM_HDR(&itp->oph) == OSMO_PRIM(OSMO_IUUP_TNL_UNITDATA, PRIM_OP_REQUEST));
+ printf("Transport: DL len=%u: %s\n", msgb_l2len(msg),
+ osmo_hexdump((const unsigned char *) msgb_l2(msg), msgb_l2len(msg)));
+ _passive_init_transport_rx_prim++;
+
+ msgb_free(msg);
+ return 0;
+}
+void test_passive_init(void)
+{
+ /* Here we check the passive INIT code path, aka receiving INIT and returning INIT_ACK/NACK */
+ struct osmo_iuup_instance *iui;
+ struct osmo_iuup_rnl_prim *rnp;
+ struct osmo_iuup_tnl_prim *tnp;
+ struct iuup_pdutype14_hdr *hdr14;
+ struct iuup_pdutype0_hdr *hdr0;
+ int rc;
+
+ iui = osmo_iuup_instance_alloc(iuup_test_ctx, __func__);
+ OSMO_ASSERT(iui);
+ osmo_iuup_instance_set_user_prim_cb(iui, _passive_init_user_prim_cb, NULL);
+ osmo_iuup_instance_set_transport_prim_cb(iui, _passive_init_transport_prim_cb, NULL);
+
+ clock_override_set(0, 0);
+
+ /* Tx CONFIG.req */
+ rnp = osmo_iuup_rnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_RNL_CONFIG, PRIM_OP_REQUEST, IUUP_MSGB_SIZE);
+ rnp->u.config = def_configure_req;
+ rnp->u.config.active = false;
+ OSMO_ASSERT((rc = osmo_iuup_rnl_prim_down(iui, rnp)) == 0);
+ /* STATUS-INIT.req is NOT transmitted automatically: */
+ OSMO_ASSERT(_passive_init_transport_rx_prim == 0);
+
+ /* Send Init: */
+ tnp = osmo_iuup_tnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_TNL_UNITDATA, PRIM_OP_INDICATION, IUUP_MSGB_SIZE);
+ tnp->oph.msg->l2h = msgb_put(tnp->oph.msg, sizeof(iuup_initialization));
+ hdr14 = (struct iuup_pdutype14_hdr *)msgb_l2(tnp->oph.msg);
+ memcpy(hdr14, iuup_initialization, sizeof(iuup_initialization));
+ OSMO_ASSERT((rc = osmo_iuup_tnl_prim_up(iui, tnp)) == 0);
+ OSMO_ASSERT(_passive_init_transport_rx_prim == 1); /* We receive an Init ACK */
+ OSMO_ASSERT(_passive_init_user_rx_prim == 1); /* We receive the Status-Init.ind */
+
+ /* Send IuUP incoming data to the implementation: */
+ tnp = osmo_iuup_tnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_TNL_UNITDATA, PRIM_OP_INDICATION, IUUP_MSGB_SIZE);
+ tnp->oph.msg->l2h = msgb_put(tnp->oph.msg, sizeof(iuup_data));
+ hdr0 = (struct iuup_pdutype0_hdr *)msgb_l2(tnp->oph.msg);
+ memcpy(hdr0, iuup_data, sizeof(iuup_data));
+ OSMO_ASSERT((rc = osmo_iuup_tnl_prim_up(iui, tnp)) == 0);
+ /* We receive it in RNL: */
+ OSMO_ASSERT(_passive_init_user_rx_prim == 2);
+
+ /* Now in opposite direction, RNL->[IuuP]->TNL: */
+ rnp = osmo_iuup_rnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_RNL_DATA, PRIM_OP_REQUEST, IUUP_MSGB_SIZE);
+ rnp->u.data.rfci = 0;
+ rnp->u.data.frame_nr = 1;
+ rnp->u.data.fqc = IUUP_FQC_FRAME_GOOD;
+ rnp->oph.msg->l3h = msgb_put(rnp->oph.msg, sizeof(iuup_data) - 4);
+ memcpy(rnp->oph.msg->l3h, iuup_data + 4, sizeof(iuup_data) - 4);
+ OSMO_ASSERT((rc = osmo_iuup_rnl_prim_down(iui, rnp)) == 0);
+ OSMO_ASSERT(_passive_init_transport_rx_prim == 2); /* We receive data in TNL */
+
+ osmo_iuup_instance_free(iui);
+}
+
+/****************************
+ * test_passive_init_retrans
+ ****************************/
+static unsigned int _passive_init_retrans_user_rx_prim = 0;
+static int _passive_init_retrans_user_prim_cb(struct osmo_prim_hdr *oph, void *ctx)
+{
+ struct osmo_iuup_rnl_prim *irp = (struct osmo_iuup_rnl_prim *)oph;
+ struct msgb *msg = oph->msg;
+
+ printf("%s()\n", __func__);
+
+ switch (_passive_init_retrans_user_rx_prim) {
+ case 0:
+ case 1:
+ OSMO_ASSERT(OSMO_PRIM_HDR(&irp->oph) == OSMO_PRIM(OSMO_IUUP_RNL_STATUS, PRIM_OP_INDICATION));
+ OSMO_ASSERT(irp->u.status.procedure == IUUP_PROC_INIT);
+ break;
+ case 2:
+ default:
+ OSMO_ASSERT(OSMO_PRIM_HDR(&irp->oph) == OSMO_PRIM(OSMO_IUUP_RNL_DATA, PRIM_OP_INDICATION));
+ printf("User: UL len=%u: %s\n", msgb_l3len(msg),
+ osmo_hexdump((const unsigned char *) msgb_l3(msg), msgb_l3len(msg)));
+ }
+
+ _passive_init_retrans_user_rx_prim++;
+ msgb_free(oph->msg);
+ return 0;
+}
+void test_passive_init_retrans(void)
+{
+ /* Here we check the passive INIT code path, aka receiving INIT and
+ * returning INIT_ACK/NACK. We emulate the peer not receiving the INIT
+ * ACK and hence retransmitting the INIT. The IuUP stack should then
+ * push the new INIT info up the stack and ACK it. */
+ struct osmo_iuup_instance *iui;
+ struct osmo_iuup_rnl_prim *rnp;
+ struct osmo_iuup_tnl_prim *tnp;
+ struct iuup_pdutype14_hdr *hdr14;
+ struct iuup_pdutype0_hdr *hdr0;
+ int rc;
+
+ /* reset global var, we reuse it together wth callback from test_passive_init(): */
+ _passive_init_transport_rx_prim = 0;
+
+ iui = osmo_iuup_instance_alloc(iuup_test_ctx, __func__);
+ OSMO_ASSERT(iui);
+ osmo_iuup_instance_set_user_prim_cb(iui, _passive_init_retrans_user_prim_cb, NULL);
+ osmo_iuup_instance_set_transport_prim_cb(iui, _passive_init_transport_prim_cb, NULL);
+
+ clock_override_set(0, 0);
+
+ /* Tx CONFIG.req */
+ rnp = osmo_iuup_rnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_RNL_CONFIG, PRIM_OP_REQUEST, IUUP_MSGB_SIZE);
+ rnp->u.config = def_configure_req;
+ rnp->u.config.active = false;
+ OSMO_ASSERT((rc = osmo_iuup_rnl_prim_down(iui, rnp)) == 0);
+ /* STATUS-INIT.req is NOT transmitted automatically: */
+ OSMO_ASSERT(_passive_init_transport_rx_prim == 0);
+
+ /* Send Init: */
+ tnp = osmo_iuup_tnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_TNL_UNITDATA, PRIM_OP_INDICATION, IUUP_MSGB_SIZE);
+ tnp->oph.msg->l2h = msgb_put(tnp->oph.msg, sizeof(iuup_initialization));
+ hdr14 = (struct iuup_pdutype14_hdr *)msgb_l2(tnp->oph.msg);
+ memcpy(hdr14, iuup_initialization, sizeof(iuup_initialization));
+ OSMO_ASSERT((rc = osmo_iuup_tnl_prim_up(iui, tnp)) == 0);
+ OSMO_ASSERT(_passive_init_transport_rx_prim == 1); /* We receive an Init ACK */
+ OSMO_ASSERT(_passive_init_retrans_user_rx_prim == 1); /* We receive the Status-Init.ind */
+
+ /* Send Init (retrans): */
+ tnp = osmo_iuup_tnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_TNL_UNITDATA, PRIM_OP_INDICATION, IUUP_MSGB_SIZE);
+ tnp->oph.msg->l2h = msgb_put(tnp->oph.msg, sizeof(iuup_initialization));
+ hdr14 = (struct iuup_pdutype14_hdr *)msgb_l2(tnp->oph.msg);
+ memcpy(hdr14, iuup_initialization, sizeof(iuup_initialization));
+ OSMO_ASSERT((rc = osmo_iuup_tnl_prim_up(iui, tnp)) == 0);
+ OSMO_ASSERT(_passive_init_transport_rx_prim == 2); /* We receive another Init ACK */
+ OSMO_ASSERT(_passive_init_retrans_user_rx_prim == 2); /* We receive another Status-Init.ind */
+
+ /* Send IuUP incoming data to the implementation: */
+ tnp = osmo_iuup_tnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_TNL_UNITDATA, PRIM_OP_INDICATION, IUUP_MSGB_SIZE);
+ tnp->oph.msg->l2h = msgb_put(tnp->oph.msg, sizeof(iuup_data));
+ hdr0 = (struct iuup_pdutype0_hdr *)msgb_l2(tnp->oph.msg);
+ memcpy(hdr0, iuup_data, sizeof(iuup_data));
+ OSMO_ASSERT((rc = osmo_iuup_tnl_prim_up(iui, tnp)) == 0);
+ /* We receive it in RNL: */
+ OSMO_ASSERT(_passive_init_retrans_user_rx_prim == 3);
+
+ /* Now in opposite direction, RNL->[IuuP]->TNL: */
+ rnp = osmo_iuup_rnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_RNL_DATA, PRIM_OP_REQUEST, IUUP_MSGB_SIZE);
+ rnp->u.data.rfci = 0;
+ rnp->u.data.frame_nr = 1;
+ rnp->u.data.fqc = IUUP_FQC_FRAME_GOOD;
+ rnp->oph.msg->l3h = msgb_put(rnp->oph.msg, sizeof(iuup_data) - 4);
+ memcpy(rnp->oph.msg->l3h, iuup_data + 4, sizeof(iuup_data) - 4);
+ OSMO_ASSERT((rc = osmo_iuup_rnl_prim_down(iui, rnp)) == 0);
+ OSMO_ASSERT(_passive_init_transport_rx_prim == 3); /* We receive data in TNL */
+
+ osmo_iuup_instance_free(iui);
+}
+
+static int _decode_passive_init_2_rfci_no_iptis_user_prim_cb(struct osmo_prim_hdr *oph, void *ctx)
+{
+ struct osmo_iuup_rnl_prim *irp = (struct osmo_iuup_rnl_prim *)oph;
+ printf("%s(): Initialization decoded fine!\n", __func__);
+ OSMO_ASSERT(OSMO_PRIM_HDR(&irp->oph) == OSMO_PRIM(OSMO_IUUP_RNL_STATUS, PRIM_OP_INDICATION));
+ OSMO_ASSERT(irp->u.status.procedure == IUUP_PROC_INIT);
+ OSMO_ASSERT(irp->u.status.u.initialization.num_rfci == 2);
+ OSMO_ASSERT(irp->u.status.u.initialization.num_subflows == 3);
+ OSMO_ASSERT(irp->u.status.u.initialization.data_pdu_type == 0);
+ OSMO_ASSERT(irp->u.status.u.initialization.IPTIs_present == false);
+ msgb_free(oph->msg);
+ return 0;
+}
+static int _decode_passive_init_2_rfci_no_iptis_transport_prim_cb(struct osmo_prim_hdr *oph, void *ctx)
+{
+ struct osmo_iuup_tnl_prim *itp = (struct osmo_iuup_tnl_prim *)oph;
+ struct msgb *msg;
+ struct iuup_pdutype14_hdr *hdr;
+
+ printf("%s()\n", __func__);
+ msg = oph->msg;
+ OSMO_ASSERT(OSMO_PRIM_HDR(&itp->oph) == OSMO_PRIM(OSMO_IUUP_TNL_UNITDATA, PRIM_OP_REQUEST));
+ printf("Transport: DL len=%u: %s\n", msgb_l2len(msg),
+ osmo_hexdump((const unsigned char *) msgb_l2(msg), msgb_l2len(msg)));
+ hdr = msgb_l2(msg);
+ OSMO_ASSERT(hdr->pdu_type == IUUP_PDU_T_CONTROL);
+ OSMO_ASSERT(hdr->ack_nack == IUUP_AN_ACK);
+ msgb_free(msg);
+ return 0;
+}
+void test_decode_passive_init_2_rfci_no_iptis(void)
+{
+ /* Here we check the passive INIT code path, aka receiving INIT and returning INIT_ACK/NACK */
+ struct osmo_iuup_instance *iui;
+ struct osmo_iuup_rnl_prim *rnp;
+ struct osmo_iuup_tnl_prim *tnp;
+ struct iuup_pdutype14_hdr *hdr14;
+ int rc;
+
+ /* Frame 46, "Initialization", SYS#5969 call4_Iu_Iuh.pcap
+ 1110 .... = PDU Type: Control Procedure (14)
+ .... 00.. = Ack/Nack: Procedure (0)
+ .... ..00 = Frame Number: 0
+ 0000 .... = Mode Version: 0x0
+ .... 0000 = Procedure: Initialization (0)
+ 1101 11.. = Header CRC: 0x37 [correct]
+ .... ..01 1011 0100 = Payload CRC: 0x1b4
+ 000. .... = Spare: 0x0
+ ...0 .... = TI: IPTIs not present (0)
+ .... 011. = Subflows: 3
+ .... ...0 = Chain Indicator: this frame is the last frame for the procedure (0)
+ RFCI 1 Initialization
+ 0... .... = RFCI 0 LRI: Not last RFCI (0x0)
+ .0.. .... = RFCI 0 LI: one octet used (0x0)
+ ..00 0001 = RFCI 0: 1
+ RFCI 0 Flow 0 Len: 81
+ RFCI 0 Flow 1 Len: 103
+ RFCI 0 Flow 2 Len: 60
+ RFCI 6 Initialization
+ 1... .... = RFCI 1 LRI: Last RFCI in current frame (0x1)
+ .0.. .... = RFCI 1 LI: one octet used (0x0)
+ ..00 0110 = RFCI 1: 6
+ RFCI 1 Flow 0 Len: 39
+ RFCI 1 Flow 1 Len: 0
+ RFCI 1 Flow 2 Len: 0
+ Iu UP Mode Versions Supported: 0x0001
+ 0... .... .... .... = Version 16: not supported (0x0)
+ .0.. .... .... .... = Version 15: not supported (0x0)
+ ..0. .... .... .... = Version 14: not supported (0x0)
+ ...0 .... .... .... = Version 13: not supported (0x0)
+ .... 0... .... .... = Version 12: not supported (0x0)
+ .... .0.. .... .... = Version 11: not supported (0x0)
+ .... ..0. .... .... = Version 10: not supported (0x0)
+ .... ...0 .... .... = Version 9: not supported (0x0)
+ .... .... 0... .... = Version 8: not supported (0x0)
+ .... .... .0.. .... = Version 7: not supported (0x0)
+ .... .... ..0. .... = Version 6: not supported (0x0)
+ .... .... ...0 .... = Version 5: not supported (0x0)
+ .... .... .... 0... = Version 4: not supported (0x0)
+ .... .... .... .0.. = Version 3: not supported (0x0)
+ .... .... .... ..0. = Version 2: not supported (0x0)
+ .... .... .... ...1 = Version 1: supported (0x1)
+ 0000 .... = RFCI Data Pdu Type: PDU type 0 (0x0)
+ */
+ const uint8_t iuup_init[] = {
+ 0xe0, 0x00, 0xdd, 0xb4, 0x06, 0x01, 0x51, 0x67, 0x3c, 0x86, 0x27,
+ 0x00, 0x00, 0x00, 0x01, 0x00
+ };
+
+ iui = osmo_iuup_instance_alloc(iuup_test_ctx, __func__);
+ OSMO_ASSERT(iui);
+ osmo_iuup_instance_set_user_prim_cb(iui, _decode_passive_init_2_rfci_no_iptis_user_prim_cb, NULL);
+ osmo_iuup_instance_set_transport_prim_cb(iui, _decode_passive_init_2_rfci_no_iptis_transport_prim_cb, NULL);
+
+ clock_override_set(0, 0);
+
+ /* Tx CONFIG.req */
+ rnp = osmo_iuup_rnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_RNL_CONFIG, PRIM_OP_REQUEST, IUUP_MSGB_SIZE);
+ rnp->u.config = def_configure_req;
+ rnp->u.config.active = false;
+
+ rc = osmo_iuup_rnl_prim_down(iui, rnp);
+ OSMO_ASSERT(rc == 0);
+
+ /* Send Init: */
+ tnp = osmo_iuup_tnl_prim_alloc(iuup_test_ctx, OSMO_IUUP_TNL_UNITDATA, PRIM_OP_INDICATION, IUUP_MSGB_SIZE);
+ tnp->oph.msg->l2h = msgb_put(tnp->oph.msg, sizeof(iuup_init));
+ hdr14 = (struct iuup_pdutype14_hdr *)msgb_l2(tnp->oph.msg);
+ memcpy(hdr14, iuup_init, sizeof(iuup_init));
+
+ rc = osmo_iuup_tnl_prim_up(iui, tnp);
+ OSMO_ASSERT(rc == 0);
+
+ osmo_iuup_instance_free(iui);
+}
+
+int main(int argc, char **argv)
+{
+ iuup_test_ctx = talloc_named_const(NULL, 0, "iuup_test");
+ osmo_init_logging2(iuup_test_ctx, NULL);
+ log_set_print_filename2(osmo_stderr_target, LOG_FILENAME_NONE);
+ log_set_print_category(osmo_stderr_target, 1);
+ log_set_print_category_hex(osmo_stderr_target, 0);
+ log_set_use_color(osmo_stderr_target, 0);
+ log_set_category_filter(osmo_stderr_target, DLIUUP, 1, LOGL_DEBUG);
+ osmo_fsm_log_addr(false);
+
+ osmo_gettimeofday_override = true;
+
+ test_crc();
+ test_tinit_timeout_retrans();
+ test_init_nack_retrans();
+ test_init_ack();
+ test_passive_init();
+ test_passive_init_retrans();
+ test_decode_passive_init_2_rfci_no_iptis();
+
+ printf("OK.\n");
+}
diff --git a/tests/iuup/iuup_test.err b/tests/iuup/iuup_test.err
new file mode 100644
index 00000000..fe1ed397
--- /dev/null
+++ b/tests/iuup/iuup_test.err
@@ -0,0 +1,55 @@
+DLIUUP IuUP(test_tinit_timeout_retrans){NULL}: Allocated
+DLIUUP IuUP(test_tinit_timeout_retrans){NULL}: Received Event IuUP-CONFIG-req
+DLIUUP IuUP(test_tinit_timeout_retrans){NULL}: state_chg to Initialisation
+DLIUUP IuUP(test_tinit_timeout_retrans){Initialisation}: Timeout of T1
+DLIUUP IuUP(test_tinit_timeout_retrans){Initialisation}: Timeout of T1
+DLIUUP IuUP(test_tinit_timeout_retrans){Initialisation}: Timeout of T1
+DLIUUP IuUP(test_tinit_timeout_retrans){Initialisation}: Timeout of T1
+DLIUUP IuUP(test_tinit_timeout_retrans){Initialisation}: Deallocated
+DLIUUP IuUP(test_init_nack_retrans){NULL}: Allocated
+DLIUUP IuUP(test_init_nack_retrans){NULL}: Received Event IuUP-CONFIG-req
+DLIUUP IuUP(test_init_nack_retrans){NULL}: state_chg to Initialisation
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Received Event INIT_NACK
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Rx Initialization NACK N=0/3
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Received Event INIT_NACK
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Rx Initialization NACK N=1/3
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Received Event INIT_NACK
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Rx Initialization NACK N=2/3
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Received Event INIT_NACK
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Rx Initialization NACK N=3/3
+DLIUUP IuUP(test_init_nack_retrans){Initialisation}: Deallocated
+DLIUUP IuUP(test_init_ack){NULL}: Allocated
+DLIUUP IuUP(test_init_ack){NULL}: Received Event IuUP-CONFIG-req
+DLIUUP IuUP(test_init_ack){NULL}: state_chg to Initialisation
+DLIUUP IuUP(test_init_ack){Initialisation}: Received Event LAST_INIT_ACK
+DLIUUP IuUP(test_init_ack){Initialisation}: state_chg to SMpSDU_Data_Transfer_Ready
+DLIUUP IuUP(test_init_ack){SMpSDU_Data_Transfer_Ready}: Received Event IuUP-DATA-ind
+DLIUUP IuUP(test_init_ack){SMpSDU_Data_Transfer_Ready}: Received Event IuUP-DATA-req
+DLIUUP IuUP(test_init_ack){SMpSDU_Data_Transfer_Ready}: Deallocated
+DLIUUP IuUP(test_passive_init){NULL}: Allocated
+DLIUUP IuUP(test_passive_init){NULL}: Received Event IuUP-CONFIG-req
+DLIUUP IuUP(test_passive_init){NULL}: state_chg to Initialisation
+DLIUUP IuUP(test_passive_init){Initialisation}: Received Event INIT
+DLIUUP IuUP(test_passive_init){Initialisation}: Tx Initialization ACK
+DLIUUP IuUP(test_passive_init){Initialisation}: state_chg to SMpSDU_Data_Transfer_Ready
+DLIUUP IuUP(test_passive_init){SMpSDU_Data_Transfer_Ready}: Received Event IuUP-DATA-ind
+DLIUUP IuUP(test_passive_init){SMpSDU_Data_Transfer_Ready}: Received Event IuUP-DATA-req
+DLIUUP IuUP(test_passive_init){SMpSDU_Data_Transfer_Ready}: Deallocated
+DLIUUP IuUP(test_passive_init_retrans){NULL}: Allocated
+DLIUUP IuUP(test_passive_init_retrans){NULL}: Received Event IuUP-CONFIG-req
+DLIUUP IuUP(test_passive_init_retrans){NULL}: state_chg to Initialisation
+DLIUUP IuUP(test_passive_init_retrans){Initialisation}: Received Event INIT
+DLIUUP IuUP(test_passive_init_retrans){Initialisation}: Tx Initialization ACK
+DLIUUP IuUP(test_passive_init_retrans){Initialisation}: state_chg to SMpSDU_Data_Transfer_Ready
+DLIUUP IuUP(test_passive_init_retrans){SMpSDU_Data_Transfer_Ready}: Received Event INIT
+DLIUUP IuUP(test_passive_init_retrans){SMpSDU_Data_Transfer_Ready}: Tx Initialization ACK
+DLIUUP IuUP(test_passive_init_retrans){SMpSDU_Data_Transfer_Ready}: Received Event IuUP-DATA-ind
+DLIUUP IuUP(test_passive_init_retrans){SMpSDU_Data_Transfer_Ready}: Received Event IuUP-DATA-req
+DLIUUP IuUP(test_passive_init_retrans){SMpSDU_Data_Transfer_Ready}: Deallocated
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){NULL}: Allocated
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){NULL}: Received Event IuUP-CONFIG-req
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){NULL}: state_chg to Initialisation
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){Initialisation}: Received Event INIT
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){Initialisation}: Tx Initialization ACK
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){Initialisation}: state_chg to SMpSDU_Data_Transfer_Ready
+DLIUUP IuUP(test_decode_passive_init_2_rfci_no_iptis){SMpSDU_Data_Transfer_Ready}: Deallocated
diff --git a/tests/iuup/iuup_test.ok b/tests/iuup/iuup_test.ok
new file mode 100644
index 00000000..57baba9c
--- /dev/null
+++ b/tests/iuup/iuup_test.ok
@@ -0,0 +1,61 @@
+=== start: test_crc ===
+iuup_initialization: Header CRC = 0x37
+iuup_initialization: Payload CRC = 0x399
+iuup_initialization_ack: Header CRC = 0x09
+iuup_initialization_ack: Payload CRC = 0x399
+=== end: test_crc ===
+sys={0.000000}, clock_override_set
+_tinit_timeout_retrans_transport_prim_cb()
+Transport: DL len=22: e0 00 df 99 16 00 51 67 3c 01 27 00 00 82 00 00 00 17 10 00 01 00
+sys={1.000000}, clock_override_set
+_tinit_timeout_retrans_transport_prim_cb()
+Transport: DL len=22: e0 00 df 99 16 00 51 67 3c 01 27 00 00 82 00 00 00 17 10 00 01 00
+sys={2.000000}, clock_override_set
+_tinit_timeout_retrans_transport_prim_cb()
+Transport: DL len=22: e0 00 df 99 16 00 51 67 3c 01 27 00 00 82 00 00 00 17 10 00 01 00
+sys={3.000000}, clock_override_set
+_tinit_timeout_retrans_transport_prim_cb()
+Transport: DL len=22: e0 00 df 99 16 00 51 67 3c 01 27 00 00 82 00 00 00 17 10 00 01 00
+sys={4.000000}, clock_override_set
+_tinit_timeout_retrans_user_prim_cb()
+sys={0.000000}, clock_override_set
+_init_nack_retrans_transport_prim_cb()
+Transport: DL len=22: e0 00 df 99 16 00 51 67 3c 01 27 00 00 82 00 00 00 17 10 00 01 00
+_init_nack_retrans_transport_prim_cb()
+Transport: DL len=22: e0 00 df 99 16 00 51 67 3c 01 27 00 00 82 00 00 00 17 10 00 01 00
+_init_nack_retrans_transport_prim_cb()
+Transport: DL len=22: e0 00 df 99 16 00 51 67 3c 01 27 00 00 82 00 00 00 17 10 00 01 00
+_init_nack_retrans_transport_prim_cb()
+Transport: DL len=22: e0 00 df 99 16 00 51 67 3c 01 27 00 00 82 00 00 00 17 10 00 01 00
+_init_nack_retrans_user_prim_cb()
+sys={0.000000}, clock_override_set
+_init_ack_transport_prim_cb()
+Transport: DL len=22: e0 00 df 99 16 00 51 67 3c 01 27 00 00 82 00 00 00 17 10 00 01 00
+_init_ack_user_prim_cb()
+User: UL len=31: 08 55 6d 94 4c 71 a1 a0 81 e7 ea d2 04 24 44 80 00 0e cd 82 b8 11 18 00 00 97 c4 79 4e 77 40
+_init_ack_transport_prim_cb()
+Transport: DL len=35: 01 00 e3 ff 08 55 6d 94 4c 71 a1 a0 81 e7 ea d2 04 24 44 80 00 0e cd 82 b8 11 18 00 00 97 c4 79 4e 77 40
+sys={0.000000}, clock_override_set
+_passive_init_user_prim_cb()
+_passive_init_transport_prim_cb()
+Transport: DL len=4: e4 00 24 00
+_passive_init_user_prim_cb()
+User: UL len=31: 08 55 6d 94 4c 71 a1 a0 81 e7 ea d2 04 24 44 80 00 0e cd 82 b8 11 18 00 00 97 c4 79 4e 77 40
+_passive_init_transport_prim_cb()
+Transport: DL len=35: 01 00 e3 ff 08 55 6d 94 4c 71 a1 a0 81 e7 ea d2 04 24 44 80 00 0e cd 82 b8 11 18 00 00 97 c4 79 4e 77 40
+sys={0.000000}, clock_override_set
+_passive_init_retrans_user_prim_cb()
+_passive_init_transport_prim_cb()
+Transport: DL len=4: e4 00 24 00
+_passive_init_retrans_user_prim_cb()
+_passive_init_transport_prim_cb()
+Transport: DL len=4: e4 00 24 00
+_passive_init_retrans_user_prim_cb()
+User: UL len=31: 08 55 6d 94 4c 71 a1 a0 81 e7 ea d2 04 24 44 80 00 0e cd 82 b8 11 18 00 00 97 c4 79 4e 77 40
+_passive_init_transport_prim_cb()
+Transport: DL len=35: 01 00 e3 ff 08 55 6d 94 4c 71 a1 a0 81 e7 ea d2 04 24 44 80 00 0e cd 82 b8 11 18 00 00 97 c4 79 4e 77 40
+sys={0.000000}, clock_override_set
+_decode_passive_init_2_rfci_no_iptis_user_prim_cb(): Initialization decoded fine!
+_decode_passive_init_2_rfci_no_iptis_transport_prim_cb()
+Transport: DL len=4: e4 00 24 00
+OK.