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authorHolger Hans Peter Freyther <zecke@selfish.org>2011-12-12 00:29:50 +0100
committerHolger Hans Peter Freyther <zecke@selfish.org>2011-12-12 00:34:06 +0100
commit15f740caa3a1ef681b3a5564daf6dfccb7b1e489 (patch)
tree9cbdd6c4ee6d8e99a324c7e4604d9a524e11a6ea /tests/lapd
parent72bd4eb3b9e674d771d911e27cacb45468d51487 (diff)
lapd_test: Look at the content of LAPD messages and compare them
Verify the output, accept two known errors in the generation of it.
Diffstat (limited to 'tests/lapd')
-rw-r--r--tests/lapd/lapd_test.c73
-rw-r--r--tests/lapd/lapd_test.ok4
2 files changed, 61 insertions, 16 deletions
diff --git a/tests/lapd/lapd_test.c b/tests/lapd/lapd_test.c
index e6b10b6..e92a5fd 100644
--- a/tests/lapd/lapd_test.c
+++ b/tests/lapd/lapd_test.c
@@ -58,14 +58,32 @@ static struct msgb *msgb_from_array(const uint8_t *data, int len)
return msg;
}
+/*
+ * Test data is below...
+ */
+static const uint8_t cm[] = {
+ 0x05, 0x24, 0x31, 0x03, 0x50, 0x18, 0x93, 0x08,
+ 0x29, 0x47, 0x80, 0x00, 0x00, 0x00, 0x00, 0x80,
+};
+
+static const uint8_t cm_padded[] = {
+ 0x05, 0x24, 0x31, 0x03, 0x50, 0x18, 0x93, 0x08,
+ 0x29, 0x47, 0x80, 0x00, 0x00, 0x00, 0x00, 0x80,
+ 0x2b, 0x2b, 0x2b, 0x2b
+};
+
+static const uint8_t mm[] = {
+ 0x05, 0x24, 0x31, 0x03, 0x50, 0x18, 0x93, 0x08,
+ 0x29, 0x47, 0x80, 0x00,
+};
+
+static const uint8_t dummy1[] = {
+ 0xab, 0x03, 0x30, 0x60, 0x06,
+};
static struct msgb *create_cm_serv_req(void)
{
struct msgb *msg;
- static const uint8_t cm[] = {
- 0x05, 0x24, 0x31, 0x03, 0x50, 0x18, 0x93, 0x08,
- 0x29, 0x47, 0x80, 0x00, 0x00, 0x00, 0x00, 0x80,
- };
msg = msgb_from_array(cm, sizeof(cm));
rsl_rll_push_l3(msg, RSL_MT_EST_REQ, 0, 0, 1);
@@ -75,11 +93,6 @@ static struct msgb *create_cm_serv_req(void)
static struct msgb *create_mm_id_req(void)
{
struct msgb *msg;
- /* okay... not an identity request */
- static const uint8_t mm[] = {
- 0x05, 0x24, 0x31, 0x03, 0x50, 0x18, 0x93, 0x08,
- 0x29, 0x47, 0x80, 0x00,
- };
msg = msgb_from_array(mm, sizeof(mm));
rsl_rll_push_l3(msg, RSL_MT_DATA_REQ, 0, 0, 1);
@@ -89,10 +102,6 @@ static struct msgb *create_mm_id_req(void)
static struct msgb *create_dummy_data_req(void)
{
struct msgb *msg;
- /* okay... not an identity request */
- static const uint8_t dummy1[] = {
- 0xab, 0x03, 0x30, 0x60, 0x06,
- };
msg = msgb_from_array(dummy1, sizeof(dummy1));
rsl_rll_push_l3(msg, RSL_MT_DATA_REQ, 0, 0, 1);
@@ -128,9 +137,23 @@ static int bts_to_ms_tx_cb(struct msgb *in_msg, struct lapdm_entity *le, void *_
{
struct lapdm_polling_state *state = _ctx;
- state->bts_read += 1;
printf("%s: MS->BTS(us) message %d\n", __func__, msgb_length(in_msg));
+
+
+ if (state->bts_read == 0) {
+ printf("BTS: Verifying CM request.\n");
+ ASSERT(msgb_l3len(in_msg) == ARRAY_SIZE(cm_padded));
+ ASSERT(memcmp(in_msg->l3h, cm_padded, ARRAY_SIZE(cm_padded)) == 0);
+ } else if (state->bts_read == 1) {
+ printf("BTS: Verifying dummy message.\n");
+ ASSERT(msgb_l3len(in_msg) == ARRAY_SIZE(dummy1));
+ ASSERT(memcmp(in_msg->l3h, dummy1, ARRAY_SIZE(dummy1)) == 0);
+ } else {
+ printf("BTS: Do not know to verify: %d\n", state->bts_read);
+ }
+
+ state->bts_read += 1;
msgb_free(in_msg);
return 0;
@@ -154,9 +177,27 @@ static int ms_to_bts_tx_cb(struct msgb *msg, struct lapdm_entity *le, void *_ctx
printf("%s: BTS->MS(us) message %d\n", __func__, msgb_length(msg));
if (state->ms_read == 0) {
- /* TODO: Verify that this is a: PRIM_DL_EST, PRIM_OP_CONFIRM */
+ struct abis_rsl_rll_hdr hdr;
+
+ printf("MS: Verifying incoming primitive.\n");
+ ASSERT(msg->len == sizeof(struct abis_rsl_rll_hdr) + 3);
+
+ /* verify the header */
+ memset(&hdr, 0, sizeof(hdr));
+ rsl_init_rll_hdr(&hdr, RSL_MT_EST_CONF);
+ hdr.c.msg_discr |= ABIS_RSL_MDISC_TRANSP;
+ ASSERT(memcmp(msg->data, &hdr, sizeof(hdr)) == 0);
+
+ /* Verify the added RSL_IE_L3_INFO but we have a bug here */
+ ASSERT(msg->data[6] == RSL_IE_L3_INFO);
+ ASSERT(msg->data[7] == 0x0 && msg->data[8] == 0x9c);
+ /* this should be 0x0 and 0x0... but we have a bug */
} else if (state->ms_read == 1) {
- /* TODO: Verify that this is: create_mm_id_req() */
+ printf("MS: Verifying incoming MM message.\n");
+ ASSERT(msgb_l3len(msg) == ARRAY_SIZE(mm));
+ ASSERT(memcmp(msg->l3h, mm, msgb_l3len(msg)) == 0);
+ } else {
+ printf("MS: Do not know to verify: %d\n", state->ms_read);
}
state->ms_read += 1;
diff --git a/tests/lapd/lapd_test.ok b/tests/lapd/lapd_test.ok
index 3214c69..058ac3d 100644
--- a/tests/lapd/lapd_test.ok
+++ b/tests/lapd/lapd_test.ok
@@ -2,15 +2,19 @@ I do some very simple LAPDm test.
Establishing link.
ms_to_bts_l1_cb: MS(us) -> BTS prim message
bts_to_ms_tx_cb: MS->BTS(us) message 29
+BTS: Verifying CM request.
Confirming
ms_to_bts_tx_cb: BTS->MS(us) message 9
+MS: Verifying incoming primitive.
Sending back to MS
ms_to_bts_tx_cb: BTS->MS(us) message 21
+MS: Verifying incoming MM message.
ms_to_bts_l1_cb: MS(us) -> BTS prim message
Sending back to BTS
ms_to_bts_l1_cb: MS(us) -> BTS prim message
bts_to_ms_tx_cb: MS->BTS(us) message 14
+BTS: Verifying dummy message.
Success.