aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorSylvain Munaut <tnt@246tNt.com>2010-07-25 12:25:17 +0200
committerSylvain Munaut <tnt@246tNt.com>2010-07-25 12:27:44 +0200
commit27af075e1e93ba9cd69a345fa590c50e96f8d9c6 (patch)
tree38722744d161607154833ffdf71d59a3815b0541
parent5e84a869376b9ece9ce385bf9a92ae8ba227b214 (diff)
osmocore: Add utility function rsl_chan_nr_str to RSL
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
-rw-r--r--include/osmocore/rsl.h3
-rw-r--r--src/rsl.c26
2 files changed, 29 insertions, 0 deletions
diff --git a/include/osmocore/rsl.h b/include/osmocore/rsl.h
index cd84057b..54d67032 100644
--- a/include/osmocore/rsl.h
+++ b/include/osmocore/rsl.h
@@ -17,6 +17,9 @@ extern const struct tlv_definition rsl_att_tlvdef;
uint8_t rsl_enc_chan_nr(uint8_t type, uint8_t subch, uint8_t timeslot);
/* decode channel number as per Section 9.3.1 */
int rsl_dec_chan_nr(uint8_t chan_nr, uint8_t *type, uint8_t *subch, uint8_t *timeslot);
+/* Turns channel number into a string */
+const char *rsl_chan_nr_str(uint8_t chan_nr);
+
const char *rsl_err_name(uint8_t err);
const char *rsl_rlm_cause_name(uint8_t err);
diff --git a/src/rsl.c b/src/rsl.c
index 7bc1712f..10fba9b2 100644
--- a/src/rsl.c
+++ b/src/rsl.c
@@ -183,6 +183,32 @@ int rsl_dec_chan_nr(uint8_t chan_nr, uint8_t *type, uint8_t *subch, uint8_t *tim
return 0;
}
+const char *rsl_chan_nr_str(uint8_t chan_nr)
+{
+ static char str[20];
+ int ts = chan_nr & 7;
+ uint8_t cbits = chan_nr >> 3;
+
+ if (cbits == 0x01)
+ sprintf(str, "TCH/F on TS%d", ts);
+ else if ((cbits & 0x1e) == 0x02)
+ sprintf(str, "TCH/H(%u) on TS%d", cbits & 0x01, ts);
+ else if ((cbits & 0x1c) == 0x04)
+ sprintf(str, "SDCCH/4(%u) on TS%d", cbits & 0x03, ts);
+ else if ((cbits & 0x18) == 0x08)
+ sprintf(str, "SDCCH/8(%u) on TS%d", cbits & 0x07, ts);
+ else if (cbits == 0x10)
+ sprintf(str, "BCCH on TS%d", ts);
+ else if (cbits == 0x11)
+ sprintf(str, "RACH on TS%d", ts);
+ else if (cbits == 0x12)
+ sprintf(str, "PCH/AGCH on TS%d", ts);
+ else
+ sprintf(str, "UNKNOWN on TS%d", ts);
+
+ return str;
+}
+
static const struct value_string rsl_err_vals[] = {
{ RSL_ERR_RADIO_IF_FAIL, "Radio Interface Failure" },
{ RSL_ERR_RADIO_LINK_FAIL, "Radio Link Failure" },