neels has uploaded this change for review. (
https://gerrit.osmocom.org/c/osmo-msc/+/30120 )
Change subject: [codecs filter] MT call: apply BSS codec list
......................................................................
[codecs filter] MT call: apply BSS codec list
For MT call, initialize the codecs filter and apply the
Codec List (BSS Supported) from Compl L3.
Related: SYS#5066
Change-Id: I530409a64d11da48518a3dc60aa3a4e47c384663
---
M src/libmsc/gsm_04_08_cc.c
1 file changed, 10 insertions(+), 0 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-msc refs/changes/20/30120/1
diff --git a/src/libmsc/gsm_04_08_cc.c b/src/libmsc/gsm_04_08_cc.c
index 032d9fe..5c7ff1f 100644
--- a/src/libmsc/gsm_04_08_cc.c
+++ b/src/libmsc/gsm_04_08_cc.c
@@ -674,6 +674,16 @@
gsm48_start_cc_timer(trans, 0x303, GSM48_T303);
+ /* MT call leg is starting. Gather all codecs information so far known.
+ * (Usually) paging has succeeded, and now we're processing the MNCC
Setup from the remote MO call leg.
+ * Initialize the codecs filter with this side's BSS' codec list,
received at Complete Layer 3.
+ * We must not pass bearer_cap to codec_filter_init(), because we
haven't received the MT MS's Bearer
+ * Capabilities yet; the Bearer Capabilities handled here are actually
the remote call leg's Bearer
+ * Capabilities. */
+ codec_filter_init(&trans->cc.codecs);
+ codec_filter_set_ran(&trans->cc.codecs, trans->msc_a->c.ran->type);
+ codec_filter_set_bss(&trans->cc.codecs,
&trans->msc_a->cc.compl_l3_codec_list_bss_supported);
+
/* bearer capability */
if (setup->fields & MNCC_F_BEARER_CAP) {
/* Create a copy of the bearer capability in the transaction
struct, so we
--
To view, visit https://gerrit.osmocom.org/c/osmo-msc/+/30120
To unsubscribe, or for help writing mail filters, visit
https://gerrit.osmocom.org/settings
Gerrit-Project: osmo-msc
Gerrit-Branch: master
Gerrit-Change-Id: I530409a64d11da48518a3dc60aa3a4e47c384663
Gerrit-Change-Number: 30120
Gerrit-PatchSet: 1
Gerrit-Owner: neels <[email protected]>
Gerrit-MessageType: newchange
