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fixeria gerrit-no-reply at lists.osmocom.orgfixeria has submitted this change. ( https://gerrit.osmocom.org/c/osmo-msc/+/26410 ) Change subject: libmsc: ran_iu_make_security_mode_command(): clarify UIA mask ...................................................................... libmsc: ran_iu_make_security_mode_command(): clarify UIA mask Change-Id: I7535d5ede5b22c61575a16d15927598e6137392a --- M src/libmsc/ran_msg_iu.c 1 file changed, 5 insertions(+), 1 deletion(-) Approvals: fixeria: Looks good to me, approved Jenkins Builder: Verified diff --git a/src/libmsc/ran_msg_iu.c b/src/libmsc/ran_msg_iu.c index 6705ab8..cf57d35 100644 --- a/src/libmsc/ran_msg_iu.c +++ b/src/libmsc/ran_msg_iu.c @@ -375,6 +375,8 @@ static struct msgb *ran_iu_make_security_mode_command(struct osmo_fsm_inst *caller_fi, const struct ran_cipher_mode_command *cm) { + /* TODO: make the choice of available UIA algorithms configurable */ + const uint8_t uia_mask = (1 << OSMO_UTRAN_UIA1) | (1 << OSMO_UTRAN_UIA2); bool use_encryption = cm->utran.uea_encryption_mask > (1 << OSMO_UTRAN_UEA0); LOG_RAN_IU_ENC(caller_fi, LOGL_DEBUG, "Tx RANAP SECURITY MODE COMMAND to RNC, IK=%s, CK=%s\n", @@ -384,7 +386,9 @@ * in the case of A5? */ return ranap_new_msg_sec_mod_cmd2(cm->vec->ik, use_encryption ? cm->vec->ck : NULL, - RANAP_KeyStatus_new, 0x06, cm->utran.uea_encryption_mask); + RANAP_KeyStatus_new, + (uia_mask << 1), /* API treats LSB as UIA0 */ + cm->utran.uea_encryption_mask); } -- To view, visit https://gerrit.osmocom.org/c/osmo-msc/+/26410 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-msc Gerrit-Branch: master Gerrit-Change-Id: I7535d5ede5b22c61575a16d15927598e6137392a Gerrit-Change-Number: 26410 Gerrit-PatchSet: 3 Gerrit-Owner: fixeria <vyanitskiy at sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: fixeria <vyanitskiy at sysmocom.de> Gerrit-Reviewer: laforge <laforge at osmocom.org> Gerrit-Reviewer: neels <nhofmeyr at sysmocom.de> Gerrit-Reviewer: pespin <pespin at sysmocom.de> Gerrit-MessageType: merged -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20211204/2edd6a51/attachment.htm>