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Harald Welte gerrit-no-reply at lists.osmocom.orgHarald Welte has uploaded this change for review. ( https://gerrit.osmocom.org/13736 Change subject: msc: f_mm_auth(): Add support for UMTS AKA ...................................................................... msc: f_mm_auth(): Add support for UMTS AKA Change-Id: Id57adcebd63a06cfa555824e493561fe08f13d6d --- M msc/BSC_ConnectionHandler.ttcn 1 file changed, 28 insertions(+), 8 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/36/13736/1 diff --git a/msc/BSC_ConnectionHandler.ttcn b/msc/BSC_ConnectionHandler.ttcn index 4534a9b..e408f82 100644 --- a/msc/BSC_ConnectionHandler.ttcn +++ b/msc/BSC_ConnectionHandler.ttcn @@ -75,7 +75,8 @@ boolean mm_info, boolean sgsap_enable, boolean gsup_enable, - integer ran_idx + integer ran_idx, + boolean use_umts_aka }; /* get a one-octet bitmaks of supported algorithms based on Classmark information */ @@ -293,15 +294,34 @@ function f_mm_auth() runs on BSC_ConnHdlr { if (g_pars.net.expect_auth) { - g_pars.vec := f_gen_auth_vec_2g(); - var GSUP_IE auth_tuple := valueof(ts_GSUP_IE_AuthTuple2G(g_pars.vec.rand, - g_pars.vec.sres, - g_pars.vec.kc)); + var GSUP_IE auth_tuple; GSUP.receive(tr_GSUP_SAI_REQ(g_pars.imsi)); - GSUP.send(ts_GSUP_SAI_RES(g_pars.imsi, auth_tuple)); - BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_MM_AUTH_REQ(g_pars.vec.rand))); - BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MT_MM_AUTH_RESP_2G(g_pars.vec.sres))); + if (g_pars.use_umts_aka) { + g_pars.vec := f_gen_auth_vec_3g(); + auth_tuple := valueof(ts_GSUP_IE_AuthTuple2G3G(g_pars.vec.rand, + g_pars.vec.sres, + g_pars.vec.kc, + g_pars.vec.ik, + g_pars.vec.ck, + g_pars.vec.autn, + g_pars.vec.res)); + GSUP.send(ts_GSUP_SAI_RES(g_pars.imsi, auth_tuple)); + + BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_MM_AUTH_REQ_3G(g_pars.vec.rand, g_pars.vec.autn))); + var OCT4 res := substr(g_pars.vec.res, 0, 4); + var OCT4 xres := substr(g_pars.vec.res, 4, 4); + BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MT_MM_AUTH_RESP_3G(res, xres))); + } else { + g_pars.vec := f_gen_auth_vec_2g(); + auth_tuple := valueof(ts_GSUP_IE_AuthTuple2G(g_pars.vec.rand, + g_pars.vec.sres, + g_pars.vec.kc)); + GSUP.send(ts_GSUP_SAI_RES(g_pars.imsi, auth_tuple)); + + BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_MM_AUTH_REQ(g_pars.vec.rand))); + BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MT_MM_AUTH_RESP_2G(g_pars.vec.sres))); + } } } -- To view, visit https://gerrit.osmocom.org/13736 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-ttcn3-hacks Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: Id57adcebd63a06cfa555824e493561fe08f13d6d Gerrit-Change-Number: 13736 Gerrit-PatchSet: 1 Gerrit-Owner: Harald Welte <laforge at gnumonks.org> -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20190422/b23cb2cc/attachment.htm>