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osmo-hlr
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hlr: respect the num_auth_vectors requested 

Previous the hlr always returned the maximum possible auth vectors (5)
to the client. Even when only asked for a single auth vector.

Change-Id: I20c2b648456bc7ba1fc1321a7d42852158a3523c
This commit is contained in:
Alexander Couzens 2020-01-07 19:05:13 +01:00
parent 3a66698d87
commit 81b92bbe69
1 changed files with 6 additions and 1 deletions
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7
src/hlr.c
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@ -234,6 +234,7 @@ static int rx_send_auth_info(struct osmo_gsup_conn *conn,
struct osmo_gsup_message gsup_out;
struct msgb *msg_out;
bool separation_bit = false;
int num_auth_vectors = OSMO_GSUP_MAX_NUM_AUTH_INFO;
int rc;
subscr_create_on_demand(gsup->imsi);
@ -245,9 +246,13 @@ static int rx_send_auth_info(struct osmo_gsup_conn *conn,
if (gsup->current_rat_type == OSMO_RAT_EUTRAN_SGS)
separation_bit = true;
if (gsup->num_auth_vectors > 0 &&
gsup->num_auth_vectors <= OSMO_GSUP_MAX_NUM_AUTH_INFO)
num_auth_vectors = gsup->num_auth_vectors;
rc = db_get_auc(dbc, gsup->imsi, conn->auc_3g_ind,
gsup_out.auth_vectors,
ARRAY_SIZE(gsup_out.auth_vectors),
num_auth_vectors,
gsup->rand, gsup->auts, separation_bit);
if (rc <= 0) {
gsup_out.message_type = OSMO_GSUP_MSGT_SEND_AUTH_INFO_ERROR;