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host: fail pairing in SC only when peripheral doesn't support SC

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If we, as central, send pairing request  in SC only mode we can
receive pairing response with with SC pairing not supported flag
in AuthReq. In this case we should fail pairing with BLE_SM_ERR_AUTHREQ
error.

This is required to pass GAP/SEC/SEM/BV-28-C
This commit is contained in:
Krzysztof Kopyściński
2021-03-17 07:12:07 +01:00
committed by Krzysztof Kopyściński
parent 60ce2cfeeb
commit 32621d01b4
1 changed files with 3 additions and 0 deletions
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nimble/host/src/ble_sm.c
+3
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@@ -1886,6 +1886,9 @@ ble_sm_pair_rsp_rx(uint16_t conn_handle, struct os_mbuf **om,
} else if (rsp->max_enc_key_size > BLE_SM_PAIR_KEY_SZ_MAX) {
res->sm_err = BLE_SM_ERR_INVAL;
res->app_status = BLE_HS_SM_US_ERR(BLE_SM_ERR_INVAL);
} else if (!ble_sm_verify_auth_requirements(rsp->authreq)) {
res->sm_err = BLE_SM_ERR_AUTHREQ;
res->app_status = BLE_HS_SM_US_ERR(BLE_SM_ERR_AUTHREQ);
} else {
ble_sm_pair_cfg(proc);