pub unsafe extern "C" fn otPlatDnsCancelUpstreamQuery(
aInstance: *mut otInstance,
aTxn: *mut otPlatDnsUpstreamQuery,
)Expand description
Cancels a transaction of upstream query.
The platform must call otPlatDnsUpstreamQueryDone to release the resources.
@param[in] aInstance The OpenThread instance structure. @param[in] aTxn A pointer to the opaque DNS query transaction object.