Function openthread_sys::otNcpPlatLogv

pub unsafe extern "C" fn otNcpPlatLogv(
    aLogLevel: otLogLevel, 
    aLogRegion: otLogRegion, 
    aFormat: *const c_char, 
    aArgs: va_list
)

Writes OpenThread Log using otNcpStreamWrite.

@param[in] aLogLevel The log level. @param[in] aLogRegion The log region. @param[in] aFormat A pointer to the format string. @param[in] aArgs va_list matching aFormat.