if the control the beginning of a call has valid crypto data, use the MI for the HDU;

2 years ago · dbe1f69071
parent 47d89febdf
commit dbe1f69071
1 changed files with 4 additions and 0 deletions
--- a/src/host/p25/packet/Voice.cpp
+++ b/src/host/p25/packet/Voice.cpp
@ -1621,6 +1621,10 @@ void Voice::writeNet_LDU1()
        uint8_t mi[MI_LENGTH_BYTES];
        ::memset(mi, 0x00U, MI_LENGTH_BYTES);

+        if (control.getAlgId() != ALGO_UNENCRYPT && control.getKId() != 0) {
+            control.getMI(m_lastMI);
+        }
+
        if (m_netLastLDU1.getAlgId() != ALGO_UNENCRYPT && m_netLastLDU1.getKId() != 0) {
            control.setAlgId(m_netLastLDU1.getAlgId());
            control.setKId(m_netLastLDU1.getKId());