[posix-app] fix diag issues of radio only mode (#2948)

examples/platforms/posix/radio.c

@@ -693,13 +693,11 @@ void platformRadioProcess(otInstance *aInstance)
     }
 }
 
-void radioTransmit(struct RadioMessage *aMessage, const struct otRadioFrame *aFrame)
+static void radioComputeCrc(struct RadioMessage *aMessage, uint16_t aLength)
 {
-    uint32_t           i;
-    struct sockaddr_in sockaddr;
-
+    uint16_t i;
     uint16_t crc        = 0;
-    uint16_t crc_offset = aFrame->mLength - sizeof(uint16_t);
+    uint16_t crc_offset = aLength - sizeof(uint16_t);
 
     for (i = 0; i < crc_offset; i++)
     {
@@ -708,6 +706,17 @@ void radioTransmit(struct RadioMessage *aMessage, const struct otRadioFrame *aFr
 
     aMessage->mPsdu[crc_offset]     = crc & 0xff;
     aMessage->mPsdu[crc_offset + 1] = crc >> 8;
+}
+
+void radioTransmit(struct RadioMessage *aMessage, const struct otRadioFrame *aFrame)
+{
+    uint32_t           i;
+    struct sockaddr_in sockaddr;
+
+    if (!sPromiscuous)
+    {
+        radioComputeCrc(aMessage, aFrame->mLength);
+    }
 
     memset(&sockaddr, 0, sizeof(sockaddr));
     sockaddr.sin_family = AF_INET;

include/openthread-config-android.h

@@ -143,13 +143,13 @@
 #define OPENTHREAD_ENABLE_MULTIPLE_INSTANCES 0
 
 /* Define to 1 to enable the NCP SPI interface. */
-#define OPENTHREAD_ENABLE_NCP_SPI 1
+#define OPENTHREAD_ENABLE_NCP_SPI 0
 
 /* Define to 1 if using NCP Spinel Encrypter */
 #define OPENTHREAD_ENABLE_NCP_SPINEL_ENCRYPTER 0
 
 /* Define to 1 to enable the NCP UART interface. */
-#define OPENTHREAD_ENABLE_NCP_UART 0
+#define OPENTHREAD_ENABLE_NCP_UART 1
 
 /* Define to 1 if using NCP vendor hook */
 #define OPENTHREAD_ENABLE_NCP_VENDOR_HOOK 0

src/posix/platform/radio_spinel.cpp

@@ -793,7 +793,19 @@ void RadioSpinel::Process(const fd_set &aReadFdSet, const fd_set &aWriteFdSet)
         if (mState == OT_RADIO_STATE_TRANSMIT && mTxState == kDone)
         {
             mState = OT_RADIO_STATE_RECEIVE;
-            otPlatRadioTxDone(mInstance, mTransmitFrame, (mIsAckRequested ? &mRxRadioFrame : NULL), mTxError);
+
+#if OPENTHREAD_ENABLE_DIAG
+            if (otPlatDiagModeGet())
+            {
+                otPlatDiagRadioTransmitDone(mInstance, mTransmitFrame, mTxError);
+            }
+            else
+#endif
+            {
+                otPlatRadioTxDone(mInstance, mTransmitFrame, (mIsAckRequested ? &mRxRadioFrame : NULL), mTxError);
+            }
+
+            mTxState = kIdle;
         }
     }
 
@@ -1062,7 +1074,7 @@ void RadioSpinel::RadioTransmit(void)
     otPlatRadioTxStarted(mInstance, mTransmitFrame);
     assert(mTxState == kIdle);
 
-    mIsAckRequested = isAckRequested(mTransmitFrame->mPsdu);
+    mIsAckRequested = isAckRequested(mTransmitFrame->mPsdu) && !mIsPromiscuous;
 
     error = Request(true, SPINEL_CMD_PROP_VALUE_SET, SPINEL_PROP_STREAM_RAW,
                     SPINEL_DATATYPE_DATA_WLEN_S SPINEL_DATATYPE_UINT8_S SPINEL_DATATYPE_INT8_S, mTransmitFrame->mPsdu,