static jboolean com_android_nfc_NativeLlcpSocket_doSend(JNIEnv *e, jobject o, jbyteArray  data)
{
   NFCSTATUS ret;
   struct timespec ts;
   phLibNfc_Handle hRemoteDevice;
   phLibNfc_Handle hLlcpSocket;
   phNfc_sData_t sSendBuffer = {NULL, 0};
   struct nfc_jni_callback_data cb_data;
   jboolean result = JNI_FALSE;

   /* Retrieve handles */
   hRemoteDevice = nfc_jni_get_p2p_device_handle(e,o);
   hLlcpSocket = nfc_jni_get_nfc_socket_handle(e,o);

   /* Create the local semaphore */
   if (!nfc_cb_data_init(&cb_data, NULL))
   {
      goto clean_and_return;
   }

   sSendBuffer.buffer = (uint8_t*)e->GetByteArrayElements(data, NULL);
   sSendBuffer.length = (uint32_t)e->GetArrayLength(data);

   TRACE("phLibNfc_Llcp_Send()");
   REENTRANCE_LOCK();
   ret = phLibNfc_Llcp_Send(hRemoteDevice,
                            hLlcpSocket,
                            &sSendBuffer,
                            nfc_jni_send_callback,
                            (void*)&cb_data);
   REENTRANCE_UNLOCK();
   if(ret != NFCSTATUS_PENDING)
   {
      ALOGE("phLibNfc_Llcp_Send() returned 0x%04x[%s]", ret, nfc_jni_get_status_name(ret));
      goto clean_and_return;
   }
   TRACE("phLibNfc_Llcp_Send() returned 0x%04x[%s]", ret, nfc_jni_get_status_name(ret));

   /* Wait for callback response */
   if(sem_wait(&cb_data.sem))
   {
      ALOGE("Failed to wait for semaphore (errno=0x%08x)", errno);
      goto clean_and_return;
   }

   if(cb_data.status != NFCSTATUS_SUCCESS)
   {
       goto clean_and_return;
   }

   result = JNI_TRUE;

clean_and_return:
   if (sSendBuffer.buffer != NULL)
   {
      e->ReleaseByteArrayElements(data, (jbyte*)sSendBuffer.buffer, JNI_ABORT);
   }
   nfc_cb_data_deinit(&cb_data);
   return result;
}
コード例 #2
0
static jboolean com_android_nfc_NativeLlcpSocket_doSend(JNIEnv *e, jobject o, jbyteArray  data)
{
   NFCSTATUS ret;
   struct timespec ts;  
   phLibNfc_Handle hLlcpSocket;
   phNfc_sData_t sSendBuffer;
   
   /* Retrieve socket handle */
   hLlcpSocket = nfc_jni_get_nfc_socket_handle(e,o);
   
   sSendBuffer.buffer = (uint8_t*)e->GetByteArrayElements(data, NULL);
   sSendBuffer.length = (uint32_t)e->GetArrayLength(data);
   
   TRACE("phLibNfc_Llcp_Send()");
   REENTRANCE_LOCK();
   ret = phLibNfc_Llcp_Send(hLlcpSocket,
                            &sSendBuffer,
                            nfc_jni_send_callback,
                            (void*)hLlcpSocket);
   REENTRANCE_UNLOCK();
   if(ret != NFCSTATUS_PENDING)
   {
      LOGE("phLibNfc_Llcp_Send() returned 0x%04x[%s]", ret, nfc_jni_get_status_name(ret));
      return FALSE;
   } 
   TRACE("phLibNfc_Llcp_Send() returned 0x%04x[%s]", ret, nfc_jni_get_status_name(ret));
   
   /* Wait for callback response */
   if(sem_wait(nfc_jni_llcp_sem) == -1)
      return FALSE;   


   if(nfc_jni_cb_status == NFCSTATUS_SUCCESS)
   {
      return TRUE; 
   }
   else
   {
      return FALSE;    
   }     
}