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Diffstat (limited to 'nci/jni/HostAidRouter.cpp')
| -rw-r--r-- | nci/jni/HostAidRouter.cpp | 291 |
1 files changed, 291 insertions, 0 deletions
diff --git a/nci/jni/HostAidRouter.cpp b/nci/jni/HostAidRouter.cpp new file mode 100644 index 0000000..0b511f8 --- /dev/null +++ b/nci/jni/HostAidRouter.cpp @@ -0,0 +1,291 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/* + * Manage listen-mode AID routing to the host. + */ +#include "OverrideLog.h" +#include "HostAidRouter.h" +#include "config.h" +#include "SecureElement.h" + + +HostAidRouter HostAidRouter::sHostAidRouter; //singleton HostAidRouter object + + +/******************************************************************************* +** +** Function: HostAidRouter +** +** Description: Private constructor to prevent public call. +** +** Returns: None. +** +*******************************************************************************/ +HostAidRouter::HostAidRouter () + : mTempHandle (NFA_HANDLE_INVALID), + mIsFeatureEnabled (true) +{ +} + + +/******************************************************************************* +** +** Function: ~HostAidRouter +** +** Description: Private destructor to prevent public call. +** +** Returns: None. +** +*******************************************************************************/ +HostAidRouter::~HostAidRouter () +{ +} + + +/******************************************************************************* +** +** Function: getInstance +** +** Description: Obtain a reference to the singleton object of HostAidRouter +** +** Returns: Reference to HostAidRouter object. +** +*******************************************************************************/ +HostAidRouter& HostAidRouter::getInstance () +{ + return sHostAidRouter; +} + + +/******************************************************************************* +** +** Function: initialize +** +** Description: Initialize all resources. +** +** Returns: True if ok. +** +*******************************************************************************/ +bool HostAidRouter::initialize () +{ + unsigned long num = 0; + mTempHandle = NFA_HANDLE_INVALID; + mHandleDatabase.clear (); + + if (GetNumValue (NAME_REGISTER_VIRTUAL_SE, &num, sizeof (num))) + mIsFeatureEnabled = num != 0; + return true; +} + + +/******************************************************************************* +** +** Function: addPpseRoute +** +** Description: Route Proximity Payment System Environment request +** to the host. This function is called when there is no +** route data. +** +** Returns: True if ok. +** +*******************************************************************************/ +bool HostAidRouter::addPpseRoute () +{ + static const char fn [] = "HostAidRouter::addPpseRoute"; + ALOGD ("%s: enter", fn); + tNFA_STATUS nfaStat = NFA_STATUS_FAILED; + bool retval = false; + + if (! mIsFeatureEnabled) + { + ALOGD ("%s: feature disabled", fn); + goto TheEnd; + } + + { + ALOGD ("%s: register PPSE AID", fn); + SyncEventGuard guard (mRegisterEvent); + mTempHandle = NFA_HANDLE_INVALID; + nfaStat = NFA_CeRegisterAidOnDH ((UINT8*) "2PAY.SYS.DDF01", 14, stackCallback); + if (nfaStat == NFA_STATUS_OK) + { + mRegisterEvent.wait (); //wait for NFA_CE_REGISTERED_EVT + if (mTempHandle == NFA_HANDLE_INVALID) + { + ALOGE ("%s: received invalid handle", fn); + goto TheEnd; + } + else + mHandleDatabase.push_back (mTempHandle); + } + else + { + ALOGE ("%s: fail register", fn); + goto TheEnd; + } + } + retval = true; + +TheEnd: + ALOGD ("%s: exit; ok=%u", fn, retval); + return retval; +} + + +/******************************************************************************* +** +** Function: deleteAllRoutes +** +** Description: Delete all AID routes to the host. +** +** Returns: True if ok. +** +*******************************************************************************/ +bool HostAidRouter::deleteAllRoutes () +{ + static const char fn [] = "HostAidRouter::deleteAllRoutes"; + ALOGD ("%s: enter", fn); + tNFA_STATUS nfaStat = NFA_STATUS_FAILED; + bool retval = false; + + if (! mIsFeatureEnabled) + { + ALOGD ("%s: feature disabled", fn); + goto TheEnd; + } + + //deregister each registered AID from the stack + for (AidHandleDatabase::iterator iter1 = mHandleDatabase.begin(); iter1 != mHandleDatabase.end(); iter1++) + { + tNFA_HANDLE aidHandle = *iter1; + ALOGD ("%s: deregister h=0x%X", fn, aidHandle); + SyncEventGuard guard (mDeregisterEvent); + nfaStat = NFA_CeDeregisterAidOnDH (aidHandle); + if (nfaStat == NFA_STATUS_OK) + mDeregisterEvent.wait (); //wait for NFA_CE_DEREGISTERED_EVT + else + ALOGE ("%s: fail deregister", fn); + } + mHandleDatabase.clear (); + retval = true; + +TheEnd: + ALOGD ("%s: exit; ok=%u", fn, retval); + return retval; +} + + +/******************************************************************************* +** +** Function: startRoute +** +** Description: Begin to route AID request to the host. +** aid: Buffer that contains Application ID +** aidLen: Actual length of the buffer. +** +** Returns: True if ok. +** +*******************************************************************************/ +bool HostAidRouter::startRoute (const UINT8* aid, UINT8 aidLen) +{ + static const char fn [] = "HostAidRouter::startRoute"; + ALOGD ("%s: enter", fn); + tNFA_STATUS nfaStat = NFA_STATUS_FAILED; + bool retval = false; + + if (! mIsFeatureEnabled) + { + ALOGD ("%s: feature disabled", fn); + goto TheEnd; + } + + { + ALOGD ("%s: register AID; len=%u", fn, aidLen); + SyncEventGuard guard (mRegisterEvent); + mTempHandle = NFA_HANDLE_INVALID; + nfaStat = NFA_CeRegisterAidOnDH ((UINT8*) aid, aidLen, stackCallback); + if (nfaStat == NFA_STATUS_OK) + { + mRegisterEvent.wait (); //wait for NFA_CE_REGISTERED_EVT + if (mTempHandle == NFA_HANDLE_INVALID) + { + ALOGE ("%s: received invalid handle", fn); + goto TheEnd; + } + else + mHandleDatabase.push_back (mTempHandle); + } + else + { + ALOGE ("%s: fail register", fn); + goto TheEnd; + } + } + +TheEnd: + ALOGD ("%s: exit; ok=%u", fn, retval); + return retval; +} + + +/******************************************************************************* +** +** Function: stackCallback +** +** Description: Receive events from the NFC stack. +** +** Returns: None. +** +*******************************************************************************/ +void HostAidRouter::stackCallback (UINT8 event, tNFA_CONN_EVT_DATA* eventData) +{ + static const char fn [] = "HostAidRouter::stackCallback"; + ALOGD("%s: event=0x%X", fn, event); + + switch (event) + { + case NFA_CE_REGISTERED_EVT: + { + tNFA_CE_REGISTERED& ce_registered = eventData->ce_registered; + ALOGD("%s: NFA_CE_REGISTERED_EVT; status=0x%X; h=0x%X", fn, ce_registered.status, ce_registered.handle); + SyncEventGuard guard (sHostAidRouter.mRegisterEvent); + if (ce_registered.status == NFA_STATUS_OK) + sHostAidRouter.mTempHandle = ce_registered.handle; + else + sHostAidRouter.mTempHandle = NFA_HANDLE_INVALID; + sHostAidRouter.mRegisterEvent.notifyOne(); + } + break; + + case NFA_CE_DEREGISTERED_EVT: + { + tNFA_CE_DEREGISTERED& ce_deregistered = eventData->ce_deregistered; + ALOGD("%s: NFA_CE_DEREGISTERED_EVT; h=0x%X", fn, ce_deregistered.handle); + SyncEventGuard guard (sHostAidRouter.mDeregisterEvent); + sHostAidRouter.mDeregisterEvent.notifyOne(); + } + break; + + case NFA_CE_DATA_EVT: + { + tNFA_CE_DATA& ce_data = eventData->ce_data; + ALOGD("%s: NFA_CE_DATA_EVT; h=0x%X; data len=%u", fn, ce_data.handle, ce_data.len); + SecureElement::getInstance().notifyTransactionListenersOfAid ((UINT8 *)"2PAY.SYS.DDF01", 14); + } + break; + } +} |