You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
245 lines
8.7 KiB
245 lines
8.7 KiB
/*
|
|
* 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.
|
|
*/
|
|
#include <android-base/stringprintf.h>
|
|
#include <base/logging.h>
|
|
#include <nativehelper/ScopedPrimitiveArray.h>
|
|
#include <nativehelper/ScopedUtfChars.h>
|
|
|
|
#include "JavaClassConstants.h"
|
|
#include "PeerToPeer.h"
|
|
|
|
using android::base::StringPrintf;
|
|
|
|
extern bool nfc_debug_enabled;
|
|
|
|
namespace android {
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function: nativeLlcpSocket_doConnect
|
|
**
|
|
** Description: Establish a connection to the peer.
|
|
** e: JVM environment.
|
|
** o: Java object.
|
|
** nSap: Service access point.
|
|
**
|
|
** Returns: True if ok.
|
|
**
|
|
*******************************************************************************/
|
|
static jboolean nativeLlcpSocket_doConnect(JNIEnv* e, jobject o, jint nSap) {
|
|
DLOG_IF(INFO, nfc_debug_enabled)
|
|
<< StringPrintf("%s: enter; sap=%d", __func__, nSap);
|
|
|
|
PeerToPeer::tJNI_HANDLE jniHandle =
|
|
(PeerToPeer::tJNI_HANDLE)nfc_jni_get_nfc_socket_handle(e, o);
|
|
bool stat = PeerToPeer::getInstance().connectConnOriented(jniHandle, nSap);
|
|
|
|
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: exit", __func__);
|
|
return stat ? JNI_TRUE : JNI_FALSE;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function: nativeLlcpSocket_doConnectBy
|
|
**
|
|
** Description: Establish a connection to the peer.
|
|
** e: JVM environment.
|
|
** o: Java object.
|
|
** sn: Service name.
|
|
**
|
|
** Returns: True if ok.
|
|
**
|
|
*******************************************************************************/
|
|
static jboolean nativeLlcpSocket_doConnectBy(JNIEnv* e, jobject o, jstring sn) {
|
|
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: enter", __func__);
|
|
|
|
PeerToPeer::tJNI_HANDLE jniHandle =
|
|
(PeerToPeer::tJNI_HANDLE)nfc_jni_get_nfc_socket_handle(e, o);
|
|
|
|
ScopedUtfChars serviceName(e, sn);
|
|
if (serviceName.c_str() == NULL) {
|
|
return JNI_FALSE;
|
|
}
|
|
bool stat = PeerToPeer::getInstance().connectConnOriented(
|
|
jniHandle, serviceName.c_str());
|
|
|
|
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: exit", __func__);
|
|
return stat ? JNI_TRUE : JNI_FALSE;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function: nativeLlcpSocket_doClose
|
|
**
|
|
** Description: Close socket.
|
|
** e: JVM environment.
|
|
** o: Java object.
|
|
**
|
|
** Returns: True if ok.
|
|
**
|
|
*******************************************************************************/
|
|
static jboolean nativeLlcpSocket_doClose(JNIEnv* e, jobject o) {
|
|
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: enter", __func__);
|
|
|
|
PeerToPeer::tJNI_HANDLE jniHandle =
|
|
(PeerToPeer::tJNI_HANDLE)nfc_jni_get_nfc_socket_handle(e, o);
|
|
bool stat = PeerToPeer::getInstance().disconnectConnOriented(jniHandle);
|
|
|
|
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: exit", __func__);
|
|
return stat ? JNI_TRUE : JNI_FALSE;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function: nativeLlcpSocket_doSend
|
|
**
|
|
** Description: Send data to peer.
|
|
** e: JVM environment.
|
|
** o: Java object.
|
|
** data: Buffer of data.
|
|
**
|
|
** Returns: True if sent ok.
|
|
**
|
|
*******************************************************************************/
|
|
static jboolean nativeLlcpSocket_doSend(JNIEnv* e, jobject o, jbyteArray data) {
|
|
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: enter", __func__);
|
|
|
|
ScopedByteArrayRO bytes(e, data);
|
|
|
|
PeerToPeer::tJNI_HANDLE jniHandle =
|
|
(PeerToPeer::tJNI_HANDLE)nfc_jni_get_nfc_socket_handle(e, o);
|
|
uint8_t* raw_ptr = const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(
|
|
&bytes[0])); // TODO: API bug: send should take const*!
|
|
bool stat = PeerToPeer::getInstance().send(jniHandle, raw_ptr, bytes.size());
|
|
|
|
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: exit", __func__);
|
|
return stat ? JNI_TRUE : JNI_FALSE;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function: nativeLlcpSocket_doReceive
|
|
**
|
|
** Description: Receive data from peer.
|
|
** e: JVM environment.
|
|
** o: Java object.
|
|
** origBuffer: Buffer to put received data.
|
|
**
|
|
** Returns: Number of bytes received.
|
|
**
|
|
*******************************************************************************/
|
|
static jint nativeLlcpSocket_doReceive(JNIEnv* e, jobject o,
|
|
jbyteArray origBuffer) {
|
|
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: enter", __func__);
|
|
|
|
ScopedByteArrayRW bytes(e, origBuffer);
|
|
|
|
PeerToPeer::tJNI_HANDLE jniHandle =
|
|
(PeerToPeer::tJNI_HANDLE)nfc_jni_get_nfc_socket_handle(e, o);
|
|
uint16_t actualLen = 0;
|
|
bool stat = PeerToPeer::getInstance().receive(
|
|
jniHandle, reinterpret_cast<uint8_t*>(&bytes[0]), bytes.size(),
|
|
actualLen);
|
|
|
|
jint retval = 0;
|
|
if (stat && (actualLen > 0)) {
|
|
retval = actualLen;
|
|
} else
|
|
retval = -1;
|
|
|
|
DLOG_IF(INFO, nfc_debug_enabled)
|
|
<< StringPrintf("%s: exit; actual len=%d", __func__, retval);
|
|
return retval;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function: nativeLlcpSocket_doGetRemoteSocketMIU
|
|
**
|
|
** Description: Get peer's maximum information unit.
|
|
** e: JVM environment.
|
|
** o: Java object.
|
|
**
|
|
** Returns: Peer's maximum information unit.
|
|
**
|
|
*******************************************************************************/
|
|
static jint nativeLlcpSocket_doGetRemoteSocketMIU(JNIEnv* e, jobject o) {
|
|
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: enter", __func__);
|
|
|
|
PeerToPeer::tJNI_HANDLE jniHandle =
|
|
(PeerToPeer::tJNI_HANDLE)nfc_jni_get_nfc_socket_handle(e, o);
|
|
jint miu = PeerToPeer::getInstance().getRemoteMaxInfoUnit(jniHandle);
|
|
|
|
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: exit", __func__);
|
|
return miu;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function: nativeLlcpSocket_doGetRemoteSocketRW
|
|
**
|
|
** Description: Get peer's receive window size.
|
|
** e: JVM environment.
|
|
** o: Java object.
|
|
**
|
|
** Returns: Peer's receive window size.
|
|
**
|
|
*******************************************************************************/
|
|
static jint nativeLlcpSocket_doGetRemoteSocketRW(JNIEnv* e, jobject o) {
|
|
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: enter", __func__);
|
|
|
|
PeerToPeer::tJNI_HANDLE jniHandle =
|
|
(PeerToPeer::tJNI_HANDLE)nfc_jni_get_nfc_socket_handle(e, o);
|
|
jint rw = PeerToPeer::getInstance().getRemoteRecvWindow(jniHandle);
|
|
|
|
DLOG_IF(INFO, nfc_debug_enabled) << StringPrintf("%s: exit", __func__);
|
|
return rw;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
**
|
|
** Description: JNI functions
|
|
**
|
|
*****************************************************************************/
|
|
static JNINativeMethod gMethods[] = {
|
|
{"doConnect", "(I)Z", (void*)nativeLlcpSocket_doConnect},
|
|
{"doConnectBy", "(Ljava/lang/String;)Z",
|
|
(void*)nativeLlcpSocket_doConnectBy},
|
|
{"doClose", "()Z", (void*)nativeLlcpSocket_doClose},
|
|
{"doSend", "([B)Z", (void*)nativeLlcpSocket_doSend},
|
|
{"doReceive", "([B)I", (void*)nativeLlcpSocket_doReceive},
|
|
{"doGetRemoteSocketMiu", "()I",
|
|
(void*)nativeLlcpSocket_doGetRemoteSocketMIU},
|
|
{"doGetRemoteSocketRw", "()I", (void*)nativeLlcpSocket_doGetRemoteSocketRW},
|
|
};
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function: register_com_android_nfc_NativeLlcpSocket
|
|
**
|
|
** Description: Regisgter JNI functions with Java Virtual Machine.
|
|
** e: Environment of JVM.
|
|
**
|
|
** Returns: Status of registration.
|
|
**
|
|
*******************************************************************************/
|
|
int register_com_android_nfc_NativeLlcpSocket(JNIEnv* e) {
|
|
return jniRegisterNativeMethods(e, gNativeLlcpSocketClassName, gMethods,
|
|
NELEM(gMethods));
|
|
}
|
|
|
|
} // namespace android
|