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ve.bluecove-gpl.2.0.3.source-code.BlueCoveBlueZ_SDPQuery.c Maven / Gradle / Ivy
/**
* BlueCove BlueZ module - Java library for Bluetooth on Linux
* Copyright (C) 2008 Mina Shokry
* Copyright (C) 2008 Vlad Skarzhevskyy
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see
void populateServiceRecord(JNIEnv *env, jobject serviceRecord, sdp_record_t* sdpRecord, sdp_list_t* attributeList);
JNIEXPORT jint JNICALL Java_com_intel_bluetooth_BluetoothStackBlueZ_runSearchServicesImpl
(JNIEnv *env, jobject peer, jobject searchServicesThread, jlong localDeviceBTAddress, jobjectArray uuidValues, jlong remoteDeviceAddressLong) {
// Prepare serviceDiscoveredCallback
jclass peerClass = (*env)->GetObjectClass(env, peer);
if (peerClass == NULL) {
throwRuntimeException(env, "Fail to get Object Class");
return SERVICE_SEARCH_ERROR;
}
jmethodID serviceDiscoveredCallback = getGetMethodID(env, peerClass, "serviceDiscoveredCallback", "(Lcom/intel/bluetooth/SearchServicesThread;JJ)Z");
if (serviceDiscoveredCallback == NULL) {
return SERVICE_SEARCH_ERROR;
}
sdp_list_t *uuidList = NULL;
sdp_list_t *rsp_list = NULL;
sdp_session_t *session = NULL;
jint rc = SERVICE_SEARCH_ERROR;
const uint16_t max_rec_num = 256;
int serviceCount = 0;
int error;
// convert uuid set from java array to bluez sdp_list_t
jsize uuidSetSize = (*env)->GetArrayLength(env, uuidValues);
jsize i;
for(i = 0; i < uuidSetSize; i++) {
jbyteArray byteArray = (jbyteArray)(*env)->GetObjectArrayElement(env, uuidValues, i);
uuid_t* uuid = (uuid_t*)malloc(sizeof(uuid_t));
convertUUIDByteArrayToUUID(env, byteArray, uuid);
uuidList = sdp_list_append(uuidList, uuid);
}
// convert remote device address from jlong to bluez bdaddr_t
bdaddr_t remoteAddress;
longToDeviceAddr(remoteDeviceAddressLong, &remoteAddress);
bdaddr_t localAddr;
longToDeviceAddr(localDeviceBTAddress, &localAddr);
// connect to the device to retrieve services
session = sdp_connect(&localAddr, &remoteAddress, SDP_RETRY_IF_BUSY);
// if connection is not established throw an exception
if (session == NULL) {
rc = SERVICE_SEARCH_DEVICE_NOT_REACHABLE;
goto searchServicesImplEnd;
}
// then ask the device for service record handles
error = sdp_service_search_req(session, uuidList, max_rec_num, &(rsp_list));
if (error) {
debug("sdp_service_search_req error %i", error);
rc = SERVICE_SEARCH_ERROR;
goto searchServicesImplEnd;
}
Edebug("runSearchServicesImpl session %p %li", session, ptr2jlong(session));
// Notify java about found services
sdp_list_t* handle;
for(handle = rsp_list; handle; handle = handle->next) {
uint32_t record = *(uint32_t*)handle->data;
jlong recordHandle = record;
Edebug("runSearchServicesImpl serviceRecordHandle %li", recordHandle);
jboolean isTerminated = (*env)->CallBooleanMethod(env, peer, serviceDiscoveredCallback, searchServicesThread, ptr2jlong(session), recordHandle);
if ((*env)->ExceptionCheck(env)) {
rc = SERVICE_SEARCH_ERROR;
goto searchServicesImplEnd;
} else if (isTerminated) {
rc = SERVICE_SEARCH_TERMINATED;
goto searchServicesImplEnd;
}
serviceCount ++;
}
debug("runSearchServicesImpl found %i", serviceCount);
rc = SERVICE_SEARCH_COMPLETED;
searchServicesImplEnd:
sdp_list_free(uuidList, free);
sdp_list_free(rsp_list, free);
if (session != NULL) {
sdp_close(session);
}
return rc;
}
JNIEXPORT jboolean JNICALL Java_com_intel_bluetooth_BluetoothStackBlueZ_populateServiceRecordAttributeValuesImpl
(JNIEnv *env, jobject peer, jlong localDeviceBTAddress, jlong remoteDeviceAddressLong, jlong sdpSession, jlong handle, jintArray attrIDs, jobject serviceRecord) {
sdp_session_t* session = (sdp_session_t*)jlong2ptr(sdpSession);
sdp_session_t* close_session_on_return = NULL;
if (session != NULL) {
debug("populateServiceRecordAttributeValuesImpl connected %p, recordHandle %li", session, handle);
} else {
debug("populateServiceRecordAttributeValuesImpl connects, recordHandle %li", handle);
bdaddr_t localAddr;
longToDeviceAddr(localDeviceBTAddress, &localAddr);
bdaddr_t remoteAddress;
longToDeviceAddr(remoteDeviceAddressLong, &remoteAddress);
session = sdp_connect(&localAddr, &remoteAddress, SDP_RETRY_IF_BUSY);
if (session == NULL) {
debug("populateServiceRecordAttributeValuesImpl can't connect");
return JNI_FALSE;
}
// Close session on exit
close_session_on_return = session;
}
sdp_list_t *attr_list = NULL;
jboolean isCopy = JNI_FALSE;
jint* ids = (*env)->GetIntArrayElements(env, attrIDs, &isCopy);
int i;
for(i = 0; i < (*env)->GetArrayLength(env, attrIDs); i++) {
uint16_t* id = (uint16_t*)malloc(sizeof(uint16_t));
*id=(uint16_t)ids[i];
attr_list = sdp_list_append(attr_list,id);
}
jboolean rc = JNI_FALSE;
sdp_record_t *sdpRecord = sdp_service_attr_req(session, (uint32_t)handle, SDP_ATTR_REQ_INDIVIDUAL, attr_list);
if (!sdpRecord) {
debug("sdp_service_attr_req return error");
rc = JNI_FALSE;
} else {
populateServiceRecord(env, serviceRecord, sdpRecord, attr_list);
sdp_record_free(sdpRecord);
rc = JNI_TRUE;
}
sdp_list_free(attr_list, free);
if (close_session_on_return != NULL) {
sdp_close(close_session_on_return);
}
return rc;
}
char b2hex(int i) {
static char hex[] = "0123456789abcdef";
return hex[i];
}
jobject createJavaUUID(JNIEnv *env, uuid_t uuid) {
jboolean shortUUID = true;
const int strSize = 32;
char uuidChars[strSize + 1];
switch (uuid.type) {
case SDP_UUID16:
snprintf(uuidChars, strSize, "%.4x", uuid.value.uuid16);
break;
case SDP_UUID32:
snprintf(uuidChars, strSize, "%.8x", uuid.value.uuid32);
break;
case SDP_UUID128: {
shortUUID = false;
int j = 0;
int i;
for(i = 0; i < 16; i++) {
uuidChars[j++] = b2hex((uuid.value.uuid128.data[i] >> 4) & 0xf);
uuidChars[j++] = b2hex(uuid.value.uuid128.data[i] & 0xf);
}
uuidChars[j] = 0;
break;
}
default:
return NULL;
}
jstring uuidString = (*env)->NewStringUTF(env, uuidChars);
jclass uuidClass = (*env)->FindClass(env, "javax/bluetooth/UUID");
jmethodID constructorID = getGetMethodID(env, uuidClass, "", "(Ljava/lang/String;Z)V");
if (constructorID == NULL) {
return NULL;
}
return (*env)->NewObject(env, uuidClass, constructorID, uuidString, shortUUID);
}
jobject createDataElement(JNIEnv *env, sdp_data_t *data) {
Edebug("createDataElement 0x%x", data->dtd);
jclass dataElementClass = (*env)->FindClass(env, "javax/bluetooth/DataElement");
jmethodID constructorID;
jobject dataElement = NULL;
switch (data->dtd) {
case SDP_DATA_NIL:
{
constructorID = getGetMethodID(env, dataElementClass, "", "(I)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_NULL);
break;
}
case SDP_BOOL:
{
jboolean boolean = data->val.uint8;
constructorID = getGetMethodID(env, dataElementClass, "", "(Z)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, boolean);
break;
}
case SDP_UINT8:
{
jlong value = (jlong)data->val.uint8;
constructorID = getGetMethodID(env, dataElementClass, "", "(IJ)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_U_INT_1, value);
break;
}
case SDP_UINT16:
{
jlong value = (jlong)data->val.uint16;
constructorID = getGetMethodID(env, dataElementClass, "", "(IJ)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_U_INT_2, value);
break;
}
case SDP_UINT32:
{
jlong value = (jlong)data->val.uint32;
constructorID = getGetMethodID(env, dataElementClass, "", "(IJ)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_U_INT_4, value);
break;
}
case SDP_INT8:
{
jlong value = (jlong)data->val.int8;
constructorID = getGetMethodID(env, dataElementClass,"","(IJ)V");
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_INT_1, value);
break;
}
case SDP_INT16:
{
jlong value = (jlong)data->val.int16;
constructorID = getGetMethodID(env, dataElementClass, "", "(IJ)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_INT_2, value);
break;
}
case SDP_INT32:
{
jlong value = (jlong)data->val.int32;
constructorID = getGetMethodID(env, dataElementClass, "", "(IJ)V");
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_INT_4, value);
break;
}
case SDP_INT64:
{
jlong value = (jlong)data->val.int64;
constructorID = getGetMethodID(env, dataElementClass, "", "(IJ)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_INT_8, value);
break;
}
case SDP_UINT64:
{
Edebug("SDP_UINT64");
uint64_t value = data->val.uint64;
jbyte* bytes = (jbyte*)&value;
reverseArray(bytes, sizeof(value));
jbyteArray byteArray = (*env)->NewByteArray(env, sizeof(value));
(*env)->SetByteArrayRegion(env, byteArray, 0, sizeof(value), bytes);
constructorID = getGetMethodID(env, dataElementClass, "", "(ILjava/lang/Object;)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_U_INT_8, byteArray);
break;
}
case SDP_UINT128:
{
Edebug("SDP_UINT128");
uint128_t value = data->val.uint128;
jbyte* bytes = (jbyte*)&value;
reverseArray(bytes, sizeof(value));
jbyteArray byteArray = (*env)->NewByteArray(env, sizeof(value));
(*env)->SetByteArrayRegion(env, byteArray, 0, sizeof(value), bytes);
constructorID = getGetMethodID(env, dataElementClass, "", "(ILjava/lang/Object;)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_U_INT_16, byteArray);
break;
}
case SDP_INT128:
{
Edebug("SDP_INT128");
uint128_t value = data->val.int128;
jbyte* bytes = (jbyte*)&value;
reverseArray(bytes, sizeof(value));
jbyteArray byteArray = (*env)->NewByteArray(env, sizeof(value));
(*env)->SetByteArrayRegion(env, byteArray, 0, sizeof(value), bytes);
constructorID = getGetMethodID(env, dataElementClass, "", "(ILjava/lang/Object;)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_INT_16, byteArray);
break;
}
case SDP_URL_STR_UNSPEC:
case SDP_URL_STR8:
case SDP_URL_STR16:
case SDP_URL_STR32:
{
Edebug("SDP_URL");
char* str = data->val.str;
constructorID = getGetMethodID(env, dataElementClass, "", "(ILjava/lang/Object;)V");
if (constructorID == NULL) {
break;
}
jstring string = (*env)->NewStringUTF(env, str);
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_URL, string);
break;
}
case SDP_TEXT_STR_UNSPEC:
case SDP_TEXT_STR8:
case SDP_TEXT_STR16:
case SDP_TEXT_STR32:
{
Edebug("SDP_TEXT");
char* str = data->val.str;
constructorID = getGetMethodID(env, dataElementClass, "", "(ILjava/lang/Object;)V");
if (constructorID == NULL) {
break;
}
jstring string = (*env)->NewStringUTF(env, str);
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_STRING, string);
break;
}
case SDP_UUID_UNSPEC:
case SDP_UUID16:
case SDP_UUID32:
case SDP_UUID128:
{
Edebug("SDP_UUID");
jobject javaUUID = createJavaUUID(env, data->val.uuid);
if (javaUUID == NULL) {
debug("fail to create UUID");
break;
}
constructorID = getGetMethodID(env, dataElementClass, "", "(ILjava/lang/Object;)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_UUID, javaUUID);
break;
}
case SDP_SEQ_UNSPEC:
case SDP_SEQ8:
case SDP_SEQ16:
case SDP_SEQ32:
{
Edebug("SDP_SEQ");
sdp_data_t *newData = data->val.dataseq;
constructorID = getGetMethodID(env, dataElementClass, "", "(I)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_DATSEQ);
jmethodID addElementID = getGetMethodID(env, dataElementClass, "addElement", "(Ljavax/bluetooth/DataElement;)V");
for(; newData; newData = newData->next) {
jobject newDataElement = createDataElement(env, newData);
if (newDataElement != NULL) {
(*env)->CallVoidMethod(env, dataElement, addElementID, newDataElement);
}
if ((*env)->ExceptionCheck(env)) {
break;
}
}
break;
}
case SDP_ALT_UNSPEC:
case SDP_ALT8:
case SDP_ALT16:
case SDP_ALT32:
{
Edebug("SDP_ALT");
sdp_data_t *newData = data->val.dataseq;
constructorID = getGetMethodID(env, dataElementClass, "", "(I)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_DATALT);
jmethodID addElementID = getGetMethodID(env, dataElementClass, "addElement", "(Ljavax/bluetooth/DataElement;)V");
for(; newData; newData = newData->next) {
jobject newDataElement = createDataElement(env, newData);
if (newDataElement == NULL) {
break;
}
(*env)->CallVoidMethod(env, dataElement, addElementID, newDataElement);
if ((*env)->ExceptionCheck(env)) {
break;
}
}
break;
}
default:
{
debug("strange data type 0x%x", data->dtd);
constructorID = getGetMethodID(env, dataElementClass, "", "(I)V");
if (constructorID == NULL) {
break;
}
dataElement = (*env)->NewObject(env, dataElementClass, constructorID, DATA_ELEMENT_TYPE_NULL);
break;
}
}
if (dataElement != NULL) {
Edebug("dataElement created 0x%x", data->dtd);
}
if ((*env)->ExceptionCheck(env)) {
ndebug("Exception in data element creation 0x%x", data->dtd);
}
return dataElement;
}
void populateServiceRecord(JNIEnv *env, jobject serviceRecord, sdp_record_t* sdpRecord, sdp_list_t* attributeList) {
jclass serviceRecordImplClass = (*env)->GetObjectClass(env, serviceRecord);
debug("populateServiceRecord");
jmethodID populateAttributeValueID = getGetMethodID(env, serviceRecordImplClass, "populateAttributeValue", "(ILjavax/bluetooth/DataElement;)V");
if (populateAttributeValueID == NULL) {
return;
}
int attrCount = 0;
for(; attributeList; attributeList = attributeList->next) {
jint attributeID=*(uint16_t*)attributeList->data;
sdp_data_t *data = sdp_data_get(sdpRecord, (uint16_t)attributeID);
if (data) {
jobject dataElement = createDataElement(env, data);
if ((*env)->ExceptionCheck(env)) {
break;
}
if (dataElement == NULL) {
break;
}
(*env)->CallVoidMethod(env, serviceRecord, populateAttributeValueID, attributeID, dataElement);
if ((*env)->ExceptionCheck(env)) {
break;
}
attrCount ++;
}
}
Edebug("attrCount %i", attrCount);
}
void debugDataElement(JNIEnv *env, sdp_data_t *data, int ident);
void debugDataElementSequence(JNIEnv *env, sdp_data_t *seqData, int ident) {
for(; seqData; seqData = seqData->next) {
debugDataElement(env, seqData, ident + 1);
}
}
void debugDataElement(JNIEnv *env, sdp_data_t *data, int ident) {
char t[40];
memset(t, ' ', sizeof(t));
t[ident] = '\0';
switch (data->dtd) {
case SDP_DATA_NIL:
debug("%sSDP_DATA_NIL %i", t, data->dtd);
break;
case SDP_BOOL:
debug("%sSDP_BOOL %i", t, data->val.uint8);
break;
case SDP_UINT8:
debug("%sSDP_UINT8 %i", t, data->val.uint8);
break;
case SDP_UINT16:
debug("%sSDP_UINT16 %i", t, data->val.uint16);
break;
case SDP_UINT32:
debug("%sSDP_UINT32 %i", t, data->val.uint32);
break;
case SDP_INT8:
debug("%sSDP_INT8 %i", t, data->val.int8);
break;
case SDP_INT16:
debug("%sSDP_INT16 %i", t, data->val.int16);
break;
case SDP_INT32:
debug("%sSDP_INT32 %i", t, data->val.int32);
break;
case SDP_INT64:
debug("%sSDP_INT64 %i", t, data->val.int64);
break;
case SDP_UINT64: {
uint64_t value = data->val.uint64;
debug("%sSDP_UINT64 ...", t);
break;
}
case SDP_UINT128: {
uint128_t value = data->val.uint128;
debug("%sSDP_UINT128 ...", t);
break;
}
case SDP_INT128: {
uint128_t value = data->val.int128;
debug("%sSDP_INT128 ...", t);
break;
}
case SDP_URL_STR_UNSPEC:
debug("%sSDP_URL_STR_UNSPEC %s", t, data->val.str);
break;
case SDP_URL_STR8:
debug("%sSDP_URL_STR8 %s", t, data->val.str);
break;
case SDP_URL_STR16:
debug("%sSDP_URL_STR16 %s", t, data->val.str);
break;
case SDP_URL_STR32:
debug("%sSDP_URL_STR32 %s", t, data->val.str);
break;
case SDP_TEXT_STR_UNSPEC:
debug("%sSDP_TEXT_STR_UNSPEC %s", t, data->val.str);
break;
case SDP_TEXT_STR8:
debug("%sSDP_TEXT_STR8 %s", t, data->val.str);
break;
case SDP_TEXT_STR16:
debug("%sSDP_TEXT_STR16 %s", t, data->val.str);
break;
case SDP_TEXT_STR32:
debug("%sSDP_TEXT_STR32 %s", t, data->val.str);
break;
case SDP_UUID_UNSPEC:
debug("%sSDP_UUID_UNSPEC ...", t);
break;
case SDP_UUID16:
debug("%sSDP_UUID16 %.4x", t, data->val.uuid.value.uuid16);
break;
case SDP_UUID32:
debug("%sSDP_UUID32 %.8x", t, data->val.uuid.value.uuid32);
break;
case SDP_UUID128:
debug("%sSDP_UUID128 ...", t);
break;
case SDP_SEQ_UNSPEC:
debug("%sSDP_SEQ_UNSPEC", t);
debugDataElementSequence(env, data->val.dataseq, ident);
break;
case SDP_SEQ8:
debug("%sSDP_SEQ8", t);
debugDataElementSequence(env, data->val.dataseq, ident);
break;
case SDP_SEQ16:
debug("%sSDP_SEQ16", t);
debugDataElementSequence(env, data->val.dataseq, ident);
break;
case SDP_SEQ32:
debug("%sSDP_SEQ32", t);
debugDataElementSequence(env, data->val.dataseq, ident);
break;
case SDP_ALT_UNSPEC:
case SDP_ALT8:
case SDP_ALT16:
case SDP_ALT32: {
debug("%sSDP_ALT", t);
sdp_data_t *seqData = data->val.dataseq;
for(; seqData; seqData = seqData->next) {
debugDataElement(env, seqData, ident + 1);
}
break;
}
default: {
debug("%sstrange data type 0x%x", t, data->dtd);
break;
}
}
}
void debugServiceRecord(JNIEnv *env, sdp_record_t* sdpRecord) {
if (sdpRecord == NULL) {
debug("sdpRecord is NULL");
return;
}
debug("sdpRecord.handle", sdpRecord->handle);
if (sdpRecord->attrlist == NULL) {
debug("sdpRecord.attrlist is NULL");
return;
}
sdp_list_t *list = sdpRecord->attrlist;
for (; list; list = list->next) {
sdp_data_t * sdpdata = (sdp_data_t *)list->data;
debug("AttrID: 0x%x", sdpdata->attrId);
debugDataElement(env, sdpdata, 1);
}
}
