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/*******************************************************************************
* Copyright (c) 2008 Radoslav Gerganov
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Radoslav Gerganov - initial API and implementation
*******************************************************************************/
#include <WinSock2.h>
#include <rapi2.h>
#include "org_eclipse_tm_internal_rapi_RapiDevice.h"
#define RAPI_NATIVE(func) Java_org_eclipse_tm_internal_rapi_RapiDevice_##func
struct RAPI_DEVICEINFO_FID_CACHE
{
int cached;
jclass clazz;
jfieldID id, versionMajor, versionMinor, name, platform;
};
struct RAPI_CONNECTIONINFO_FID_CACHE
{
int cached;
jclass clazz;
jfieldID connectionType;
};
RAPI_DEVICEINFO_FID_CACHE RAPI_DEVICEINFOFc;
RAPI_CONNECTIONINFO_FID_CACHE RAPI_CONNECTIONINFOFc;
JNIEXPORT jint JNICALL RAPI_NATIVE(CreateSession)
(JNIEnv *env, jobject that, jint arg0, jintArray arg1)
{
jint rc = E_FAIL;
jint *lparg1 = NULL;
if (arg0 == 0) return rc;
if (arg1) {
lparg1 = env->GetIntArrayElements(arg1, NULL);
if (lparg1 == NULL) goto fail;
}
IRAPIDevice *pDevice = (IRAPIDevice*) arg0;
rc = pDevice->CreateSession((IRAPISession**)lparg1);
fail:
if (arg1 && lparg1) env->ReleaseIntArrayElements(arg1, lparg1, 0);
return rc;
}
void cacheRAPI_DEVICEINFOFields(JNIEnv *env, jobject lpObject)
{
if (RAPI_DEVICEINFOFc.cached) return;
RAPI_DEVICEINFOFc.clazz = env->GetObjectClass(lpObject);
RAPI_DEVICEINFOFc.id = env->GetFieldID(RAPI_DEVICEINFOFc.clazz, "id", "Ljava/lang/String;");
RAPI_DEVICEINFOFc.versionMajor = env->GetFieldID(RAPI_DEVICEINFOFc.clazz, "versionMajor", "I");
RAPI_DEVICEINFOFc.versionMinor = env->GetFieldID(RAPI_DEVICEINFOFc.clazz, "versionMinor", "I");
RAPI_DEVICEINFOFc.name = env->GetFieldID(RAPI_DEVICEINFOFc.clazz, "name", "Ljava/lang/String;");
RAPI_DEVICEINFOFc.platform = env->GetFieldID(RAPI_DEVICEINFOFc.clazz, "platform", "Ljava/lang/String;");
RAPI_DEVICEINFOFc.cached = 1;
}
void cacheRAPI_CONNECTIONINFOFields(JNIEnv *env, jobject lpObject)
{
if (RAPI_CONNECTIONINFOFc.cached) return;
RAPI_CONNECTIONINFOFc.clazz = env->GetObjectClass(lpObject);
RAPI_CONNECTIONINFOFc.connectionType = env->GetFieldID(RAPI_CONNECTIONINFOFc.clazz, "connectionType", "I");
RAPI_CONNECTIONINFOFc.cached = 1;
}
void setRAPI_DEVICEINFOFields(JNIEnv *env, jobject lpObject, RAPI_DEVICEINFO *pDeviceInfo)
{
if (!RAPI_DEVICEINFOFc.cached) cacheRAPI_DEVICEINFOFields(env, lpObject);
WCHAR *pwszGUID = NULL;
if (StringFromCLSID(pDeviceInfo->DeviceId, &pwszGUID) == S_OK) {
int idLen = lstrlen(pwszGUID);
jstring id = env->NewString((const jchar*)pwszGUID, idLen);
env->SetObjectField(lpObject, RAPI_DEVICEINFOFc.id, id);
CoTaskMemFree(pwszGUID);
}
env->SetIntField(lpObject, RAPI_DEVICEINFOFc.versionMajor, (jint)pDeviceInfo->dwOsVersionMajor);
env->SetIntField(lpObject, RAPI_DEVICEINFOFc.versionMinor, (jint)pDeviceInfo->dwOsVersionMinor);
// create new String from the native BSTR
UINT nameLen = SysStringLen(pDeviceInfo->bstrName);
jstring name = env->NewString((const jchar*)pDeviceInfo->bstrName, nameLen);
env->SetObjectField(lpObject, RAPI_DEVICEINFOFc.name, name);
// create new String from the native BSTR
UINT platformLen = SysStringLen(pDeviceInfo->bstrPlatform);
jstring platform = env->NewString((const jchar*)pDeviceInfo->bstrPlatform, platformLen);
env->SetObjectField(lpObject, RAPI_DEVICEINFOFc.platform, platform);
}
void setRAPI_CONNECTIONINFOFields(JNIEnv *env, jobject lpObject, RAPI_CONNECTIONINFO *pConnectionInfo)
{
if (!RAPI_CONNECTIONINFOFc.cached) cacheRAPI_CONNECTIONINFOFields(env, lpObject);
env->SetIntField(lpObject, RAPI_CONNECTIONINFOFc.connectionType, (jint)pConnectionInfo->connectionType);
}
JNIEXPORT jint JNICALL RAPI_NATIVE(GetDeviceInfo)
(JNIEnv *env, jobject that, jint arg0, jobject arg1)
{
jint rc = E_FAIL;
RAPI_DEVICEINFO deviceInfo = {0};
if (arg0 == 0) return rc;
IRAPIDevice *pDevice = (IRAPIDevice*) arg0;
rc = pDevice->GetDeviceInfo(&deviceInfo);
if (rc != NOERROR) goto fail;
if (arg1) setRAPI_DEVICEINFOFields(env, arg1, &deviceInfo);
fail:
FreeDeviceInfoData(&deviceInfo);
return rc;
}
JNIEXPORT jint JNICALL RAPI_NATIVE(GetConnectionInfo)
(JNIEnv *env, jobject that, jint arg0, jobject arg1)
{
jint rc = E_FAIL;
RAPI_CONNECTIONINFO connectionInfo = {0};
if (arg0 == 0) return rc;
IRAPIDevice *pDevice = (IRAPIDevice*) arg0;
rc = pDevice->GetConnectionInfo(&connectionInfo);
if (rc != NOERROR) goto fail;
if (arg1) setRAPI_CONNECTIONINFOFields(env, arg1, &connectionInfo);
fail:
return rc;
}
JNIEXPORT jint JNICALL RAPI_NATIVE(GetConnectStat)
(JNIEnv *env, jobject that, jint arg0, jintArray arg1)
{
jint rc = E_FAIL;
jint *lparg1 = NULL;
RAPI_DEVICESTATUS devStatus;
if (arg0 == 0) return rc;
if (arg1) {
lparg1 = env->GetIntArrayElements(arg1, NULL);
if (lparg1 == NULL) goto fail;
}
IRAPIDevice *pDevice = (IRAPIDevice*) arg0;
rc = pDevice->GetConnectStat(&devStatus);
lparg1[0] = (int)devStatus;
fail:
if (arg1 && lparg1) env->ReleaseIntArrayElements(arg1, lparg1, 0);
return rc;
}
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