/*

 * Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

//#define USE_TRACE

#include <jni.h>

#include <jni_util.h>

#include "SoundDefs.h"

#include "Ports.h"

#include "Utilities.h"

#include "com_sun_media_sound_PortMixerProvider.h"

//////////////////////////////////////////// PortMixerProvider ////////////////////////////////////////////

int getPortMixerDescription(int mixerIndex, PortMixerDescription* desc) {

    strcpy(desc->name, "Unknown Name");

    strcpy(desc->vendor, "Unknown Vendor");

    strcpy(desc->description, "Port Mixer");

    strcpy(desc->version, "Unknown Version");

#if USE_PORTS == TRUE

    PORT_GetPortMixerDescription(mixerIndex, desc);

#endif // USE_PORTS

    return TRUE;

}

JNIEXPORT jint JNICALL Java_com_sun_media_sound_PortMixerProvider_nGetNumDevices(JNIEnv *env, jclass cls) {

    INT32 numDevices = 0;

    TRACE0("Java_com_sun_media_sound_PortMixerProvider_nGetNumDevices.\n");

#if USE_PORTS == TRUE

    numDevices = PORT_GetPortMixerCount();

#endif // USE_PORTS

    TRACE1("Java_com_sun_media_sound_PortMixerProvider_nGetNumDevices returning %d.\n", (int) numDevices);

    return (jint)numDevices;

}

JNIEXPORT jobject JNICALL Java_com_sun_media_sound_PortMixerProvider_nNewPortMixerInfo(JNIEnv *env, jclass cls, jint mixerIndex) {

    jclass portMixerInfoClass;

    jmethodID portMixerInfoConstructor;

    PortMixerDescription desc;

    jobject info = NULL;

    jstring name;

    jstring vendor;

    jstring description;

    jstring version;

    TRACE1("Java_com_sun_media_sound_PortMixerProvider_nNewPortMixerInfo(%d).\n", mixerIndex);

    // retrieve class and constructor of PortMixerProvider.PortMixerInfo

    portMixerInfoClass = (*env)->FindClass(env, IMPLEMENTATION_PACKAGE_NAME"/PortMixerProvider$PortMixerInfo");

    if (portMixerInfoClass == NULL) {

        ERROR0("Java_com_sun_media_sound_PortMixerProvider_nNewPortMixerInfo: portMixerInfoClass is NULL\n");

        return NULL;

    }

    portMixerInfoConstructor = (*env)->GetMethodID(env, portMixerInfoClass, "<init>",

                  "(ILjava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V");

    if (portMixerInfoConstructor == NULL) {

        ERROR0("Java_com_sun_media_sound_PortMixerProvider_nNewPortMixerInfo: portMixerInfoConstructor is NULL\n");

        return NULL;

    }

    if (getPortMixerDescription(mixerIndex, &desc)) {

        // create a new PortMixerInfo object and return it

        name = (*env)->NewStringUTF(env, desc.name);

        CHECK_NULL_RETURN(name, info);

        vendor = (*env)->NewStringUTF(env, desc.vendor);

        CHECK_NULL_RETURN(vendor, info);

        description = (*env)->NewStringUTF(env, desc.description);

        CHECK_NULL_RETURN(description, info);

        version = (*env)->NewStringUTF(env, desc.version);

        CHECK_NULL_RETURN(version, info);

        info = (*env)->NewObject(env, portMixerInfoClass,

                                 portMixerInfoConstructor, mixerIndex,

                                 name, vendor, description, version);

    }

    TRACE0("Java_com_sun_media_sound_PortMixerProvider_nNewPortMixerInfo succeeded.\n");

    return info;

}