/*
 * EX14CON.C
 *
 *  C/DOS Example program for ArchiveLib 2.0
 *
 *  Copyright (c) Greenleaf Software, Inc. 1994 - 1996
 *  All Rights Reserved
 *
 * MEMBERS/FUNCTIONS DEMONSTRATED
 *
 *  ALMemoryBaseGetBufferSize()
 *  ALMemoryGetBuffer()
 *  ALMemoryBaseGetBufferOwner()
 *  ALMemoryBaseSetBufferOwner()
 *
 * DESCRIPTION
 *
 *  This example program creates an ALMemory storage object using
 *  an object owned memory buffer.  Then I take the buffer away so I
 *  can use it myself.
 *
 * REVISION HISTORY
 *
 *  February 1, 1996  2.0A  : Second release
 *
 */

#include <stdio.h>
#include <conio.h>

#include "arclib.h"
#include "memstore.h"

int main()
{
    hALStorage memory;
    int i;
    unsigned char *buffer;

    printf( "Archive Library 2.0\nEX14CON.C\n\n" );
    printf( "This example program creates an ALMemory storage object using\n" );
    printf( "an object owned memory buffer.  Then I take the buffer away so I\n" );
    printf( "can use it myself.\n\n" );
    getch();

    memory = newALMemory( "My memory", 0, 0 );
    ALStorageCreate( memory, AL_DEFAULT );
    for ( i = 0 ; i < 20000 ; i++ )
        ALStorageWriteChar( memory, i & 255 );
/*
 * There are three cases here where I cast something before giving it
 * to printf.  This is to turn off errors from gcc.
 */
    printf( "ALMemory buffer size before FlushBuffer() = %u\n",
            (int) ALMemoryBaseGetBufferSize( memory ) );
    ALStorageFlushBuffer( memory );
    printf( "ALMemory buffer size after FlushBuffer() = %u\n",
            (int) ALMemoryBaseGetBufferSize( memory ) );
    ALStorageClose( memory );
    printf( "ALMemory buffer size after Close() = %u\n",
            (int) ALMemoryBaseGetBufferSize( memory ) );
    printf( "ALMemory owner = %s\n",
            ALMemoryBaseGetBufferOwner( memory ) ?
                "User" : "Object" );
    ALMemoryBaseSetBufferOwner( memory, 1 );
    buffer = (unsigned char *) ALMemoryGetBuffer( memory );
    for ( i = 0 ; i < 20000 ; i++ )
        if ( buffer[ i ] != (unsigned char) ( i & 255 ) )
            break;
    printf( "Comparison %s\n",
            i == 20000 ? "passed" : "failed" );
    return 1;
}