#include <stdio.h>
#include <conio.h>
#include "arclib.h"
#include "copyengn.h"
#include "filestor.h"
#include "memstore.h"

main( int argc, char *argv[] )
{
    printf( "This program compresses an input file of\n"
            "your choosing into a huge buffer.  It then\n"
            "gets a pointer into the buffer and uses that\n"
            "to see if things worked as they should have.\n"
            "\n"
            "Usage:  ex19con [file_name]\n"
            "\n"
            "Hit ESC to exit, any other key to continue..." );
    if ( getch() == 0x1b )
        return 1;
    printf( "\n" );

    {
        hALStorage f;
        hALStorage h;
        hALCompressor c;
        int ch;
#if defined( AL_FLAT_MODEL )
        char *p;

        h = newALMemory( "My big buffer", 0, -1 );
#else
        char _huge *p;
        h = newALHugeMemory( "My big buffer", 0, -1 );
#endif
        c = newALCopyCompressor();
        if ( argc > 1 ) {
            f = newALFile( argv[ 1 ] );
            printf( "Compressing %s\n", argv[ 1 ] );
        } else {
            f = newALFile( "ex19con.exe" );
            printf( "Compressing ex19con.exe\n" );
        }
        printf( "Compress returned %d\n",
                ALCompress( c, f, h ) );
#if defined( AL_FLAT_MODEL )
        p = ALMemoryGetBuffer( h );
#else
        p = ALHugeMemoryGetBuffer( h );
#endif
        ALStorageOpen( f );
        while ( ( ch = ALStorageReadChar( f ) ) >= 0 )
            if ( ch != ( *p++ & 0xff ) )  {
                printf( "Mismatch!\n" );
                return 0;
            }
        printf( "Comparison passed!\n" );
    }
    return 1;
}