#include "a2lib.c"

char online[] = {
// ORG $301
    0x20, 0x00, 0xBF, // JSR $BF00 (PRODOS)
    0xC5,             // DB ON_LINE
    0x08, 0x03,       // DW PARAMS
    0x60,             // RTS
// PARAMS @ $308
    0x02,             // PARAM_COUNT
    0x60,             // UNIT_NUM = DRIVE 0, SLOT 6
    0x00, 0x20        // DATA_BUFFER = $2000
};
char chgmtrk[] = {
// ORG $301
	0xAD, 0x8B, 0xC0, 0xAD, 0x8B, 0xC0, 0xAD, 0xE3,
	0xD6, 0xC9, 0x18, 0xD0, 0x05, 0xA9, 0x40, 0x8D,
	0xE3, 0xD6, 0xAD, 0x81, 0xC0, 0x60
};
char readblk[] = {
// ORG $301
    0x20, 0x00, 0xBF, // JSR $BF00 (PRODOS)
    0x80,             // DB READ_BLOCK
    0x08, 0x03,       // DW PARAMS
    0x60,             // RTS
// PARAMS @ $308
    0x03,             // PARAM_COUNT
    0x60,             // UNIT_NUM = DRIVE 0, SLOT 6
    0x00, 0x20,       // DATA_BUFFER = $2000
    0x00, 0x00        // BLOCK_NUM
};
#define ORG             0x0301
#define BLOCK_NUM       0x030C
#define DATA_BUFFER     0x2000
char dsk[320][512];

int main(int argc, char **argv)
{
    FILE *dskfile;
    char count[2], volname[21];
    char noname[] = "_NONAME";
    int i, result, fd, trk, pifd;
    if (argc > 1)
    {
	i = strtol(argv[1],NULL,10);
	pifd = a2open(i > 41 ? argv[1] : "127.0.0.1");
	trk = (i < 41 ? i : 35);
    }
    else
    {
	pifd = a2open("127.0.0.1");
	trk = 35;
    }
    if (pifd < 0)
    {
	perror("Unable to connect to Apple II Pi");
	exit(EXIT_FAILURE);
    }
    a2write(pifd, ORG, sizeof(chgmtrk),  chgmtrk);
    a2call(pifd, ORG, &result);

    a2write(pifd, ORG, sizeof(online),  online);
    a2call(pifd, ORG, &result);
    a2read(pifd, DATA_BUFFER, 16, volname);
    volname[(volname[0] & 0x0F) + 1] = '\0';
printf("%x\n",volname[0]);
printf("%x\n",volname);
    if ( !isprint(volname[1]) )
	{
	strcpy(volname, noname);
	printf("NO VOL NAME OR HEX VOL\n");
	}
    printf("Volume name:%s\n", volname +1);
    strcat(volname + 1, ".PO");
    a2write(pifd, ORG, sizeof(readblk), readblk);
    for (i = 0; i < trk*8; i++)
    {
	printf("Reading block #%d\r", i);
	fflush(stdout);
	count[0] = i;
	count[1] = i >> 8;
	a2write(pifd, BLOCK_NUM, 2, count);
	a2call(pifd, ORG, &result);
	a2read(pifd, DATA_BUFFER, 512, dsk[i]);
    }        
    a2close(pifd);
    if ((dskfile = fopen(volname + 1, "wb")))
    {
	fwrite(dsk, 1, trk*8*512, dskfile);
	fclose(dskfile);
    }
    return EXIT_SUCCESS;
}