getfat

getfat

取文件分配表信息

void getfat(int drive, struct fatinfo *fatblkp);

#include

#include

int main(void)

{

struct fatinfo diskinfo;

int flag = 0;

printf("Please insert disk in drive A\n");

getchar();

getfat(1, &diskinfo);

printf("\nDrive A: is ");

switch((unsigned char) diskinfo.fi_fatid)

{

case 0xFD:

printf("360K low density\n");

break;

case 0xF9:

printf("1.2 Meg high density\n");

break;

default:

printf("unformatted\n");

flag = 1;

}

if (!flag)

{

printf(" sectors per cluster %5d\n",

diskinfo.fi_sclus);

printf(" number of clusters %5d\n",

diskinfo.fi_nclus);

printf(" bytes per sector %5d\n",

diskinfo.fi_bysec);

}

return 0;

}