Leiam o post anterior.
#include stdio.h
#include fcntl.h
#include string.h
#include linux/hdreg.h
char* retornaID(char *drive){
struct hd_driveid hd;
int ide;
ide=open(drive,O_RDONLY);
ioctl (ide,HDIO_GET_IDENTITY,&hd);
char *did = (char *) malloc(strlen(hd.serial_no) + 1);
strncpy(did,hd.serial_no, sizeof(hd.serial_no));
return did;
}
int main()
{
char *drive = "/dev/hda";
printf("ID: %s\n", retornaID(drive));
}
forte abraço,
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