#include "project.h"




void new(DISK *d)
{
uint8_t buf[SECTOR_SIZE];

MBR m;
GPT_header h,alt_h;
GPT_entry e={0};
GUID disk_guid;
uint64_t lbas;
int n;

lbas=disk_lbas(d);


disk_guid=guid_random();

m=mbr_new(lbas);
memcpy(buf,&m,sizeof(m));
disk_write(d,buf,0,1);

h=header_new ( disk_guid, lbas,0);
alt_h=header_new(disk_guid,lbas,1);

for (n=0;n<h.n_partition_entries;++n) {
entry_write(d,&h,n,&e);
entry_write(d,&alt_h,n,&e);
}

h.partition_entry_crc=header_calc_ent_crc(d,&h);
alt_h.partition_entry_crc=header_calc_ent_crc(d,&alt_h);

header_calc_crc(&h);
header_calc_crc(&alt_h);

memcpy(buf,&h,sizeof(h));
disk_write(d,buf,h.my_lba,1);

memcpy(buf,&alt_h,sizeof(alt_h));
disk_write(d,buf,alt_h.my_lba,1);

}