EMILE/libmap/map_bootblock_write.c
2007-10-09 19:02:42 +00:00

30 lines
496 B
C

/*
*
* (c) 2004-2007 Laurent Vivier <Laurent@lvivier.info>
*
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdio.h>
#include <unistd.h>
#include "libmap.h"
int map_bootblock_write(map_t* map, char* bootblock)
{
off_t offset;
int ret;
if (!map_partition_is_valid(map))
return -1;
offset = read_long((u_int32_t*)&map->partition.PyPartStart) * 512;
ret = map->device->write_sector(map->device,
offset, bootblock, BOOTBLOCK_SIZE);
return ret;
}