EMILE/libemile/emile_map_bootblock_write.c

37 lines
555 B
C

/*
*
* (c) 2004 Laurent Vivier <LaurentVivier@wanadoo.fr>
*
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdio.h>
#include <unistd.h>
#include "partition.h"
#include "libemile.h"
int emile_map_write_bootblock(emile_map_t* map, char* bootblock)
{
char name[16];
int ret;
int fd;
if (!emile_map_partition_is_valid(map))
return -1;
sprintf(name, "%s%d", map->name, map->current);
fd = open(name, O_RDWR);
if (fd == -1)
return -1;
ret = write(fd, bootblock, BOOTBLOCK_SIZE);
close(fd);
return ret;
}