EMILE/libemile/emile_map_open.c
2004-12-21 18:00:23 +00:00

57 lines
1004 B
C

static __attribute__((used)) char* rcsid = "$CVSHeader$";
/*
*
* (c) 2004 Laurent Vivier <LaurentVivier@wanadoo.fr>
*
*/
#include <stdlib.h>
#include <stdio.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include "partition.h"
#include "libemile.h"
emile_map_t* emile_map_open(char *dev, int flags)
{
emile_map_t *map;
int ret;
ASSERT_DD(printf("INTERNAL ERROR: Bad Block 0 size structure\n");
return NULL;)
ASSERT_P(printf("INTERNAL ERROR: Bad Partition size structure\n");
return NULL;)
map = (emile_map_t*)malloc(sizeof(emile_map_t));
if (map == NULL)
return NULL;
map->fd = open(dev, flags);
if (map->fd == -1)
{
free(map);
return NULL;
}
strncpy(map->name, dev, 16);
ret = read(map->fd, &map->drivers, sizeof(map->drivers));
if (ret == -1)
{
free(map);
return NULL;
}
ret = read(map->fd, &map->partition, sizeof(map->partition));
if (ret == -1)
{
free(map);
return NULL;
}
map->current = 0;
return map;
}