add map_block0_write.c

This commit is contained in:
Laurent Vivier 2007-10-04 20:25:57 +00:00
parent 6657d065cf
commit 37c6ac70c6
3 changed files with 25 additions and 1 deletions

View File

@ -28,7 +28,7 @@ SOURCES = map_bootblock_get_type.c map_bootblock_is_valid.c \
map_partition_set_startup.c map_read.c map_seek_driver_partition.c \
map_set_bootinfo.c map_set_driver_info.c map_set_driver_number.c \
map_set_partition_name.c map_set_partition_type.c map_set_startup.c \
map_write.c
map_write.c map_block0_write.c
HEADERS = libmap.h

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@ -180,4 +180,5 @@ extern int map_set_driver_info(map_t *map, int number, int block, int size, int
extern int map_set_driver_number(map_t *map, int number);
extern unsigned long map_get_driver_signature(map_t* map);
extern int emile_block0_write(map_t *map);
extern int map_block0_write(map_t *map);
#endif

23
libmap/map_block0_write.c Normal file
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@ -0,0 +1,23 @@
/*
*
* (c) 2004-2007 Laurent Vivier <Laurent@lvivier.info>
*
*/
#include <sys/types.h>
#include <unistd.h>
#include "libmap.h"
int map_block0_write(map_t *map)
{
int ret;
ret = lseek(map->fd, 0, SEEK_SET);
if (ret != 0)
return -1;
ret = write(map->fd, &map->drivers, sizeof(map->drivers));
return ret;
}