diff options
Diffstat (limited to 'grub-core/osdep/haiku/getroot.c')
-rw-r--r-- | grub-core/osdep/haiku/getroot.c | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/grub-core/osdep/haiku/getroot.c b/grub-core/osdep/haiku/getroot.c new file mode 100644 index 0000000..4e123c0 --- /dev/null +++ b/grub-core/osdep/haiku/getroot.c @@ -0,0 +1,105 @@ +#include <config.h> +#include <config-util.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <string.h> +#include <errno.h> +#include <stdint.h> +#include <grub/util/misc.h> +#include <grub/emu/hostdisk.h> +#include <grub/emu/getroot.h> +#include <fs_info.h> +#include <Drivers.h> +#include <StorageDefs.h> + +enum grub_dev_abstraction_types +grub_util_get_dev_abstraction_os (const char *os_dev __attribute__((unused))) +{ + return GRUB_DEV_ABSTRACTION_NONE; +} + +int +grub_util_pull_device_os (const char *os_dev __attribute__ ((unused)), + enum grub_dev_abstraction_types ab __attribute__ ((unused))) +{ + return 0; +} + +char * +grub_util_get_grub_dev_os (const char *os_dev __attribute__ ((unused))) +{ + return NULL; +} + +char ** +grub_guess_root_devices (const char *dir_in) +{ + dev_t dv = dev_for_path (dir_in); + fs_info inf; + char **ret; + if (fs_stat_dev (dv, &inf) != B_OK) + return NULL; + ret = xmalloc (2 * sizeof (ret[0])); + ret[0] = xstrdup (inf.device_name); + ret[1] = NULL; + return ret; +} + +grub_disk_addr_t +grub_util_find_partition_start_os (const char *dev) +{ + partition_info part; + grub_disk_addr_t ret; + int fd = open (dev, O_RDONLY); + if (fd < 0) + return 0; + if (ioctl (fd, B_GET_PARTITION_INFO, &part, sizeof (part)) < 0) + { + close (fd); + return 0; + } + ret = part.offset; + close (fd); + fd = open (part.device, O_RDONLY); + + device_geometry geo; + if (ioctl (fd, B_GET_GEOMETRY, &geo, sizeof (geo)) < 0) + return 0; + ret /= geo.bytes_per_sector ? : 512; + close (fd); + return ret; +} + +char * +grub_util_part_to_disk (const char *os_dev, + struct stat *st __attribute__ ((unused)), + int *is_part) +{ + char *ret; + partition_info part; + int fd = open (os_dev, O_RDONLY); + *is_part = 0; + + if (fd < 0) + return xstrdup (os_dev); + if (ioctl (fd, B_GET_PARTITION_INFO, &part, sizeof (part)) < 0) + { + close (fd); + return xstrdup (os_dev); + } + ret = xstrdup (part.device); + close (fd); + *is_part=1; + return ret; +} + +int +grub_util_biosdisk_is_floppy (grub_disk_t disk) +{ + const char *dname; + + dname = grub_util_biosdisk_get_osdev (disk); + + return (strncmp (dname, "/dev/disk/floppy/", sizeof ("/dev/disk/floppy/") - 1) + == 0); +} |