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Remove nested functions from device iterators.

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* include/grub/arc/arc.h (grub_arc_iterate_devs_hook_t): New type.
(grub_arc_iterate_devs): Add hook_data argument.
* include/grub/ata.h (grub_ata_dev_iterate_hook_t): New type.
(struct grub_ata_dev.iterate): Add hook_data argument.
* include/grub/device.h (grub_device_iterate_hook_t): New type.
(grub_device_iterate): Add hook_data argument.
* include/grub/disk.h (grub_disk_dev_iterate_hook_t): New type.
(struct grub_disk_dev.iterate): Add hook_data argument.
(grub_disk_dev_iterate): Likewise.
* include/grub/gpt_partition.h (grub_gpt_partition_map_iterate):
Likewise.
* include/grub/msdos_partition.h (grub_partition_msdos_iterate):
Likewise.
* include/grub/partition.h (grub_partition_iterate_hook_t): New
type.
(struct grub_partition_map.iterate): Add hook_data argument.
(grub_partition_iterate): Likewise.
* include/grub/scsi.h (grub_scsi_dev_iterate_hook_t): New type.
(struct grub_scsi_dev.iterate): Add hook_data argument.

Update all callers.
This commit is contained in:
Colin Watson 2013-01-20 15:52:15 +00:00
parent 6c0314d638
commit 25239370fd
50 changed files with 1455 additions and 1165 deletions
Download patch file Download diff file Expand all files Collapse all files

103
grub-core/partmap/bsdlabel.c
View file

@ -41,8 +41,7 @@ static struct grub_partition_map grub_openbsdlabel_partition_map;
static grub_err_t
iterate_real (grub_disk_t disk, grub_disk_addr_t sector, int freebsd,
struct grub_partition_map *pmap,
int (*hook) (grub_disk_t disk,
const grub_partition_t partition))
grub_partition_iterate_hook_t hook, void *hook_data)
{
struct grub_partition_bsd_disk_label label;
struct grub_partition p;
@ -116,7 +115,7 @@ iterate_real (grub_disk_t disk, grub_disk_addr_t sector, int freebsd,
p.start -= delta;
if (hook (disk, &p))
if (hook (disk, &p, hook_data))
return grub_errno;
}
return GRUB_ERR_NONE;
@ -124,14 +123,14 @@ iterate_real (grub_disk_t disk, grub_disk_addr_t sector, int freebsd,
static grub_err_t
bsdlabel_partition_map_iterate (grub_disk_t disk,
int (*hook) (grub_disk_t disk,
const grub_partition_t partition))
grub_partition_iterate_hook_t hook,
void *hook_data)
{
if (disk->partition && grub_strcmp (disk->partition->partmap->name, "msdos")
== 0 && disk->partition->msdostype == GRUB_PC_PARTITION_TYPE_FREEBSD)
return iterate_real (disk, GRUB_PC_PARTITION_BSD_LABEL_SECTOR, 1,
&grub_bsdlabel_partition_map, hook);
&grub_bsdlabel_partition_map, hook, hook_data);
if (disk->partition
&& (grub_strcmp (disk->partition->partmap->name, "msdos") == 0
@ -141,7 +140,44 @@ bsdlabel_partition_map_iterate (grub_disk_t disk,
return grub_error (GRUB_ERR_BAD_PART_TABLE, "no embedding supported");
return iterate_real (disk, GRUB_PC_PARTITION_BSD_LABEL_SECTOR, 0,
&grub_bsdlabel_partition_map, hook);
&grub_bsdlabel_partition_map, hook, hook_data);
}
/* Context for netopenbsdlabel_partition_map_iterate. */
struct netopenbsdlabel_ctx
{
grub_uint8_t type;
struct grub_partition_map *pmap;
grub_partition_iterate_hook_t hook;
void *hook_data;
int count;
};
/* Helper for netopenbsdlabel_partition_map_iterate. */
static int
check_msdos (grub_disk_t dsk, const grub_partition_t partition, void *data)
{
struct netopenbsdlabel_ctx *ctx = data;
grub_err_t err;
if (partition->msdostype != ctx->type)
return 0;
err = iterate_real (dsk, partition->start
+ GRUB_PC_PARTITION_BSD_LABEL_SECTOR, 0, ctx->pmap,
ctx->hook, ctx->hook_data);
if (err == GRUB_ERR_NONE)
{
ctx->count++;
return 1;
}
if (err == GRUB_ERR_BAD_PART_TABLE)
{
grub_errno = GRUB_ERR_NONE;
return 0;
}
grub_print_error ();
return 0;
}
/* This is a total breakage. Even when net-/openbsd label is inside partition
@ -150,45 +186,26 @@ bsdlabel_partition_map_iterate (grub_disk_t disk,
static grub_err_t
netopenbsdlabel_partition_map_iterate (grub_disk_t disk, grub_uint8_t type,
struct grub_partition_map *pmap,
int (*hook) (grub_disk_t disk,
const grub_partition_t partition))
grub_partition_iterate_hook_t hook,
void *hook_data)
{
int count = 0;
auto int check_msdos (grub_disk_t dsk,
const grub_partition_t partition);
int check_msdos (grub_disk_t dsk,
const grub_partition_t partition)
{
grub_err_t err;
if (partition->msdostype != type)
return 0;
err = iterate_real (dsk, partition->start
+ GRUB_PC_PARTITION_BSD_LABEL_SECTOR, 0, pmap, hook);
if (err == GRUB_ERR_NONE)
{
count++;
return 1;
}
if (err == GRUB_ERR_BAD_PART_TABLE)
{
grub_errno = GRUB_ERR_NONE;
return 0;
}
grub_print_error ();
return 0;
}
if (disk->partition && grub_strcmp (disk->partition->partmap->name, "msdos")
== 0)
return grub_error (GRUB_ERR_BAD_PART_TABLE, "no embedding supported");
{
struct netopenbsdlabel_ctx ctx = {
.type = type,
.pmap = pmap,
.hook = hook,
.hook_data = hook_data,
.count = count
};
grub_err_t err;
err = grub_partition_msdos_iterate (disk, check_msdos);
err = grub_partition_msdos_iterate (disk, check_msdos, &ctx);
if (err)
return err;
@ -200,24 +217,24 @@ netopenbsdlabel_partition_map_iterate (grub_disk_t disk, grub_uint8_t type,
static grub_err_t
netbsdlabel_partition_map_iterate (grub_disk_t disk,
int (*hook) (grub_disk_t disk,
const grub_partition_t partition))
grub_partition_iterate_hook_t hook,
void *hook_data)
{
return netopenbsdlabel_partition_map_iterate (disk,
GRUB_PC_PARTITION_TYPE_NETBSD,
&grub_netbsdlabel_partition_map,
hook);
hook, hook_data);
}
static grub_err_t
openbsdlabel_partition_map_iterate (grub_disk_t disk,
int (*hook) (grub_disk_t disk,
const grub_partition_t partition))
grub_partition_iterate_hook_t hook,
void *hook_data)
{
return netopenbsdlabel_partition_map_iterate (disk,
GRUB_PC_PARTITION_TYPE_OPENBSD,
&grub_openbsdlabel_partition_map,
hook);
hook, hook_data);
}