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* grub-core/fs/hfsplus.c (grub_hfsplus_btree_iterate_node): Pass

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the context through.
	(grub_hfsplus_iterate_dir): Move nested function out of its parent.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-03-01 14:02:27 +01:00
parent f9b7d78007
commit e114c3cc54
2 changed files with 139 additions and 117 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2013-03-01 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/fs/hfsplus.c (grub_hfsplus_btree_iterate_node): Pass
the context through.
(grub_hfsplus_iterate_dir): Move nested function out of its parent.
2013-03-01 Vladimir Serbinenko <phcoder@gmail.com>
* util/grub-editenv.c (list_variables): Move print_var out of its

58
grub-core/fs/hfsplus.c
View File

@ -620,7 +620,8 @@ static int
grub_hfsplus_btree_iterate_node (struct grub_hfsplus_btree *btree,
struct grub_hfsplus_btnode *first_node,
grub_disk_addr_t first_rec,
int (*hook) (void *record))
int (*hook) (void *record, void *hook_arg),
void *hook_arg)
{
grub_disk_addr_t rec;
grub_uint64_t saved_node = -1;
@ -633,7 +634,7 @@ grub_hfsplus_btree_iterate_node (struct grub_hfsplus_btree *btree,
/* Iterate over all records in this node. */
for (rec = first_rec; rec < grub_be_to_cpu16 (first_node->count); rec++)
{
if (hook (grub_hfsplus_btree_recptr (btree, first_node, rec)))
if (hook (grub_hfsplus_btree_recptr (btree, first_node, rec), hook_arg))
return 1;
}
@ -764,21 +765,24 @@ grub_hfsplus_btree_search (struct grub_hfsplus_btree *btree,
}
}
static int
grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
grub_fshelp_iterate_dir_hook_t hook, void *hook_data)
struct list_nodes_ctx
{
int ret = 0;
int ret;
grub_fshelp_node_t dir;
grub_fshelp_iterate_dir_hook_t hook;
void *hook_data;
};
auto int list_nodes (void *record);
int list_nodes (void *record)
{
static int
list_nodes (void *record, void *hook_arg)
{
struct grub_hfsplus_catkey *catkey;
char *filename;
int i;
struct grub_fshelp_node *node;
struct grub_hfsplus_catfile *fileinfo;
enum grub_fshelp_filetype type = GRUB_FSHELP_UNKNOWN;
struct list_nodes_ctx *ctx = hook_arg;
catkey = (struct grub_hfsplus_catkey *) record;
@ -789,7 +793,7 @@ grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
% 2));
/* Stop iterating when the last directory entry is found. */
if (grub_be_to_cpu32 (catkey->parent) != dir->fileid)
if (grub_be_to_cpu32 (catkey->parent) != ctx->dir->fileid)
return 1;
/* Determine the type of the node that is found. */
@ -812,18 +816,18 @@ grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
type = GRUB_FSHELP_DIR;
break;
case grub_cpu_to_be16_compile_time (GRUB_HFSPLUS_FILETYPE_DIR_THREAD):
if (dir->fileid == 2)
if (ctx->dir->fileid == 2)
return 0;
node = grub_malloc (sizeof (*node));
if (!node)
return 1;
node->data = dir->data;
node->data = ctx->dir->data;
node->mtime = 0;
node->size = 0;
node->fileid = grub_be_to_cpu32 (fileinfo->parentid);
ret = hook ("..", GRUB_FSHELP_DIR, node, hook_data);
return ret;
ctx->ret = ctx->hook ("..", GRUB_FSHELP_DIR, node, ctx->hook_data);
return ctx->ret;
}
if (type == GRUB_FSHELP_UNKNOWN)
@ -859,7 +863,7 @@ grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
}
/* hfs+ is case insensitive. */
if (! dir->data->case_sensitive)
if (! ctx->dir->data->case_sensitive)
type |= GRUB_FSHELP_CASE_INSENSITIVE;
/* A valid node is found; setup the node and call the
@ -867,7 +871,7 @@ grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
node = grub_malloc (sizeof (*node));
if (!node)
return 1;
node->data = dir->data;
node->data = ctx->dir->data;
grub_memcpy (node->extents, fileinfo->data.extents,
sizeof (node->extents));
@ -875,12 +879,24 @@ grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
node->size = grub_be_to_cpu64 (fileinfo->data.size);
node->fileid = grub_be_to_cpu32 (fileinfo->fileid);
ret = hook (filename, type, node, hook_data);
ctx->ret = ctx->hook (filename, type, node, ctx->hook_data);
grub_free (filename);
return ret;
}
return ctx->ret;
}
static int
grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
grub_fshelp_iterate_dir_hook_t hook, void *hook_data)
{
struct list_nodes_ctx ctx =
{
.ret = 0,
.dir = dir,
.hook = hook,
.hook_data = hook_data
};
struct grub_hfsplus_key_internal intern;
struct grub_hfsplus_btnode *node;
@ -908,11 +924,11 @@ grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
/* Iterate over all entries in this directory. */
grub_hfsplus_btree_iterate_node (&dir->data->catalog_tree, node, ptr,
list_nodes);
list_nodes, &ctx);
grub_free (node);
return ret;
return ctx.ret;
}
/* Open a file named NAME and initialize FILE. */