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Remove nested functions from disk and file read hooks.

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* include/grub/disk.h (grub_disk_read_hook_t): New type.
	(struct grub_disk): Add read_hook_data member.
	* include/grub/file.h (struct grub_file): Likewise.
	* include/grub/fshelp.h (grub_fshelp_read_file): Add read_hook_data
	argument.

	Update all callers.
This commit is contained in:
Colin Watson 2013-02-27 17:19:15 +01:00 • committed by Vladimir 'phcoder' Serbinenko
parent df6da5a52d
commit 4eb8b75659
29 changed files with 409 additions and 345 deletions
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10
grub-core/fs/fshelp.c
View file

@ -248,14 +248,13 @@ grub_fshelp_find_file (const char *path, grub_fshelp_node_t rootnode,
/* Read LEN bytes from the file NODE on disk DISK into the buffer BUF,
beginning with the block POS. READ_HOOK should be set before
reading a block from the file. GET_BLOCK is used to translate file
blocks to disk blocks. The file is FILESIZE bytes big and the
reading a block from the file. READ_HOOK_DATA is passed through as
the DATA argument to READ_HOOK. GET_BLOCK is used to translate
file blocks to disk blocks. The file is FILESIZE bytes big and the
blocks have a size of LOG2BLOCKSIZE (in log2). */
grub_ssize_t
grub_fshelp_read_file (grub_disk_t disk, grub_fshelp_node_t node,
void NESTED_FUNC_ATTR (*read_hook) (grub_disk_addr_t sector,
unsigned offset,
unsigned length),
grub_disk_read_hook_t read_hook, void *read_hook_data,
grub_off_t pos, grub_size_t len, char *buf,
grub_disk_addr_t (*get_block) (grub_fshelp_node_t node,
grub_disk_addr_t block),
@ -307,6 +306,7 @@ grub_fshelp_read_file (grub_disk_t disk, grub_fshelp_node_t node,
if (blknr)
{
disk->read_hook = read_hook;
disk->read_hook_data = read_hook_data;
grub_disk_read (disk, blknr + blocks_start, skipfirst,
blockend, buf);