From 40684ddb83a500f25d813fab7323a190a707402c Mon Sep 17 00:00:00 2001 From: Lukasz Majewski Date: Tue, 11 Dec 2012 11:09:46 +0100 Subject: gpt: Support for GPT (GUID Partition Table) restoration The restoration of GPT table (both primary and secondary) is now possible. Function 'gpt_restore' presents example of partition restoration process. Signed-off-by: Lukasz Majewski Signed-off-by: Piotr Wilczek Signed-off-by: Kyungmin Park --- include/part.h | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) (limited to 'include') diff --git a/include/part.h b/include/part.h index 27ea283f1ed..c58a734ada0 100644 --- a/include/part.h +++ b/include/part.h @@ -176,10 +176,62 @@ int test_part_amiga (block_dev_desc_t *dev_desc); #endif #ifdef CONFIG_EFI_PARTITION +#include /* disk/part_efi.c */ int get_partition_info_efi (block_dev_desc_t * dev_desc, int part, disk_partition_t *info); void print_part_efi (block_dev_desc_t *dev_desc); int test_part_efi (block_dev_desc_t *dev_desc); + +/** + * write_gpt_table() - Write the GUID Partition Table to disk + * + * @param dev_desc - block device descriptor + * @param gpt_h - pointer to GPT header representation + * @param gpt_e - pointer to GPT partition table entries + * + * @return - zero on success, otherwise error + */ +int write_gpt_table(block_dev_desc_t *dev_desc, + gpt_header *gpt_h, gpt_entry *gpt_e); + +/** + * gpt_fill_pte(): Fill the GPT partition table entry + * + * @param gpt_h - GPT header representation + * @param gpt_e - GPT partition table entries + * @param partitions - list of partitions + * @param parts - number of partitions + * + * @return zero on success + */ +int gpt_fill_pte(gpt_header *gpt_h, gpt_entry *gpt_e, + disk_partition_t *partitions, int parts); + +/** + * gpt_fill_header(): Fill the GPT header + * + * @param dev_desc - block device descriptor + * @param gpt_h - GPT header representation + * @param str_guid - disk guid string representation + * @param parts_count - number of partitions + * + * @return - error on str_guid conversion error + */ +int gpt_fill_header(block_dev_desc_t *dev_desc, gpt_header *gpt_h, + char *str_guid, int parts_count); + +/** + * gpt_restore(): Restore GPT partition table + * + * @param dev_desc - block device descriptor + * @param str_disk_guid - disk GUID + * @param partitions - list of partitions + * @param parts - number of partitions + * + * @return zero on success + */ +int gpt_restore(block_dev_desc_t *dev_desc, char *str_disk_guid, + disk_partition_t *partitions, const int parts_count); #endif #endif /* _PART_H */ -- cgit v1.2.3