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New API call iso_image_report_system_area()

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This commit is contained in:
Thomas Schmitt
2014-04-11 15:39:45 +02:00
parent 1ac59bec46
commit dd27f579eb
18 changed files with 2184 additions and 108 deletions
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60
libisofs/system_area.h
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@ -108,13 +108,15 @@ struct iso_mbr_partition_request {
I.e. after the call the submitted storage of req can be disposed or re-used.
Submit 0 as value flag.
*/
int iso_register_mbr_entry(Ecma119Image *t,
int iso_register_mbr_entry(struct iso_mbr_partition_request **req_array,
int *mbr_req_count,
struct iso_mbr_partition_request *req, int flag);
/* Convenience frontend for iso_register_mbr_entry().
name and type are 0-terminated strings, which may get silently truncated.
*/
int iso_quick_mbr_entry(Ecma119Image *t,
int iso_quick_mbr_entry(struct iso_mbr_partition_request **req_array,
int *mbr_req_count,
uint64_t start_block, uint64_t block_count,
uint8_t type_byte, uint8_t status_byte,
int desired_slot);
@ -125,12 +127,13 @@ int iso_quick_mbr_entry(Ecma119Image *t,
Return value is 0 if occupied, 1 if free, and -1 if the slot number is
out of range.
*/
int iso_mbr_entry_slot_is_free(Ecma119Image *t, int slot);
int iso_mbr_entry_slot_is_free(struct iso_mbr_partition_request **req_array,
int mbr_req_count, int slot);
/* The parameter struct for production of a single Apple Partition Map entry.
See also the partial APM description in doc/boot_sectors.txt.
The list of entries is stored in Ecma119Image.apm_req.
The list of entries is stored e.g. in Ecma119Image.apm_req, .apm_req_count.
The size of a block can be chosen by setting Ecma119Image.apm_block_size.
If an entry has start_block <=1, then its block_count will be adjusted
to the final size of the partition map.
@ -144,8 +147,8 @@ struct iso_apm_partition_request {
/* Given in blocks of 2 KiB unless (Ecma119Image.apm_req_flags & 4).
Written to the ISO image according to Ecma119Image.apm_block_size.
*/
uint32_t start_block;
uint32_t block_count;
uint64_t start_block;
uint64_t block_count;
/* All 32 bytes get copied to the system area.
Take care to pad up short strings by 0.
@ -158,14 +161,17 @@ struct iso_apm_partition_request {
I.e. after the call the submitted storage of req can be disposed or re-used.
Submit 0 as value flag.
*/
int iso_register_apm_entry(Ecma119Image *t,
int iso_register_apm_entry(struct iso_apm_partition_request **req_array,
int *apm_req_count,
struct iso_apm_partition_request *req, int flag);
/* Convenience frontend for iso_register_apm_entry().
name and type are 0-terminated strings, which may get silently truncated.
*/
int iso_quick_apm_entry(Ecma119Image *t,
uint32_t start_block, uint32_t block_count, char *name, char *type);
int iso_quick_apm_entry(struct iso_apm_partition_request **req_array,
int *apm_req_count,
uint32_t start_block, uint32_t block_count,
char *name, char *type);
/* CRC-32 as of GPT and Ethernet.
@ -206,11 +212,10 @@ void iso_random_uuid(Ecma119Image *t, uint8_t uuid[16]);
*/
struct iso_gpt_partition_request {
/* Always given in blocks of 2 KiB.
Written to the ISO image in blocks of 512.
/* Always given in blocks of 512 bytes.
*/
uint32_t start_block;
uint32_t block_count;
uint64_t start_block;
uint64_t block_count;
/* The registered GUID which defines the partition type */
uint8_t type_guid[16];
@ -231,20 +236,26 @@ struct iso_gpt_partition_request {
Take care to pad up short strings by 0.
*/
uint8_t name[72];
/* Only if read from imported image: Table index of partition (first = 1)
*/
uint32_t idx;
};
/* Copies the content of req and registers it in t.gpt_req[].
I.e. after the call the submitted storage of req can be disposed or re-used.
Submit 0 as value flag.
*/
int iso_register_gpt_entry(Ecma119Image *t,
int iso_register_gpt_entry(struct iso_gpt_partition_request **req_array,
int *gpt_req_count,
struct iso_gpt_partition_request *req, int flag);
/* Convenience frontend for iso_register_gpt_entry().
name has to be already encoded as UTF-16LE.
*/
int iso_quick_gpt_entry(Ecma119Image *t,
uint32_t start_block, uint32_t block_count,
int iso_quick_gpt_entry(struct iso_gpt_partition_request **req_array,
int *gpt_req_count,
uint64_t start_block, uint64_t block_count,
uint8_t type_guid[16], uint8_t partition_guid[16],
uint64_t flags, uint8_t name[72]);
@ -255,6 +266,23 @@ int iso_write_gpt_header_block(Ecma119Image *t, uint32_t img_blocks,
uint8_t *buf, uint32_t max_entries,
uint32_t part_start, uint32_t p_arr_crc);
/* The description of a loaded MIPS Big Endian Volume Directory Entry
*/
struct iso_mips_voldir_entry {
char name[9];
uint32_t boot_block;
uint32_t boot_bytes;
};
/* The description of a loaded SUN Disk Label partition */
struct iso_sun_disk_label_entry {
int idx;
uint16_t id_tag;
uint16_t permissions;
uint32_t start_cyl;
uint32_t num_blocks;
};
/* Creates the Partition Prepend writer.
*/
int partprepend_writer_create(Ecma119Image *target);