io.h File Reference

#include <fcntl.h>
#include <inttypes.h>
#include <limits.h>
#include <stdbool.h>
#include <stdio.h>
#include <sys/types.h>
#include <unistd.h>
#include <crypto_utils/android_pubkey.h>

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Classes
struct	fec_header
struct	fec_status
struct	fec_ecc_metadata
struct	fec_verity_metadata

Macros
#define	SHA256_DIGEST_LENGTH   32
#define	FEC_BLOCKSIZE   4096
#define	FEC_DEFAULT_ROOTS   2
#define	FEC_MAGIC   0xFECFECFE
#define	FEC_VERSION   0

Enumerations
enum	{ FEC_FS_EXT4 = 1 << 0 , FEC_FS_SQUASH = 1 << 1 , FEC_VERITY_DISABLE = 1 << 8 }

Functions
struct fec_header	__attribute__ ((packed))
int	fec_open (struct fec_handle **f, const char *path, int mode, int flags, int roots)
int	fec_close (struct fec_handle *f)
int	fec_verity_set_status (struct fec_handle *f, bool enabled)
int	fec_verity_get_metadata (struct fec_handle *f, struct fec_verity_metadata *data)
int	fec_ecc_get_metadata (struct fec_handle *f, struct fec_ecc_metadata *data)
int	fec_get_status (struct fec_handle *f, struct fec_status *s)
int	fec_seek (struct fec_handle *f, int64_t offset, int whence)
ssize_t	fec_read (struct fec_handle *f, void *buf, size_t count)
ssize_t	fec_pread (struct fec_handle *f, void *buf, size_t count, uint64_t offset)

Variables
uint32_t	magic
uint32_t	version
uint32_t	size
uint32_t	roots
uint32_t	fec_size
uint64_t	inp_size
uint8_t	hash [SHA256_DIGEST_LENGTH]
struct fec_status	__attribute__

Macro Definition Documentation

FEC_BLOCKSIZE

#define FEC_BLOCKSIZE   4096

FEC_DEFAULT_ROOTS

#define FEC_DEFAULT_ROOTS   2

FEC_MAGIC

#define FEC_MAGIC   0xFECFECFE

FEC_VERSION

#define FEC_VERSION   0

SHA256_DIGEST_LENGTH

#define SHA256_DIGEST_LENGTH   32

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
FEC_FS_EXT4
FEC_FS_SQUASH
FEC_VERITY_DISABLE

Function Documentation

__attribute__()

struct fec_header __attribute__

(

(packed)

)

fec_close()

int fec_close

(

struct fec_handle *

f

)

fec_ecc_get_metadata()

int fec_ecc_get_metadata	(	struct fec_handle *	f,
		struct fec_ecc_metadata *	data
	)

fec_get_status()

int fec_get_status	(	struct fec_handle *	f,
		struct fec_status *	s
	)

fec_open()

int fec_open	(	struct fec_handle **	f,
		const char *	path,
		int	mode,
		int	flags,
		int	roots
	)

fec_pread()

ssize_t fec_pread	(	struct fec_handle *	f,
		void *	buf,
		size_t	count,
		uint64_t	offset
	)

fec_read()

ssize_t fec_read	(	struct fec_handle *	f,
		void *	buf,
		size_t	count
	)

fec_seek()

int fec_seek	(	struct fec_handle *	f,
		int64_t	offset,
		int	whence
	)

fec_verity_get_metadata()

int fec_verity_get_metadata	(	struct fec_handle *	f,
		struct fec_verity_metadata *	data
	)

fec_verity_set_status()

int fec_verity_set_status	(	struct fec_handle *	f,
		bool	enabled
	)

Variable Documentation

__attribute__

struct fec_status __attribute__

fec_size

uint32_t fec_size

hash

uint8_t hash[SHA256_DIGEST_LENGTH]

inp_size

uint64_t inp_size

magic

uint32_t magic

roots

uint32_t roots

size

uint32_t size

version

uint32_t version