crypt.h File Reference

#include <gpac/tools.h>

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Macros
#define	MAX_KEY_SIZES   4

Typedefs
typedef struct _tag_crypt_stream	GF_Crypt

Functions
GF_Crypt *	gf_crypt_open (const char *algorithm, const char *mode)
void	gf_crypt_close (GF_Crypt *gfc)
GF_Err	gf_crypt_set_state (GF_Crypt *gfc, const void *iv, int size)
GF_Err	gf_crypt_get_state (GF_Crypt *gfc, void *iv, int *size)
Bool	gf_crypt_is_block_algorithm (GF_Crypt *gfc)
Bool	gf_crypt_is_block_algorithm_mode (GF_Crypt *gfc)
Bool	gf_crypt_is_block_mode (GF_Crypt *gfc)
u32	gf_crypt_get_block_size (GF_Crypt *gfc)
u32	gf_crypt_get_key_size (GF_Crypt *gfc)
u32	gf_crypt_get_supported_key_sizes (GF_Crypt *gfc, u32 *key_sizes)
u32	gf_crypt_get_iv_size (GF_Crypt *gfc)
Bool	gf_crypt_mode_has_iv (GF_Crypt *gfc)
const char *	gf_crypt_get_algorithm_name (GF_Crypt *gfc)
u32	gf_crypt_get_algorithm_version (GF_Crypt *gfc)
const char *	gf_crypt_get_mode_name (GF_Crypt *gfc)
u32	gf_crypt_get_mode_version (GF_Crypt *gfc)
GF_Err	gf_crypt_init (GF_Crypt *gfc, void *key, u32 lenofkey, const void *IV)
void	gf_crypt_deinit (GF_Crypt *gfc)
GF_Err	gf_crypt_set_key (GF_Crypt *gfc, void *key, u32 keysize, const void *iv)
GF_Err	gf_crypt_encrypt (GF_Crypt *gfc, void *plaintext, int len)
GF_Err	gf_crypt_decrypt (GF_Crypt *gfc, void *ciphertext, int len)
u32	gf_crypt_str_get_algorithm_version (const char *algorithm)
u32	gf_crypt_str_get_mode_version (const char *mode)
Bool	gf_crypt_str_is_block_algorithm (const char *algorithm)
Bool	gf_crypt_str_is_block_algorithm_mode (const char *algorithm)
Bool	gf_crypt_str_is_block_mode (const char *mode)
u32	gf_crypt_str_module_get_algo_block_size (const char *algorithm)
u32	gf_crypt_str_module_get_algo_key_size (const char *algorithm)
u32	gf_crypt_str_get_algo_supported_key_sizes (const char *algorithm, int *keys)

Macro Definition Documentation

#define MAX_KEY_SIZES   4

Typedef Documentation

typedef struct _tag_crypt_stream GF_Crypt

Function Documentation

GF_Crypt* gf_crypt_open	(	const char *	algorithm,
		const char *	mode
	)

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void gf_crypt_close

(

GF_Crypt *

gfc

)

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GF_Err gf_crypt_set_state	(	GF_Crypt *	gfc,
		const void *	iv,
		int	size
	)

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GF_Err gf_crypt_get_state	(	GF_Crypt *	gfc,
		void *	iv,
		int *	size
	)

Bool gf_crypt_is_block_algorithm

(

GF_Crypt *

gfc

)

Bool gf_crypt_is_block_algorithm_mode

(

GF_Crypt *

gfc

)

Bool gf_crypt_is_block_mode

(

GF_Crypt *

gfc

)

u32 gf_crypt_get_block_size

(

GF_Crypt *

gfc

)

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u32 gf_crypt_get_key_size

(

GF_Crypt *

gfc

)

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u32 gf_crypt_get_supported_key_sizes	(	GF_Crypt *	gfc,
		u32 *	key_sizes
	)

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u32 gf_crypt_get_iv_size

(

GF_Crypt *

gfc

)

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Bool gf_crypt_mode_has_iv

(

GF_Crypt *

gfc

)

const char* gf_crypt_get_algorithm_name

(

GF_Crypt *

gfc

)

u32 gf_crypt_get_algorithm_version

(

GF_Crypt *

gfc

)

const char* gf_crypt_get_mode_name

(

GF_Crypt *

gfc

)

u32 gf_crypt_get_mode_version

(

GF_Crypt *

gfc

)

GF_Err gf_crypt_init	(	GF_Crypt *	gfc,
		void *	key,
		u32	lenofkey,
		const void *	IV
	)

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void gf_crypt_deinit

(

GF_Crypt *

gfc

)

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GF_Err gf_crypt_set_key	(	GF_Crypt *	gfc,
		void *	key,
		u32	keysize,
		const void *	iv
	)

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GF_Err gf_crypt_encrypt	(	GF_Crypt *	gfc,
		void *	plaintext,
		int	len
	)

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GF_Err gf_crypt_decrypt	(	GF_Crypt *	gfc,
		void *	ciphertext,
		int	len
	)

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u32 gf_crypt_str_get_algorithm_version

(

const char *

algorithm

)

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u32 gf_crypt_str_get_mode_version

(

const char *

mode

)

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Bool gf_crypt_str_is_block_algorithm

(

const char *

algorithm

)

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Bool gf_crypt_str_is_block_algorithm_mode

(

const char *

algorithm

)

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Bool gf_crypt_str_is_block_mode

(

const char *

mode

)

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u32 gf_crypt_str_module_get_algo_block_size

(

const char *

algorithm

)

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u32 gf_crypt_str_module_get_algo_key_size

(

const char *

algorithm

)

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u32 gf_crypt_str_get_algo_supported_key_sizes	(	const char *	algorithm,
		int *	keys
	)

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