e_aes.c File Reference

#include <openssl/opensslconf.h>
#include <openssl/evp.h>
#include <openssl/err.h>
#include <string.h>
#include <assert.h>
#include <openssl/aes.h>
#include "evp_locl.h"
#include "modes_lcl.h"
#include <openssl/rand.h>

Go to the source code of this file.

Classes
struct	EVP_AES_KEY
struct	EVP_AES_GCM_CTX
struct	EVP_AES_XTS_CTX
struct	EVP_AES_CCM_CTX

Macros
#define	MAXBITCHUNK   ((size_t)1<<(sizeof(size_t)*8-4))
#define	BLOCK_CIPHER_generic(nid, keylen, blocksize, ivlen, nmode, mode, MODE, flags)
#define	BLOCK_CIPHER_custom(nid, keylen, blocksize, ivlen, mode, MODE, flags)
#define	BLOCK_CIPHER_generic_pack(nid, keylen, flags)
#define	CUSTOM_FLAGS
#define	aes_xts_cleanup   NULL
#define	XTS_FLAGS
#define	aes_ccm_cleanup   NULL

Functions
	BLOCK_CIPHER_generic_pack (BLOCK_CIPHER_generic_pack(NID_aes, 128, EVP_CIPH_FLAG_FIPS)
	BLOCK_CIPHER_custom (NID_aes, 128, 1, 12, gcm, GCM, EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS) BLOCK_CIPHER_custom(NID_aes
EVP_CIPH_FLAG_FIPS EVP_CIPH_FLAG_AEAD_CIPHER CUSTOM_FLAGS	BLOCK_CIPHER_custom (NID_aes, 256, 1, 12, gcm, GCM, EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|CUSTOM_FLAGS) static int aes_xts_ctrl(EVP_CIPHER_CTX *c
	if (type!=EVP_CTRL_INIT)
	BLOCK_CIPHER_custom (NID_aes, 128, 1, 16, xts, XTS, EVP_CIPH_FLAG_FIPS|XTS_FLAGS) BLOCK_CIPHER_custom(NID_aes
	BLOCK_CIPHER_custom (NID_aes, 128, 1, 12, ccm, CCM, EVP_CIPH_FLAG_FIPS|CUSTOM_FLAGS) BLOCK_CIPHER_custom(NID_aes

Variables
	gcm
	GCM
EVP_CIPH_FLAG_FIPS EVP_CIPH_FLAG_AEAD_CIPHER CUSTOM_FLAGS int	type
EVP_CIPH_FLAG_FIPS EVP_CIPH_FLAG_AEAD_CIPHER CUSTOM_FLAGS int int	arg
EVP_CIPH_FLAG_FIPS EVP_CIPH_FLAG_AEAD_CIPHER CUSTOM_FLAGS int int void *	ptr
	xts
	XTS
	ccm
	CCM

Macro Definition Documentation

#define aes_ccm_cleanup   NULL

Definition at line 1306 of file e_aes.c.

#define aes_xts_cleanup   NULL

Definition at line 1147 of file e_aes.c.

#define BLOCK_CIPHER_custom	(		nid,
			keylen,
			blocksize,
			ivlen,
			mode,
			MODE,
			flags
	)

Value:

static const EVP_CIPHER aes_##keylen##_##mode = { \
    nid##_##keylen##_##mode,blocksize, \
    (EVP_CIPH_##MODE##_MODE==EVP_CIPH_XTS_MODE?2:1)*keylen/8, ivlen, \
    flags|EVP_CIPH_##MODE##_MODE,   \
    aes_##mode##_init_key,      \
    aes_##mode##_cipher,        \
    aes_##mode##_cleanup,       \
    sizeof(EVP_AES_##MODE##_CTX),   \
    NULL,NULL,aes_##mode##_ctrl,NULL }; \
const EVP_CIPHER *EVP_aes_##keylen##_##mode(void) \
{ return &aes_##keylen##_##mode; }

Definition at line 473 of file e_aes.c.

#define BLOCK_CIPHER_generic	(		nid,
			keylen,
			blocksize,
			ivlen,
			nmode,
			mode,
			MODE,
			flags
	)

Value:

static const EVP_CIPHER aes_##keylen##_##mode = { \
    nid##_##keylen##_##nmode,blocksize,keylen/8,ivlen, \
    flags|EVP_CIPH_##MODE##_MODE,   \
    aes_init_key,           \
    aes_##mode##_cipher,        \
    NULL,               \
    sizeof(EVP_AES_KEY),        \
    NULL,NULL,NULL,NULL }; \
const EVP_CIPHER *EVP_aes_##keylen##_##mode(void) \
{ return &aes_##keylen##_##mode; }

Definition at line 461 of file e_aes.c.

#define BLOCK_CIPHER_generic_pack	(		nid,
			keylen,
			flags
	)

Value:

BLOCK_CIPHER_generic(nid,keylen,16,16,cbc,cbc,CBC,flags|EVP_CIPH_FLAG_DEFAULT_ASN1) \
    BLOCK_CIPHER_generic(nid,keylen,16,0,ecb,ecb,ECB,flags|EVP_CIPH_FLAG_DEFAULT_ASN1)  \
    BLOCK_CIPHER_generic(nid,keylen,1,16,ofb128,ofb,OFB,flags|EVP_CIPH_FLAG_DEFAULT_ASN1)   \
    BLOCK_CIPHER_generic(nid,keylen,1,16,cfb128,cfb,CFB,flags|EVP_CIPH_FLAG_DEFAULT_ASN1)   \
    BLOCK_CIPHER_generic(nid,keylen,1,16,cfb1,cfb1,CFB,flags)   \
    BLOCK_CIPHER_generic(nid,keylen,1,16,cfb8,cfb8,CFB,flags)   \
    BLOCK_CIPHER_generic(nid,keylen,1,16,ctr,ctr,CTR,flags)

Definition at line 487 of file e_aes.c.

#define CUSTOM_FLAGS

Value:

(EVP_CIPH_FLAG_DEFAULT_ASN1 \
        | EVP_CIPH_CUSTOM_IV | EVP_CIPH_FLAG_CUSTOM_CIPHER \
        | EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CTRL_INIT)

Definition at line 1030 of file e_aes.c.

#define MAXBITCHUNK   ((size_t)1<<(sizeof(size_t)*8-4))

Definition at line 109 of file e_aes.c.

#define XTS_FLAGS

Value:

(EVP_CIPH_FLAG_DEFAULT_ASN1 | EVP_CIPH_CUSTOM_IV \
             | EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CTRL_INIT)

Definition at line 1149 of file e_aes.c.

Function Documentation

BLOCK_CIPHER_custom	(	NID_aes	,
		128	,
		1	,
		12	,
		gcm	,
		GCM	,
		EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|	CUSTOM_FLAGS
	)

EVP_CIPH_FLAG_FIPS EVP_CIPH_FLAG_AEAD_CIPHER CUSTOM_FLAGS BLOCK_CIPHER_custom	(	NID_aes	,
		256	,
		1	,
		12	,
		gcm	,
		GCM	,
		EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_AEAD_CIPHER|	CUSTOM_FLAGS
	)

BLOCK_CIPHER_custom	(	NID_aes	,
		128	,
		1	,
		16	,
		xts	,
		XTS	,
		EVP_CIPH_FLAG_FIPS|	XTS_FLAGS
	)

BLOCK_CIPHER_custom	(	NID_aes	,
		128	,
		1	,
		12	,
		ccm	,
		CCM	,
		EVP_CIPH_FLAG_FIPS|	CUSTOM_FLAGS
	)

BLOCK_CIPHER_generic_pack	(	BLOCK_CIPHER_generic_pack(	NID_aes,
		128	,
		EVP_CIPH_FLAG_FIPS
	)

Definition at line 673 of file e_aes.c.

if

(

type!

= EVP_CTRL_INIT

)

Definition at line 1044 of file e_aes.c.

Variable Documentation

EVP_CIPH_FLAG_FIPS EVP_CIPH_FLAG_AEAD_CIPHER CUSTOM_FLAGS int int arg

Definition at line 1041 of file e_aes.c.

ccm

Definition at line 1309 of file e_aes.c.

CCM

Definition at line 1309 of file e_aes.c.

GCM

Definition at line 1036 of file e_aes.c.

gcm

Definition at line 1036 of file e_aes.c.

EVP_CIPH_FLAG_FIPS EVP_CIPH_FLAG_AEAD_CIPHER CUSTOM_FLAGS int int void* ptr

Initial value:

{
    EVP_AES_XTS_CTX *xctx = c->cipher_data

Definition at line 1042 of file e_aes.c.

const char int type

Definition at line 1041 of file e_aes.c.

XTS

Definition at line 1153 of file e_aes.c.

xts

Definition at line 1153 of file e_aes.c.