mbed TLS v2.16.9
cipher.h
Go to the documentation of this file.
1 
10 /*
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53 
54 #ifndef MBEDTLS_CIPHER_H
55 #define MBEDTLS_CIPHER_H
56 
57 #if !defined(MBEDTLS_CONFIG_FILE)
58 #include "config.h"
59 #else
60 #include MBEDTLS_CONFIG_FILE
61 #endif
62 
63 #include <stddef.h>
64 #include "platform_util.h"
65 
66 #if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
67 #define MBEDTLS_CIPHER_MODE_AEAD
68 #endif
69 
70 #if defined(MBEDTLS_CIPHER_MODE_CBC)
71 #define MBEDTLS_CIPHER_MODE_WITH_PADDING
72 #endif
73 
74 #if defined(MBEDTLS_ARC4_C) || defined(MBEDTLS_CIPHER_NULL_CIPHER) || \
75  defined(MBEDTLS_CHACHA20_C)
76 #define MBEDTLS_CIPHER_MODE_STREAM
77 #endif
78 
79 #if ( defined(__ARMCC_VERSION) || defined(_MSC_VER) ) && \
80  !defined(inline) && !defined(__cplusplus)
81 #define inline __inline
82 #endif
83 
84 #define MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE -0x6080
85 #define MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA -0x6100
86 #define MBEDTLS_ERR_CIPHER_ALLOC_FAILED -0x6180
87 #define MBEDTLS_ERR_CIPHER_INVALID_PADDING -0x6200
88 #define MBEDTLS_ERR_CIPHER_FULL_BLOCK_EXPECTED -0x6280
89 #define MBEDTLS_ERR_CIPHER_AUTH_FAILED -0x6300
90 #define MBEDTLS_ERR_CIPHER_INVALID_CONTEXT -0x6380
92 /* MBEDTLS_ERR_CIPHER_HW_ACCEL_FAILED is deprecated and should not be used. */
93 #define MBEDTLS_ERR_CIPHER_HW_ACCEL_FAILED -0x6400
95 #define MBEDTLS_CIPHER_VARIABLE_IV_LEN 0x01
96 #define MBEDTLS_CIPHER_VARIABLE_KEY_LEN 0x02
98 #ifdef __cplusplus
99 extern "C" {
100 #endif
101 
109 typedef enum {
121 
129 typedef enum {
205 
207 typedef enum {
220 
222 typedef enum {
229 
231 typedef enum {
236 
237 enum {
246 };
247 
249 #define MBEDTLS_MAX_IV_LENGTH 16
251 #define MBEDTLS_MAX_BLOCK_LENGTH 16
252 
257 
262 
267 typedef struct mbedtls_cipher_info_t
268 {
273 
276 
281  unsigned int key_bitlen;
282 
284  const char * name;
285 
290  unsigned int iv_size;
291 
296  int flags;
297 
299  unsigned int block_size;
300 
303 
305 
310 {
313 
316 
321 
322 #if defined(MBEDTLS_CIPHER_MODE_WITH_PADDING)
326  void (*add_padding)( unsigned char *output, size_t olen, size_t data_len );
327  int (*get_padding)( unsigned char *input, size_t ilen, size_t *data_len );
328 #endif
329 
332 
335 
338  unsigned char iv[MBEDTLS_MAX_IV_LENGTH];
339 
341  size_t iv_size;
342 
344  void *cipher_ctx;
345 
346 #if defined(MBEDTLS_CMAC_C)
348  mbedtls_cmac_context_t *cmac_ctx;
349 #endif
351 
359 const int *mbedtls_cipher_list( void );
360 
372 const mbedtls_cipher_info_t *mbedtls_cipher_info_from_string( const char *cipher_name );
373 
385 
401  int key_bitlen,
402  const mbedtls_cipher_mode_t mode );
403 
410 
421 
422 
442  const mbedtls_cipher_info_t *cipher_info );
443 
452 static inline unsigned int mbedtls_cipher_get_block_size(
453  const mbedtls_cipher_context_t *ctx )
454 {
455  MBEDTLS_INTERNAL_VALIDATE_RET( ctx != NULL, 0 );
456  if( ctx->cipher_info == NULL )
457  return 0;
458 
459  return ctx->cipher_info->block_size;
460 }
461 
472  const mbedtls_cipher_context_t *ctx )
473 {
475  if( ctx->cipher_info == NULL )
476  return MBEDTLS_MODE_NONE;
477 
478  return ctx->cipher_info->mode;
479 }
480 
491 static inline int mbedtls_cipher_get_iv_size(
492  const mbedtls_cipher_context_t *ctx )
493 {
494  MBEDTLS_INTERNAL_VALIDATE_RET( ctx != NULL, 0 );
495  if( ctx->cipher_info == NULL )
496  return 0;
497 
498  if( ctx->iv_size != 0 )
499  return (int) ctx->iv_size;
500 
501  return (int) ctx->cipher_info->iv_size;
502 }
503 
513  const mbedtls_cipher_context_t *ctx )
514 {
516  ctx != NULL, MBEDTLS_CIPHER_NONE );
517  if( ctx->cipher_info == NULL )
518  return MBEDTLS_CIPHER_NONE;
519 
520  return ctx->cipher_info->type;
521 }
522 
532 static inline const char *mbedtls_cipher_get_name(
533  const mbedtls_cipher_context_t *ctx )
534 {
535  MBEDTLS_INTERNAL_VALIDATE_RET( ctx != NULL, 0 );
536  if( ctx->cipher_info == NULL )
537  return 0;
538 
539  return ctx->cipher_info->name;
540 }
541 
552  const mbedtls_cipher_context_t *ctx )
553 {
555  ctx != NULL, MBEDTLS_KEY_LENGTH_NONE );
556  if( ctx->cipher_info == NULL )
558 
559  return (int) ctx->cipher_info->key_bitlen;
560 }
561 
571  const mbedtls_cipher_context_t *ctx )
572 {
574  ctx != NULL, MBEDTLS_OPERATION_NONE );
575  if( ctx->cipher_info == NULL )
576  return MBEDTLS_OPERATION_NONE;
577 
578  return ctx->operation;
579 }
580 
598  const unsigned char *key,
599  int key_bitlen,
600  const mbedtls_operation_t operation );
601 
602 #if defined(MBEDTLS_CIPHER_MODE_WITH_PADDING)
621 #endif /* MBEDTLS_CIPHER_MODE_WITH_PADDING */
622 
642  const unsigned char *iv,
643  size_t iv_len );
644 
655 
656 #if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
672  const unsigned char *ad, size_t ad_len );
673 #endif /* MBEDTLS_GCM_C || MBEDTLS_CHACHAPOLY_C */
674 
709 int mbedtls_cipher_update( mbedtls_cipher_context_t *ctx, const unsigned char *input,
710  size_t ilen, unsigned char *output, size_t *olen );
711 
735  unsigned char *output, size_t *olen );
736 
737 #if defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CHACHAPOLY_C)
755  unsigned char *tag, size_t tag_len );
756 
771  const unsigned char *tag, size_t tag_len );
772 #endif /* MBEDTLS_GCM_C || MBEDTLS_CHACHAPOLY_C */
773 
808  const unsigned char *iv, size_t iv_len,
809  const unsigned char *input, size_t ilen,
810  unsigned char *output, size_t *olen );
811 
812 #if defined(MBEDTLS_CIPHER_MODE_AEAD)
844  const unsigned char *iv, size_t iv_len,
845  const unsigned char *ad, size_t ad_len,
846  const unsigned char *input, size_t ilen,
847  unsigned char *output, size_t *olen,
848  unsigned char *tag, size_t tag_len );
849 
886  const unsigned char *iv, size_t iv_len,
887  const unsigned char *ad, size_t ad_len,
888  const unsigned char *input, size_t ilen,
889  unsigned char *output, size_t *olen,
890  const unsigned char *tag, size_t tag_len );
891 #endif /* MBEDTLS_CIPHER_MODE_AEAD */
892 
893 #ifdef __cplusplus
894 }
895 #endif
896 
897 #endif /* MBEDTLS_CIPHER_H */
int mbedtls_cipher_setup(mbedtls_cipher_context_t *ctx, const mbedtls_cipher_info_t *cipher_info)
This function initializes and fills the cipher-context structure with the appropriate values....
mbedtls_cipher_type_t
Supported {cipher type, cipher mode} pairs.
Definition: cipher.h:129
@ MBEDTLS_CIPHER_AES_128_ECB
Definition: cipher.h:132
@ MBEDTLS_CIPHER_ARIA_256_CTR
Definition: cipher.h:190
@ MBEDTLS_CIPHER_CAMELLIA_128_GCM
Definition: cipher.h:159
@ MBEDTLS_CIPHER_AES_128_XTS
Definition: cipher.h:200
@ MBEDTLS_CIPHER_CHACHA20
Definition: cipher.h:202
@ MBEDTLS_CIPHER_DES_EDE3_CBC
Definition: cipher.h:167
@ MBEDTLS_CIPHER_DES_ECB
Definition: cipher.h:162
@ MBEDTLS_CIPHER_ARIA_128_GCM
Definition: cipher.h:191
@ MBEDTLS_CIPHER_AES_128_CBC
Definition: cipher.h:135
@ MBEDTLS_CIPHER_AES_192_GCM
Definition: cipher.h:145
@ MBEDTLS_CIPHER_BLOWFISH_CTR
Definition: cipher.h:171
@ MBEDTLS_CIPHER_AES_128_OFB
Definition: cipher.h:197
@ MBEDTLS_CIPHER_ARIA_192_ECB
Definition: cipher.h:180
@ MBEDTLS_CIPHER_CAMELLIA_256_GCM
Definition: cipher.h:161
@ MBEDTLS_CIPHER_DES_EDE_ECB
Definition: cipher.h:164
@ MBEDTLS_CIPHER_BLOWFISH_CFB64
Definition: cipher.h:170
@ MBEDTLS_CIPHER_ARIA_256_CFB128
Definition: cipher.h:187
@ MBEDTLS_CIPHER_ARIA_192_CBC
Definition: cipher.h:183
@ MBEDTLS_CIPHER_CAMELLIA_192_CBC
Definition: cipher.h:151
@ MBEDTLS_CIPHER_ARIA_128_CTR
Definition: cipher.h:188
@ MBEDTLS_CIPHER_ARIA_192_CCM
Definition: cipher.h:195
@ MBEDTLS_CIPHER_CAMELLIA_192_GCM
Definition: cipher.h:160
@ MBEDTLS_CIPHER_AES_192_OFB
Definition: cipher.h:198
@ MBEDTLS_CIPHER_AES_256_ECB
Definition: cipher.h:134
@ MBEDTLS_CIPHER_AES_256_CTR
Definition: cipher.h:143
@ MBEDTLS_CIPHER_AES_192_CCM
Definition: cipher.h:174
@ MBEDTLS_CIPHER_AES_128_CFB128
Definition: cipher.h:138
@ MBEDTLS_CIPHER_CAMELLIA_192_CFB128
Definition: cipher.h:154
@ MBEDTLS_CIPHER_CAMELLIA_128_CCM
Definition: cipher.h:176
@ MBEDTLS_CIPHER_AES_128_CTR
Definition: cipher.h:141
@ MBEDTLS_CIPHER_ARIA_192_GCM
Definition: cipher.h:192
@ MBEDTLS_CIPHER_AES_256_XTS
Definition: cipher.h:201
@ MBEDTLS_CIPHER_AES_192_CFB128
Definition: cipher.h:139
@ MBEDTLS_CIPHER_ARIA_256_ECB
Definition: cipher.h:181
@ MBEDTLS_CIPHER_CAMELLIA_256_CCM
Definition: cipher.h:178
@ MBEDTLS_CIPHER_AES_256_GCM
Definition: cipher.h:146
@ MBEDTLS_CIPHER_DES_CBC
Definition: cipher.h:163
@ MBEDTLS_CIPHER_CAMELLIA_128_CFB128
Definition: cipher.h:153
@ MBEDTLS_CIPHER_CAMELLIA_128_CBC
Definition: cipher.h:150
@ MBEDTLS_CIPHER_AES_256_CCM
Definition: cipher.h:175
@ MBEDTLS_CIPHER_CAMELLIA_256_CFB128
Definition: cipher.h:155
@ MBEDTLS_CIPHER_ARIA_192_CTR
Definition: cipher.h:189
@ MBEDTLS_CIPHER_BLOWFISH_CBC
Definition: cipher.h:169
@ MBEDTLS_CIPHER_CAMELLIA_256_ECB
Definition: cipher.h:149
@ MBEDTLS_CIPHER_AES_128_GCM
Definition: cipher.h:144
@ MBEDTLS_CIPHER_CAMELLIA_192_ECB
Definition: cipher.h:148
@ MBEDTLS_CIPHER_AES_256_CFB128
Definition: cipher.h:140
@ MBEDTLS_CIPHER_NONE
Definition: cipher.h:130
@ MBEDTLS_CIPHER_CHACHA20_POLY1305
Definition: cipher.h:203
@ MBEDTLS_CIPHER_CAMELLIA_128_ECB
Definition: cipher.h:147
@ MBEDTLS_CIPHER_AES_192_CBC
Definition: cipher.h:136
@ MBEDTLS_CIPHER_CAMELLIA_192_CCM
Definition: cipher.h:177
@ MBEDTLS_CIPHER_ARIA_128_CCM
Definition: cipher.h:194
@ MBEDTLS_CIPHER_AES_192_CTR
Definition: cipher.h:142
@ MBEDTLS_CIPHER_AES_128_CCM
Definition: cipher.h:173
@ MBEDTLS_CIPHER_DES_EDE_CBC
Definition: cipher.h:165
@ MBEDTLS_CIPHER_NULL
Definition: cipher.h:131
@ MBEDTLS_CIPHER_ARIA_256_CBC
Definition: cipher.h:184
@ MBEDTLS_CIPHER_AES_256_OFB
Definition: cipher.h:199
@ MBEDTLS_CIPHER_ARIA_192_CFB128
Definition: cipher.h:186
@ MBEDTLS_CIPHER_CAMELLIA_128_CTR
Definition: cipher.h:156
@ MBEDTLS_CIPHER_BLOWFISH_ECB
Definition: cipher.h:168
@ MBEDTLS_CIPHER_AES_256_CBC
Definition: cipher.h:137
@ MBEDTLS_CIPHER_ARC4_128
Definition: cipher.h:172
@ MBEDTLS_CIPHER_CAMELLIA_192_CTR
Definition: cipher.h:157
@ MBEDTLS_CIPHER_AES_192_ECB
Definition: cipher.h:133
@ MBEDTLS_CIPHER_ARIA_256_GCM
Definition: cipher.h:193
@ MBEDTLS_CIPHER_DES_EDE3_ECB
Definition: cipher.h:166
@ MBEDTLS_CIPHER_ARIA_128_CBC
Definition: cipher.h:182
@ MBEDTLS_CIPHER_CAMELLIA_256_CTR
Definition: cipher.h:158
@ MBEDTLS_CIPHER_ARIA_128_ECB
Definition: cipher.h:179
@ MBEDTLS_CIPHER_CAMELLIA_256_CBC
Definition: cipher.h:152
@ MBEDTLS_CIPHER_ARIA_256_CCM
Definition: cipher.h:196
@ MBEDTLS_CIPHER_ARIA_128_CFB128
Definition: cipher.h:185
int mbedtls_cipher_setkey(mbedtls_cipher_context_t *ctx, const unsigned char *key, int key_bitlen, const mbedtls_operation_t operation)
This function sets the key to use with the given context.
@ MBEDTLS_KEY_LENGTH_DES
Definition: cipher.h:241
@ MBEDTLS_KEY_LENGTH_NONE
Definition: cipher.h:239
@ MBEDTLS_KEY_LENGTH_DES_EDE
Definition: cipher.h:243
@ MBEDTLS_KEY_LENGTH_DES_EDE3
Definition: cipher.h:245
struct mbedtls_cipher_info_t mbedtls_cipher_info_t
int mbedtls_cipher_crypt(mbedtls_cipher_context_t *ctx, const unsigned char *iv, size_t iv_len, const unsigned char *input, size_t ilen, unsigned char *output, size_t *olen)
The generic all-in-one encryption/decryption function, for all ciphers except AEAD constructs.
int mbedtls_cipher_reset(mbedtls_cipher_context_t *ctx)
This function resets the cipher state.
int mbedtls_cipher_set_iv(mbedtls_cipher_context_t *ctx, const unsigned char *iv, size_t iv_len)
This function sets the initialization vector (IV) or nonce.
mbedtls_cipher_padding_t
Definition: cipher.h:222
@ MBEDTLS_PADDING_ZEROS
Definition: cipher.h:226
@ MBEDTLS_PADDING_ONE_AND_ZEROS
Definition: cipher.h:224
@ MBEDTLS_PADDING_PKCS7
Definition: cipher.h:223
@ MBEDTLS_PADDING_ZEROS_AND_LEN
Definition: cipher.h:225
@ MBEDTLS_PADDING_NONE
Definition: cipher.h:227
int mbedtls_cipher_auth_encrypt(mbedtls_cipher_context_t *ctx, const unsigned char *iv, size_t iv_len, const unsigned char *ad, size_t ad_len, const unsigned char *input, size_t ilen, unsigned char *output, size_t *olen, unsigned char *tag, size_t tag_len)
The generic autenticated encryption (AEAD) function.
int mbedtls_cipher_finish(mbedtls_cipher_context_t *ctx, unsigned char *output, size_t *olen)
The generic cipher finalization function. If data still needs to be flushed from an incomplete block,...
static int mbedtls_cipher_get_key_bitlen(const mbedtls_cipher_context_t *ctx)
This function returns the key length of the cipher.
Definition: cipher.h:551
int mbedtls_cipher_auth_decrypt(mbedtls_cipher_context_t *ctx, const unsigned char *iv, size_t iv_len, const unsigned char *ad, size_t ad_len, const unsigned char *input, size_t ilen, unsigned char *output, size_t *olen, const unsigned char *tag, size_t tag_len)
The generic autenticated decryption (AEAD) function.
const int * mbedtls_cipher_list(void)
This function retrieves the list of ciphers supported by the generic cipher module.
struct mbedtls_cipher_context_t mbedtls_cipher_context_t
void mbedtls_cipher_init(mbedtls_cipher_context_t *ctx)
This function initializes a cipher_context as NONE.
int mbedtls_cipher_update_ad(mbedtls_cipher_context_t *ctx, const unsigned char *ad, size_t ad_len)
This function adds additional data for AEAD ciphers. Currently supported with GCM and ChaCha20+Poly13...
int mbedtls_cipher_write_tag(mbedtls_cipher_context_t *ctx, unsigned char *tag, size_t tag_len)
This function writes a tag for AEAD ciphers. Currently supported with GCM and ChaCha20+Poly1305....
static mbedtls_operation_t mbedtls_cipher_get_operation(const mbedtls_cipher_context_t *ctx)
This function returns the operation of the given cipher.
Definition: cipher.h:570
const mbedtls_cipher_info_t * mbedtls_cipher_info_from_type(const mbedtls_cipher_type_t cipher_type)
This function retrieves the cipher-information structure associated with the given cipher type.
void mbedtls_cipher_free(mbedtls_cipher_context_t *ctx)
This function frees and clears the cipher-specific context of ctx. Freeing ctx itself remains the res...
static int mbedtls_cipher_get_iv_size(const mbedtls_cipher_context_t *ctx)
This function returns the size of the IV or nonce of the cipher, in Bytes.
Definition: cipher.h:491
int mbedtls_cipher_update(mbedtls_cipher_context_t *ctx, const unsigned char *input, size_t ilen, unsigned char *output, size_t *olen)
The generic cipher update function. It encrypts or decrypts using the given cipher context....
const mbedtls_cipher_info_t * mbedtls_cipher_info_from_values(const mbedtls_cipher_id_t cipher_id, int key_bitlen, const mbedtls_cipher_mode_t mode)
This function retrieves the cipher-information structure associated with the given cipher ID,...
const mbedtls_cipher_info_t * mbedtls_cipher_info_from_string(const char *cipher_name)
This function retrieves the cipher-information structure associated with the given cipher name.
static mbedtls_cipher_type_t mbedtls_cipher_get_type(const mbedtls_cipher_context_t *ctx)
This function returns the type of the given cipher.
Definition: cipher.h:512
static unsigned int mbedtls_cipher_get_block_size(const mbedtls_cipher_context_t *ctx)
This function returns the block size of the given cipher.
Definition: cipher.h:452
struct mbedtls_cipher_base_t mbedtls_cipher_base_t
Definition: cipher.h:256
mbedtls_operation_t
Definition: cipher.h:231
@ MBEDTLS_DECRYPT
Definition: cipher.h:233
@ MBEDTLS_OPERATION_NONE
Definition: cipher.h:232
@ MBEDTLS_ENCRYPT
Definition: cipher.h:234
#define MBEDTLS_MAX_BLOCK_LENGTH
Definition: cipher.h:251
static const char * mbedtls_cipher_get_name(const mbedtls_cipher_context_t *ctx)
This function returns the name of the given cipher as a string.
Definition: cipher.h:532
int mbedtls_cipher_check_tag(mbedtls_cipher_context_t *ctx, const unsigned char *tag, size_t tag_len)
This function checks the tag for AEAD ciphers. Currently supported with GCM and ChaCha20+Poly1305....
static mbedtls_cipher_mode_t mbedtls_cipher_get_cipher_mode(const mbedtls_cipher_context_t *ctx)
This function returns the mode of operation for the cipher. For example, MBEDTLS_MODE_CBC.
Definition: cipher.h:471
mbedtls_cipher_mode_t
Definition: cipher.h:207
@ MBEDTLS_MODE_ECB
Definition: cipher.h:209
@ MBEDTLS_MODE_CCM
Definition: cipher.h:216
@ MBEDTLS_MODE_STREAM
Definition: cipher.h:215
@ MBEDTLS_MODE_NONE
Definition: cipher.h:208
@ MBEDTLS_MODE_CFB
Definition: cipher.h:211
@ MBEDTLS_MODE_CTR
Definition: cipher.h:213
@ MBEDTLS_MODE_GCM
Definition: cipher.h:214
@ MBEDTLS_MODE_CBC
Definition: cipher.h:210
@ MBEDTLS_MODE_OFB
Definition: cipher.h:212
@ MBEDTLS_MODE_CHACHAPOLY
Definition: cipher.h:218
@ MBEDTLS_MODE_XTS
Definition: cipher.h:217
#define MBEDTLS_MAX_IV_LENGTH
Definition: cipher.h:249
mbedtls_cipher_id_t
Supported cipher types.
Definition: cipher.h:109
@ MBEDTLS_CIPHER_ID_3DES
Definition: cipher.h:114
@ MBEDTLS_CIPHER_ID_CAMELLIA
Definition: cipher.h:115
@ MBEDTLS_CIPHER_ID_DES
Definition: cipher.h:113
@ MBEDTLS_CIPHER_ID_ARC4
Definition: cipher.h:117
@ MBEDTLS_CIPHER_ID_NULL
Definition: cipher.h:111
@ MBEDTLS_CIPHER_ID_AES
Definition: cipher.h:112
@ MBEDTLS_CIPHER_ID_ARIA
Definition: cipher.h:118
@ MBEDTLS_CIPHER_ID_NONE
Definition: cipher.h:110
@ MBEDTLS_CIPHER_ID_CHACHA20
Definition: cipher.h:119
@ MBEDTLS_CIPHER_ID_BLOWFISH
Definition: cipher.h:116
int mbedtls_cipher_set_padding_mode(mbedtls_cipher_context_t *ctx, mbedtls_cipher_padding_t mode)
This function sets the padding mode, for cipher modes that use padding.
Configuration options (set of defines)
Common and shared functions used by multiple modules in the Mbed TLS library.
#define MBEDTLS_INTERNAL_VALIDATE_RET(cond, ret)
mbedtls_operation_t operation
Definition: cipher.h:320
unsigned char iv[MBEDTLS_MAX_IV_LENGTH]
Definition: cipher.h:338
void(* add_padding)(unsigned char *output, size_t olen, size_t data_len)
Definition: cipher.h:326
unsigned char unprocessed_data[MBEDTLS_MAX_BLOCK_LENGTH]
Definition: cipher.h:331
int(* get_padding)(unsigned char *input, size_t ilen, size_t *data_len)
Definition: cipher.h:327
const mbedtls_cipher_info_t * cipher_info
Definition: cipher.h:312
unsigned int key_bitlen
Definition: cipher.h:281
unsigned int iv_size
Definition: cipher.h:290
mbedtls_cipher_type_t type
Definition: cipher.h:272
mbedtls_cipher_mode_t mode
Definition: cipher.h:275
unsigned int block_size
Definition: cipher.h:299
const char * name
Definition: cipher.h:284
const mbedtls_cipher_base_t * base
Definition: cipher.h:302