51#define MBEDTLS_AES_ENCRYPT 1
52#define MBEDTLS_AES_DECRYPT 0
56#define MBEDTLS_ERR_AES_INVALID_KEY_LENGTH -0x0020
58#define MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH -0x0022
62#define MBEDTLS_ERR_AES_BAD_INPUT_DATA -0x0021
68#if !defined(MBEDTLS_AES_ALT)
91#if defined(MBEDTLS_CIPHER_MODE_XTS)
127#if defined(MBEDTLS_CIPHER_MODE_XTS)
165 unsigned int keybits );
184 unsigned int keybits );
186#if defined(MBEDTLS_CIPHER_MODE_XTS)
205 const unsigned char *key,
206 unsigned int keybits );
226 const unsigned char *key,
227 unsigned int keybits );
256 const unsigned char input[16],
257 unsigned char output[16] );
259#if defined(MBEDTLS_CIPHER_MODE_CBC)
305 unsigned char iv[16],
306 const unsigned char *input,
307 unsigned char *output );
310#if defined(MBEDTLS_CIPHER_MODE_XTS)
350 const unsigned char data_unit[16],
351 const unsigned char *input,
352 unsigned char *output );
355#if defined(MBEDTLS_CIPHER_MODE_CFB)
400 unsigned char iv[16],
401 const unsigned char *input,
402 unsigned char *output );
444 unsigned char iv[16],
445 const unsigned char *input,
446 unsigned char *output );
449#if defined(MBEDTLS_CIPHER_MODE_OFB)
499 unsigned char iv[16],
500 const unsigned char *input,
501 unsigned char *output );
505#if defined(MBEDTLS_CIPHER_MODE_CTR)
582 unsigned char nonce_counter[16],
583 unsigned char stream_block[16],
584 const unsigned char *input,
585 unsigned char *output );
601 const unsigned char input[16],
602 unsigned char output[16] );
617 const unsigned char input[16],
618 unsigned char output[16] );
620#if defined(MBEDTLS_SELF_TEST)
MBEDTLS_CHECK_RETURN_CRITICAL int mbedtls_aes_self_test(int verbose)
Checkup routine.
void mbedtls_aes_xts_init(mbedtls_aes_xts_context *ctx)
This function initializes the specified AES XTS context.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_aes_crypt_xts(mbedtls_aes_xts_context *ctx, int mode, size_t length, const unsigned char data_unit[16], const unsigned char *input, unsigned char *output)
This function performs an AES-XTS encryption or decryption operation for an entire XTS data unit.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_aes_crypt_ecb(mbedtls_aes_context *ctx, int mode, const unsigned char input[16], unsigned char output[16])
This function performs an AES single-block encryption or decryption operation.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_aes_crypt_cfb8(mbedtls_aes_context *ctx, int mode, size_t length, unsigned char iv[16], const unsigned char *input, unsigned char *output)
This function performs an AES-CFB8 encryption or decryption operation.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_aes_setkey_enc(mbedtls_aes_context *ctx, const unsigned char *key, unsigned int keybits)
This function sets the encryption key.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_aes_crypt_cfb128(mbedtls_aes_context *ctx, int mode, size_t length, size_t *iv_off, unsigned char iv[16], const unsigned char *input, unsigned char *output)
This function performs an AES-CFB128 encryption or decryption operation.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_internal_aes_decrypt(mbedtls_aes_context *ctx, const unsigned char input[16], unsigned char output[16])
Internal AES block decryption function. This is only exposed to allow overriding it using see MBEDTLS...
void mbedtls_aes_xts_free(mbedtls_aes_xts_context *ctx)
This function releases and clears the specified AES XTS context.
void mbedtls_aes_init(mbedtls_aes_context *ctx)
This function initializes the specified AES context.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_aes_xts_setkey_dec(mbedtls_aes_xts_context *ctx, const unsigned char *key, unsigned int keybits)
This function prepares an XTS context for decryption and sets the decryption key.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_aes_setkey_dec(mbedtls_aes_context *ctx, const unsigned char *key, unsigned int keybits)
This function sets the decryption key.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_internal_aes_encrypt(mbedtls_aes_context *ctx, const unsigned char input[16], unsigned char output[16])
Internal AES block encryption function. This is only exposed to allow overriding it using MBEDTLS_AES...
void mbedtls_aes_free(mbedtls_aes_context *ctx)
This function releases and clears the specified AES context.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_aes_xts_setkey_enc(mbedtls_aes_xts_context *ctx, const unsigned char *key, unsigned int keybits)
This function prepares an XTS context for encryption and sets the encryption key.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_aes_crypt_ofb(mbedtls_aes_context *ctx, size_t length, size_t *iv_off, unsigned char iv[16], const unsigned char *input, unsigned char *output)
This function performs an AES-OFB (Output Feedback Mode) encryption or decryption operation.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_aes_crypt_cbc(mbedtls_aes_context *ctx, int mode, size_t length, unsigned char iv[16], const unsigned char *input, unsigned char *output)
This function performs an AES-CBC encryption or decryption operation on full blocks.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_aes_crypt_ctr(mbedtls_aes_context *ctx, size_t length, size_t *nc_off, unsigned char nonce_counter[16], unsigned char stream_block[16], const unsigned char *input, unsigned char *output)
This function performs an AES-CTR encryption or decryption operation.
Build-time configuration info.
Macro wrapper for struct's members.
#define MBEDTLS_PRIVATE(member)
The AES context-type definition.
The AES XTS context-type definition.