cryptodev_crypt_auth_op

CIOCAUTHCRYPT command

Synopsis:

#include <dev/crypto/cryptodev.h>

typedef struct crypt_auth_op {
    uint64_t ses;
    uint16_t op;
    uint16_t flags;
    uint32_t len;
    uint32_t auth_len;
    uint8_t* auth_src;
    uint8_t* src;
    uint8_t* dst;
    uint8_t* tag;
    uint32_t tag_len;
    uint8_t* iv;
    uint32_t iv_len;
} cryptodev_crypt_auth_op_t;

Data:

uint64_t ses: The session identifier. See cryptodev_session_op_t.
uint16_t op: COP_ENCRYPT or COP_DECRYPT. See Cryptography device operations.
uint16_t flags: Reserved for future use.
uint32_t len: The input or output data length.
uint32_t auth_len: The length of the authenticated data.
uint8_t* auth_src: Additional authenticated data.
uint8_t* src: The input data buffer.
uint8_t* dst: The output data buffer.
uint8_t* tag: The tag input or output buffer.
uint32_t tag_len: The tag length.
uint8_t* iv: The initialization vector (IV).
uint32_t iv_len: The IV length.

Library:

devcr

Description:

This command handles AEAD ciphers such as AES-GCM.