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Differential D24773 Diff 71663 head/sys/opencrypto/cryptodev.h

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head/sys/opencrypto/cryptodev.h

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#define AES_128_CBC_MAC_KEY_LEN 16 #define AES_128_CBC_MAC_KEY_LEN 16
#define AES_192_CBC_MAC_KEY_LEN 24 #define AES_192_CBC_MAC_KEY_LEN 24
#define AES_256_CBC_MAC_KEY_LEN 32 #define AES_256_CBC_MAC_KEY_LEN 32
#define POLY1305_KEY_LEN 32 #define POLY1305_KEY_LEN 32
/* Encryption algorithm block sizes */ /* Encryption algorithm block sizes */
#define NULL_BLOCK_LEN 4 /* IPsec to maintain alignment */ #define NULL_BLOCK_LEN 4 /* IPsec to maintain alignment */
#define DES_BLOCK_LEN 8
#define DES3_BLOCK_LEN 8
#define RIJNDAEL128_BLOCK_LEN 16 #define RIJNDAEL128_BLOCK_LEN 16
#define AES_BLOCK_LEN 16 #define AES_BLOCK_LEN 16
#define AES_ICM_BLOCK_LEN 1 #define AES_ICM_BLOCK_LEN 1
#define CAMELLIA_BLOCK_LEN 16 #define CAMELLIA_BLOCK_LEN 16
#define CHACHA20_NATIVE_BLOCK_LEN 64 #define CHACHA20_NATIVE_BLOCK_LEN 64
#define EALG_MAX_BLOCK_LEN CHACHA20_NATIVE_BLOCK_LEN /* Keep this updated */ #define EALG_MAX_BLOCK_LEN CHACHA20_NATIVE_BLOCK_LEN /* Keep this updated */
/* IV Lengths */ /* IV Lengths */
#define AES_GCM_IV_LEN 12 #define AES_GCM_IV_LEN 12
#define AES_CCM_IV_LEN 12 #define AES_CCM_IV_LEN 12
#define AES_XTS_IV_LEN 8 #define AES_XTS_IV_LEN 8
#define AES_XTS_ALPHA 0x87 /* GF(2^128) generator polynomial */ #define AES_XTS_ALPHA 0x87 /* GF(2^128) generator polynomial */
/* Min and Max Encryption Key Sizes */ /* Min and Max Encryption Key Sizes */
#define NULL_MIN_KEY 0 #define NULL_MIN_KEY 0
#define NULL_MAX_KEY 256 /* 2048 bits, max key */ #define NULL_MAX_KEY 256 /* 2048 bits, max key */
#define DES_MIN_KEY 8
#define DES_MAX_KEY DES_MIN_KEY
#define TRIPLE_DES_MIN_KEY 24
#define TRIPLE_DES_MAX_KEY TRIPLE_DES_MIN_KEY
#define RIJNDAEL_MIN_KEY 16 #define RIJNDAEL_MIN_KEY 16
#define RIJNDAEL_MAX_KEY 32 #define RIJNDAEL_MAX_KEY 32
#define AES_MIN_KEY RIJNDAEL_MIN_KEY #define AES_MIN_KEY RIJNDAEL_MIN_KEY
#define AES_MAX_KEY RIJNDAEL_MAX_KEY #define AES_MAX_KEY RIJNDAEL_MAX_KEY
#define AES_XTS_MIN_KEY (2 * AES_MIN_KEY) #define AES_XTS_MIN_KEY (2 * AES_MIN_KEY)
#define AES_XTS_MAX_KEY (2 * AES_MAX_KEY) #define AES_XTS_MAX_KEY (2 * AES_MAX_KEY)
#define CAMELLIA_MIN_KEY 8 #define CAMELLIA_MIN_KEY 8
#define CAMELLIA_MAX_KEY 32 #define CAMELLIA_MAX_KEY 32
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* the driver id of an existing (and suitable) device that * the driver id of an existing (and suitable) device that
* must be used to satisfy the request. * must be used to satisfy the request.
*/ */
#define CRYPTO_FLAG_HARDWARE 0x01000000 /* hardware accelerated */ #define CRYPTO_FLAG_HARDWARE 0x01000000 /* hardware accelerated */
#define CRYPTO_FLAG_SOFTWARE 0x02000000 /* software implementation */ #define CRYPTO_FLAG_SOFTWARE 0x02000000 /* software implementation */
/* NB: deprecated */ /* NB: deprecated */
struct session_op { struct session_op {
u_int32_t cipher; /* ie. CRYPTO_DES_CBC */ u_int32_t cipher; /* ie. CRYPTO_AES_CBC */
u_int32_t mac; /* ie. CRYPTO_MD5_HMAC */ u_int32_t mac; /* ie. CRYPTO_MD5_HMAC */
u_int32_t keylen; /* cipher key */ u_int32_t keylen; /* cipher key */
c_caddr_t key; c_caddr_t key;
int mackeylen; /* mac key */ int mackeylen; /* mac key */
c_caddr_t mackey; c_caddr_t mackey;
u_int32_t ses; /* returns: session # */ u_int32_t ses; /* returns: session # */
}; };
/* /*
* session and crypt _op structs are used by userspace programs to interact * session and crypt _op structs are used by userspace programs to interact
* with /dev/crypto. Confusingly, the internal kernel interface is named * with /dev/crypto. Confusingly, the internal kernel interface is named
* "cryptop" (no underscore). * "cryptop" (no underscore).
*/ */
struct session2_op { struct session2_op {
u_int32_t cipher; /* ie. CRYPTO_DES_CBC */ u_int32_t cipher; /* ie. CRYPTO_AES_CBC */
u_int32_t mac; /* ie. CRYPTO_MD5_HMAC */ u_int32_t mac; /* ie. CRYPTO_MD5_HMAC */
u_int32_t keylen; /* cipher key */ u_int32_t keylen; /* cipher key */
c_caddr_t key; c_caddr_t key;
int mackeylen; /* mac key */ int mackeylen; /* mac key */
c_caddr_t mackey; c_caddr_t mackey;
u_int32_t ses; /* returns: session # */ u_int32_t ses; /* returns: session # */
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