#include <vnet/crypto/crypto.h>
#include <vppinfra/cpu.h>
-#define HMAC_MAX_BLOCK_SIZE SHA_512_BLOCK_SIZE
+#define HMAC_MAX_BLOCK_SIZE IMB_SHA_512_BLOCK_SIZE
#define EXPANDED_KEY_N_BYTES (16 * 15)
typedef struct
{
CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
- MB_MGR *mgr;
- __m128i cbc_iv;
+ IMB_MGR *mgr;
+#if IMB_VERSION_NUM >= IMB_VERSION(1, 3, 0)
+ IMB_JOB burst_jobs[IMB_MAX_BURST_SIZE];
+#endif
} ipsecmb_per_thread_data_t;
typedef struct
{
u8 enc_key_exp[EXPANDED_KEY_N_BYTES];
u8 dec_key_exp[EXPANDED_KEY_N_BYTES];
-} ipsecmb_aes_cbc_key_data_t;
+} ipsecmb_aes_key_data_t;
static ipsecmb_main_t ipsecmb_main = { };
+/* clang-format off */
/*
* (Alg, JOB_HASH_ALG, fn, block-size-bytes, hash-size-bytes, digest-size-bytes)
*/
#define foreach_ipsecmb_hmac_op \
- _(SHA1, SHA1, sha1, 64, 20, 20) \
+ _(SHA1, SHA_1, sha1, 64, 20, 20) \
_(SHA224, SHA_224, sha224, 64, 32, 28) \
_(SHA256, SHA_256, sha256, 64, 32, 32) \
_(SHA384, SHA_384, sha384, 128, 64, 48) \
_(SHA512, SHA_512, sha512, 128, 64, 64)
/*
- * (Alg, key-len-bits)
+ * (Alg, key-len-bits, JOB_CIPHER_MODE)
*/
-#define foreach_ipsecmb_cbc_cipher_op \
- _(AES_128_CBC, 128) \
- _(AES_192_CBC, 192) \
- _(AES_256_CBC, 256)
+#define foreach_ipsecmb_cipher_op \
+ _ (AES_128_CBC, 128, CBC) \
+ _ (AES_192_CBC, 192, CBC) \
+ _ (AES_256_CBC, 256, CBC) \
+ _ (AES_128_CTR, 128, CNTR) \
+ _ (AES_192_CTR, 192, CNTR) \
+ _ (AES_256_CTR, 256, CNTR)
/*
* (Alg, key-len-bytes, iv-len-bytes)
_(AES_128_GCM, 128) \
_(AES_192_GCM, 192) \
_(AES_256_GCM, 256)
+/* clang-format on */
+static_always_inline vnet_crypto_op_status_t
+ipsecmb_status_job (IMB_STATUS status)
+{
+ switch (status)
+ {
+ case IMB_STATUS_COMPLETED:
+ return VNET_CRYPTO_OP_STATUS_COMPLETED;
+ case IMB_STATUS_BEING_PROCESSED:
+ case IMB_STATUS_COMPLETED_CIPHER:
+ case IMB_STATUS_COMPLETED_AUTH:
+ return VNET_CRYPTO_OP_STATUS_WORK_IN_PROGRESS;
+ case IMB_STATUS_INVALID_ARGS:
+ case IMB_STATUS_INTERNAL_ERROR:
+ case IMB_STATUS_ERROR:
+ return VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR;
+ }
+ ASSERT (0);
+ return VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR;
+}
always_inline void
-ipsecmb_retire_hmac_job (JOB_AES_HMAC * job, u32 * n_fail, u32 digest_size)
+ipsecmb_retire_hmac_job (IMB_JOB *job, u32 *n_fail, u32 digest_size)
{
vnet_crypto_op_t *op = job->user_data;
u32 len = op->digest_len ? op->digest_len : digest_size;
- if (STS_COMPLETED != job->status)
+ if (PREDICT_FALSE (IMB_STATUS_COMPLETED != job->status))
{
- op->status = VNET_CRYPTO_OP_STATUS_FAIL_BAD_HMAC;
+ op->status = ipsecmb_status_job (job->status);
*n_fail = *n_fail + 1;
return;
}
op->status = VNET_CRYPTO_OP_STATUS_COMPLETED;
}
+#if IMB_VERSION_NUM >= IMB_VERSION(1, 3, 0)
+static_always_inline u32
+ipsecmb_ops_hmac_inline (vlib_main_t *vm, vnet_crypto_op_t *ops[], u32 n_ops,
+ u32 block_size, u32 hash_size, u32 digest_size,
+ IMB_HASH_ALG alg)
+{
+ ipsecmb_main_t *imbm = &ipsecmb_main;
+ ipsecmb_per_thread_data_t *ptd =
+ vec_elt_at_index (imbm->per_thread_data, vm->thread_index);
+ IMB_JOB *job;
+ u32 i, n_fail = 0, ops_index = 0;
+ u8 scratch[n_ops][digest_size];
+ const u32 burst_sz =
+ (n_ops > IMB_MAX_BURST_SIZE) ? IMB_MAX_BURST_SIZE : n_ops;
+
+ while (n_ops)
+ {
+ const u32 n = (n_ops > burst_sz) ? burst_sz : n_ops;
+ /*
+ * configure all the jobs first ...
+ */
+ for (i = 0; i < n; i++, ops_index++)
+ {
+ vnet_crypto_op_t *op = ops[ops_index];
+ const u8 *kd = (u8 *) imbm->key_data[op->key_index];
+
+ job = &ptd->burst_jobs[i];
+
+ job->src = op->src;
+ job->hash_start_src_offset_in_bytes = 0;
+ job->msg_len_to_hash_in_bytes = op->len;
+ job->auth_tag_output_len_in_bytes = digest_size;
+ job->auth_tag_output = scratch[ops_index];
+
+ job->u.HMAC._hashed_auth_key_xor_ipad = kd;
+ job->u.HMAC._hashed_auth_key_xor_opad = kd + hash_size;
+ job->user_data = op;
+ }
+
+ /*
+ * submit all jobs to be processed and retire completed jobs
+ */
+ IMB_SUBMIT_HASH_BURST_NOCHECK (ptd->mgr, ptd->burst_jobs, n, alg);
+
+ for (i = 0; i < n; i++)
+ {
+ job = &ptd->burst_jobs[i];
+ ipsecmb_retire_hmac_job (job, &n_fail, digest_size);
+ }
+
+ n_ops -= n;
+ }
+
+ return ops_index - n_fail;
+}
+#else
static_always_inline u32
-ipsecmb_ops_hmac_inline (vlib_main_t * vm, vnet_crypto_op_t * ops[],
- u32 n_ops, u32 block_size, u32 hash_size,
- u32 digest_size, JOB_HASH_ALG alg)
+ipsecmb_ops_hmac_inline (vlib_main_t *vm, vnet_crypto_op_t *ops[], u32 n_ops,
+ u32 block_size, u32 hash_size, u32 digest_size,
+ JOB_HASH_ALG alg)
{
ipsecmb_main_t *imbm = &ipsecmb_main;
- ipsecmb_per_thread_data_t *ptd = vec_elt_at_index (imbm->per_thread_data,
- vm->thread_index);
- JOB_AES_HMAC *job;
+ ipsecmb_per_thread_data_t *ptd =
+ vec_elt_at_index (imbm->per_thread_data, vm->thread_index);
+ IMB_JOB *job;
u32 i, n_fail = 0;
u8 scratch[n_ops][digest_size];
job->auth_tag_output_len_in_bytes = digest_size;
job->auth_tag_output = scratch[i];
- job->cipher_mode = NULL_CIPHER;
- job->cipher_direction = DECRYPT;
- job->chain_order = HASH_CIPHER;
+ job->cipher_mode = IMB_CIPHER_NULL;
+ job->cipher_direction = IMB_DIR_DECRYPT;
+ job->chain_order = IMB_ORDER_HASH_CIPHER;
job->u.HMAC._hashed_auth_key_xor_ipad = kd;
job->u.HMAC._hashed_auth_key_xor_opad = kd + hash_size;
return n_ops - n_fail;
}
+#endif
+/* clang-format off */
#define _(a, b, c, d, e, f) \
static_always_inline u32 \
ipsecmb_ops_hmac_##a (vlib_main_t * vm, \
vnet_crypto_op_t * ops[], \
u32 n_ops) \
-{ return ipsecmb_ops_hmac_inline (vm, ops, n_ops, d, e, f, b); } \
+{ return ipsecmb_ops_hmac_inline (vm, ops, n_ops, d, e, f, \
+ IMB_AUTH_HMAC_##b); } \
foreach_ipsecmb_hmac_op;
#undef _
+/* clang-format on */
always_inline void
-ipsecmb_retire_cipher_job (JOB_AES_HMAC * job, u32 * n_fail)
+ipsecmb_retire_cipher_job (IMB_JOB *job, u32 *n_fail)
{
vnet_crypto_op_t *op = job->user_data;
- if (STS_COMPLETED != job->status)
+ if (PREDICT_FALSE (IMB_STATUS_COMPLETED != job->status))
{
- op->status = VNET_CRYPTO_OP_STATUS_FAIL_BAD_HMAC;
+ op->status = ipsecmb_status_job (job->status);
*n_fail = *n_fail + 1;
}
else
op->status = VNET_CRYPTO_OP_STATUS_COMPLETED;
}
+#if IMB_VERSION_NUM >= IMB_VERSION(1, 3, 0)
+static_always_inline u32
+ipsecmb_ops_aes_cipher_inline (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ u32 n_ops, u32 key_len,
+ IMB_CIPHER_DIRECTION direction,
+ IMB_CIPHER_MODE cipher_mode)
+{
+ ipsecmb_main_t *imbm = &ipsecmb_main;
+ ipsecmb_per_thread_data_t *ptd =
+ vec_elt_at_index (imbm->per_thread_data, vm->thread_index);
+ IMB_JOB *job;
+ u32 i, n_fail = 0, ops_index = 0;
+ const u32 burst_sz =
+ (n_ops > IMB_MAX_BURST_SIZE) ? IMB_MAX_BURST_SIZE : n_ops;
+
+ while (n_ops)
+ {
+ const u32 n = (n_ops > burst_sz) ? burst_sz : n_ops;
+
+ for (i = 0; i < n; i++)
+ {
+ ipsecmb_aes_key_data_t *kd;
+ vnet_crypto_op_t *op = ops[ops_index++];
+ kd = (ipsecmb_aes_key_data_t *) imbm->key_data[op->key_index];
+
+ job = &ptd->burst_jobs[i];
+
+ job->src = op->src;
+ job->dst = op->dst;
+ job->msg_len_to_cipher_in_bytes = op->len;
+ job->cipher_start_src_offset_in_bytes = 0;
+
+ job->hash_alg = IMB_AUTH_NULL;
+
+ job->enc_keys = kd->enc_key_exp;
+ job->dec_keys = kd->dec_key_exp;
+ job->iv = op->iv;
+ job->iv_len_in_bytes = IMB_AES_BLOCK_SIZE;
+
+ job->user_data = op;
+ }
+
+ IMB_SUBMIT_CIPHER_BURST_NOCHECK (ptd->mgr, ptd->burst_jobs, n,
+ cipher_mode, direction, key_len / 8);
+ for (i = 0; i < n; i++)
+ {
+ job = &ptd->burst_jobs[i];
+ ipsecmb_retire_cipher_job (job, &n_fail);
+ }
+
+ n_ops -= n;
+ }
+
+ return ops_index - n_fail;
+}
+#else
static_always_inline u32
-ipsecmb_ops_cbc_cipher_inline (vlib_main_t * vm, vnet_crypto_op_t * ops[],
+ipsecmb_ops_aes_cipher_inline (vlib_main_t *vm, vnet_crypto_op_t *ops[],
u32 n_ops, u32 key_len,
- JOB_CIPHER_DIRECTION direction)
+ JOB_CIPHER_DIRECTION direction,
+ JOB_CIPHER_MODE cipher_mode)
{
ipsecmb_main_t *imbm = &ipsecmb_main;
- ipsecmb_per_thread_data_t *ptd = vec_elt_at_index (imbm->per_thread_data,
- vm->thread_index);
- JOB_AES_HMAC *job;
+ ipsecmb_per_thread_data_t *ptd =
+ vec_elt_at_index (imbm->per_thread_data, vm->thread_index);
+ IMB_JOB *job;
u32 i, n_fail = 0;
for (i = 0; i < n_ops; i++)
{
- ipsecmb_aes_cbc_key_data_t *kd;
+ ipsecmb_aes_key_data_t *kd;
vnet_crypto_op_t *op = ops[i];
- kd = (ipsecmb_aes_cbc_key_data_t *) imbm->key_data[op->key_index];
- __m128i iv;
+ kd = (ipsecmb_aes_key_data_t *) imbm->key_data[op->key_index];
job = IMB_GET_NEXT_JOB (ptd->mgr);
job->msg_len_to_cipher_in_bytes = op->len;
job->cipher_start_src_offset_in_bytes = 0;
- job->hash_alg = NULL_HASH;
- job->cipher_mode = CBC;
+ job->hash_alg = IMB_AUTH_NULL;
+ job->cipher_mode = cipher_mode;
job->cipher_direction = direction;
- job->chain_order = (direction == ENCRYPT ? CIPHER_HASH : HASH_CIPHER);
-
- if ((direction == ENCRYPT) && (op->flags & VNET_CRYPTO_OP_FLAG_INIT_IV))
- {
- iv = ptd->cbc_iv;
- _mm_storeu_si128 ((__m128i *) op->iv, iv);
- ptd->cbc_iv = _mm_aesenc_si128 (iv, iv);
- }
+ job->chain_order =
+ (direction == IMB_DIR_ENCRYPT ? IMB_ORDER_CIPHER_HASH :
+ IMB_ORDER_HASH_CIPHER);
job->aes_key_len_in_bytes = key_len / 8;
- job->aes_enc_key_expanded = kd->enc_key_exp;
- job->aes_dec_key_expanded = kd->dec_key_exp;
+ job->enc_keys = kd->enc_key_exp;
+ job->dec_keys = kd->dec_key_exp;
job->iv = op->iv;
- job->iv_len_in_bytes = AES_BLOCK_SIZE;
+ job->iv_len_in_bytes = IMB_AES_BLOCK_SIZE;
job->user_data = op;
return n_ops - n_fail;
}
+#endif
+
+/* clang-format off */
+#define _(a, b, c) \
+ static_always_inline u32 ipsecmb_ops_cipher_enc_##a ( \
+ vlib_main_t *vm, vnet_crypto_op_t *ops[], u32 n_ops) \
+ { \
+ return ipsecmb_ops_aes_cipher_inline ( \
+ vm, ops, n_ops, b, IMB_DIR_ENCRYPT, IMB_CIPHER_##c); \
+ } \
+ \
+ static_always_inline u32 ipsecmb_ops_cipher_dec_##a ( \
+ vlib_main_t *vm, vnet_crypto_op_t *ops[], u32 n_ops) \
+ { \
+ return ipsecmb_ops_aes_cipher_inline ( \
+ vm, ops, n_ops, b, IMB_DIR_DECRYPT, IMB_CIPHER_##c); \
+ }
-#define _(a, b) \
-static_always_inline u32 \
-ipsecmb_ops_cbc_cipher_enc_##a (vlib_main_t * vm, \
- vnet_crypto_op_t * ops[], \
- u32 n_ops) \
-{ return ipsecmb_ops_cbc_cipher_inline (vm, ops, n_ops, b, ENCRYPT); } \
- \
-static_always_inline u32 \
-ipsecmb_ops_cbc_cipher_dec_##a (vlib_main_t * vm, \
- vnet_crypto_op_t * ops[], \
- u32 n_ops) \
-{ return ipsecmb_ops_cbc_cipher_inline (vm, ops, n_ops, b, DECRYPT); } \
-
-foreach_ipsecmb_cbc_cipher_op;
+foreach_ipsecmb_cipher_op;
#undef _
#define _(a, b) \
ipsecmb_main_t *imbm = &ipsecmb_main; \
ipsecmb_per_thread_data_t *ptd = vec_elt_at_index (imbm->per_thread_data, \
vm->thread_index); \
- MB_MGR *m = ptd->mgr; \
+ IMB_MGR *m = ptd->mgr; \
vnet_crypto_op_chunk_t *chp; \
u32 i, j; \
\
ipsecmb_main_t *imbm = &ipsecmb_main; \
ipsecmb_per_thread_data_t *ptd = vec_elt_at_index (imbm->per_thread_data, \
vm->thread_index); \
- MB_MGR *m = ptd->mgr; \
+ IMB_MGR *m = ptd->mgr; \
u32 i; \
\
for (i = 0; i < n_ops; i++) \
ipsecmb_main_t *imbm = &ipsecmb_main; \
ipsecmb_per_thread_data_t *ptd = vec_elt_at_index (imbm->per_thread_data, \
vm->thread_index); \
- MB_MGR *m = ptd->mgr; \
+ IMB_MGR *m = ptd->mgr; \
vnet_crypto_op_chunk_t *chp; \
u32 i, j, n_failed = 0; \
\
ipsecmb_main_t *imbm = &ipsecmb_main; \
ipsecmb_per_thread_data_t *ptd = vec_elt_at_index (imbm->per_thread_data, \
vm->thread_index); \
- MB_MGR *m = ptd->mgr; \
+ IMB_MGR *m = ptd->mgr; \
u32 i, n_failed = 0; \
\
for (i = 0; i < n_ops; i++) \
\
return n_ops - n_failed; \
}
-
+/* clang-format on */
foreach_ipsecmb_gcm_cipher_op;
#undef _
-clib_error_t *
-crypto_ipsecmb_iv_init (ipsecmb_main_t * imbm)
+#ifdef HAVE_IPSECMB_CHACHA_POLY
+always_inline void
+ipsecmb_retire_aead_job (IMB_JOB *job, u32 *n_fail)
{
- ipsecmb_per_thread_data_t *ptd;
- clib_error_t *err = 0;
- int fd;
+ vnet_crypto_op_t *op = job->user_data;
+ u32 len = op->tag_len;
+
+ if (PREDICT_FALSE (IMB_STATUS_COMPLETED != job->status))
+ {
+ op->status = ipsecmb_status_job (job->status);
+ *n_fail = *n_fail + 1;
+ return;
+ }
+
+ if (op->flags & VNET_CRYPTO_OP_FLAG_HMAC_CHECK)
+ {
+ if (memcmp (op->tag, job->auth_tag_output, len))
+ {
+ *n_fail = *n_fail + 1;
+ op->status = VNET_CRYPTO_OP_STATUS_FAIL_BAD_HMAC;
+ return;
+ }
+ }
- if ((fd = open ("/dev/urandom", O_RDONLY)) < 0)
- return clib_error_return_unix (0, "failed to open '/dev/urandom'");
+ clib_memcpy_fast (op->tag, job->auth_tag_output, len);
- vec_foreach (ptd, imbm->per_thread_data)
- {
- if (read (fd, &ptd->cbc_iv, sizeof (ptd->cbc_iv)) != sizeof (ptd->cbc_iv))
- {
- err = clib_error_return_unix (0, "'/dev/urandom' read failure");
- close (fd);
- return (err);
- }
- }
+ op->status = VNET_CRYPTO_OP_STATUS_COMPLETED;
+}
- close (fd);
- return (NULL);
+static_always_inline u32
+ipsecmb_ops_chacha_poly (vlib_main_t *vm, vnet_crypto_op_t *ops[], u32 n_ops,
+ IMB_CIPHER_DIRECTION dir)
+{
+ ipsecmb_main_t *imbm = &ipsecmb_main;
+ ipsecmb_per_thread_data_t *ptd =
+ vec_elt_at_index (imbm->per_thread_data, vm->thread_index);
+ struct IMB_JOB *job;
+ IMB_MGR *m = ptd->mgr;
+ u32 i, n_fail = 0, last_key_index = ~0;
+ u8 scratch[VLIB_FRAME_SIZE][16];
+ u8 *key = 0;
+
+ for (i = 0; i < n_ops; i++)
+ {
+ vnet_crypto_op_t *op = ops[i];
+
+ job = IMB_GET_NEXT_JOB (m);
+ if (last_key_index != op->key_index)
+ {
+ vnet_crypto_key_t *kd = vnet_crypto_get_key (op->key_index);
+
+ key = kd->data;
+ last_key_index = op->key_index;
+ }
+
+ job->cipher_direction = dir;
+ job->chain_order = IMB_ORDER_HASH_CIPHER;
+ job->cipher_mode = IMB_CIPHER_CHACHA20_POLY1305;
+ job->hash_alg = IMB_AUTH_CHACHA20_POLY1305;
+ job->enc_keys = job->dec_keys = key;
+ job->key_len_in_bytes = 32;
+
+ job->u.CHACHA20_POLY1305.aad = op->aad;
+ job->u.CHACHA20_POLY1305.aad_len_in_bytes = op->aad_len;
+ job->src = op->src;
+ job->dst = op->dst;
+
+ job->iv = op->iv;
+ job->iv_len_in_bytes = 12;
+ job->msg_len_to_cipher_in_bytes = job->msg_len_to_hash_in_bytes =
+ op->len;
+ job->cipher_start_src_offset_in_bytes =
+ job->hash_start_src_offset_in_bytes = 0;
+
+ job->auth_tag_output = scratch[i];
+ job->auth_tag_output_len_in_bytes = 16;
+
+ job->user_data = op;
+
+ job = IMB_SUBMIT_JOB_NOCHECK (ptd->mgr);
+ if (job)
+ ipsecmb_retire_aead_job (job, &n_fail);
+
+ op++;
+ }
+
+ while ((job = IMB_FLUSH_JOB (ptd->mgr)))
+ ipsecmb_retire_aead_job (job, &n_fail);
+
+ return n_ops - n_fail;
+}
+
+static_always_inline u32
+ipsecmb_ops_chacha_poly_enc (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ u32 n_ops)
+{
+ return ipsecmb_ops_chacha_poly (vm, ops, n_ops, IMB_DIR_ENCRYPT);
+}
+
+static_always_inline u32
+ipsecmb_ops_chacha_poly_dec (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ u32 n_ops)
+{
+ return ipsecmb_ops_chacha_poly (vm, ops, n_ops, IMB_DIR_DECRYPT);
+}
+
+static_always_inline u32
+ipsecmb_ops_chacha_poly_chained (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ vnet_crypto_op_chunk_t *chunks, u32 n_ops,
+ IMB_CIPHER_DIRECTION dir)
+{
+ ipsecmb_main_t *imbm = &ipsecmb_main;
+ ipsecmb_per_thread_data_t *ptd =
+ vec_elt_at_index (imbm->per_thread_data, vm->thread_index);
+ IMB_MGR *m = ptd->mgr;
+ u32 i, n_fail = 0, last_key_index = ~0;
+ u8 *key = 0;
+
+ if (dir == IMB_DIR_ENCRYPT)
+ {
+ for (i = 0; i < n_ops; i++)
+ {
+ vnet_crypto_op_t *op = ops[i];
+ struct chacha20_poly1305_context_data ctx;
+ vnet_crypto_op_chunk_t *chp;
+ u32 j;
+
+ ASSERT (op->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS);
+
+ if (last_key_index != op->key_index)
+ {
+ vnet_crypto_key_t *kd = vnet_crypto_get_key (op->key_index);
+
+ key = kd->data;
+ last_key_index = op->key_index;
+ }
+
+ IMB_CHACHA20_POLY1305_INIT (m, key, &ctx, op->iv, op->aad,
+ op->aad_len);
+
+ chp = chunks + op->chunk_index;
+ for (j = 0; j < op->n_chunks; j++)
+ {
+ IMB_CHACHA20_POLY1305_ENC_UPDATE (m, key, &ctx, chp->dst,
+ chp->src, chp->len);
+ chp += 1;
+ }
+
+ IMB_CHACHA20_POLY1305_ENC_FINALIZE (m, &ctx, op->tag, op->tag_len);
+
+ op->status = VNET_CRYPTO_OP_STATUS_COMPLETED;
+ }
+ }
+ else /* dir == IMB_DIR_DECRYPT */
+ {
+ for (i = 0; i < n_ops; i++)
+ {
+ vnet_crypto_op_t *op = ops[i];
+ struct chacha20_poly1305_context_data ctx;
+ vnet_crypto_op_chunk_t *chp;
+ u8 scratch[16];
+ u32 j;
+
+ ASSERT (op->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS);
+
+ if (last_key_index != op->key_index)
+ {
+ vnet_crypto_key_t *kd = vnet_crypto_get_key (op->key_index);
+
+ key = kd->data;
+ last_key_index = op->key_index;
+ }
+
+ IMB_CHACHA20_POLY1305_INIT (m, key, &ctx, op->iv, op->aad,
+ op->aad_len);
+
+ chp = chunks + op->chunk_index;
+ for (j = 0; j < op->n_chunks; j++)
+ {
+ IMB_CHACHA20_POLY1305_DEC_UPDATE (m, key, &ctx, chp->dst,
+ chp->src, chp->len);
+ chp += 1;
+ }
+
+ IMB_CHACHA20_POLY1305_DEC_FINALIZE (m, &ctx, scratch, op->tag_len);
+
+ if (memcmp (op->tag, scratch, op->tag_len))
+ {
+ n_fail = n_fail + 1;
+ op->status = VNET_CRYPTO_OP_STATUS_FAIL_BAD_HMAC;
+ }
+ else
+ op->status = VNET_CRYPTO_OP_STATUS_COMPLETED;
+ }
+ }
+
+ return n_ops - n_fail;
+}
+
+static_always_inline u32
+ipsec_mb_ops_chacha_poly_enc_chained (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ vnet_crypto_op_chunk_t *chunks,
+ u32 n_ops)
+{
+ return ipsecmb_ops_chacha_poly_chained (vm, ops, chunks, n_ops,
+ IMB_DIR_ENCRYPT);
+}
+
+static_always_inline u32
+ipsec_mb_ops_chacha_poly_dec_chained (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ vnet_crypto_op_chunk_t *chunks,
+ u32 n_ops)
+{
+ return ipsecmb_ops_chacha_poly_chained (vm, ops, chunks, n_ops,
+ IMB_DIR_DECRYPT);
}
+#endif
static void
crypto_ipsecmb_key_handler (vlib_main_t * vm, vnet_crypto_key_op_t kop,
u32 i;
void *kd;
+ /** TODO: add linked alg support **/
+ if (key->type == VNET_CRYPTO_KEY_TYPE_LINK)
+ return;
+
if (kop == VNET_CRYPTO_KEY_OP_DEL)
{
if (idx >= vec_len (imbm->key_data))
clib_mem_free_s (imbm->key_data[idx]);
}
- /** TODO: add linked alg support **/
- if (key->type == VNET_CRYPTO_KEY_TYPE_LINK)
- return;
-
kd = imbm->key_data[idx] = clib_mem_alloc_aligned (ad->data_size,
CLIB_CACHE_LINE_BYTES);
/* AES CBC key expansion */
if (ad->keyexp)
{
- ad->keyexp (key->data, ((ipsecmb_aes_cbc_key_data_t *) kd)->enc_key_exp,
- ((ipsecmb_aes_cbc_key_data_t *) kd)->dec_key_exp);
+ ad->keyexp (key->data, ((ipsecmb_aes_key_data_t *) kd)->enc_key_exp,
+ ((ipsecmb_aes_key_data_t *) kd)->dec_key_exp);
return;
}
ipsecmb_alg_data_t *ad;
ipsecmb_per_thread_data_t *ptd;
vlib_thread_main_t *tm = vlib_get_thread_main ();
- clib_error_t *error;
- MB_MGR *m = 0;
+ IMB_MGR *m = 0;
u32 eidx;
u8 *name;
vec_foreach (ptd, imbm->per_thread_data)
{
ptd->mgr = alloc_mb_mgr (0);
- if (clib_cpu_supports_avx512f ())
+#if IMB_VERSION_NUM >= IMB_VERSION(1, 3, 0)
+ clib_memset_u8 (ptd->burst_jobs, 0,
+ sizeof (IMB_JOB) * IMB_MAX_BURST_SIZE);
+#endif
+ if (clib_cpu_supports_avx512f ())
init_mb_mgr_avx512 (ptd->mgr);
- else if (clib_cpu_supports_avx2 ())
+ else if (clib_cpu_supports_avx2 () && clib_cpu_supports_bmi2 ())
init_mb_mgr_avx2 (ptd->mgr);
else
init_mb_mgr_sse (ptd->mgr);
}
/* *INDENT-ON* */
- if (clib_cpu_supports_x86_aes () && (error = crypto_ipsecmb_iv_init (imbm)))
- return (error);
-
#define _(a, b, c, d, e, f) \
vnet_crypto_register_ops_handler (vm, eidx, VNET_CRYPTO_OP_##a##_HMAC, \
ipsecmb_ops_hmac_##a); \
foreach_ipsecmb_hmac_op;
#undef _
-#define _(a, b) \
- vnet_crypto_register_ops_handler (vm, eidx, VNET_CRYPTO_OP_##a##_ENC, \
- ipsecmb_ops_cbc_cipher_enc_##a); \
- vnet_crypto_register_ops_handler (vm, eidx, VNET_CRYPTO_OP_##a##_DEC, \
- ipsecmb_ops_cbc_cipher_dec_##a); \
- ad = imbm->alg_data + VNET_CRYPTO_ALG_##a; \
- ad->data_size = sizeof (ipsecmb_aes_cbc_key_data_t); \
- ad->keyexp = m->keyexp_##b; \
-
- foreach_ipsecmb_cbc_cipher_op;
+#define _(a, b, c) \
+ vnet_crypto_register_ops_handler (vm, eidx, VNET_CRYPTO_OP_##a##_ENC, \
+ ipsecmb_ops_cipher_enc_##a); \
+ vnet_crypto_register_ops_handler (vm, eidx, VNET_CRYPTO_OP_##a##_DEC, \
+ ipsecmb_ops_cipher_dec_##a); \
+ ad = imbm->alg_data + VNET_CRYPTO_ALG_##a; \
+ ad->data_size = sizeof (ipsecmb_aes_key_data_t); \
+ ad->keyexp = m->keyexp_##b;
+
+ foreach_ipsecmb_cipher_op;
#undef _
#define _(a, b) \
vnet_crypto_register_ops_handler (vm, eidx, VNET_CRYPTO_OP_##a##_ENC, \
foreach_ipsecmb_gcm_cipher_op;
#undef _
+#ifdef HAVE_IPSECMB_CHACHA_POLY
+ vnet_crypto_register_ops_handler (vm, eidx,
+ VNET_CRYPTO_OP_CHACHA20_POLY1305_ENC,
+ ipsecmb_ops_chacha_poly_enc);
+ vnet_crypto_register_ops_handler (vm, eidx,
+ VNET_CRYPTO_OP_CHACHA20_POLY1305_DEC,
+ ipsecmb_ops_chacha_poly_dec);
+ vnet_crypto_register_chained_ops_handler (
+ vm, eidx, VNET_CRYPTO_OP_CHACHA20_POLY1305_ENC,
+ ipsec_mb_ops_chacha_poly_enc_chained);
+ vnet_crypto_register_chained_ops_handler (
+ vm, eidx, VNET_CRYPTO_OP_CHACHA20_POLY1305_DEC,
+ ipsec_mb_ops_chacha_poly_dec_chained);
+ ad = imbm->alg_data + VNET_CRYPTO_ALG_CHACHA20_POLY1305;
+ ad->data_size = 0;
+#endif
+
vnet_crypto_register_key_handler (vm, eidx, crypto_ipsecmb_key_handler);
return (NULL);
}
Code Review / vpp.git / blobdiff