#include <openssl/evp.h>
#include <openssl/hmac.h>
#include <openssl/rand.h>
+#include <openssl/sha.h>
#include <vlib/vlib.h>
#include <vnet/plugin/plugin.h>
CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
EVP_CIPHER_CTX *evp_cipher_ctx;
HMAC_CTX *hmac_ctx;
+ EVP_MD_CTX *hash_ctx;
#if OPENSSL_VERSION_NUMBER < 0x10100000L
HMAC_CTX _hmac_ctx;
#endif
static openssl_per_thread_data_t *per_thread_data = 0;
-#define foreach_openssl_evp_op \
- _(cbc, DES_CBC, EVP_des_cbc) \
- _(cbc, 3DES_CBC, EVP_des_ede3_cbc) \
- _(cbc, AES_128_CBC, EVP_aes_128_cbc) \
- _(cbc, AES_192_CBC, EVP_aes_192_cbc) \
- _(cbc, AES_256_CBC, EVP_aes_256_cbc) \
- _(gcm, AES_128_GCM, EVP_aes_128_gcm) \
- _(gcm, AES_192_GCM, EVP_aes_192_gcm) \
- _(gcm, AES_256_GCM, EVP_aes_256_gcm) \
- _(cbc, AES_128_CTR, EVP_aes_128_ctr) \
- _(cbc, AES_192_CTR, EVP_aes_192_ctr) \
- _(cbc, AES_256_CTR, EVP_aes_256_ctr) \
+#define foreach_openssl_aes_evp_op \
+ _ (cbc, DES_CBC, EVP_des_cbc, 8) \
+ _ (cbc, 3DES_CBC, EVP_des_ede3_cbc, 8) \
+ _ (cbc, AES_128_CBC, EVP_aes_128_cbc, 16) \
+ _ (cbc, AES_192_CBC, EVP_aes_192_cbc, 16) \
+ _ (cbc, AES_256_CBC, EVP_aes_256_cbc, 16) \
+ _ (gcm, AES_128_GCM, EVP_aes_128_gcm, 8) \
+ _ (gcm, AES_192_GCM, EVP_aes_192_gcm, 8) \
+ _ (gcm, AES_256_GCM, EVP_aes_256_gcm, 8) \
+ _ (cbc, AES_128_CTR, EVP_aes_128_ctr, 8) \
+ _ (cbc, AES_192_CTR, EVP_aes_192_ctr, 8) \
+ _ (cbc, AES_256_CTR, EVP_aes_256_ctr, 8)
+
+#define foreach_openssl_chacha20_evp_op \
+ _ (chacha20_poly1305, CHACHA20_POLY1305, EVP_chacha20_poly1305, 8)
+
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L
+#define foreach_openssl_evp_op foreach_openssl_aes_evp_op \
+ foreach_openssl_chacha20_evp_op
+#else
+#define foreach_openssl_evp_op foreach_openssl_aes_evp_op
+#endif
+
+#ifndef EVP_CTRL_AEAD_GET_TAG
+#define EVP_CTRL_AEAD_GET_TAG EVP_CTRL_GCM_GET_TAG
+#endif
+
+#ifndef EVP_CTRL_AEAD_SET_TAG
+#define EVP_CTRL_AEAD_SET_TAG EVP_CTRL_GCM_SET_TAG
+#endif
+
+#define foreach_openssl_hash_op \
+ _ (SHA1, EVP_sha1) \
+ _ (SHA224, EVP_sha224) \
+ _ (SHA256, EVP_sha256) \
+ _ (SHA384, EVP_sha384) \
+ _ (SHA512, EVP_sha512)
#define foreach_openssl_hmac_op \
_(MD5, EVP_md5) \
_(SHA512, EVP_sha512)
static_always_inline u32
-openssl_ops_enc_cbc (vlib_main_t * vm, vnet_crypto_op_t * ops[],
- vnet_crypto_op_chunk_t * chunks, u32 n_ops,
- const EVP_CIPHER * cipher)
+openssl_ops_enc_cbc (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ vnet_crypto_op_chunk_t *chunks, u32 n_ops,
+ const EVP_CIPHER *cipher, const int iv_len)
{
openssl_per_thread_data_t *ptd = vec_elt_at_index (per_thread_data,
vm->thread_index);
vnet_crypto_op_t *op = ops[i];
vnet_crypto_key_t *key = vnet_crypto_get_key (op->key_index);
int out_len = 0;
- int iv_len;
-
- if (op->op == VNET_CRYPTO_OP_3DES_CBC_ENC
- || op->op == VNET_CRYPTO_OP_DES_CBC_ENC)
- iv_len = 8;
- else
- iv_len = 16;
if (op->flags & VNET_CRYPTO_OP_FLAG_INIT_IV)
RAND_bytes (op->iv, iv_len);
}
static_always_inline u32
-openssl_ops_dec_cbc (vlib_main_t * vm, vnet_crypto_op_t * ops[],
- vnet_crypto_op_chunk_t * chunks, u32 n_ops,
- const EVP_CIPHER * cipher)
+openssl_ops_dec_cbc (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ vnet_crypto_op_chunk_t *chunks, u32 n_ops,
+ const EVP_CIPHER *cipher, const int iv_len)
{
openssl_per_thread_data_t *ptd = vec_elt_at_index (per_thread_data,
vm->thread_index);
}
static_always_inline u32
-openssl_ops_enc_gcm (vlib_main_t * vm, vnet_crypto_op_t * ops[],
- vnet_crypto_op_chunk_t * chunks, u32 n_ops,
- const EVP_CIPHER * cipher)
+openssl_ops_enc_aead (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ vnet_crypto_op_chunk_t *chunks, u32 n_ops,
+ const EVP_CIPHER *cipher, int is_gcm, const int iv_len)
{
openssl_per_thread_data_t *ptd = vec_elt_at_index (per_thread_data,
vm->thread_index);
RAND_bytes (op->iv, 8);
EVP_EncryptInit_ex (ctx, cipher, 0, 0, 0);
- EVP_CIPHER_CTX_ctrl (ctx, EVP_CTRL_GCM_SET_IVLEN, 12, NULL);
+ if (is_gcm)
+ EVP_CIPHER_CTX_ctrl (ctx, EVP_CTRL_GCM_SET_IVLEN, 12, NULL);
EVP_EncryptInit_ex (ctx, 0, 0, key->data, op->iv);
if (op->aad_len)
EVP_EncryptUpdate (ctx, NULL, &len, op->aad, op->aad_len);
else
EVP_EncryptUpdate (ctx, op->dst, &len, op->src, op->len);
EVP_EncryptFinal_ex (ctx, op->dst + len, &len);
- EVP_CIPHER_CTX_ctrl (ctx, EVP_CTRL_GCM_GET_TAG, op->tag_len, op->tag);
+ EVP_CIPHER_CTX_ctrl (ctx, EVP_CTRL_AEAD_GET_TAG, op->tag_len, op->tag);
op->status = VNET_CRYPTO_OP_STATUS_COMPLETED;
}
return n_ops;
}
static_always_inline u32
-openssl_ops_dec_gcm (vlib_main_t * vm, vnet_crypto_op_t * ops[],
- vnet_crypto_op_chunk_t * chunks, u32 n_ops,
- const EVP_CIPHER * cipher)
+openssl_ops_enc_gcm (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ vnet_crypto_op_chunk_t *chunks, u32 n_ops,
+ const EVP_CIPHER *cipher, const int iv_len)
+{
+ return openssl_ops_enc_aead (vm, ops, chunks, n_ops, cipher,
+ /* is_gcm */ 1, iv_len);
+}
+
+static_always_inline __clib_unused u32
+openssl_ops_enc_chacha20_poly1305 (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ vnet_crypto_op_chunk_t *chunks, u32 n_ops,
+ const EVP_CIPHER *cipher, const int iv_len)
+{
+ return openssl_ops_enc_aead (vm, ops, chunks, n_ops, cipher,
+ /* is_gcm */ 0, iv_len);
+}
+
+static_always_inline u32
+openssl_ops_dec_aead (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ vnet_crypto_op_chunk_t *chunks, u32 n_ops,
+ const EVP_CIPHER *cipher, int is_gcm, const int iv_len)
{
openssl_per_thread_data_t *ptd = vec_elt_at_index (per_thread_data,
vm->thread_index);
int len = 0;
EVP_DecryptInit_ex (ctx, cipher, 0, 0, 0);
- EVP_CIPHER_CTX_ctrl (ctx, EVP_CTRL_GCM_SET_IVLEN, 12, 0);
+ if (is_gcm)
+ EVP_CIPHER_CTX_ctrl (ctx, EVP_CTRL_GCM_SET_IVLEN, 12, 0);
EVP_DecryptInit_ex (ctx, 0, 0, key->data, op->iv);
if (op->aad_len)
EVP_DecryptUpdate (ctx, 0, &len, op->aad, op->aad_len);
}
else
EVP_DecryptUpdate (ctx, op->dst, &len, op->src, op->len);
- EVP_CIPHER_CTX_ctrl (ctx, EVP_CTRL_GCM_SET_TAG, op->tag_len, op->tag);
+ EVP_CIPHER_CTX_ctrl (ctx, EVP_CTRL_AEAD_SET_TAG, op->tag_len, op->tag);
if (EVP_DecryptFinal_ex (ctx, op->dst + len, &len) > 0)
op->status = VNET_CRYPTO_OP_STATUS_COMPLETED;
return n_ops - n_fail;
}
+static_always_inline u32
+openssl_ops_dec_gcm (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ vnet_crypto_op_chunk_t *chunks, u32 n_ops,
+ const EVP_CIPHER *cipher, const int iv_len)
+{
+ return openssl_ops_dec_aead (vm, ops, chunks, n_ops, cipher,
+ /* is_gcm */ 1, iv_len);
+}
+
+static_always_inline __clib_unused u32
+openssl_ops_dec_chacha20_poly1305 (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ vnet_crypto_op_chunk_t *chunks, u32 n_ops,
+ const EVP_CIPHER *cipher, const int iv_len)
+{
+ return openssl_ops_dec_aead (vm, ops, chunks, n_ops, cipher,
+ /* is_gcm */ 0, iv_len);
+}
+
+static_always_inline u32
+openssl_ops_hash (vlib_main_t *vm, vnet_crypto_op_t *ops[],
+ vnet_crypto_op_chunk_t *chunks, u32 n_ops, const EVP_MD *md)
+{
+ openssl_per_thread_data_t *ptd =
+ vec_elt_at_index (per_thread_data, vm->thread_index);
+ EVP_MD_CTX *ctx = ptd->hash_ctx;
+ vnet_crypto_op_chunk_t *chp;
+ u32 md_len, i, j, n_fail = 0;
+
+ for (i = 0; i < n_ops; i++)
+ {
+ vnet_crypto_op_t *op = ops[i];
+
+ EVP_DigestInit_ex (ctx, md, NULL);
+ if (op->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS)
+ {
+ chp = chunks + op->chunk_index;
+ for (j = 0; j < op->n_chunks; j++)
+ {
+ EVP_DigestUpdate (ctx, chp->src, chp->len);
+ chp += 1;
+ }
+ }
+ else
+ EVP_DigestUpdate (ctx, op->src, op->len);
+
+ EVP_DigestFinal_ex (ctx, op->digest, &md_len);
+ op->digest_len = md_len;
+ op->status = VNET_CRYPTO_OP_STATUS_COMPLETED;
+ }
+ return n_ops - n_fail;
+}
+
static_always_inline u32
openssl_ops_hmac (vlib_main_t * vm, vnet_crypto_op_t * ops[],
vnet_crypto_op_chunk_t * chunks, u32 n_ops,
return n_ops - n_fail;
}
-#define _(m, a, b) \
-static u32 \
-openssl_ops_enc_##a (vlib_main_t * vm, vnet_crypto_op_t * ops[], u32 n_ops) \
-{ return openssl_ops_enc_##m (vm, ops, 0, n_ops, b ()); } \
+#define _(m, a, b, iv) \
+ static u32 openssl_ops_enc_##a (vlib_main_t *vm, vnet_crypto_op_t *ops[], \
+ u32 n_ops) \
+ { \
+ return openssl_ops_enc_##m (vm, ops, 0, n_ops, b (), iv); \
+ } \
\
-u32 \
-openssl_ops_dec_##a (vlib_main_t * vm, vnet_crypto_op_t * ops[], u32 n_ops) \
-{ return openssl_ops_dec_##m (vm, ops, 0, n_ops, b ()); } \
+ u32 openssl_ops_dec_##a (vlib_main_t *vm, vnet_crypto_op_t *ops[], \
+ u32 n_ops) \
+ { \
+ return openssl_ops_dec_##m (vm, ops, 0, n_ops, b (), iv); \
+ } \
\
-static u32 \
-openssl_ops_enc_chained_##a (vlib_main_t * vm, vnet_crypto_op_t * ops[], \
- vnet_crypto_op_chunk_t *chunks, u32 n_ops) \
-{ return openssl_ops_enc_##m (vm, ops, chunks, n_ops, b ()); } \
+ static u32 openssl_ops_enc_chained_##a ( \
+ vlib_main_t *vm, vnet_crypto_op_t *ops[], vnet_crypto_op_chunk_t *chunks, \
+ u32 n_ops) \
+ { \
+ return openssl_ops_enc_##m (vm, ops, chunks, n_ops, b (), iv); \
+ } \
\
-static u32 \
-openssl_ops_dec_chained_##a (vlib_main_t * vm, vnet_crypto_op_t * ops[], \
- vnet_crypto_op_chunk_t *chunks, u32 n_ops) \
-{ return openssl_ops_dec_##m (vm, ops, chunks, n_ops, b ()); }
+ static u32 openssl_ops_dec_chained_##a ( \
+ vlib_main_t *vm, vnet_crypto_op_t *ops[], vnet_crypto_op_chunk_t *chunks, \
+ u32 n_ops) \
+ { \
+ return openssl_ops_dec_##m (vm, ops, chunks, n_ops, b (), iv); \
+ }
foreach_openssl_evp_op;
#undef _
+#define _(a, b) \
+ static u32 openssl_ops_hash_##a (vlib_main_t *vm, vnet_crypto_op_t *ops[], \
+ u32 n_ops) \
+ { \
+ return openssl_ops_hash (vm, ops, 0, n_ops, b ()); \
+ } \
+ static u32 openssl_ops_hash_chained_##a ( \
+ vlib_main_t *vm, vnet_crypto_op_t *ops[], vnet_crypto_op_chunk_t *chunks, \
+ u32 n_ops) \
+ { \
+ return openssl_ops_hash (vm, ops, chunks, n_ops, b ()); \
+ }
+
+foreach_openssl_hash_op;
+#undef _
+
#define _(a, b) \
static u32 \
openssl_ops_hmac_##a (vlib_main_t * vm, vnet_crypto_op_t * ops[], u32 n_ops) \
u32 eidx = vnet_crypto_register_engine (vm, "openssl", 50, "OpenSSL");
-#define _(m, a, b) \
- vnet_crypto_register_ops_handlers (vm, eidx, VNET_CRYPTO_OP_##a##_ENC, \
- openssl_ops_enc_##a, \
- openssl_ops_enc_chained_##a); \
- vnet_crypto_register_ops_handlers (vm, eidx, VNET_CRYPTO_OP_##a##_DEC, \
- openssl_ops_dec_##a, \
- openssl_ops_dec_chained_##a); \
+#define _(m, a, b, iv) \
+ vnet_crypto_register_ops_handlers (vm, eidx, VNET_CRYPTO_OP_##a##_ENC, \
+ openssl_ops_enc_##a, \
+ openssl_ops_enc_chained_##a); \
+ vnet_crypto_register_ops_handlers (vm, eidx, VNET_CRYPTO_OP_##a##_DEC, \
+ openssl_ops_dec_##a, \
+ openssl_ops_dec_chained_##a);
foreach_openssl_evp_op;
#undef _
foreach_openssl_hmac_op;
#undef _
+#define _(a, b) \
+ vnet_crypto_register_ops_handlers (vm, eidx, VNET_CRYPTO_OP_##a##_HASH, \
+ openssl_ops_hash_##a, \
+ openssl_ops_hash_chained_##a);
+
+ foreach_openssl_hash_op;
+#undef _
+
vec_validate_aligned (per_thread_data, tm->n_vlib_mains - 1,
CLIB_CACHE_LINE_BYTES);
ptd->evp_cipher_ctx = EVP_CIPHER_CTX_new ();
#if OPENSSL_VERSION_NUMBER >= 0x10100000L
ptd->hmac_ctx = HMAC_CTX_new ();
+ ptd->hash_ctx = EVP_MD_CTX_create ();
#else
HMAC_CTX_init (&(ptd->_hmac_ctx));
ptd->hmac_ctx = &ptd->_hmac_ctx;
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