/*
- * Copyright (c) 2020 Intel and/or its affiliates.
+ * Copyright (c) 2021 Intel and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
{
ptls_cipher_context_t super;
vnet_crypto_op_t op;
+ vnet_crypto_op_id_t id;
u32 key_index;
};
struct vpp_aead_context_t
{
ptls_aead_context_t super;
+ EVP_CIPHER_CTX *evp_ctx;
+ uint8_t static_iv[PTLS_MAX_IV_SIZE];
vnet_crypto_op_t op;
+ u32 key_index;
+ vnet_crypto_op_id_t id;
vnet_crypto_op_chunk_t chunks[2];
vnet_crypto_alg_t alg;
- u32 key_index;
u32 chunk_index;
+ uint8_t iv[PTLS_MAX_IV_SIZE];
};
static void
{
struct cipher_context_t *ctx = (struct cipher_context_t *) _ctx;
- vnet_crypto_op_id_t id;
- if (!strcmp (ctx->super.algo->name, "AES128-CTR"))
- {
- id = VNET_CRYPTO_OP_AES_128_CTR_ENC;
- }
- else if (!strcmp (ctx->super.algo->name, "AES256-CTR"))
- {
- id = VNET_CRYPTO_OP_AES_256_CTR_ENC;
- }
- else
- {
- TLS_DBG (1, "%s, Invalid crypto cipher : ", __FUNCTION__,
- _ctx->algo->name);
- assert (0);
- }
-
- vnet_crypto_op_init (&ctx->op, id);
+ vnet_crypto_op_init (&ctx->op, ctx->id);
ctx->op.iv = (u8 *) iv;
ctx->op.key_index = ctx->key_index;
}
if (!strcmp (ctx->super.algo->name, "AES128-CTR"))
{
algo = VNET_CRYPTO_ALG_AES_128_CTR;
+ ctx->id = is_enc ? VNET_CRYPTO_OP_AES_128_CTR_ENC :
+ VNET_CRYPTO_OP_AES_128_CTR_DEC;
}
else if (!strcmp (ctx->super.algo->name, "AES256-CTR"))
{
algo = VNET_CRYPTO_ALG_AES_256_CTR;
+ ctx->id = is_enc ? VNET_CRYPTO_OP_AES_256_CTR_ENC :
+ VNET_CRYPTO_OP_AES_256_CTR_DEC;
}
else
{
}
size_t
-ptls_vpp_crypto_aead_decrypt (ptls_aead_context_t * _ctx, void *_output,
- const void *input, size_t inlen, const void *iv,
+ptls_vpp_crypto_aead_decrypt (ptls_aead_context_t *_ctx, void *_output,
+ const void *input, size_t inlen, uint64_t seq,
const void *aad, size_t aadlen)
{
vlib_main_t *vm = vlib_get_main ();
struct vpp_aead_context_t *ctx = (struct vpp_aead_context_t *) _ctx;
int tag_size = ctx->super.algo->tag_size;
- ctx->op.dst = _output;
- ctx->op.src = (void *) input;
- ctx->op.len = inlen - tag_size;;
- ctx->op.iv = (void *) iv;
- ctx->op.aad = (void *) aad;
+ vnet_crypto_op_init (&ctx->op, ctx->id);
+ ctx->op.aad = (u8 *) aad;
ctx->op.aad_len = aadlen;
- ctx->op.tag = (void *) input + inlen - tag_size;
+ ctx->op.iv = ctx->iv;
+ ptls_aead__build_iv (ctx->super.algo, ctx->op.iv, ctx->static_iv, seq);
+ ctx->op.src = (u8 *) input;
+ ctx->op.dst = _output;
+ ctx->op.key_index = ctx->key_index;
+ ctx->op.len = inlen - tag_size;
ctx->op.tag_len = tag_size;
+ ctx->op.tag = ctx->op.src + ctx->op.len;
vnet_crypto_process_ops (vm, &(ctx->op), 1);
assert (ctx->op.status == VNET_CRYPTO_OP_STATUS_COMPLETED);
- return inlen - tag_size;
+ return ctx->op.len;
}
static void
-ptls_vpp_crypto_aead_encrypt_init (ptls_aead_context_t * _ctx, const void *iv,
+ptls_vpp_crypto_aead_encrypt_init (ptls_aead_context_t *_ctx, uint64_t seq,
const void *aad, size_t aadlen)
{
struct vpp_aead_context_t *ctx = (struct vpp_aead_context_t *) _ctx;
- ctx->op.iv = (void *) iv;
+
+ vnet_crypto_op_init (&ctx->op, ctx->id);
ctx->op.aad = (void *) aad;
ctx->op.aad_len = aadlen;
+ ctx->op.iv = ctx->iv;
+ ptls_aead__build_iv (ctx->super.algo, ctx->op.iv, ctx->static_iv, seq);
+ ctx->op.key_index = ctx->key_index;
ctx->op.n_chunks = 2;
ctx->op.chunk_index = 0;
static void
ptls_vpp_crypto_aead_dispose_crypto (ptls_aead_context_t * _ctx)
{
- /* Do nothing */
-}
+ vlib_main_t *vm = vlib_get_main ();
+ struct vpp_aead_context_t *ctx = (struct vpp_aead_context_t *) _ctx;
+ clib_rwlock_writer_lock (&picotls_main.crypto_keys_rw_lock);
+ vnet_crypto_key_del (vm, ctx->key_index);
+ clib_rwlock_writer_unlock (&picotls_main.crypto_keys_rw_lock);
+}
static int
-ptls_vpp_crypto_aead_setup_crypto (ptls_aead_context_t * _ctx, int is_enc,
- const void *key, vnet_crypto_alg_t alg)
+ptls_vpp_crypto_aead_setup_crypto (ptls_aead_context_t *_ctx, int is_enc,
+ const void *key, const void *iv,
+ vnet_crypto_alg_t alg)
{
struct vlib_main_t *vm = vlib_get_main ();
struct vpp_aead_context_t *ctx = (struct vpp_aead_context_t *) _ctx;
u16 key_len = ctx->super.algo->key_size;
- memset (&(ctx->op), 0, sizeof (vnet_crypto_op_t));
-
if (alg == VNET_CRYPTO_ALG_AES_128_GCM)
{
- if (is_enc)
- vnet_crypto_op_init (&(ctx->op), VNET_CRYPTO_OP_AES_128_GCM_ENC);
- else
- vnet_crypto_op_init (&(ctx->op), VNET_CRYPTO_OP_AES_128_GCM_DEC);
+ ctx->id = is_enc ? VNET_CRYPTO_OP_AES_128_GCM_ENC :
+ VNET_CRYPTO_OP_AES_128_GCM_DEC;
}
else if (alg == VNET_CRYPTO_ALG_AES_256_GCM)
{
- if (is_enc)
- {
- vnet_crypto_op_init (&(ctx->op), VNET_CRYPTO_OP_AES_256_GCM_ENC);
- }
- else
- vnet_crypto_op_init (&(ctx->op), VNET_CRYPTO_OP_AES_256_GCM_DEC);
+ ctx->id = is_enc ? VNET_CRYPTO_OP_AES_256_GCM_ENC :
+ VNET_CRYPTO_OP_AES_256_GCM_DEC;
}
else
{
}
ctx->alg = alg;
+ ctx->chunk_index = 0;
+ clib_memcpy (ctx->static_iv, iv, ctx->super.algo->iv_size);
clib_rwlock_writer_lock (&picotls_main.crypto_keys_rw_lock);
- ctx->op.key_index =
- vnet_crypto_key_add (vm, ctx->alg, (void *) key, key_len);
+ ctx->key_index = vnet_crypto_key_add (vm, alg, (void *) key, key_len);
clib_rwlock_writer_unlock (&picotls_main.crypto_keys_rw_lock);
- ctx->chunk_index = 0;
- ctx->super.do_decrypt = ptls_vpp_crypto_aead_decrypt;
- ctx->super.do_encrypt_init = ptls_vpp_crypto_aead_encrypt_init;
- ctx->super.do_encrypt_update = ptls_vpp_crypto_aead_encrypt_update;
- ctx->super.do_encrypt_final = ptls_vpp_crypto_aead_encrypt_final;
+ if (is_enc)
+ {
+ ctx->super.do_encrypt_init = ptls_vpp_crypto_aead_encrypt_init;
+ ctx->super.do_encrypt_update = ptls_vpp_crypto_aead_encrypt_update;
+ ctx->super.do_encrypt_final = ptls_vpp_crypto_aead_encrypt_final;
+ }
+ else
+ {
+ ctx->super.do_decrypt = ptls_vpp_crypto_aead_decrypt;
+ }
ctx->super.dispose_crypto = ptls_vpp_crypto_aead_dispose_crypto;
return 0;
}
static int
-ptls_vpp_crypto_aead_aes128gcm_setup_crypto (ptls_aead_context_t * ctx,
- int is_enc, const void *key)
+ptls_vpp_crypto_aead_aes128gcm_setup_crypto (ptls_aead_context_t *ctx,
+ int is_enc, const void *key,
+ const void *iv)
{
- return ptls_vpp_crypto_aead_setup_crypto (ctx, is_enc, key,
+ return ptls_vpp_crypto_aead_setup_crypto (ctx, is_enc, key, iv,
VNET_CRYPTO_ALG_AES_128_GCM);
}
static int
-ptls_vpp_crypto_aead_aes256gcm_setup_crypto (ptls_aead_context_t * ctx,
- int is_enc, const void *key)
+ptls_vpp_crypto_aead_aes256gcm_setup_crypto (ptls_aead_context_t *ctx,
+ int is_enc, const void *key,
+ const void *iv)
{
- return ptls_vpp_crypto_aead_setup_crypto (ctx, is_enc, key,
+ return ptls_vpp_crypto_aead_setup_crypto (ctx, is_enc, key, iv,
VNET_CRYPTO_ALG_AES_256_GCM);
}
-ptls_cipher_algorithm_t ptls_vpp_crypto_aes128ctr = { "AES128-CTR",
+ptls_cipher_algorithm_t ptls_vpp_crypto_aes128ctr = {
+ "AES128-CTR",
PTLS_AES128_KEY_SIZE,
- 1, PTLS_AES_IV_SIZE,
+ 1,
+ PTLS_AES_IV_SIZE,
sizeof (struct vpp_aead_context_t),
ptls_vpp_crypto_aes128ctr_setup_crypto
};
-ptls_cipher_algorithm_t ptls_vpp_crypto_aes256ctr = { "AES256-CTR",
+ptls_cipher_algorithm_t ptls_vpp_crypto_aes256ctr = {
+ "AES256-CTR",
PTLS_AES256_KEY_SIZE,
- 1 /* block size */ ,
+ 1 /* block size */,
PTLS_AES_IV_SIZE,
sizeof (struct vpp_aead_context_t),
ptls_vpp_crypto_aes256ctr_setup_crypto
};
-ptls_aead_algorithm_t ptls_vpp_crypto_aes128gcm = { "AES128-GCM",
+#define PTLS_X86_CACHE_LINE_ALIGN_BITS 6
+ptls_aead_algorithm_t ptls_vpp_crypto_aes128gcm = {
+ "AES128-GCM",
+ PTLS_AESGCM_CONFIDENTIALITY_LIMIT,
+ PTLS_AESGCM_INTEGRITY_LIMIT,
&ptls_vpp_crypto_aes128ctr,
NULL,
PTLS_AES128_KEY_SIZE,
PTLS_AESGCM_IV_SIZE,
PTLS_AESGCM_TAG_SIZE,
+ { PTLS_TLS12_AESGCM_FIXED_IV_SIZE, PTLS_TLS12_AESGCM_RECORD_IV_SIZE },
+ 1,
+ PTLS_X86_CACHE_LINE_ALIGN_BITS,
sizeof (struct vpp_aead_context_t),
ptls_vpp_crypto_aead_aes128gcm_setup_crypto
};
-ptls_aead_algorithm_t ptls_vpp_crypto_aes256gcm = { "AES256-GCM",
+ptls_aead_algorithm_t ptls_vpp_crypto_aes256gcm = {
+ "AES256-GCM",
+ PTLS_AESGCM_CONFIDENTIALITY_LIMIT,
+ PTLS_AESGCM_INTEGRITY_LIMIT,
&ptls_vpp_crypto_aes256ctr,
NULL,
PTLS_AES256_KEY_SIZE,
PTLS_AESGCM_IV_SIZE,
PTLS_AESGCM_TAG_SIZE,
+ { PTLS_TLS12_AESGCM_FIXED_IV_SIZE, PTLS_TLS12_AESGCM_RECORD_IV_SIZE },
+ 1,
+ PTLS_X86_CACHE_LINE_ALIGN_BITS,
sizeof (struct vpp_aead_context_t),
ptls_vpp_crypto_aead_aes256gcm_setup_crypto
};